syzkaller login: [ 524.293527][ T31] kauditd_printk_skb: 8 callbacks suppressed [ 524.293889][ T31] audit: type=1400 audit(524.230:58): avc: denied { read write } for pid=3098 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 [ 524.294163][ T31] audit: type=1400 audit(524.230:59): avc: denied { open } for pid=3098 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]:21462' (ED25519) to the list of known hosts. [ 564.596469][ T31] audit: type=1400 audit(564.530:60): avc: denied { execute } for pid=3111 comm="sh" name="syz-executor1863342597" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 564.606385][ T31] audit: type=1400 audit(564.540:61): avc: denied { execute_no_trans } for pid=3111 comm="sh" path="/syz-executor1863342597" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 564.787040][ T31] audit: type=1400 audit(564.730:62): avc: denied { execmem } for pid=3111 comm="syz-executor186" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 564.804466][ T31] audit: type=1400 audit(564.740:63): avc: denied { prog_load } for pid=3112 comm="syz-executor186" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program [ 564.811876][ T31] audit: type=1400 audit(564.750:64): avc: denied { bpf } for pid=3112 comm="syz-executor186" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 564.812484][ T31] audit: type=1400 audit(564.750:65): avc: denied { perfmon } for pid=3112 comm="syz-executor186" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 564.834078][ T31] audit: type=1400 audit(564.770:66): avc: denied { prog_run } for pid=3112 comm="syz-executor186" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.060237][ T32] INFO: task kworker/0:0:9 blocked for more than 450 seconds. [ 1324.065403][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.075146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.096834][ T32] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.099359][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.155376][ T32] Call trace: [ 1324.184876][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.246514][ T32] r10:8291a684 r9:df83dd84 r8:00000002 r7:60000113 r6:df83dd8c r5:83236000 [ 1324.246720][ T32] r4:83236000 [ 1324.246892][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.247091][ T32] r5:83236000 r4:8291a680 [ 1324.247197][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.247323][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.247448][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df83de08 [ 1324.247541][ T32] r4:00000000 [ 1324.247630][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.247743][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.247872][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.247997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8588f440 [ 1324.248089][ T32] r4:00000000 [ 1324.248176][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.248298][ T32] r9:83018005 r8:83236000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.248389][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.248512][ T32] r5:00001000 r4:eb575000 [ 1324.248626][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.248746][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.248875][ T32] r5:859eeb8c r4:859ee800 [ 1324.248965][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.249089][ T32] r7:dddced80 r6:83018000 r5:859eeb8c r4:830b8400 [ 1324.249178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.249301][ T32] r10:61c88647 r9:83236000 r8:830b842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.249390][ T32] r4:830b8400 [ 1324.249477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.249598][ T32] r10:00000000 r9:830b8400 r8:80287e08 r7:df819e48 r6:830b8480 r5:83236000 [ 1324.249688][ T32] r4:00000001 [ 1324.249774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.250337][ T32] Exception stack(0xdf83dfb0 to 0xdf83dff8) [ 1324.250771][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.250975][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.251139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.251325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.251457][ T32] r4:830b51c0 [ 1324.252275][ T32] INFO: task kworker/0:0:9 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.252519][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.252865][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.253067][ T32] Call trace: [ 1324.253236][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.253377][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.253468][ T32] r4:00000000 [ 1324.253557][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.253684][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.253805][ T32] 5d20: 95629000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.253909][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.254081][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.254189][ T32] r5:800d0013 r4:80239bb0 [ 1324.254277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.254398][ T32] r4:82ac21e4 [ 1324.254485][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.254606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.254698][ T32] r4:e0595dc0 [ 1324.254804][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.254924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.255015][ T32] r4:00000000 [ 1324.255105][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.255229][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.255317][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.255438][ T32] r5:00001000 r4:e00c1000 [ 1324.255525][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.255642][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.255837][ T32] r5:84f0c78c r4:84f0c400 [ 1324.286603][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.287431][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.288134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.288981][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.289636][ T32] r4:84ddad00 [ 1324.290161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.290862][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.291558][ T32] r4:00000001 [ 1324.292005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.292720][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.293355][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.294067][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.294845][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.295474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.296772][ T32] r4:84cfd440 [ 1324.297520][ T32] INFO: task kworker/1:1:52 blocked for more than 450 seconds. [ 1324.298201][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.298727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.299399][ T32] task:kworker/1:1 state:D stack:0 pid:52 tgid:52 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.300423][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.301165][ T32] Call trace: [ 1324.301783][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.302493][ T32] r10:8291a684 r9:df935d84 r8:00000002 r7:60000113 r6:df935d8c r5:832e0000 [ 1324.303155][ T32] r4:832e0000 [ 1324.306445][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.307195][ T32] r5:832e0000 r4:8291a680 [ 1324.307714][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.308514][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.309316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df935e08 [ 1324.310035][ T32] r4:00000000 [ 1324.310523][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.311341][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.312071][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.312788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f400 [ 1324.313479][ T32] r4:00000000 [ 1324.314340][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.315279][ T32] r9:83018205 r8:832e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1324.316685][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.317494][ T32] r5:00001000 r4:df929000 [ 1324.326201][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.326977][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.327682][ T32] r5:8447178c r4:84471400 [ 1324.328237][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.328998][ T32] r7:ddde2d80 r6:83018200 r5:8447178c r4:832a0080 [ 1324.329609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.330554][ T32] r10:61c88647 r9:832e0000 r8:832a00ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.331297][ T32] r4:832a0080 [ 1324.331713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.332410][ T32] r10:00000000 r9:832a0080 r8:80287e08 r7:df879e60 r6:832a0100 r5:832e0000 [ 1324.333088][ T32] r4:00000001 [ 1324.333530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.334180][ T32] Exception stack(0xdf935fb0 to 0xdf935ff8) [ 1324.334708][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.335409][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.336717][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.337342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.338043][ T32] r4:832a10c0 [ 1324.338882][ T32] INFO: task kworker/1:1:52 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.339706][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.340903][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.341707][ T32] Call trace: [ 1324.342385][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.343143][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.343799][ T32] r4:00000000 [ 1324.344238][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.344929][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.345540][ T32] 5d20: 961b7000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.346846][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.347741][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.348306][ T32] r5:800d0013 r4:80239bb0 [ 1324.348800][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.349545][ T32] r4:82ac21e4 [ 1324.350070][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.350846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.351481][ T32] r4:e0595dc0 [ 1324.351892][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.352626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.353280][ T32] r4:00000000 [ 1324.353738][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.354393][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.355038][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.355717][ T32] r5:00001000 r4:e00c1000 [ 1324.356738][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.357462][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.358251][ T32] r5:84f0c78c r4:84f0c400 [ 1324.358761][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.366538][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.367107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.367815][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.368427][ T32] r4:84ddad00 [ 1324.368895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.369546][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.370403][ T32] r4:00000001 [ 1324.370848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.371533][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.372119][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.372893][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.373541][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.374216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.374884][ T32] r4:84cfd440 [ 1324.375373][ T32] INFO: task kworker/1:2:95 blocked for more than 450 seconds. [ 1324.376420][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.377027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.377643][ T32] task:kworker/1:2 state:D stack:0 pid:95 tgid:95 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.378719][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.379476][ T32] Call trace: [ 1324.380118][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.380764][ T32] r10:8291a684 r9:df9d1d84 r8:00000002 r7:60000113 r6:df9d1d8c r5:83a85400 [ 1324.381488][ T32] r4:83a85400 [ 1324.382004][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.382733][ T32] r5:83a85400 r4:8291a680 [ 1324.383197][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.384006][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.384731][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d1e08 [ 1324.385401][ T32] r4:00000000 [ 1324.386119][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.465878][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.500449][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.500767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc200 [ 1324.500825][ T32] r4:00000000 [ 1324.500915][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.501024][ T32] r9:83018205 r8:83a85400 r7:00000000 r6:83018200 r5:00001000 r4:7f177000 [ 1324.501061][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.501144][ T32] r5:00001000 r4:ed993000 [ 1324.501181][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.501270][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.501392][ T32] r5:85d26b8c r4:85d26800 [ 1324.501447][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.501556][ T32] r7:ddde2d80 r6:83018200 r5:85d26b8c r4:832c5600 [ 1324.501605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.501704][ T32] r10:61c88647 r9:83a85400 r8:832c562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.501755][ T32] r4:832c5600 [ 1324.501812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.501917][ T32] r10:00000000 r9:832c5600 r8:80287e08 r7:df935e60 r6:832c5680 r5:83a85400 [ 1324.502002][ T32] r4:00000001 [ 1324.502053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.502139][ T32] Exception stack(0xdf9d1fb0 to 0xdf9d1ff8) [ 1324.502203][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.502265][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.502344][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.502442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.502501][ T32] r4:832c4180 [ 1324.503271][ T32] INFO: task kworker/1:2:95 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.503422][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.503543][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.503629][ T32] Call trace: [ 1324.503703][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.503800][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.503840][ T32] r4:00000000 [ 1324.503873][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.503947][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.504002][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.504052][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.504093][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.504155][ T32] r5:800d0013 r4:80239bb0 [ 1324.504196][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.504267][ T32] r4:82ac21e4 [ 1324.504300][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.504369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.504406][ T32] r4:e0595dc0 [ 1324.504437][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.504504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.504540][ T32] r4:00000000 [ 1324.504572][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.504661][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.504699][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.504961][ T32] r5:00001000 r4:e00c1000 [ 1324.505018][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.505135][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.505217][ T32] r5:84f0c78c r4:84f0c400 [ 1324.505252][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.505335][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.505403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.505490][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.505528][ T32] r4:84ddad00 [ 1324.505559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.505639][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.505677][ T32] r4:00000001 [ 1324.505708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.505772][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.505914][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.511840][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.511960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.512048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.512136][ T32] r4:84cfd440 [ 1324.512452][ T32] INFO: task kworker/0:3:3120 blocked for more than 451 seconds. [ 1324.512551][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.512609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.512661][ T32] task:kworker/0:3 state:D stack:0 pid:3120 tgid:3120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.512782][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.512905][ T32] Call trace: [ 1324.512981][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.513114][ T32] r10:8291a684 r9:df9cdd84 r8:00000002 r7:60000113 r6:df9cdd8c r5:844d4800 [ 1324.513167][ T32] r4:844d4800 [ 1324.513278][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.513378][ T32] r5:844d4800 r4:8291a680 [ 1324.513426][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.513512][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.513601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9cde08 [ 1324.513651][ T32] r4:00000000 [ 1324.513696][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.513946][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.514070][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.514162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ca880 [ 1324.514208][ T32] r4:00000000 [ 1324.514374][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.514495][ T32] r9:83018005 r8:844d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.514553][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.514731][ T32] r5:00001000 r4:eac03000 [ 1324.514856][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.514964][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.515099][ T32] r5:8576a78c r4:8576a400 [ 1324.515220][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.515349][ T32] r7:dddced80 r6:83018000 r5:8576a78c r4:84cf5600 [ 1324.515404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.515511][ T32] r10:61c88647 r9:844d4800 r8:84cf562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.515567][ T32] r4:84cf5600 [ 1324.515619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.515728][ T32] r10:00000000 r9:84cf5600 r8:80287e08 r7:df845e60 r6:84cf5a80 r5:844d4800 [ 1324.515785][ T32] r4:00000001 [ 1324.528718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.528942][ T32] Exception stack(0xdf9cdfb0 to 0xdf9cdff8) [ 1324.529029][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.529099][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.529166][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.529241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.529296][ T32] r4:8424ac00 [ 1324.530149][ T32] INFO: task kworker/0:3:3120 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.530250][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.530409][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.530522][ T32] Call trace: [ 1324.530599][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.530714][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.530798][ T32] r4:00000000 [ 1324.530858][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.530956][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.531058][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.531144][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.531208][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.531263][ T32] r5:800d0013 r4:80239bb0 [ 1324.531314][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.531409][ T32] r4:82ac21e4 [ 1324.531458][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.531547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.531617][ T32] r4:e0595dc0 [ 1324.531671][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.531773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.531857][ T32] r4:00000000 [ 1324.531915][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.532070][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.532133][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.532227][ T32] r5:00001000 r4:e00c1000 [ 1324.532276][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.532366][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.532462][ T32] r5:84f0c78c r4:84f0c400 [ 1324.532512][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.532618][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.532669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.532818][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.532876][ T32] r4:84ddad00 [ 1324.532929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.533046][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.533104][ T32] r4:00000001 [ 1324.533154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.533235][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.533297][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.533363][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.533424][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.533488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.533567][ T32] r4:84cfd440 [ 1324.533647][ T32] INFO: task kworker/0:4:3121 blocked for more than 451 seconds. [ 1324.533728][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.533790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.533838][ T32] task:kworker/0:4 state:D stack:0 pid:3121 tgid:3121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.534073][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.534222][ T32] Call trace: [ 1324.534272][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.534352][ T32] r10:8291a684 r9:df9d5d84 r8:00000002 r7:60000013 r6:df9d5d8c r5:844d3c00 [ 1324.534388][ T32] r4:844d3c00 [ 1324.534419][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.534488][ T32] r5:844d3c00 r4:8291a680 [ 1324.534519][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.534580][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.534649][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d5e08 [ 1324.534685][ T32] r4:00000000 [ 1324.534717][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.534777][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.534833][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.534900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551f200 [ 1324.534935][ T32] r4:00000000 [ 1324.534965][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.535042][ T32] r9:83018005 r8:844d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.535075][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.535141][ T32] r5:00001000 r4:dfa8f000 [ 1324.535174][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.535239][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.535359][ T32] r5:854f7f8c r4:854f7c00 [ 1324.535396][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.535470][ T32] r7:dddced80 r6:83018000 r5:854f7f8c r4:84cf5700 [ 1324.535504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.535581][ T32] r10:61c88647 r9:844d3c00 r8:84cf572c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.535618][ T32] r4:84cf5700 [ 1324.535649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.535722][ T32] r10:00000000 r9:84cf5700 r8:80287e08 r7:df9cde60 r6:84cf5800 r5:844d3c00 [ 1324.535760][ T32] r4:00000001 [ 1324.535791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.556405][ T32] Exception stack(0xdf9d5fb0 to 0xdf9d5ff8) [ 1324.556610][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.556678][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.556739][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.556815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.556869][ T32] r4:8424ac00 [ 1324.557686][ T32] INFO: task kworker/0:4:3121 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.557795][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.557948][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.558129][ T32] Call trace: [ 1324.558219][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.558340][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.558416][ T32] r4:00000000 [ 1324.558518][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.558628][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.558699][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.558782][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.558842][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.558898][ T32] r5:800d0013 r4:80239bb0 [ 1324.558984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.559093][ T32] r4:82ac21e4 [ 1324.559144][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.559242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.559294][ T32] r4:e0595dc0 [ 1324.559343][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.559462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.559522][ T32] r4:00000000 [ 1324.559571][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.559674][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.559728][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.559822][ T32] r5:00001000 r4:e00c1000 [ 1324.559874][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.559964][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.560093][ T32] r5:84f0c78c r4:84f0c400 [ 1324.560169][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.560283][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.560332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.560434][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.560482][ T32] r4:84ddad00 [ 1324.560529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.560641][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.560694][ T32] r4:00000001 [ 1324.560739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.560822][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.560885][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.560950][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.561017][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.561087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.561141][ T32] r4:84cfd440 [ 1324.561207][ T32] INFO: task kworker/1:5:3124 blocked for more than 451 seconds. [ 1324.561281][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.561341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.561393][ T32] task:kworker/1:5 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.561494][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.561582][ T32] Call trace: [ 1324.561652][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.561761][ T32] r10:8291a684 r9:df9e5d84 r8:00000002 r7:60000113 r6:df9e5d8c r5:844d6c00 [ 1324.561838][ T32] r4:844d6c00 [ 1324.561970][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.562131][ T32] r5:844d6c00 r4:8291a680 [ 1324.562187][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.562285][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.562373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e5e08 [ 1324.562424][ T32] r4:00000000 [ 1324.562470][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.562553][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.562637][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.562735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dd1500 [ 1324.562798][ T32] r4:00000000 [ 1324.562851][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.562952][ T32] r9:83018205 r8:844d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1324.563057][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.563166][ T32] r5:00001000 r4:dfedf000 [ 1324.563215][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.563302][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.563398][ T32] r5:84e0378c r4:84e03400 [ 1324.563450][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.563554][ T32] r7:ddde2d80 r6:83018200 r5:84e0378c r4:8475b680 [ 1324.563605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.563738][ T32] r10:61c88647 r9:844d6c00 r8:8475b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.563827][ T32] r4:8475b680 [ 1324.563892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.564006][ T32] r10:00000000 r9:8475b680 r8:80287e08 r7:df935e60 r6:84cf5780 r5:844d6c00 [ 1324.564063][ T32] r4:00000001 [ 1324.564117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.564202][ T32] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1324.564289][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.564374][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.564466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.564556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.564639][ T32] r4:84ceb300 [ 1324.565226][ T32] INFO: task kworker/1:5:3124 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.565311][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.565445][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.565555][ T32] Call trace: [ 1324.565674][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.565811][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.580489][ T32] r4:00000000 [ 1324.580554][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.580658][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.580711][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.580761][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.580802][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.580903][ T32] r5:800d0013 r4:80239bb0 [ 1324.580941][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.581018][ T32] r4:82ac21e4 [ 1324.581053][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.581122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.581157][ T32] r4:e0595dc0 [ 1324.581193][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.581279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.581355][ T32] r4:00000000 [ 1324.581412][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.581509][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.581557][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.581656][ T32] r5:00001000 r4:e00c1000 [ 1324.581705][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.581819][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.581920][ T32] r5:84f0c78c r4:84f0c400 [ 1324.582000][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.582105][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.582157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.582261][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.582341][ T32] r4:84ddad00 [ 1324.582399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.582505][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.582558][ T32] r4:00000001 [ 1324.582606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.582686][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.582750][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.582812][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.582874][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.582943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.583005][ T32] r4:84cfd440 [ 1324.583078][ T32] INFO: task kworker/1:6:3126 blocked for more than 451 seconds. [ 1324.583154][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.583209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.583258][ T32] task:kworker/1:6 state:D stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.583399][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.583515][ T32] Call trace: [ 1324.583598][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.583706][ T32] r10:8291a684 r9:df9f9d84 r8:00000002 r7:60000113 r6:df9f9d8c r5:844d6000 [ 1324.583758][ T32] r4:844d6000 [ 1324.583805][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.583898][ T32] r5:844d6000 r4:8291a680 [ 1324.583943][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.584040][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.584153][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f9e08 [ 1324.584211][ T32] r4:00000000 [ 1324.584258][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.584330][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.584399][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.584485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f580 [ 1324.584534][ T32] r4:00000000 [ 1324.584577][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.584669][ T32] r9:83018205 r8:844d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1324.584717][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.584814][ T32] r5:00001000 r4:dfce5000 [ 1324.584862][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.584949][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.585058][ T32] r5:8447078c r4:84470400 [ 1324.585130][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.585247][ T32] r7:ddde2d80 r6:83018200 r5:8447078c r4:8475b800 [ 1324.585301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.585405][ T32] r10:61c88647 r9:844d6000 r8:8475b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.585464][ T32] r4:8475b800 [ 1324.585513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.585619][ T32] r10:00000000 r9:8475b800 r8:80287e08 r7:df935e60 r6:84cf5b00 r5:844d6000 [ 1324.585671][ T32] r4:00000001 [ 1324.585717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.585802][ T32] Exception stack(0xdf9f9fb0 to 0xdf9f9ff8) [ 1324.596623][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.596794][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.596863][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.596939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.597009][ T32] r4:84ceb740 [ 1324.597867][ T32] INFO: task kworker/1:6:3126 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.597985][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.598150][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.598286][ T32] Call trace: [ 1324.598399][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.598531][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.598587][ T32] r4:00000000 [ 1324.598634][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.598728][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.598801][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.598875][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.598939][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.599006][ T32] r5:800d0013 r4:80239bb0 [ 1324.599137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.599248][ T32] r4:82ac21e4 [ 1324.599298][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.599407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.599465][ T32] r4:e0595dc0 [ 1324.599535][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.599649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.599704][ T32] r4:00000000 [ 1324.599756][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.599861][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.599913][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.600018][ T32] r5:00001000 r4:e00c1000 [ 1324.600068][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.600159][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.600263][ T32] r5:84f0c78c r4:84f0c400 [ 1324.600317][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.600426][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.600481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.600587][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.600638][ T32] r4:84ddad00 [ 1324.600688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.600802][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.600862][ T32] r4:00000001 [ 1324.600913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.601007][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.601070][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.601133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.601193][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.601257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.601308][ T32] r4:84cfd440 [ 1324.601375][ T32] INFO: task kworker/1:7:3128 blocked for more than 451 seconds. [ 1324.601442][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.601497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.601563][ T32] task:kworker/1:7 state:D stack:0 pid:3128 tgid:3128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.601666][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.601762][ T32] Call trace: [ 1324.601837][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.601935][ T32] r10:8291a684 r9:dfa09d84 r8:00000002 r7:60000013 r6:dfa09d8c r5:844d0c00 [ 1324.602033][ T32] r4:844d0c00 [ 1324.602084][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.602194][ T32] r5:844d0c00 r4:8291a680 [ 1324.602240][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.602327][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.602423][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa09e08 [ 1324.602477][ T32] r4:00000000 [ 1324.602562][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.602715][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.602800][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.602890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512e500 [ 1324.602945][ T32] r4:00000000 [ 1324.603032][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.603154][ T32] r9:83018205 r8:844d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1324.603205][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.603298][ T32] r5:00001000 r4:dfb49000 [ 1324.603346][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.603452][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.603552][ T32] r5:85003b8c r4:85003800 [ 1324.603632][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.603737][ T32] r7:ddde2d80 r6:83018200 r5:85003b8c r4:8475b880 [ 1324.603789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.603933][ T32] r10:61c88647 r9:844d0c00 r8:8475b8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.604017][ T32] r4:8475b880 [ 1324.604068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.604172][ T32] r10:00000000 r9:8475b880 r8:80287e08 r7:df935e60 r6:84cf5b80 r5:844d0c00 [ 1324.604232][ T32] r4:00000001 [ 1324.604278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.604358][ T32] Exception stack(0xdfa09fb0 to 0xdfa09ff8) [ 1324.604480][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.604562][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.604625][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.604689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.604745][ T32] r4:84ceb840 [ 1324.605342][ T32] INFO: task kworker/1:7:3128 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.605422][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.605548][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.605645][ T32] Call trace: [ 1324.605717][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.630339][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.630539][ T32] r4:00000000 [ 1324.630600][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.630743][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.630825][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.630970][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.631052][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.631117][ T32] r5:800d0013 r4:80239bb0 [ 1324.631172][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.631269][ T32] r4:82ac21e4 [ 1324.631399][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.631512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.631579][ T32] r4:e0595dc0 [ 1324.631631][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.631741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.631840][ T32] r4:00000000 [ 1324.631905][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.632015][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.632077][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.632176][ T32] r5:00001000 r4:e00c1000 [ 1324.632247][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.632345][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.632443][ T32] r5:84f0c78c r4:84f0c400 [ 1324.632490][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.632591][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.632643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.632731][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.632772][ T32] r4:84ddad00 [ 1324.633029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.633116][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.633184][ T32] r4:00000001 [ 1324.633222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.633282][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.633360][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.633414][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.633493][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.633544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.633584][ T32] r4:84cfd440 [ 1324.633848][ T32] INFO: task kworker/1:8:3130 blocked for more than 451 seconds. [ 1324.633910][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.633998][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.634044][ T32] task:kworker/1:8 state:D stack:0 pid:3130 tgid:3130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.634249][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.634326][ T32] Call trace: [ 1324.634450][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.634534][ T32] r10:8291a684 r9:dfa11d84 r8:00000002 r7:60000113 r6:dfa11d8c r5:844d0000 [ 1324.634726][ T32] r4:844d0000 [ 1324.634767][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.634840][ T32] r5:844d0000 r4:8291a680 [ 1324.634942][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.635020][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.635092][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa11e08 [ 1324.635128][ T32] r4:00000000 [ 1324.635160][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.635252][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.635313][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.635380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ceb840 [ 1324.635416][ T32] r4:00000000 [ 1324.635447][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.635516][ T32] r9:83018205 r8:844d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1324.635551][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.635642][ T32] r5:00001000 r4:dfe7f000 [ 1324.635678][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.635744][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.635869][ T32] r5:85001f8c r4:85001c00 [ 1324.643769][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.643906][ T32] r7:ddde2d80 r6:83018200 r5:85001f8c r4:8475bc00 [ 1324.643942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.644027][ T32] r10:61c88647 r9:844d0000 r8:8475bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.644063][ T32] r4:8475bc00 [ 1324.644096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.644208][ T32] r10:00000000 r9:8475bc00 r8:80287e08 r7:dfa09e60 r6:84cf5c00 r5:844d0000 [ 1324.644253][ T32] r4:00000001 [ 1324.644286][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.644348][ T32] Exception stack(0xdfa11fb0 to 0xdfa11ff8) [ 1324.644408][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.644461][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.644504][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.644594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.644636][ T32] r4:84ceb700 [ 1324.645439][ T32] INFO: task kworker/1:8:3130 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.645528][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.645688][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.645772][ T32] Call trace: [ 1324.653203][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.653347][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.653404][ T32] r4:00000000 [ 1324.653451][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.653543][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.653608][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.653674][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.653731][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.653787][ T32] r5:800d0013 r4:80239bb0 [ 1324.653833][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.653923][ T32] r4:82ac21e4 [ 1324.654003][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.654097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.654185][ T32] r4:e0595dc0 [ 1324.654248][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.654342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.654392][ T32] r4:00000000 [ 1324.654469][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.654576][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.654626][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.654733][ T32] r5:00001000 r4:e00c1000 [ 1324.654791][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.654910][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.655021][ T32] r5:84f0c78c r4:84f0c400 [ 1324.655102][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.655215][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.655270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.655377][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.655434][ T32] r4:84ddad00 [ 1324.655510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.655621][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.655674][ T32] r4:00000001 [ 1324.655720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.655849][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.664681][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.664774][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.664832][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.664898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.664960][ T32] r4:84cfd440 [ 1324.665043][ T32] INFO: task kworker/1:9:3132 blocked for more than 451 seconds. [ 1324.665125][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.665183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.665235][ T32] task:kworker/1:9 state:D stack:0 pid:3132 tgid:3132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.665397][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.665568][ T32] Call trace: [ 1324.665647][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.665765][ T32] r10:8291a684 r9:df99dd84 r8:00000002 r7:60000113 r6:df99dd8c r5:83aa8c00 [ 1324.666814][ T32] r4:83aa8c00 [ 1324.666931][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.667067][ T32] r5:83aa8c00 r4:8291a680 [ 1324.667121][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.667213][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.667311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df99de08 [ 1324.667395][ T32] r4:00000000 [ 1324.667456][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.667543][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.667652][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.667758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509e6c0 [ 1324.667818][ T32] r4:00000000 [ 1324.667895][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.668018][ T32] r9:83018205 r8:83aa8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1324.668074][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.668178][ T32] r5:00001000 r4:e072b000 [ 1324.668229][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.668321][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.668419][ T32] r5:85002f8c r4:85002c00 [ 1324.668469][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.668574][ T32] r7:ddde2d80 r6:83018200 r5:85002f8c r4:8475b700 [ 1324.668640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.668749][ T32] r10:61c88647 r9:83aa8c00 r8:8475b72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.668829][ T32] r4:8475b700 [ 1324.668886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.668986][ T32] r10:00000000 r9:8475b700 r8:80287e08 r7:dfa09e60 r6:8475b980 r5:83aa8c00 [ 1324.669052][ T32] r4:00000001 [ 1324.669102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.669428][ T32] Exception stack(0xdf99dfb0 to 0xdf99dff8) [ 1324.669507][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.669577][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.669640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.669706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.669761][ T32] r4:84ceb8c0 [ 1324.670593][ T32] INFO: task kworker/1:9:3132 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.670680][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.670946][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.671083][ T32] Call trace: [ 1324.671174][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.671285][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.671343][ T32] r4:00000000 [ 1324.671391][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.671481][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.671563][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.671641][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.671704][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.671767][ T32] r5:800d0013 r4:80239bb0 [ 1324.671820][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.671910][ T32] r4:82ac21e4 [ 1324.671958][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.672068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.672124][ T32] r4:e0595dc0 [ 1324.672170][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.672264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.672324][ T32] r4:00000000 [ 1324.672370][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.672470][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.672523][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.672619][ T32] r5:00001000 r4:e00c1000 [ 1324.672673][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.672765][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.672856][ T32] r5:84f0c78c r4:84f0c400 [ 1324.672903][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.673013][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.673057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.673140][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.673175][ T32] r4:84ddad00 [ 1324.673230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.673310][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.673347][ T32] r4:00000001 [ 1324.673379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.673519][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.673568][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.673613][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.673657][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.673704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.673741][ T32] r4:84cfd440 [ 1324.673823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.673945][ T32] INFO: task kworker/1:10:3134 blocked for more than 451 seconds. [ 1324.674030][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.674071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.674140][ T32] task:kworker/1:10 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.674220][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.674287][ T32] Call trace: [ 1324.674334][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.674483][ T32] r10:8291a684 r9:dfa29d84 r8:00000002 r7:60000113 r6:dfa29d8c r5:83ab3000 [ 1324.674525][ T32] r4:83ab3000 [ 1324.674557][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.674625][ T32] r5:83ab3000 r4:8291a680 [ 1324.674656][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.674717][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.674823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa29e08 [ 1324.674872][ T32] r4:00000000 [ 1324.674911][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.675067][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.675130][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.675197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dfb00 [ 1324.675231][ T32] r4:00000000 [ 1324.675262][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.675333][ T32] r9:83018205 r8:83ab3000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1324.675390][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.675497][ T32] r5:00001000 r4:e07af000 [ 1324.675533][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.675596][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.675697][ T32] r5:84467f8c r4:84467c00 [ 1324.675732][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.675859][ T32] r7:ddde2d80 r6:83018200 r5:84467f8c r4:8475be00 [ 1324.694616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.694764][ T32] r10:61c88647 r9:83ab3000 r8:8475be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.694805][ T32] r4:8475be00 [ 1324.694902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.694995][ T32] r10:00000000 r9:8475be00 r8:80287e08 r7:dfa09e60 r6:84cf5c80 r5:83ab3000 [ 1324.695034][ T32] r4:00000001 [ 1324.695067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.695129][ T32] Exception stack(0xdfa29fb0 to 0xdfa29ff8) [ 1324.695176][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.695228][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.695271][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.695319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.695386][ T32] r4:84ceba00 [ 1324.699565][ T32] INFO: task kworker/1:10:3134 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.699679][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.699798][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.699889][ T32] Call trace: [ 1324.700078][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.700172][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.700210][ T32] r4:00000000 [ 1324.700245][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.700310][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.700359][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.700498][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.700546][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.700623][ T32] r5:800d0013 r4:80239bb0 [ 1324.700766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.700934][ T32] r4:82ac21e4 [ 1324.701004][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.701118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.701159][ T32] r4:e0595dc0 [ 1324.701201][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.701331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.701392][ T32] r4:00000000 [ 1324.701438][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.701535][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.701583][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.701672][ T32] r5:00001000 r4:e00c1000 [ 1324.701748][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.701881][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.702035][ T32] r5:84f0c78c r4:84f0c400 [ 1324.702089][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.702189][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.702239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.702366][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.702428][ T32] r4:84ddad00 [ 1324.702569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.702682][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.702734][ T32] r4:00000001 [ 1324.702783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.702919][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.703000][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.703091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.703163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.703331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.703452][ T32] r4:84cfd440 [ 1324.703517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.703662][ T32] INFO: task kworker/1:11:3136 blocked for more than 451 seconds. [ 1324.703780][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.703842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.703892][ T32] task:kworker/1:11 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.704115][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.704216][ T32] Call trace: [ 1324.704423][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.704533][ T32] r10:8291a684 r9:dfa1dd84 r8:00000002 r7:60000113 r6:dfa1dd8c r5:83aa9800 [ 1324.704586][ T32] r4:83aa9800 [ 1324.704668][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.704770][ T32] r5:83aa9800 r4:8291a680 [ 1324.704817][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.704910][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.705012][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa1de08 [ 1324.705065][ T32] r4:00000000 [ 1324.705111][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.705208][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.705294][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.705440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85149000 [ 1324.705533][ T32] r4:00000000 [ 1324.705618][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.705726][ T32] r9:83018205 r8:83aa9800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1324.705778][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.717078][ T32] r5:00001000 r4:eab43000 [ 1324.717238][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.717410][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.717543][ T32] r5:851ceb8c r4:851ce800 [ 1324.717619][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.717770][ T32] r7:ddde2d80 r6:83018200 r5:851ceb8c r4:8475bc80 [ 1324.717865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.718020][ T32] r10:61c88647 r9:83aa9800 r8:8475bcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.718080][ T32] r4:8475bc80 [ 1324.718132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.718246][ T32] r10:00000000 r9:8475bc80 r8:80287e08 r7:dfa29e60 r6:8475bd00 r5:83aa9800 [ 1324.718303][ T32] r4:00000001 [ 1324.718351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.718440][ T32] Exception stack(0xdfa1dfb0 to 0xdfa1dff8) [ 1324.718512][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.718580][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.718654][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.718757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.718823][ T32] r4:84cebac0 [ 1324.719684][ T32] INFO: task kworker/1:11:3136 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.719783][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.719945][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.720104][ T32] Call trace: [ 1324.720205][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.720327][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.720385][ T32] r4:00000000 [ 1324.720453][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.720550][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.720713][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.720800][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.720965][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.721044][ T32] r5:800d0013 r4:80239bb0 [ 1324.721102][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.721204][ T32] r4:82ac21e4 [ 1324.721250][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.721349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.721501][ T32] r4:e0595dc0 [ 1324.721601][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.721696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.721752][ T32] r4:00000000 [ 1324.721826][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.721932][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.722007][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.722100][ T32] r5:00001000 r4:e00c1000 [ 1324.722210][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.722306][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.722468][ T32] r5:84f0c78c r4:84f0c400 [ 1324.722522][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.722617][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.722668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.722770][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.722835][ T32] r4:84ddad00 [ 1324.722942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.723057][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.723107][ T32] r4:00000001 [ 1324.723148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.723223][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.723287][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.723344][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.723441][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.723517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.723567][ T32] r4:84cfd440 [ 1324.723621][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.723717][ T32] INFO: task kworker/1:12:3140 blocked for more than 451 seconds. [ 1324.723826][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.723967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.724094][ T32] task:kworker/1:12 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.724215][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.724319][ T32] Call trace: [ 1324.724425][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.724600][ T32] r10:8291a684 r9:dfa35d84 r8:00000002 r7:60000113 r6:dfa35d8c r5:83aaa400 [ 1324.724666][ T32] r4:83aaa400 [ 1324.724716][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.724817][ T32] r5:83aaa400 r4:8291a680 [ 1324.724868][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.724958][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.725101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa35e08 [ 1324.725179][ T32] r4:00000000 [ 1324.725245][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.725440][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.725528][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.725599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85274300 [ 1324.725638][ T32] r4:00000000 [ 1324.725701][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.725782][ T32] r9:83018205 r8:83aaa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1324.743193][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.743470][ T32] r5:00001000 r4:eae41000 [ 1324.743528][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.743622][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.743741][ T32] r5:851cef8c r4:851cec00 [ 1324.743801][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.743905][ T32] r7:ddde2d80 r6:83018200 r5:851cef8c r4:8475ba80 [ 1324.743979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.744102][ T32] r10:61c88647 r9:83aaa400 r8:8475baac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.744175][ T32] r4:8475ba80 [ 1324.744229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.744361][ T32] r10:00000000 r9:8475ba80 r8:80287e08 r7:dfa29e60 r6:8475ba00 r5:83aaa400 [ 1324.744426][ T32] r4:00000001 [ 1324.744476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.744562][ T32] Exception stack(0xdfa35fb0 to 0xdfa35ff8) [ 1324.744629][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.744696][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.744755][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.744824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.744875][ T32] r4:84cebc80 [ 1324.745636][ T32] INFO: task kworker/1:12:3140 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.745724][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.754768][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.754996][ T32] Call trace: [ 1324.755079][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.755243][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.755337][ T32] r4:00000000 [ 1324.755391][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.755481][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.755549][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.755636][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.755700][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.755745][ T32] r5:800d0013 r4:80239bb0 [ 1324.755782][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.760326][ T32] r4:82ac21e4 [ 1324.760376][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.760468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.760537][ T32] r4:e0595dc0 [ 1324.760574][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.760645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.760682][ T32] r4:00000000 [ 1324.760731][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.760814][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.760849][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.760921][ T32] r5:00001000 r4:e00c1000 [ 1324.760983][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.761058][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.761127][ T32] r5:84f0c78c r4:84f0c400 [ 1324.761159][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.761306][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.761391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.761497][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.761550][ T32] r4:84ddad00 [ 1324.761735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.761879][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.761929][ T32] r4:00000001 [ 1324.762010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.762094][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.762159][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.762227][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.762285][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.762347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.762398][ T32] r4:84cfd440 [ 1324.762474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.762569][ T32] INFO: task kworker/1:13:3141 blocked for more than 451 seconds. [ 1324.762645][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.762702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.762752][ T32] task:kworker/1:13 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.762870][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.762969][ T32] Call trace: [ 1324.763060][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.763169][ T32] r10:8291a684 r9:dfa55d84 r8:00000002 r7:60000113 r6:dfa55d8c r5:83aabc00 [ 1324.763243][ T32] r4:83aabc00 [ 1324.763298][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.763428][ T32] r5:83aabc00 r4:8291a680 [ 1324.763486][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.763578][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.763676][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 [ 1324.763730][ T32] r4:00000000 [ 1324.763800][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.763902][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.763987][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.764117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852744c0 [ 1324.764174][ T32] r4:00000000 [ 1324.764217][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.764311][ T32] r9:83018205 r8:83aabc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1324.764363][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.764450][ T32] r5:00001000 r4:eae57000 [ 1324.764519][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.764608][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.764696][ T32] r5:851cf78c r4:851cf400 [ 1324.764742][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.764833][ T32] r7:ddde2d80 r6:83018200 r5:851cf78c r4:8475bb00 [ 1324.764877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.764974][ T32] r10:61c88647 r9:83aabc00 r8:8475bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.765031][ T32] r4:8475bb00 [ 1324.765076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.765169][ T32] r10:00000000 r9:8475bb00 r8:80287e08 r7:dfa29e60 r6:8475bb80 r5:83aabc00 [ 1324.765217][ T32] r4:00000001 [ 1324.765259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.765343][ T32] Exception stack(0xdfa55fb0 to 0xdfa55ff8) [ 1324.765407][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.765480][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.765546][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.765614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.765688][ T32] r4:8424aec0 [ 1324.779218][ T32] INFO: task kworker/1:13:3141 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.779410][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.779580][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.779713][ T32] Call trace: [ 1324.779794][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.779919][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.779975][ T32] r4:00000000 [ 1324.780054][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.780172][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.780265][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.780349][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.780484][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.780556][ T32] r5:800d0013 r4:80239bb0 [ 1324.780639][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.780752][ T32] r4:82ac21e4 [ 1324.780804][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.780931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.781002][ T32] r4:e0595dc0 [ 1324.781055][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.781158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.781205][ T32] r4:00000000 [ 1324.781253][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.781360][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.781412][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.781503][ T32] r5:00001000 r4:e00c1000 [ 1324.781551][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.781639][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.781739][ T32] r5:84f0c78c r4:84f0c400 [ 1324.781798][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.781900][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.782021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.782146][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.782200][ T32] r4:84ddad00 [ 1324.782321][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.782469][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.782564][ T32] r4:00000001 [ 1324.782631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.782717][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.782784][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.782853][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.782944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.783039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.783095][ T32] r4:84cfd440 [ 1324.783187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.783262][ T32] INFO: task kworker/1:14:3143 blocked for more than 451 seconds. [ 1324.783335][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.783391][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.783442][ T32] task:kworker/1:14 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.783551][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.783650][ T32] Call trace: [ 1324.783721][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.783860][ T32] r10:8291a684 r9:dfa4dd84 r8:00000002 r7:60000013 r6:dfa4dd8c r5:832e6000 [ 1324.783929][ T32] r4:832e6000 [ 1324.783978][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.784086][ T32] r5:832e6000 r4:8291a680 [ 1324.784135][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.784223][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.784325][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa4de08 [ 1324.784383][ T32] r4:00000000 [ 1324.784438][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.784595][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.784687][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.784797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dfd40 [ 1324.784876][ T32] r4:00000000 [ 1324.784939][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.785059][ T32] r9:83018205 r8:832e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1324.785115][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.785206][ T32] r5:00001000 r4:e086b000 [ 1324.785338][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.785436][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.785512][ T32] r5:8533838c r4:85338000 [ 1324.785566][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.785647][ T32] r7:ddde2d80 r6:83018200 r5:8533838c r4:8475bd80 [ 1324.785713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.785830][ T32] r10:61c88647 r9:832e6000 r8:8475bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.798672][ T32] r4:8475bd80 [ 1324.798744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.798888][ T32] r10:00000000 r9:8475bd80 r8:80287e08 r7:dfa29e60 r6:8475bf00 r5:832e6000 [ 1324.798946][ T32] r4:00000001 [ 1324.798984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.799057][ T32] Exception stack(0xdfa4dfb0 to 0xdfa4dff8) [ 1324.799105][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.799187][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.799235][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.799303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.799342][ T32] r4:8424aec0 [ 1324.800097][ T32] INFO: task kworker/1:14:3143 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.800161][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.800273][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.800350][ T32] Call trace: [ 1324.800437][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.800523][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.800560][ T32] r4:00000000 [ 1324.800594][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.800689][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.800739][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.800807][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.800860][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.800933][ T32] r5:800d0013 r4:80239bb0 [ 1324.800971][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.801047][ T32] r4:82ac21e4 [ 1324.801080][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.801184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.801249][ T32] r4:e0595dc0 [ 1324.801297][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.801389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.801437][ T32] r4:00000000 [ 1324.801482][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.801573][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.801619][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.801831][ T32] r5:00001000 r4:e00c1000 [ 1324.801904][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.802024][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.802121][ T32] r5:84f0c78c r4:84f0c400 [ 1324.802172][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.802277][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.802330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.802439][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.802533][ T32] r4:84ddad00 [ 1324.802589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.802693][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.802749][ T32] r4:00000001 [ 1324.802798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.802893][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.802958][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.803034][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.803130][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.803202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.803250][ T32] r4:84cfd440 [ 1324.803299][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.803361][ T32] INFO: task kworker/1:15:3144 blocked for more than 451 seconds. [ 1324.803429][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.803482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.803518][ T32] task:kworker/1:15 state:D stack:0 pid:3144 tgid:3144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.803652][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.803726][ T32] Call trace: [ 1324.803868][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.803985][ T32] r10:8291a684 r9:dfa61d84 r8:00000002 r7:60000113 r6:dfa61d8c r5:83242400 [ 1324.804096][ T32] r4:83242400 [ 1324.804142][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.804276][ T32] r5:83242400 r4:8291a680 [ 1324.804338][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.804464][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.804571][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa61e08 [ 1324.804624][ T32] r4:00000000 [ 1324.804672][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.804753][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.804836][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.804930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85415980 [ 1324.805006][ T32] r4:00000000 [ 1324.805096][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.805198][ T32] r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1324.805245][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.805337][ T32] r5:00001000 r4:eb0d5000 [ 1324.805383][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.805467][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.805565][ T32] r5:8544eb8c r4:8544e800 [ 1324.805613][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.805736][ T32] r7:ddde2d80 r6:83018200 r5:8544eb8c r4:8475bf80 [ 1324.805846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.822682][ T32] r10:61c88647 r9:83242400 r8:8475bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.822844][ T32] r4:8475bf80 [ 1324.822949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.823184][ T32] r10:00000000 r9:8475bf80 r8:80287e08 r7:dfa29e60 r6:8475be80 r5:83242400 [ 1324.823283][ T32] r4:00000001 [ 1324.823342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.823439][ T32] Exception stack(0xdfa61fb0 to 0xdfa61ff8) [ 1324.823512][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.823579][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.823640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.823707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.823795][ T32] r4:84c210c0 [ 1324.824650][ T32] INFO: task kworker/1:15:3144 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.824746][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.824908][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.825034][ T32] Call trace: [ 1324.825112][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.825226][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.825279][ T32] r4:00000000 [ 1324.825326][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.825414][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.825483][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.825553][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.825613][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.825698][ T32] r5:800d0013 r4:80239bb0 [ 1324.825768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.833713][ T32] r4:82ac21e4 [ 1324.833844][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.833978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.834028][ T32] r4:e0595dc0 [ 1324.834062][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.834135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.834243][ T32] r4:00000000 [ 1324.834307][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.834390][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.834496][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.834577][ T32] r5:00001000 r4:e00c1000 [ 1324.834610][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.834673][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.834766][ T32] r5:84f0c78c r4:84f0c400 [ 1324.834804][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.834883][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.834917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.834999][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.835038][ T32] r4:84ddad00 [ 1324.835139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.835220][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.835256][ T32] r4:00000001 [ 1324.835358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.835425][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.835473][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.835521][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.835565][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.835614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.835650][ T32] r4:84cfd440 [ 1324.835688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.835788][ T32] INFO: task kworker/1:16:3147 blocked for more than 451 seconds. [ 1324.843903][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.844088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.844177][ T32] task:kworker/1:16 state:D stack:0 pid:3147 tgid:3147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.844316][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.844443][ T32] Call trace: [ 1324.844550][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.844674][ T32] r10:8291a684 r9:df9c1d84 r8:00000002 r7:60000113 r6:df9c1d8c r5:83244800 [ 1324.844757][ T32] r4:83244800 [ 1324.844823][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.844926][ T32] r5:83244800 r4:8291a680 [ 1324.845003][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.845103][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.845197][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c1e08 [ 1324.845246][ T32] r4:00000000 [ 1324.845291][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.845366][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.845449][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.845559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dfa40 [ 1324.845619][ T32] r4:00000000 [ 1324.845664][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.845764][ T32] r9:83018205 r8:83244800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1324.845816][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.853944][ T32] r5:00001000 r4:e0723000 [ 1324.854033][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.854219][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.854300][ T32] r5:84473f8c r4:84473c00 [ 1324.854334][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.854415][ T32] r7:ddde2d80 r6:83018200 r5:84473f8c r4:8475b400 [ 1324.854479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.854562][ T32] r10:61c88647 r9:83244800 r8:8475b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.854599][ T32] r4:8475b400 [ 1324.854631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.854741][ T32] r10:00000000 r9:8475b400 r8:80287e08 r7:dfa61e60 r6:832c5700 r5:83244800 [ 1324.854786][ T32] r4:00000001 [ 1324.854819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.854882][ T32] Exception stack(0xdf9c1fb0 to 0xdf9c1ff8) [ 1324.854930][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.854976][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.855025][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.855073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.855108][ T32] r4:84c21180 [ 1324.856636][ T32] INFO: task kworker/1:16:3147 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.856765][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.856879][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.857004][ T32] Call trace: [ 1324.857101][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.857218][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.857272][ T32] r4:00000000 [ 1324.857319][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.857434][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.857507][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.857675][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.857773][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.857832][ T32] r5:800d0013 r4:80239bb0 [ 1324.857899][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.858035][ T32] r4:82ac21e4 [ 1324.858092][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.858226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.858286][ T32] r4:e0595dc0 [ 1324.858335][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.858425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.858480][ T32] r4:00000000 [ 1324.858528][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.858631][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.858691][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.858771][ T32] r5:00001000 r4:e00c1000 [ 1324.858805][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.858870][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.858937][ T32] r5:84f0c78c r4:84f0c400 [ 1324.858984][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.859070][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.859104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.859179][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.859213][ T32] r4:84ddad00 [ 1324.859244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.859348][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.859389][ T32] r4:00000001 [ 1324.859434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.859526][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.859605][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.859655][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.859762][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.859816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.859851][ T32] r4:84cfd440 [ 1324.859887][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.859993][ T32] INFO: task kworker/1:17:3148 blocked for more than 451 seconds. [ 1324.860072][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.860116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.860194][ T32] task:kworker/1:17 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.860306][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.860457][ T32] Call trace: [ 1324.860509][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.860586][ T32] r10:8291a684 r9:dfa75d84 r8:00000002 r7:60000113 r6:dfa75d8c r5:83861800 [ 1324.860622][ T32] r4:83861800 [ 1324.860654][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.860720][ T32] r5:83861800 r4:8291a680 [ 1324.860753][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.860846][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.860921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa75e08 [ 1324.860958][ T32] r4:00000000 [ 1324.860994][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.861238][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.861331][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.861505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550af80 [ 1324.861594][ T32] r4:00000000 [ 1324.861646][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.861745][ T32] r9:83018205 r8:83861800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1324.861795][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.861883][ T32] r5:00001000 r4:eb2ab000 [ 1324.861926][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.862086][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.862186][ T32] r5:85345b8c r4:85345800 [ 1324.862238][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.862335][ T32] r7:ddde2d80 r6:83018200 r5:85345b8c r4:832c5580 [ 1324.862386][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.862481][ T32] r10:61c88647 r9:83861800 r8:832c55ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.862529][ T32] r4:832c5580 [ 1324.862569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.862662][ T32] r10:00000000 r9:832c5580 r8:80287e08 r7:dfa61e60 r6:830b8780 r5:83861800 [ 1324.862715][ T32] r4:00000001 [ 1324.862759][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.862835][ T32] Exception stack(0xdfa75fb0 to 0xdfa75ff8) [ 1324.862899][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.862964][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.863077][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.863155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.863250][ T32] r4:84c21180 [ 1324.864057][ T32] INFO: task kworker/1:17:3148 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.864176][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.864329][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.864428][ T32] Call trace: [ 1324.864497][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.864614][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.864673][ T32] r4:00000000 [ 1324.864725][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.864823][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.864889][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.864965][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.865034][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.865091][ T32] r5:800d0013 r4:80239bb0 [ 1324.865142][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.865239][ T32] r4:82ac21e4 [ 1324.865289][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.865386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.865437][ T32] r4:e0595dc0 [ 1324.865481][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.865577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.865628][ T32] r4:00000000 [ 1324.865702][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.865813][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.883751][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.884058][ T32] r5:00001000 r4:e00c1000 [ 1324.884135][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.884209][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.884282][ T32] r5:84f0c78c r4:84f0c400 [ 1324.884314][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.884390][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.884458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.884543][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.884612][ T32] r4:84ddad00 [ 1324.884649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.884729][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.884787][ T32] r4:00000001 [ 1324.884855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.884921][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.884971][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.885112][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.885161][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.885211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.885247][ T32] r4:84cfd440 [ 1324.885289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.885377][ T32] INFO: task kworker/1:18:3151 blocked for more than 451 seconds. [ 1324.885471][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.885520][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.885559][ T32] task:kworker/1:18 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.885719][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.885794][ T32] Call trace: [ 1324.889246][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.889450][ T32] r10:8291a684 r9:dfa85d84 r8:00000002 r7:60000113 r6:dfa85d8c r5:83860c00 [ 1324.889497][ T32] r4:83860c00 [ 1324.889532][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.889604][ T32] r5:83860c00 r4:8291a680 [ 1324.889670][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.889742][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.889834][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa85e08 [ 1324.889900][ T32] r4:00000000 [ 1324.889941][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.890062][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.890132][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.890201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8540d8c0 [ 1324.890237][ T32] r4:00000000 [ 1324.890292][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.890369][ T32] r9:83018205 r8:83860c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.890404][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.890509][ T32] r5:00001000 r4:eb083000 [ 1324.890549][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.890645][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.890720][ T32] r5:8534578c r4:85345400 [ 1324.890754][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.890832][ T32] r7:ddde2d80 r6:83018200 r5:8534578c r4:830b8700 [ 1324.890865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.890939][ T32] r10:61c88647 r9:83860c00 r8:830b872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.891014][ T32] r4:830b8700 [ 1324.891185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.891288][ T32] r10:00000000 r9:830b8700 r8:80287e08 r7:dfa75e60 r6:84cf5d00 r5:83860c00 [ 1324.891340][ T32] r4:00000001 [ 1324.891385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.891465][ T32] Exception stack(0xdfa85fb0 to 0xdfa85ff8) [ 1324.891526][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.891585][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.891640][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.891701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.891799][ T32] r4:84c21540 [ 1324.892627][ T32] INFO: task kworker/1:18:3151 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.892729][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.892871][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.893053][ T32] Call trace: [ 1324.893128][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.893251][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.893306][ T32] r4:00000000 [ 1324.893351][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.893436][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.893521][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.893633][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.893748][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.893866][ T32] r5:800d0013 r4:80239bb0 [ 1324.893922][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.894041][ T32] r4:82ac21e4 [ 1324.894089][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.894182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.894236][ T32] r4:e0595dc0 [ 1324.894282][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.894409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.894600][ T32] r4:00000000 [ 1324.894665][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.894771][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.894826][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.894921][ T32] r5:00001000 r4:e00c1000 [ 1324.894970][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.895066][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.895164][ T32] r5:84f0c78c r4:84f0c400 [ 1324.895212][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.895315][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.895367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.895471][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.895524][ T32] r4:84ddad00 [ 1324.895591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.895700][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.895756][ T32] r4:00000001 [ 1324.895805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.908918][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.909029][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.909104][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.909169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.909246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.909303][ T32] r4:84cfd440 [ 1324.909362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.909431][ T32] INFO: task kworker/1:19:3153 blocked for more than 451 seconds. [ 1324.909505][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.909562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.909614][ T32] task:kworker/1:19 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.909771][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.909929][ T32] Call trace: [ 1324.910040][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.910186][ T32] r10:8291a684 r9:dfa8dd84 r8:00000002 r7:60000113 r6:dfa8dd8c r5:83cdc800 [ 1324.910254][ T32] r4:83cdc800 [ 1324.910308][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.910409][ T32] r5:83cdc800 r4:8291a680 [ 1324.910460][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.910552][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.910669][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de08 [ 1324.910734][ T32] r4:00000000 [ 1324.910793][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.910878][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.910965][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.911070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85877d80 [ 1324.911126][ T32] r4:00000000 [ 1324.911180][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.911280][ T32] r9:83018205 r8:83cdc800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1324.911335][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.911428][ T32] r5:00001000 r4:eb3e5000 [ 1324.911477][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.911579][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.911747][ T32] r5:858b238c r4:858b2000 [ 1324.911819][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.911920][ T32] r7:ddde2d80 r6:83018200 r5:858b238c r4:8389a680 [ 1324.911971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.912081][ T32] r10:61c88647 r9:83cdc800 r8:8389a6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.912136][ T32] r4:8389a680 [ 1324.912190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.912293][ T32] r10:00000000 r9:8389a680 r8:80287e08 r7:dfa75e60 r6:84cf5d80 r5:83cdc800 [ 1324.912346][ T32] r4:00000001 [ 1324.912416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.912507][ T32] Exception stack(0xdfa8dfb0 to 0xdfa8dff8) [ 1324.912599][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.912679][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.912746][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.912815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.912890][ T32] r4:84c21800 [ 1324.913721][ T32] INFO: task kworker/1:19:3153 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.913814][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.913944][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.914149][ T32] Call trace: [ 1324.914257][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.914395][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.914463][ T32] r4:00000000 [ 1324.914518][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.914614][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.914686][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.914764][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.914854][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.914926][ T32] r5:800d0013 r4:80239bb0 [ 1324.914983][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.915090][ T32] r4:82ac21e4 [ 1324.915148][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.915249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.915309][ T32] r4:e0595dc0 [ 1324.915361][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.915458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.915558][ T32] r4:00000000 [ 1324.915641][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.915743][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.915796][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.933334][ T32] r5:00001000 r4:e00c1000 [ 1324.933417][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.933550][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.933644][ T32] r5:84f0c78c r4:84f0c400 [ 1324.933694][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.933804][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.933858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.933986][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.934056][ T32] r4:84ddad00 [ 1324.934109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.934217][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.934277][ T32] r4:00000001 [ 1324.934336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.934430][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.934503][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.934570][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.934637][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.934714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.934773][ T32] r4:84cfd440 [ 1324.934834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.934905][ T32] INFO: task kworker/1:20:3155 blocked for more than 451 seconds. [ 1324.934980][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.935050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.935108][ T32] task:kworker/1:20 state:D stack:0 pid:3155 tgid:3155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.935274][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.935375][ T32] Call trace: [ 1324.935458][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.935575][ T32] r10:8291a684 r9:dfa99d84 r8:00000002 r7:60000113 r6:dfa99d8c r5:83cdd400 [ 1324.935636][ T32] r4:83cdd400 [ 1324.935689][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.935787][ T32] r5:83cdd400 r4:8291a680 [ 1324.940225][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.940389][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.940470][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa99e08 [ 1324.940783][ T32] r4:00000000 [ 1324.940827][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.940932][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.941009][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.941079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85545500 [ 1324.941117][ T32] r4:00000000 [ 1324.941152][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.941235][ T32] r9:83018205 r8:83cdd400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1324.941289][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.941389][ T32] r5:00001000 r4:e896d000 [ 1324.941439][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.941525][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.941611][ T32] r5:8534738c r4:85347000 [ 1324.941661][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.941766][ T32] r7:ddde2d80 r6:83018200 r5:8534738c r4:8389a480 [ 1324.941819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.941919][ T32] r10:61c88647 r9:83cdd400 r8:8389a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.942001][ T32] r4:8389a480 [ 1324.942054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.942158][ T32] r10:00000000 r9:8389a480 r8:80287e08 r7:dfa8de60 r6:84cf5e00 r5:83cdd400 [ 1324.942213][ T32] r4:00000001 [ 1324.942262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.942350][ T32] Exception stack(0xdfa99fb0 to 0xdfa99ff8) [ 1324.942420][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.942488][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.942556][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.942625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.942679][ T32] r4:84c21800 [ 1324.943478][ T32] INFO: task kworker/1:20:3155 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.943554][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.943667][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.943780][ T32] Call trace: [ 1324.943836][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.943923][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.943995][ T32] r4:00000000 [ 1324.944035][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.944104][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.944151][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.944198][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.944241][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.944280][ T32] r5:800d0013 r4:80239bb0 [ 1324.944313][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.944403][ T32] r4:82ac21e4 [ 1324.944443][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.944516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.944554][ T32] r4:e0595dc0 [ 1324.944607][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.944679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.944810][ T32] r4:00000000 [ 1324.944849][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.944924][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.944958][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.945033][ T32] r5:00001000 r4:e00c1000 [ 1324.945067][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.945130][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.945206][ T32] r5:84f0c78c r4:84f0c400 [ 1324.945240][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.945313][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.945347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.945424][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.945461][ T32] r4:84ddad00 [ 1324.945492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.945564][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.945600][ T32] r4:00000001 [ 1324.945631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.945686][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.945730][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.945777][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.945821][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.958193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.958395][ T32] r4:84cfd440 [ 1324.958468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.958543][ T32] INFO: task kworker/1:21:3156 blocked for more than 451 seconds. [ 1324.958625][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.958685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.958742][ T32] task:kworker/1:21 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.958919][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.959060][ T32] Call trace: [ 1324.959142][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1324.959267][ T32] r10:8291a684 r9:dfa69d84 r8:00000002 r7:60000113 r6:dfa69d8c r5:833aec00 [ 1324.959327][ T32] r4:833aec00 [ 1324.959377][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1324.959475][ T32] r5:833aec00 r4:8291a680 [ 1324.959531][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.959626][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.959727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa69e08 [ 1324.959782][ T32] r4:00000000 [ 1324.959838][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1324.959922][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1324.960017][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.960120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531b00 [ 1324.960178][ T32] r4:00000000 [ 1324.960227][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.960334][ T32] r9:83018205 r8:833aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1324.960396][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.960498][ T32] r5:00001000 r4:eae9d000 [ 1324.960549][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.960639][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.960736][ T32] r5:8563df8c r4:8563dc00 [ 1324.960790][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.960907][ T32] r7:ddde2d80 r6:83018200 r5:8563df8c r4:8389a600 [ 1324.960959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.961064][ T32] r10:61c88647 r9:833aec00 r8:8389a62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.961121][ T32] r4:8389a600 [ 1324.961176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.961281][ T32] r10:00000000 r9:8389a600 r8:80287e08 r7:dfa8de60 r6:84cf5e80 r5:833aec00 [ 1324.961344][ T32] r4:00000001 [ 1324.961388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.961474][ T32] Exception stack(0xdfa69fb0 to 0xdfa69ff8) [ 1324.961540][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.961746][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.961824][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.961896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.962049][ T32] r4:84c21700 [ 1324.962878][ T32] INFO: task kworker/1:21:3156 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1324.962953][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.963175][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.963328][ T32] Call trace: [ 1324.963379][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.963464][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1324.963501][ T32] r4:00000000 [ 1324.963667][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.963738][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1324.963783][ T32] 5d20: 9a377000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1324.963834][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1324.963875][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1324.963977][ T32] r5:800d0013 r4:80239bb0 [ 1324.964015][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.964180][ T32] r4:82ac21e4 [ 1324.964219][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.964289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1324.964324][ T32] r4:e0595dc0 [ 1324.964354][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1324.964421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1324.964455][ T32] r4:00000000 [ 1324.964560][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1324.964642][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1324.964692][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1324.964794][ T32] r5:00001000 r4:e00c1000 [ 1324.964860][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1324.964952][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.965043][ T32] r5:84f0c78c r4:84f0c400 [ 1324.965098][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.965200][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1324.965247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.965345][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.965395][ T32] r4:84ddad00 [ 1324.965436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.965530][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1324.965594][ T32] r4:00000001 [ 1324.965642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.965758][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1324.965906][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.087546][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.087622][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.087659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.087684][ T32] r4:84cfd440 [ 1325.087736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.087809][ T32] INFO: task kworker/1:22:3160 blocked for more than 451 seconds. [ 1325.087859][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.087907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.087961][ T32] task:kworker/1:22 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.088208][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.088328][ T32] Call trace: [ 1325.088605][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.088712][ T32] r10:8291a684 r9:dfab9d84 r8:00000002 r7:60000113 r6:dfab9d8c r5:83a86000 [ 1325.088758][ T32] r4:83a86000 [ 1325.088803][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.088893][ T32] r5:83a86000 r4:8291a680 [ 1325.088994][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.089082][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.089167][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab9e08 [ 1325.089231][ T32] r4:00000000 [ 1325.089331][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.089402][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.089478][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.089644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ce9c0 [ 1325.089753][ T32] r4:00000000 [ 1325.089799][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.089892][ T32] r9:83018205 r8:83a86000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1325.089934][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.090053][ T32] r5:00001000 r4:eb691000 [ 1325.090228][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.090350][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.090433][ T32] r5:85603f8c r4:85603c00 [ 1325.090589][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.090686][ T32] r7:ddde2d80 r6:83018200 r5:85603f8c r4:832a0580 [ 1325.090728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.090821][ T32] r10:61c88647 r9:83a86000 r8:832a05ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.090862][ T32] r4:832a0580 [ 1325.090905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.090992][ T32] r10:00000000 r9:832a0580 r8:80287e08 r7:dfa8de60 r6:84cf5f00 r5:83a86000 [ 1325.091034][ T32] r4:00000001 [ 1325.091167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.091278][ T32] Exception stack(0xdfab9fb0 to 0xdfab9ff8) [ 1325.091393][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.091455][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.091508][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.091559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.091694][ T32] r4:84c21c00 [ 1325.092403][ T32] INFO: task kworker/1:22:3160 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.092481][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.092639][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.092755][ T32] Call trace: [ 1325.092857][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.092963][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.093008][ T32] r4:00000000 [ 1325.093069][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.093148][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.093216][ T32] 5d20: 9dcbc000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.093272][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.093397][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.093449][ T32] r5:800d0013 r4:80239bb0 [ 1325.093489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.093603][ T32] r4:82ac21e4 [ 1325.093648][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.093731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.093846][ T32] r4:e0595dc0 [ 1325.093949][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.094065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.094558][ T32] r4:00000000 [ 1325.094627][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.094740][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.094788][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.094877][ T32] r5:00001000 r4:e00c1000 [ 1325.094952][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.095050][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.095134][ T32] r5:84f0c78c r4:84f0c400 [ 1325.095179][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.095350][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.095399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.095490][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.095531][ T32] r4:84ddad00 [ 1325.095571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.095695][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.095743][ T32] r4:00000001 [ 1325.095925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.127956][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.128075][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.128133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.128258][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.128329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.128464][ T32] r4:84cfd440 [ 1325.128520][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.128578][ T32] INFO: task kworker/0:5:3161 blocked for more than 451 seconds. [ 1325.128636][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.128785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.128835][ T32] task:kworker/0:5 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.129029][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.129190][ T32] Call trace: [ 1325.129301][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.129403][ T32] r10:8291a684 r9:dfabdd84 r8:00000002 r7:60000113 r6:dfabdd8c r5:83a83000 [ 1325.129449][ T32] r4:83a83000 [ 1325.129550][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.129669][ T32] r5:83a83000 r4:8291a680 [ 1325.129714][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.129793][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.129914][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde08 [ 1325.129986][ T32] r4:00000000 [ 1325.130096][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.130167][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.130243][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.130388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b17c0 [ 1325.130437][ T32] r4:00000000 [ 1325.130513][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.130603][ T32] r9:83018005 r8:83a83000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1325.130652][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.130846][ T32] r5:00001000 r4:ebb39000 [ 1325.130894][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.131059][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.131144][ T32] r5:8576878c r4:85768400 [ 1325.131267][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.131463][ T32] r7:dddced80 r6:83018000 r5:8576878c r4:84cf5f80 [ 1325.131512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.131602][ T32] r10:61c88647 r9:83a83000 r8:84cf5fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.131642][ T32] r4:84cf5f80 [ 1325.131685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.131862][ T32] r10:00000000 r9:84cf5f80 r8:80287e08 r7:df9cde60 r6:84cf5a00 r5:83a83000 [ 1325.131911][ T32] r4:00000001 [ 1325.131982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.132059][ T32] Exception stack(0xdfabdfb0 to 0xdfabdff8) [ 1325.132120][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.132170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.132221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.132309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.132357][ T32] r4:84774a80 [ 1325.133051][ T32] INFO: task kworker/0:5:3161 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.133125][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.133265][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.133500][ T32] Call trace: [ 1325.133565][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.133662][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.133711][ T32] r4:00000000 [ 1325.133747][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.133893][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.134073][ T32] 5d20: 9e243000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.134222][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.134485][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.134547][ T32] r5:800d0013 r4:80239bb0 [ 1325.134585][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.134628][ T32] r4:82ac21e4 [ 1325.134654][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.134737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.134919][ T32] r4:e0595dc0 [ 1325.134965][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.135053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.135104][ T32] r4:00000000 [ 1325.135143][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.135264][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.135456][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.135543][ T32] r5:00001000 r4:e00c1000 [ 1325.135586][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.135693][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.135779][ T32] r5:84f0c78c r4:84f0c400 [ 1325.167560][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.167862][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.167920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.168047][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.168099][ T32] r4:84ddad00 [ 1325.168172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.168267][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.168377][ T32] r4:00000001 [ 1325.168425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.168500][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.168591][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.168698][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.168757][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.168904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.168956][ T32] r4:84cfd440 [ 1325.169002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.169069][ T32] INFO: task kworker/1:23:3162 blocked for more than 451 seconds. [ 1325.169134][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.169181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.169514][ T32] task:kworker/1:23 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.169733][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.169889][ T32] Call trace: [ 1325.170023][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.170129][ T32] r10:8291a684 r9:dfac9d84 r8:00000002 r7:60000113 r6:dfac9d8c r5:83a84800 [ 1325.170176][ T32] r4:83a84800 [ 1325.170214][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.170356][ T32] r5:83a84800 r4:8291a680 [ 1325.170402][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.170481][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.170596][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 [ 1325.170704][ T32] r4:00000000 [ 1325.170814][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.170885][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.170962][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.171050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b6480 [ 1325.171092][ T32] r4:00000000 [ 1325.171138][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.171226][ T32] r9:83018205 r8:83a84800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1325.171265][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.171345][ T32] r5:00001000 r4:ea9c9000 [ 1325.171384][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.171485][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.171569][ T32] r5:85620b8c r4:85620800 [ 1325.171613][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.171698][ T32] r7:ddde2d80 r6:83018200 r5:85620b8c r4:830cc100 [ 1325.171780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.171890][ T32] r10:61c88647 r9:83a84800 r8:830cc12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.171938][ T32] r4:830cc100 [ 1325.171975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.172101][ T32] r10:00000000 r9:830cc100 r8:80287e08 r7:dfa8de60 r6:8475b380 r5:83a84800 [ 1325.172150][ T32] r4:00000001 [ 1325.172224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.172294][ T32] Exception stack(0xdfac9fb0 to 0xdfac9ff8) [ 1325.172429][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.172496][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.172551][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.172639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.172687][ T32] r4:84c21dc0 [ 1325.173392][ T32] INFO: task kworker/1:23:3162 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.173460][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.173572][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.173699][ T32] Call trace: [ 1325.173875][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.174002][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.174054][ T32] r4:00000000 [ 1325.174101][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.174175][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.174235][ T32] 5d20: 9e9d8000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.174289][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.174342][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.174384][ T32] r5:800d0013 r4:80239bb0 [ 1325.174433][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.174506][ T32] r4:82ac21e4 [ 1325.174629][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.174839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.174950][ T32] r4:e0595dc0 [ 1325.174994][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.175079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.175119][ T32] r4:00000000 [ 1325.175165][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.175334][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.175443][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.175524][ T32] r5:00001000 r4:e00c1000 [ 1325.175570][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.175647][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.175725][ T32] r5:84f0c78c r4:84f0c400 [ 1325.175912][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.196343][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.196388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.196463][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.196493][ T32] r4:84ddad00 [ 1325.196565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.196650][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.196676][ T32] r4:00000001 [ 1325.196716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.196780][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.196839][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.196930][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.196988][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.197055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.197100][ T32] r4:84cfd440 [ 1325.197149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.197226][ T32] INFO: task kworker/1:24:3165 blocked for more than 451 seconds. [ 1325.197292][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.197345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.197418][ T32] task:kworker/1:24 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.197764][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.197944][ T32] Call trace: [ 1325.198103][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.198204][ T32] r10:8291a684 r9:dfad1d84 r8:00000002 r7:60000113 r6:dfad1d8c r5:83a80000 [ 1325.198250][ T32] r4:83a80000 [ 1325.198287][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.198365][ T32] r5:83a80000 r4:8291a680 [ 1325.198552][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.198631][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.198715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad1e08 [ 1325.198760][ T32] r4:00000000 [ 1325.198799][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.199031][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.199122][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.199199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856caa00 [ 1325.199248][ T32] r4:00000000 [ 1325.199286][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.199373][ T32] r9:83018205 r8:83a80000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1325.199556][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.199644][ T32] r5:00001000 r4:e066b000 [ 1325.199683][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.199762][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.199844][ T32] r5:8575478c r4:85754400 [ 1325.199895][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.200057][ T32] r7:ddde2d80 r6:83018200 r5:8575478c r4:830cc080 [ 1325.200110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.200201][ T32] r10:61c88647 r9:83a80000 r8:830cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.200243][ T32] r4:830cc080 [ 1325.200319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.200407][ T32] r10:00000000 r9:830cc080 r8:80287e08 r7:dfa8de60 r6:83364f80 r5:83a80000 [ 1325.200446][ T32] r4:00000001 [ 1325.200553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.200653][ T32] Exception stack(0xdfad1fb0 to 0xdfad1ff8) [ 1325.200709][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.200766][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.200819][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.200878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.200917][ T32] r4:84c21cc0 [ 1325.201909][ T32] INFO: task kworker/1:24:3165 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.202001][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.202334][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.202421][ T32] Call trace: [ 1325.202649][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.202753][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.202798][ T32] r4:00000000 [ 1325.202938][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.203015][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.203083][ T32] 5d20: 9ebd9000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.203138][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.203248][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.203364][ T32] r5:800d0013 r4:80239bb0 [ 1325.203410][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.203488][ T32] r4:82ac21e4 [ 1325.203526][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.203609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.203757][ T32] r4:e0595dc0 [ 1325.203865][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.203986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.204037][ T32] r4:00000000 [ 1325.204189][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.204279][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.204391][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.204472][ T32] r5:00001000 r4:e00c1000 [ 1325.204522][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.204630][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.204714][ T32] r5:84f0c78c r4:84f0c400 [ 1325.204751][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.204842][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.204883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.205014][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.205071][ T32] r4:84ddad00 [ 1325.205112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.205354][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.205404][ T32] r4:00000001 [ 1325.205439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.205510][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.205562][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.205615][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.205771][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.235596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.235733][ T32] r4:84cfd440 [ 1325.235928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.236763][ T32] INFO: task kworker/1:25:3166 blocked for more than 451 seconds. [ 1325.236884][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.236922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.236948][ T32] task:kworker/1:25 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.237112][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.237216][ T32] Call trace: [ 1325.237273][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.237379][ T32] r10:8291a684 r9:dfad5d84 r8:00000002 r7:60000113 r6:dfad5d8c r5:8449bc00 [ 1325.237423][ T32] r4:8449bc00 [ 1325.237466][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.237546][ T32] r5:8449bc00 r4:8291a680 [ 1325.237980][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.238069][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.238157][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 [ 1325.238203][ T32] r4:00000000 [ 1325.238243][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.238313][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.238383][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.238459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d9b80 [ 1325.238506][ T32] r4:00000000 [ 1325.238542][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.238628][ T32] r9:83018205 r8:8449bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1325.238675][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.238757][ T32] r5:00001000 r4:eb92d000 [ 1325.238809][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.238888][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.239083][ T32] r5:8575eb8c r4:8575e800 [ 1325.239129][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.239225][ T32] r7:ddde2d80 r6:83018200 r5:8575eb8c r4:830cc300 [ 1325.239271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.239358][ T32] r10:61c88647 r9:8449bc00 r8:830cc32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.239402][ T32] r4:830cc300 [ 1325.239437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.239524][ T32] r10:00000000 r9:830cc300 r8:80287e08 r7:dfa8de60 r6:83364e80 r5:8449bc00 [ 1325.239576][ T32] r4:00000001 [ 1325.239614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.239690][ T32] Exception stack(0xdfad5fb0 to 0xdfad5ff8) [ 1325.239769][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.239833][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.239887][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.239937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.240063][ T32] r4:84c21e40 [ 1325.240769][ T32] INFO: task kworker/1:25:3166 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.240841][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.241090][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.241204][ T32] Call trace: [ 1325.241270][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.241367][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.241415][ T32] r4:00000000 [ 1325.241451][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.241528][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.241579][ T32] 5d20: 9f36e000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.241637][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.241686][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.241731][ T32] r5:800d0013 r4:80239bb0 [ 1325.241829][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.241913][ T32] r4:82ac21e4 [ 1325.242087][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.242178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.242225][ T32] r4:e0595dc0 [ 1325.242258][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.242340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.242383][ T32] r4:00000000 [ 1325.242425][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.242811][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.242867][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.243211][ T32] r5:00001000 r4:e00c1000 [ 1325.243260][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.243338][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.243418][ T32] r5:84f0c78c r4:84f0c400 [ 1325.243455][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.243542][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.243588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.243677][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.243719][ T32] r4:84ddad00 [ 1325.243759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.243854][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.243897][ T32] r4:00000001 [ 1325.243957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.244026][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.244090][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.244170][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.244226][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.244282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.244324][ T32] r4:84cfd440 [ 1325.244381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.244430][ T32] INFO: task kworker/0:6:3170 blocked for more than 451 seconds. [ 1325.244485][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.244531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.244645][ T32] task:kworker/0:6 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.244819][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.244920][ T32] Call trace: [ 1325.244982][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.245075][ T32] r10:8291a684 r9:dfaa1d84 r8:00000002 r7:60000113 r6:dfaa1d8c r5:84499800 [ 1325.245125][ T32] r4:84499800 [ 1325.245161][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.245247][ T32] r5:84499800 r4:8291a680 [ 1325.245344][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.245425][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.245505][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 [ 1325.245549][ T32] r4:00000000 [ 1325.245590][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.245667][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.245778][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.276434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e3180 [ 1325.276605][ T32] r4:00000000 [ 1325.276650][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.276757][ T32] r9:83018005 r8:84499800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1325.276825][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.276920][ T32] r5:00001000 r4:ebc2f000 [ 1325.276964][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.277050][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.277136][ T32] r5:859efb8c r4:859ef800 [ 1325.277180][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.277302][ T32] r7:dddced80 r6:83018000 r5:859efb8c r4:84259d00 [ 1325.277348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.277468][ T32] r10:61c88647 r9:84499800 r8:84259d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.277517][ T32] r4:84259d00 [ 1325.277555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.277684][ T32] r10:00000000 r9:84259d00 r8:80287e08 r7:df9cde60 r6:84259d80 r5:84499800 [ 1325.277765][ T32] r4:00000001 [ 1325.277839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.277944][ T32] Exception stack(0xdfaa1fb0 to 0xdfaa1ff8) [ 1325.278058][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.278131][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.278178][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.278237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.278278][ T32] r4:84774a00 [ 1325.279004][ T32] INFO: task kworker/0:6:3170 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.279069][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.279260][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.279379][ T32] Call trace: [ 1325.279452][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.279549][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.279637][ T32] r4:00000000 [ 1325.279676][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.279754][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.279827][ T32] 5d20: 9fde0000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.279887][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.279938][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.279988][ T32] r5:800d0013 r4:80239bb0 [ 1325.280027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.280107][ T32] r4:82ac21e4 [ 1325.280144][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.280283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.280332][ T32] r4:e0595dc0 [ 1325.280378][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.280454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.280503][ T32] r4:00000000 [ 1325.280538][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.280629][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.280676][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.280759][ T32] r5:00001000 r4:e00c1000 [ 1325.280804][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.280884][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.280967][ T32] r5:84f0c78c r4:84f0c400 [ 1325.281003][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.281092][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.281139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.281235][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.281308][ T32] r4:84ddad00 [ 1325.281355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.281439][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.281547][ T32] r4:00000001 [ 1325.281592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.281662][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.281713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.281768][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.281825][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.281882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.281923][ T32] r4:84cfd440 [ 1325.282033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.282098][ T32] INFO: task kworker/1:26:3171 blocked for more than 451 seconds. [ 1325.282158][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.282208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.282244][ T32] task:kworker/1:26 state:D stack:0 pid:3171 tgid:3171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.282328][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.282408][ T32] Call trace: [ 1325.282479][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.282568][ T32] r10:8291a684 r9:dfab5d84 r8:00000002 r7:60000113 r6:dfab5d8c r5:84498c00 [ 1325.282646][ T32] r4:84498c00 [ 1325.282691][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.282769][ T32] r5:84498c00 r4:8291a680 [ 1325.282821][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.282919][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.283029][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab5e08 [ 1325.283082][ T32] r4:00000000 [ 1325.283118][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.283216][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.283289][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.283368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85877b80 [ 1325.283409][ T32] r4:00000000 [ 1325.283452][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.283557][ T32] r9:83018205 r8:84498c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.283601][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.283686][ T32] r5:00001000 r4:ebb95000 [ 1325.283758][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.283842][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.283959][ T32] r5:8574e38c r4:8574e000 [ 1325.284006][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.284093][ T32] r7:ddde2d80 r6:83018200 r5:8574e38c r4:830cc400 [ 1325.284158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.284272][ T32] r10:61c88647 r9:84498c00 r8:830cc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.284346][ T32] r4:830cc400 [ 1325.284418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.284540][ T32] r10:00000000 r9:830cc400 r8:80287e08 r7:dfa8de60 r6:8439ec80 r5:84498c00 [ 1325.284589][ T32] r4:00000001 [ 1325.284627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.284696][ T32] Exception stack(0xdfab5fb0 to 0xdfab5ff8) [ 1325.284774][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.284842][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.284924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.284982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.285030][ T32] r4:84c21f00 [ 1325.285516][ T32] INFO: task kworker/1:26:3171 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.285610][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.285744][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.285837][ T32] Call trace: [ 1325.310151][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.310614][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.310682][ T32] r4:00000000 [ 1325.310727][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.310828][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.310894][ T32] 5d20: a0415000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.310950][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.311003][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.311051][ T32] r5:800d0013 r4:80239bb0 [ 1325.311100][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.311180][ T32] r4:82ac21e4 [ 1325.311222][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.311304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.311344][ T32] r4:e0595dc0 [ 1325.311389][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.311470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.311513][ T32] r4:00000000 [ 1325.311551][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.311638][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.311719][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.311817][ T32] r5:00001000 r4:e00c1000 [ 1325.311863][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.311943][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.312073][ T32] r5:84f0c78c r4:84f0c400 [ 1325.312249][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.312346][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.312397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.312486][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.312528][ T32] r4:84ddad00 [ 1325.312571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.312656][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.312747][ T32] r4:00000001 [ 1325.312798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.312871][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.312916][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.312997][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.313070][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.313130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.313180][ T32] r4:84cfd440 [ 1325.313221][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.313301][ T32] INFO: task kworker/1:27:3174 blocked for more than 451 seconds. [ 1325.313366][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.313408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.313457][ T32] task:kworker/1:27 state:D stack:0 pid:3174 tgid:3174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.313560][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.313646][ T32] Call trace: [ 1325.313766][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.313865][ T32] r10:8291a684 r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:8449a400 [ 1325.313970][ T32] r4:8449a400 [ 1325.314023][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.314148][ T32] r5:8449a400 r4:8291a680 [ 1325.314251][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.314332][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.314415][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 [ 1325.314464][ T32] r4:00000000 [ 1325.314510][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.314598][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.314676][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.314752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ed140 [ 1325.314798][ T32] r4:00000000 [ 1325.314866][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.314956][ T32] r9:83018205 r8:8449a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1325.315023][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.315109][ T32] r5:00001000 r4:ec7e7000 [ 1325.315149][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.315224][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.315325][ T32] r5:8574fb8c r4:8574f800 [ 1325.315400][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.315494][ T32] r7:ddde2d80 r6:83018200 r5:8574fb8c r4:830cc280 [ 1325.315539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.315634][ T32] r10:61c88647 r9:8449a400 r8:830cc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.315676][ T32] r4:830cc280 [ 1325.315717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.315821][ T32] r10:00000000 r9:830cc280 r8:80287e08 r7:dfa8de60 r6:84632f00 r5:8449a400 [ 1325.315947][ T32] r4:00000001 [ 1325.329298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.329432][ T32] Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) [ 1325.329494][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.329551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.329602][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.329664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.329706][ T32] r4:84489180 [ 1325.330559][ T32] INFO: task kworker/1:27:3174 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.330634][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.331448][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.331637][ T32] Call trace: [ 1325.331735][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.331844][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.331895][ T32] r4:00000000 [ 1325.332048][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.332133][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.332194][ T32] 5d20: a0415000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.332246][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.332300][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.332516][ T32] r5:800d0013 r4:80239bb0 [ 1325.332658][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.332744][ T32] r4:82ac21e4 [ 1325.332789][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.332881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.332923][ T32] r4:e0595dc0 [ 1325.333130][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.333217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.333346][ T32] r4:00000000 [ 1325.333392][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.333484][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.333525][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.333611][ T32] r5:00001000 r4:e00c1000 [ 1325.333653][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.333747][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.333845][ T32] r5:84f0c78c r4:84f0c400 [ 1325.333889][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.334010][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.334058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.334151][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.334199][ T32] r4:84ddad00 [ 1325.334236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.334323][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.334371][ T32] r4:00000001 [ 1325.334405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.334480][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.334533][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.334590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.334643][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.334698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.334744][ T32] r4:84cfd440 [ 1325.334783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.334848][ T32] INFO: task kworker/1:28:3175 blocked for more than 451 seconds. [ 1325.334910][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.334961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.334999][ T32] task:kworker/1:28 state:D stack:0 pid:3175 tgid:3175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.335085][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.335169][ T32] Call trace: [ 1325.335232][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.335326][ T32] r10:8291a684 r9:dfafdd84 r8:00000002 r7:60000113 r6:dfafdd8c r5:8449c800 [ 1325.335367][ T32] r4:8449c800 [ 1325.335411][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.335492][ T32] r5:8449c800 r4:8291a680 [ 1325.335528][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.335604][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.335685][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfafde08 [ 1325.335727][ T32] r4:00000000 [ 1325.335768][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.356698][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.356864][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.356921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84489640 [ 1325.356947][ T32] r4:00000000 [ 1325.356969][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.357044][ T32] r9:83018205 r8:8449c800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1325.357124][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.357207][ T32] r5:00001000 r4:ebbd3000 [ 1325.357231][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.357304][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.357368][ T32] r5:85a2df8c r4:85a2dc00 [ 1325.357414][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.357761][ T32] r7:ddde2d80 r6:83018200 r5:85a2df8c r4:830cc380 [ 1325.357860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.358008][ T32] r10:61c88647 r9:8449c800 r8:830cc3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.358064][ T32] r4:830cc380 [ 1325.358102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.358191][ T32] r10:00000000 r9:830cc380 r8:80287e08 r7:dfaf9e60 r6:8448e000 r5:8449c800 [ 1325.358238][ T32] r4:00000001 [ 1325.358275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.358353][ T32] Exception stack(0xdfafdfb0 to 0xdfafdff8) [ 1325.358413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.358463][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.358520][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.358575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.358620][ T32] r4:844890c0 [ 1325.359328][ T32] INFO: task kworker/1:28:3175 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.359408][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.359534][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.359622][ T32] Call trace: [ 1325.359686][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.359785][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.359844][ T32] r4:00000000 [ 1325.359885][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.359963][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.360015][ T32] 5d20: a0b63000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.360075][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.360125][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.360196][ T32] r5:800d0013 r4:80239bb0 [ 1325.360272][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.360358][ T32] r4:82ac21e4 [ 1325.360398][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.360484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.360533][ T32] r4:e0595dc0 [ 1325.360570][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.360653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.360698][ T32] r4:00000000 [ 1325.360740][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.360833][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.360885][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.360987][ T32] r5:00001000 r4:e00c1000 [ 1325.361033][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.361117][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.361199][ T32] r5:84f0c78c r4:84f0c400 [ 1325.361304][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.361397][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.361444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.361535][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.361574][ T32] r4:84ddad00 [ 1325.361618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.361770][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.361826][ T32] r4:00000001 [ 1325.361862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.361934][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.362007][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.362538][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.362598][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.362657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.362698][ T32] r4:84cfd440 [ 1325.362741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.362800][ T32] INFO: task kworker/1:29:3178 blocked for more than 451 seconds. [ 1325.362885][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.362931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.362978][ T32] task:kworker/1:29 state:D stack:0 pid:3178 tgid:3178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.363065][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.363144][ T32] Call trace: [ 1325.363581][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.363673][ T32] r10:8291a684 r9:dfb0dd84 r8:00000002 r7:60000013 r6:dfb0dd8c r5:8449ec00 [ 1325.363717][ T32] r4:8449ec00 [ 1325.363760][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.363854][ T32] r5:8449ec00 r4:8291a680 [ 1325.363891][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.363971][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.364054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb0de08 [ 1325.364097][ T32] r4:00000000 [ 1325.364140][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.364211][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.364275][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.364358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85920900 [ 1325.364405][ T32] r4:00000000 [ 1325.364441][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.364530][ T32] r9:83018205 r8:8449ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1325.364572][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.364655][ T32] r5:00001000 r4:eb81b000 [ 1325.364702][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.364778][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.364867][ T32] r5:8447af8c r4:8447ac00 [ 1325.364904][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.365049][ T32] r7:ddde2d80 r6:83018200 r5:8447af8c r4:84248200 [ 1325.365100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.365193][ T32] r10:61c88647 r9:8449ec00 r8:8424822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.365233][ T32] r4:84248200 [ 1325.365349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.365437][ T32] r10:00000000 r9:84248200 r8:80287e08 r7:dfafde60 r6:8448e080 r5:8449ec00 [ 1325.365553][ T32] r4:00000001 [ 1325.365630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.365706][ T32] Exception stack(0xdfb0dfb0 to 0xdfb0dff8) [ 1325.365758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.396619][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.396719][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.396757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.396784][ T32] r4:84489300 [ 1325.397368][ T32] INFO: task kworker/1:29:3178 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.397441][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.397570][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.397692][ T32] Call trace: [ 1325.397777][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.397988][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.398205][ T32] r4:00000000 [ 1325.398254][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.398339][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.398391][ T32] 5d20: a1329000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.398447][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.398666][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.398808][ T32] r5:800d0013 r4:80239bb0 [ 1325.398857][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.398941][ T32] r4:82ac21e4 [ 1325.398979][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.399065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.399112][ T32] r4:e0595dc0 [ 1325.399148][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.399232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.399272][ T32] r4:00000000 [ 1325.399401][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.399493][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.399975][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.400682][ T32] r5:00001000 r4:e00c1000 [ 1325.401038][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.401131][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.401214][ T32] r5:84f0c78c r4:84f0c400 [ 1325.401251][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.401344][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.401392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.401479][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.401520][ T32] r4:84ddad00 [ 1325.401560][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.401645][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.401691][ T32] r4:00000001 [ 1325.401722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.401800][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.401850][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.401904][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.401980][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.402151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.402223][ T32] r4:84cfd440 [ 1325.402261][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.402313][ T32] INFO: task kworker/1:30:3179 blocked for more than 451 seconds. [ 1325.402378][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.402442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.402482][ T32] task:kworker/1:30 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.402583][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.402678][ T32] Call trace: [ 1325.402743][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.402840][ T32] r10:8291a684 r9:dfb11d84 r8:00000002 r7:60000113 r6:dfb11d8c r5:8449d400 [ 1325.402888][ T32] r4:8449d400 [ 1325.402926][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.403007][ T32] r5:8449d400 r4:8291a680 [ 1325.403043][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.403122][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.403205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb11e08 [ 1325.403245][ T32] r4:00000000 [ 1325.403313][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.403429][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.403508][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.403596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859148c0 [ 1325.403662][ T32] r4:00000000 [ 1325.403721][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.403838][ T32] r9:83018205 r8:8449d400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1325.403886][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.403967][ T32] r5:00001000 r4:dfb03000 [ 1325.404005][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.404086][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.404170][ T32] r5:8585238c r4:85852000 [ 1325.404212][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.404302][ T32] r7:ddde2d80 r6:83018200 r5:8585238c r4:8471be00 [ 1325.404340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.404442][ T32] r10:61c88647 r9:8449d400 r8:8471be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.404555][ T32] r4:8471be00 [ 1325.404610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.404730][ T32] r10:00000000 r9:8471be00 r8:80287e08 r7:dfafde60 r6:8448e100 r5:8449d400 [ 1325.404782][ T32] r4:00000001 [ 1325.404847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.404934][ T32] Exception stack(0xdfb11fb0 to 0xdfb11ff8) [ 1325.404998][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.405060][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.405113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.405172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.405240][ T32] r4:84489300 [ 1325.405789][ T32] INFO: task kworker/1:30:3179 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.427776][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.428004][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.428124][ T32] Call trace: [ 1325.428194][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.428361][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.428425][ T32] r4:00000000 [ 1325.428487][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.428588][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.428657][ T32] 5d20: a1540000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.428715][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.428760][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.428821][ T32] r5:800d0013 r4:80239bb0 [ 1325.428860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.428959][ T32] r4:82ac21e4 [ 1325.429032][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.429130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.429180][ T32] r4:e0595dc0 [ 1325.429215][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.429299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.429342][ T32] r4:00000000 [ 1325.429386][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.429472][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.429513][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.429595][ T32] r5:00001000 r4:e00c1000 [ 1325.429664][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.429746][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.429838][ T32] r5:84f0c78c r4:84f0c400 [ 1325.429877][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.429990][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.430035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.430127][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.430194][ T32] r4:84ddad00 [ 1325.430247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.430336][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.430378][ T32] r4:00000001 [ 1325.430425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.430488][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.430544][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.430595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.430651][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.430734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.430804][ T32] r4:84cfd440 [ 1325.430879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.430954][ T32] INFO: task kworker/1:31:3181 blocked for more than 451 seconds. [ 1325.431053][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.431133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.431182][ T32] task:kworker/1:31 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.431270][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.431385][ T32] Call trace: [ 1325.431464][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.431554][ T32] r10:8291a684 r9:dfb19d84 r8:00000002 r7:60000113 r6:dfb19d8c r5:84498000 [ 1325.431596][ T32] r4:84498000 [ 1325.431639][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.431717][ T32] r5:84498000 r4:8291a680 [ 1325.431760][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.431905][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.432016][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb19e08 [ 1325.432070][ T32] r4:00000000 [ 1325.432110][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.432181][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.432250][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.432418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85918040 [ 1325.432466][ T32] r4:00000000 [ 1325.432523][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.432611][ T32] r9:83018205 r8:84498000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1325.432649][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.432734][ T32] r5:00001000 r4:df849000 [ 1325.432773][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.432853][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.432953][ T32] r5:85a2e38c r4:85a2e000 [ 1325.433025][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.433116][ T32] r7:ddde2d80 r6:83018200 r5:85a2e38c r4:847b9080 [ 1325.433158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.433247][ T32] r10:61c88647 r9:84498000 r8:847b90ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.433295][ T32] r4:847b9080 [ 1325.433328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.433419][ T32] r10:00000000 r9:847b9080 r8:80287e08 r7:dfafde60 r6:8448e180 r5:84498000 [ 1325.433466][ T32] r4:00000001 [ 1325.433501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.433598][ T32] Exception stack(0xdfb19fb0 to 0xdfb19ff8) [ 1325.433658][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.433736][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.433792][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.433859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.433902][ T32] r4:84489040 [ 1325.434662][ T32] INFO: task kworker/1:31:3181 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.434750][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.434869][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.434951][ T32] Call trace: [ 1325.435010][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.435123][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.435206][ T32] r4:00000000 [ 1325.435256][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.435330][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.435387][ T32] 5d20: a1540000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.435441][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.435493][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.435535][ T32] r5:800d0013 r4:80239bb0 [ 1325.435579][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.435654][ T32] r4:82ac21e4 [ 1325.435712][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.435860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.457820][ T32] r4:e0595dc0 [ 1325.457903][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.458059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.458107][ T32] r4:00000000 [ 1325.458150][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.458252][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.458299][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.458385][ T32] r5:00001000 r4:e00c1000 [ 1325.458450][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.458557][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.458659][ T32] r5:84f0c78c r4:84f0c400 [ 1325.458707][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.458845][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.458898][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.458990][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.459033][ T32] r4:84ddad00 [ 1325.459080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.459169][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.459213][ T32] r4:00000001 [ 1325.459249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.459326][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.459386][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.459443][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.459501][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.459569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.459648][ T32] r4:84cfd440 [ 1325.459703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.459772][ T32] INFO: task kworker/0:7:3185 blocked for more than 451 seconds. [ 1325.459846][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.459899][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.459939][ T32] task:kworker/0:7 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.460049][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.460195][ T32] Call trace: [ 1325.460260][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.460358][ T32] r10:8291a684 r9:dfaadd84 r8:00000002 r7:60000113 r6:dfaadd8c r5:8449b000 [ 1325.460411][ T32] r4:8449b000 [ 1325.460449][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.460532][ T32] r5:8449b000 r4:8291a680 [ 1325.460572][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.460643][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.460727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaade08 [ 1325.460775][ T32] r4:00000000 [ 1325.460822][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.460893][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.460986][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.461084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e2a80 [ 1325.461132][ T32] r4:00000000 [ 1325.461185][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.461271][ T32] r9:83018005 r8:8449b000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1325.461314][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.461396][ T32] r5:00001000 r4:ebe0d000 [ 1325.461441][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.461515][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.461593][ T32] r5:85a1db8c r4:85a1d800 [ 1325.461633][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.461720][ T32] r7:dddced80 r6:83018000 r5:85a1db8c r4:8448e200 [ 1325.461757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.461853][ T32] r10:61c88647 r9:8449b000 r8:8448e22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.461901][ T32] r4:8448e200 [ 1325.461936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.462057][ T32] r10:00000000 r9:8448e200 r8:80287e08 r7:dfaa1e60 r6:8448e280 r5:8449b000 [ 1325.462107][ T32] r4:00000001 [ 1325.462145][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.462219][ T32] Exception stack(0xdfaadfb0 to 0xdfaadff8) [ 1325.462267][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.462325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.462392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.462447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.462495][ T32] r4:8448d380 [ 1325.463198][ T32] INFO: task kworker/0:7:3185 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.463262][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.463369][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.463503][ T32] Call trace: [ 1325.463571][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.463694][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.463754][ T32] r4:00000000 [ 1325.463812][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.464023][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.464112][ T32] 5d20: a1894000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.464172][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.464253][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.464303][ T32] r5:800d0013 r4:80239bb0 [ 1325.464372][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.464458][ T32] r4:82ac21e4 [ 1325.464508][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.464593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.464637][ T32] r4:e0595dc0 [ 1325.464673][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.464751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.464807][ T32] r4:00000000 [ 1325.464845][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.464947][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.465022][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.465116][ T32] r5:00001000 r4:e00c1000 [ 1325.465154][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.465234][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.465317][ T32] r5:84f0c78c r4:84f0c400 [ 1325.465362][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.465452][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.465495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.465584][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.465628][ T32] r4:84ddad00 [ 1325.465754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.499188][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.499368][ T32] r4:00000001 [ 1325.499437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.499564][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.499622][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.499694][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.499764][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.499823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.499876][ T32] r4:84cfd440 [ 1325.499918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.499981][ T32] INFO: task kworker/0:8:3187 blocked for more than 452 seconds. [ 1325.500044][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.500096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.500149][ T32] task:kworker/0:8 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.500257][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.500351][ T32] Call trace: [ 1325.500426][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.500525][ T32] r10:8291a684 r9:dfb21d84 r8:00000002 r7:60000113 r6:dfb21d8c r5:83ce2400 [ 1325.500573][ T32] r4:83ce2400 [ 1325.500609][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.500693][ T32] r5:83ce2400 r4:8291a680 [ 1325.500756][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.500845][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.500929][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb21e08 [ 1325.500972][ T32] r4:00000000 [ 1325.501012][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.501385][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.501478][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.501561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bb940 [ 1325.501635][ T32] r4:00000000 [ 1325.501702][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.501808][ T32] r9:83018005 r8:83ce2400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1325.501858][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.501943][ T32] r5:00001000 r4:ecd81000 [ 1325.502013][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.502096][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.502177][ T32] r5:85a1df8c r4:85a1dc00 [ 1325.502236][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.502346][ T32] r7:dddced80 r6:83018000 r5:85a1df8c r4:8448e300 [ 1325.502399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.502550][ T32] r10:61c88647 r9:83ce2400 r8:8448e32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.502600][ T32] r4:8448e300 [ 1325.502636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.502724][ T32] r10:00000000 r9:8448e300 r8:80287e08 r7:dfaade60 r6:8448e380 r5:83ce2400 [ 1325.502775][ T32] r4:00000001 [ 1325.502839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.502915][ T32] Exception stack(0xdfb21fb0 to 0xdfb21ff8) [ 1325.503001][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.503064][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.503117][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.503207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.503260][ T32] r4:8448d740 [ 1325.503972][ T32] INFO: task kworker/0:8:3187 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.504070][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.504280][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.504392][ T32] Call trace: [ 1325.504591][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.504757][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.504819][ T32] r4:00000000 [ 1325.504876][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.504985][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.505079][ T32] 5d20: a1dbd000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.505150][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.505202][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.505245][ T32] r5:800d0013 r4:80239bb0 [ 1325.505288][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.505362][ T32] r4:82ac21e4 [ 1325.505420][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.505534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.505598][ T32] r4:e0595dc0 [ 1325.505633][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.505715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.505759][ T32] r4:00000000 [ 1325.505877][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.518550][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.518632][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.518761][ T32] r5:00001000 r4:e00c1000 [ 1325.518808][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.518904][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.519040][ T32] r5:84f0c78c r4:84f0c400 [ 1325.519095][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.519190][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.519237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.519329][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.519373][ T32] r4:84ddad00 [ 1325.519413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.519505][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.519554][ T32] r4:00000001 [ 1325.519590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.519715][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.519799][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.519855][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.519978][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.520041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.520108][ T32] r4:84cfd440 [ 1325.520173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.520235][ T32] INFO: task kworker/0:9:3189 blocked for more than 452 seconds. [ 1325.520300][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.520345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.520396][ T32] task:kworker/0:9 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.520503][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.520619][ T32] Call trace: [ 1325.520736][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.520867][ T32] r10:8291a684 r9:dfb35d84 r8:00000002 r7:60000113 r6:dfb35d8c r5:83862400 [ 1325.520918][ T32] r4:83862400 [ 1325.520966][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.521051][ T32] r5:83862400 r4:8291a680 [ 1325.521099][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.521175][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.521255][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb35e08 [ 1325.521314][ T32] r4:00000000 [ 1325.521363][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.521430][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.521512][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.521609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85515d40 [ 1325.521677][ T32] r4:00000000 [ 1325.521740][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.521842][ T32] r9:83018005 r8:83862400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1325.521891][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.522006][ T32] r5:00001000 r4:ecc75000 [ 1325.522049][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.522128][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.522211][ T32] r5:85a6d78c r4:85a6d400 [ 1325.522247][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.522332][ T32] r7:dddced80 r6:83018000 r5:85a6d78c r4:8448e400 [ 1325.522372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.522494][ T32] r10:61c88647 r9:83862400 r8:8448e42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.522545][ T32] r4:8448e400 [ 1325.522582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.522681][ T32] r10:00000000 r9:8448e400 r8:80287e08 r7:dfb21e60 r6:847b9100 r5:83862400 [ 1325.522752][ T32] r4:00000001 [ 1325.522829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.522913][ T32] Exception stack(0xdfb35fb0 to 0xdfb35ff8) [ 1325.522986][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.523053][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.523160][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.523222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.523263][ T32] r4:8448d580 [ 1325.523994][ T32] INFO: task kworker/0:9:3189 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.524075][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.524220][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.524305][ T32] Call trace: [ 1325.524369][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.524496][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.524553][ T32] r4:00000000 [ 1325.524593][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.524666][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.524725][ T32] 5d20: a1dbd000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.524779][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.524835][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.524890][ T32] r5:800d0013 r4:80239bb0 [ 1325.524949][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.525034][ T32] r4:82ac21e4 [ 1325.525079][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.525158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.525211][ T32] r4:e0595dc0 [ 1325.525249][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.525329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.525380][ T32] r4:00000000 [ 1325.525415][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.525518][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.525569][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.525650][ T32] r5:00001000 r4:e00c1000 [ 1325.525738][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.546350][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.546521][ T32] r5:84f0c78c r4:84f0c400 [ 1325.546558][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.546646][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.546683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.546770][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.546839][ T32] r4:84ddad00 [ 1325.546878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.546976][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.547030][ T32] r4:00000001 [ 1325.547082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.547154][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.547221][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.547286][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.547364][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.547422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.547491][ T32] r4:84cfd440 [ 1325.547553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.547636][ T32] INFO: task kworker/1:33:3192 blocked for more than 452 seconds. [ 1325.547698][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.547763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.547811][ T32] task:kworker/1:33 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.547917][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.548031][ T32] Call trace: [ 1325.548130][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.548239][ T32] r10:8291a684 r9:dfb45d84 r8:00000002 r7:60000013 r6:dfb45d8c r5:84d20000 [ 1325.548284][ T32] r4:84d20000 [ 1325.548325][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.548406][ T32] r5:84d20000 r4:8291a680 [ 1325.548502][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.548583][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.548669][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb45e08 [ 1325.548717][ T32] r4:00000000 [ 1325.548754][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.548831][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.548909][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.548987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502dd00 [ 1325.549035][ T32] r4:00000000 [ 1325.549074][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.549163][ T32] r9:83018205 r8:84d20000 r7:00000000 r6:83018200 r5:00001000 r4:7f135000 [ 1325.549228][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.549326][ T32] r5:00001000 r4:ed847000 [ 1325.549387][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.549465][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.549545][ T32] r5:85d2538c r4:85d25000 [ 1325.549582][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.549689][ T32] r7:ddde2d80 r6:83018200 r5:85d2538c r4:847b9280 [ 1325.549738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.549835][ T32] r10:61c88647 r9:84d20000 r8:847b92ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.549902][ T32] r4:847b9280 [ 1325.549976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.550074][ T32] r10:00000000 r9:847b9280 r8:80287e08 r7:dfb41e60 r6:847b9300 r5:84d20000 [ 1325.550128][ T32] r4:00000001 [ 1325.550185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.550260][ T32] Exception stack(0xdfb45fb0 to 0xdfb45ff8) [ 1325.550319][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.550374][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.550446][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.550519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.550558][ T32] r4:84489c00 [ 1325.551269][ T32] INFO: task kworker/1:33:3192 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.551341][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.551473][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.551566][ T32] Call trace: [ 1325.551626][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.551723][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.551777][ T32] r4:00000000 [ 1325.551826][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.551934][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.552020][ T32] 5d20: a21f1000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.552108][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.552172][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.552216][ T32] r5:800d0013 r4:80239bb0 [ 1325.552263][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.552369][ T32] r4:82ac21e4 [ 1325.552410][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.552494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.552563][ T32] r4:e0595dc0 [ 1325.552608][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.552691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.552745][ T32] r4:00000000 [ 1325.552782][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.552876][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.552920][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.553009][ T32] r5:00001000 r4:e00c1000 [ 1325.553055][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.553133][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.553213][ T32] r5:84f0c78c r4:84f0c400 [ 1325.553263][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.553352][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.553395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.553524][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.553607][ T32] r4:84ddad00 [ 1325.553644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.553731][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.553779][ T32] r4:00000001 [ 1325.553826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.553897][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.553948][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.554019][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.554076][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.554130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.554179][ T32] r4:84cfd440 [ 1325.554234][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.554293][ T32] INFO: task kworker/0:10:3194 blocked for more than 452 seconds. [ 1325.554368][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.554422][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.554469][ T32] task:kworker/0:10 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.554557][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.554636][ T32] Call trace: [ 1325.554691][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.554781][ T32] r10:8291a684 r9:dfb51d84 r8:00000002 r7:60000113 r6:dfb51d8c r5:84d21800 [ 1325.554837][ T32] r4:84d21800 [ 1325.554895][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.554992][ T32] r5:84d21800 r4:8291a680 [ 1325.555040][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.555117][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.555220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb51e08 [ 1325.555275][ T32] r4:00000000 [ 1325.555322][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.555417][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.555499][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.555584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85515e80 [ 1325.555630][ T32] r4:00000000 [ 1325.555666][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.555754][ T32] r9:83018005 r8:84d21800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1325.555868][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.586324][ T32] r5:00001000 r4:ecc83000 [ 1325.586382][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.586498][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.586573][ T32] r5:85a6db8c r4:85a6d800 [ 1325.586618][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.586703][ T32] r7:dddced80 r6:83018000 r5:85a6db8c r4:8448e480 [ 1325.586747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.586849][ T32] r10:61c88647 r9:84d21800 r8:8448e4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.586907][ T32] r4:8448e480 [ 1325.586969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.587081][ T32] r10:00000000 r9:8448e480 r8:80287e08 r7:dfb35e60 r6:847b9380 r5:84d21800 [ 1325.587140][ T32] r4:00000001 [ 1325.587180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.587256][ T32] Exception stack(0xdfb51fb0 to 0xdfb51ff8) [ 1325.587315][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.587368][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.587426][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.587489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.587556][ T32] r4:8448d800 [ 1325.588278][ T32] INFO: task kworker/0:10:3194 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.588350][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.588478][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.588618][ T32] Call trace: [ 1325.588750][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.588859][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.588914][ T32] r4:00000000 [ 1325.588953][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.589026][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.589087][ T32] 5d20: a25be000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.589141][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.589205][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.589266][ T32] r5:800d0013 r4:80239bb0 [ 1325.589313][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.589399][ T32] r4:82ac21e4 [ 1325.589478][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.589591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.589642][ T32] r4:e0595dc0 [ 1325.589681][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.589763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.589822][ T32] r4:00000000 [ 1325.589867][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.589977][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.590019][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.590101][ T32] r5:00001000 r4:e00c1000 [ 1325.590138][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.590220][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.590330][ T32] r5:84f0c78c r4:84f0c400 [ 1325.590389][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.590497][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.590541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.590651][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.590717][ T32] r4:84ddad00 [ 1325.590764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.590858][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.590904][ T32] r4:00000001 [ 1325.590937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.591009][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.591065][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.591124][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.591180][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.591260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.591306][ T32] r4:84cfd440 [ 1325.591354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.591404][ T32] INFO: task kworker/0:11:3196 blocked for more than 452 seconds. [ 1325.591507][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.591583][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.591628][ T32] task:kworker/0:11 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.591717][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.591803][ T32] Call trace: [ 1325.591881][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.591972][ T32] r10:8291a684 r9:dfb2dd84 r8:00000002 r7:60000113 r6:dfb2dd8c r5:83ce6c00 [ 1325.592016][ T32] r4:83ce6c00 [ 1325.592057][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.592139][ T32] r5:83ce6c00 r4:8291a680 [ 1325.592177][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.592255][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.592359][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb2de08 [ 1325.592410][ T32] r4:00000000 [ 1325.592462][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.592550][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.592623][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.592701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c2e80 [ 1325.592774][ T32] r4:00000000 [ 1325.592835][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.592921][ T32] r9:83018005 r8:83ce6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1325.593004][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.593092][ T32] r5:00001000 r4:df955000 [ 1325.593129][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.593205][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.593282][ T32] r5:85a6e38c r4:85a6e000 [ 1325.593326][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.593409][ T32] r7:dddced80 r6:83018000 r5:85a6e38c r4:8448e500 [ 1325.593456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.593543][ T32] r10:61c88647 r9:83ce6c00 r8:8448e52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.593590][ T32] r4:8448e500 [ 1325.593628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.593715][ T32] r10:00000000 r9:8448e500 r8:80287e08 r7:dfb51e60 r6:8448e580 r5:83ce6c00 [ 1325.593756][ T32] r4:00000001 [ 1325.593815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.593888][ T32] Exception stack(0xdfb2dfb0 to 0xdfb2dff8) [ 1325.593936][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.594016][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.594085][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.594165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.594254][ T32] r4:8448d980 [ 1325.594740][ T32] INFO: task kworker/0:11:3196 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.594813][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.594918][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.595002][ T32] Call trace: [ 1325.595064][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.595161][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.595213][ T32] r4:00000000 [ 1325.595248][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.595329][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.595389][ T32] 5d20: a25be000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.595446][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.595520][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.595566][ T32] r5:800d0013 r4:80239bb0 [ 1325.595612][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.595698][ T32] r4:82ac21e4 [ 1325.595753][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.629197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.629327][ T32] r4:e0595dc0 [ 1325.629387][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.629509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.629563][ T32] r4:00000000 [ 1325.629604][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.629697][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.629741][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.629850][ T32] r5:00001000 r4:e00c1000 [ 1325.629899][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.630004][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.630107][ T32] r5:84f0c78c r4:84f0c400 [ 1325.630174][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.630269][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.630316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.630406][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.630450][ T32] r4:84ddad00 [ 1325.630493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.630582][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.630637][ T32] r4:00000001 [ 1325.630687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.630763][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.630834][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.630916][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.630976][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.631122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.631174][ T32] r4:84cfd440 [ 1325.631221][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.631294][ T32] INFO: task kworker/0:12:3198 blocked for more than 452 seconds. [ 1325.631372][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.631435][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.631593][ T32] task:kworker/0:12 state:D stack:0 pid:3198 tgid:3198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.631706][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.631786][ T32] Call trace: [ 1325.631883][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.631983][ T32] r10:8291a684 r9:dfb5dd84 r8:00000002 r7:60000113 r6:dfb5dd8c r5:83ce0000 [ 1325.632032][ T32] r4:83ce0000 [ 1325.632069][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.632162][ T32] r5:83ce0000 r4:8291a680 [ 1325.632210][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.632287][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.632389][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb5de08 [ 1325.632433][ T32] r4:00000000 [ 1325.632478][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.632541][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.632619][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.632721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b31c0 [ 1325.632771][ T32] r4:00000000 [ 1325.632827][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.632926][ T32] r9:83018005 r8:83ce0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1325.632978][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.633062][ T32] r5:00001000 r4:ecc8d000 [ 1325.633099][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.633174][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.633253][ T32] r5:85a6df8c r4:85a6dc00 [ 1325.633291][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.633375][ T32] r7:dddced80 r6:83018000 r5:85a6df8c r4:8448e600 [ 1325.633419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.633503][ T32] r10:61c88647 r9:83ce0000 r8:8448e62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.633550][ T32] r4:8448e600 [ 1325.633585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.633674][ T32] r10:00000000 r9:8448e600 r8:80287e08 r7:dfb2de60 r6:8448e680 r5:83ce0000 [ 1325.633721][ T32] r4:00000001 [ 1325.633757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.633834][ T32] Exception stack(0xdfb5dfb0 to 0xdfb5dff8) [ 1325.633881][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.633941][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.634014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.634070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.634117][ T32] r4:8448dac0 [ 1325.634830][ T32] INFO: task kworker/0:12:3198 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.634896][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.635065][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.635154][ T32] Call trace: [ 1325.635247][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.635351][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.635398][ T32] r4:00000000 [ 1325.635436][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.635520][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.635576][ T32] 5d20: a2d06000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.635659][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.635717][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.635769][ T32] r5:800d0013 r4:80239bb0 [ 1325.635855][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.646557][ T32] r4:82ac21e4 [ 1325.646601][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.646701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.646752][ T32] r4:e0595dc0 [ 1325.646827][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.646916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.646967][ T32] r4:00000000 [ 1325.647009][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.647104][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.647165][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.647256][ T32] r5:00001000 r4:e00c1000 [ 1325.647296][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.647379][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.647463][ T32] r5:84f0c78c r4:84f0c400 [ 1325.647502][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.647595][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.647641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.647729][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.647770][ T32] r4:84ddad00 [ 1325.647817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.647908][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.647976][ T32] r4:00000001 [ 1325.648024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.648099][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.648153][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.648211][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.648269][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.648332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.648400][ T32] r4:84cfd440 [ 1325.648446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.648508][ T32] INFO: task kworker/0:13:3200 blocked for more than 452 seconds. [ 1325.648571][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.648618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.648676][ T32] task:kworker/0:13 state:D stack:0 pid:3200 tgid:3200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.648782][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.648873][ T32] Call trace: [ 1325.648954][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.649052][ T32] r10:8291a684 r9:dfb65d84 r8:00000002 r7:60000113 r6:dfb65d8c r5:84163000 [ 1325.649093][ T32] r4:84163000 [ 1325.649158][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.649251][ T32] r5:84163000 r4:8291a680 [ 1325.649288][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.649367][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.649452][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb65e08 [ 1325.649499][ T32] r4:00000000 [ 1325.649545][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.649616][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.649683][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.649768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cf280 [ 1325.649819][ T32] r4:00000000 [ 1325.649854][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.649947][ T32] r9:83018005 r8:84163000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1325.650050][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.650138][ T32] r5:00001000 r4:ebba3000 [ 1325.650179][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.650253][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.650333][ T32] r5:85a6f38c r4:85a6f000 [ 1325.650379][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.650464][ T32] r7:dddced80 r6:83018000 r5:85a6f38c r4:8448e700 [ 1325.650503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.650590][ T32] r10:61c88647 r9:84163000 r8:8448e72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.650648][ T32] r4:8448e700 [ 1325.650690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.650777][ T32] r10:00000000 r9:8448e700 r8:80287e08 r7:dfb2de60 r6:8448e780 r5:84163000 [ 1325.650823][ T32] r4:00000001 [ 1325.650870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.650939][ T32] Exception stack(0xdfb65fb0 to 0xdfb65ff8) [ 1325.650992][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.651044][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.651097][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.651151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.651213][ T32] r4:8448dcc0 [ 1325.651931][ T32] INFO: task kworker/0:13:3200 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.652002][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.652133][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.652227][ T32] Call trace: [ 1325.652291][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.652391][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.652439][ T32] r4:00000000 [ 1325.652486][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.652589][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.652660][ T32] 5d20: a2d06000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.652722][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.652775][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.652839][ T32] r5:800d0013 r4:80239bb0 [ 1325.652884][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.652962][ T32] r4:82ac21e4 [ 1325.653000][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.653098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.653149][ T32] r4:e0595dc0 [ 1325.653188][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.653291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.653350][ T32] r4:00000000 [ 1325.653389][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.653497][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.653566][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.653649][ T32] r5:00001000 r4:e00c1000 [ 1325.653686][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.653765][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.653859][ T32] r5:84f0c78c r4:84f0c400 [ 1325.653895][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.654013][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.654082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.654190][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.654255][ T32] r4:84ddad00 [ 1325.654318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.654431][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.654486][ T32] r4:00000001 [ 1325.654532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.654602][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.654678][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.654759][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.654822][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.654883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.654950][ T32] r4:84cfd440 [ 1325.654994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.655045][ T32] INFO: task kworker/0:14:3201 blocked for more than 452 seconds. [ 1325.655097][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.655159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.655198][ T32] task:kworker/0:14 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.655286][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.655367][ T32] Call trace: [ 1325.655420][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.655512][ T32] r10:8291a684 r9:dfb1dd84 r8:00000002 r7:60000113 r6:dfb1dd8c r5:84165400 [ 1325.655577][ T32] r4:84165400 [ 1325.655615][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.655725][ T32] r5:84165400 r4:8291a680 [ 1325.655764][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.693588][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.693824][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb1de08 [ 1325.693892][ T32] r4:00000000 [ 1325.693931][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.694030][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.694127][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.694208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85515f80 [ 1325.694264][ T32] r4:00000000 [ 1325.694306][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.694399][ T32] r9:83018005 r8:84165400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1325.694457][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.694589][ T32] r5:00001000 r4:dfb23000 [ 1325.694638][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.694747][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.694837][ T32] r5:85a6e78c r4:85a6e400 [ 1325.694910][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.695046][ T32] r7:dddced80 r6:83018000 r5:85a6e78c r4:8448e800 [ 1325.695107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.695197][ T32] r10:61c88647 r9:84165400 r8:8448e82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.695246][ T32] r4:8448e800 [ 1325.695286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.695397][ T32] r10:00000000 r9:8448e800 r8:80287e08 r7:dfb65e60 r6:8448e880 r5:84165400 [ 1325.695447][ T32] r4:00000001 [ 1325.695519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.695620][ T32] Exception stack(0xdfb1dfb0 to 0xdfb1dff8) [ 1325.695714][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.695798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.699288][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.699419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.699469][ T32] r4:8448dfc0 [ 1325.700197][ T32] INFO: task kworker/0:14:3201 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.700281][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.700412][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.700552][ T32] Call trace: [ 1325.700623][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.700727][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.700777][ T32] r4:00000000 [ 1325.700843][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.700945][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.701018][ T32] 5d20: a3499000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.701103][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.701167][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.701214][ T32] r5:800d0013 r4:80239bb0 [ 1325.701280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.701372][ T32] r4:82ac21e4 [ 1325.701409][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.701494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.701540][ T32] r4:e0595dc0 [ 1325.701579][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.701659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.701700][ T32] r4:00000000 [ 1325.701744][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.701841][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.701899][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.702014][ T32] r5:00001000 r4:e00c1000 [ 1325.702055][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.702134][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.702247][ T32] r5:84f0c78c r4:84f0c400 [ 1325.702296][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.702408][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.702463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.702556][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.702597][ T32] r4:84ddad00 [ 1325.702640][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.702729][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.702773][ T32] r4:00000001 [ 1325.702826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.702899][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.702955][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.703030][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.703152][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.703220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.703275][ T32] r4:84cfd440 [ 1325.703341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.703422][ T32] INFO: task kworker/0:15:3203 blocked for more than 452 seconds. [ 1325.703489][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.703535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.703604][ T32] task:kworker/0:15 state:D stack:0 pid:3203 tgid:3203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.703698][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.703788][ T32] Call trace: [ 1325.703860][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.703968][ T32] r10:8291a684 r9:dfb71d84 r8:00000002 r7:60000113 r6:dfb71d8c r5:84162400 [ 1325.704038][ T32] r4:84162400 [ 1325.704086][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.704169][ T32] r5:84162400 r4:8291a680 [ 1325.704207][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.704285][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.704368][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 [ 1325.704414][ T32] r4:00000000 [ 1325.704452][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.704530][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.704602][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.704681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cf040 [ 1325.704732][ T32] r4:00000000 [ 1325.704777][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.704870][ T32] r9:83018005 r8:84162400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1325.704912][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.704992][ T32] r5:00001000 r4:eb52d000 [ 1325.705031][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.705108][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.705192][ T32] r5:85a6eb8c r4:85a6e800 [ 1325.705236][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.705347][ T32] r7:dddced80 r6:83018000 r5:85a6eb8c r4:8448e900 [ 1325.705390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.705485][ T32] r10:61c88647 r9:84162400 r8:8448e92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.705531][ T32] r4:8448e900 [ 1325.705613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.705713][ T32] r10:00000000 r9:8448e900 r8:80287e08 r7:dfb65e60 r6:8448e980 r5:84162400 [ 1325.705766][ T32] r4:00000001 [ 1325.705841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.728990][ T32] Exception stack(0xdfb71fb0 to 0xdfb71ff8) [ 1325.729186][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.729307][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.729372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.729439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.729486][ T32] r4:847360c0 [ 1325.730247][ T32] INFO: task kworker/0:15:3203 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.730322][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.730544][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.730667][ T32] Call trace: [ 1325.730757][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.730877][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.730957][ T32] r4:00000000 [ 1325.731015][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.731139][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.731220][ T32] 5d20: a38c3000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.731279][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.731337][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.731385][ T32] r5:800d0013 r4:80239bb0 [ 1325.731427][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.731516][ T32] r4:82ac21e4 [ 1325.731583][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.731696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.731747][ T32] r4:e0595dc0 [ 1325.731785][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.731876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.731930][ T32] r4:00000000 [ 1325.731967][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.732060][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.732102][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.732214][ T32] r5:00001000 r4:e00c1000 [ 1325.732463][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.732633][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.732751][ T32] r5:84f0c78c r4:84f0c400 [ 1325.732818][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.732994][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.733069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.733173][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.733267][ T32] r4:84ddad00 [ 1325.733310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.733410][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.733462][ T32] r4:00000001 [ 1325.733497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.733598][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.733663][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.733753][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.733873][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.733946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.734016][ T32] r4:84cfd440 [ 1325.734067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.734126][ T32] INFO: task kworker/0:16:3206 blocked for more than 452 seconds. [ 1325.734191][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.734271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.734329][ T32] task:kworker/0:16 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.734436][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.734524][ T32] Call trace: [ 1325.734586][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.734679][ T32] r10:8291a684 r9:dfb79d84 r8:00000002 r7:60000113 r6:dfb79d8c r5:84c38c00 [ 1325.734721][ T32] r4:84c38c00 [ 1325.734786][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.734877][ T32] r5:84c38c00 r4:8291a680 [ 1325.734916][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.735042][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.735129][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb79e08 [ 1325.735203][ T32] r4:00000000 [ 1325.735243][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.735316][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.735388][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.735479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cf1c0 [ 1325.735535][ T32] r4:00000000 [ 1325.735582][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.735675][ T32] r9:83018005 r8:84c38c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1325.735737][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.735834][ T32] r5:00001000 r4:eb8af000 [ 1325.735931][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.747637][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.747736][ T32] r5:85a6ef8c r4:85a6ec00 [ 1325.747760][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.747860][ T32] r7:dddced80 r6:83018000 r5:85a6ef8c r4:8448ea00 [ 1325.747887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.747940][ T32] r10:61c88647 r9:84c38c00 r8:8448ea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.747982][ T32] r4:8448ea00 [ 1325.748016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.748075][ T32] r10:00000000 r9:8448ea00 r8:80287e08 r7:dfb65e60 r6:8448ea80 r5:84c38c00 [ 1325.748119][ T32] r4:00000001 [ 1325.748154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.748202][ T32] Exception stack(0xdfb79fb0 to 0xdfb79ff8) [ 1325.748253][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.748287][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.748314][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.748365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.748426][ T32] r4:84736200 [ 1325.748899][ T32] INFO: task kworker/0:16:3206 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.748939][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.749053][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.749103][ T32] Call trace: [ 1325.749162][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.749217][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.749239][ T32] r4:00000000 [ 1325.749260][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.749309][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.749341][ T32] 5d20: a38c3000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.749391][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.749419][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.749465][ T32] r5:800d0013 r4:80239bb0 [ 1325.749492][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.749536][ T32] r4:82ac21e4 [ 1325.749555][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.749598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.749620][ T32] r4:e0595dc0 [ 1325.749639][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.749700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.749748][ T32] r4:00000000 [ 1325.749771][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.749848][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.749899][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.749949][ T32] r5:00001000 r4:e00c1000 [ 1325.750022][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.750068][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.750111][ T32] r5:84f0c78c r4:84f0c400 [ 1325.750130][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.750177][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.750199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.750246][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.750271][ T32] r4:84ddad00 [ 1325.750291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.750340][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.750362][ T32] r4:00000001 [ 1325.750427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.750468][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.750517][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.750553][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.750579][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.750619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.750645][ T32] r4:84cfd440 [ 1325.750667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.750696][ T32] INFO: task kworker/0:17:3209 blocked for more than 452 seconds. [ 1325.750732][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.750756][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.750776][ T32] task:kworker/0:17 state:D stack:0 pid:3209 tgid:3209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.750843][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.750915][ T32] Call trace: [ 1325.750953][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.751003][ T32] r10:8291a684 r9:dfba5d84 r8:00000002 r7:60000113 r6:dfba5d8c r5:84d24800 [ 1325.751049][ T32] r4:84d24800 [ 1325.751078][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.751128][ T32] r5:84d24800 r4:8291a680 [ 1325.751148][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.751212][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.751265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba5e08 [ 1325.751287][ T32] r4:00000000 [ 1325.751317][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.751378][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.751418][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.751482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cf5c0 [ 1325.751530][ T32] r4:00000000 [ 1325.751553][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.751599][ T32] r9:83018005 r8:84d24800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1325.751620][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.751662][ T32] r5:00001000 r4:ec69d000 [ 1325.751681][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.751741][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.751802][ T32] r5:85a6ff8c r4:85a6fc00 [ 1325.751846][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.751897][ T32] r7:dddced80 r6:83018000 r5:85a6ff8c r4:8448eb00 [ 1325.751919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.751967][ T32] r10:61c88647 r9:84d24800 r8:8448eb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.751989][ T32] r4:8448eb00 [ 1325.752029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.752080][ T32] r10:00000000 r9:8448eb00 r8:80287e08 r7:dfb65e60 r6:847b9400 r5:84d24800 [ 1325.752103][ T32] r4:00000001 [ 1325.752122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.752180][ T32] Exception stack(0xdfba5fb0 to 0xdfba5ff8) [ 1325.752242][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.752280][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.752328][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.752369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.752437][ T32] r4:84736340 [ 1325.752755][ T32] INFO: task kworker/0:17:3209 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.752791][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.752905][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.752949][ T32] Call trace: [ 1325.753022][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.753105][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.753133][ T32] r4:00000000 [ 1325.753181][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.753227][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.753279][ T32] 5d20: a38c3000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.753321][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.753379][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.753435][ T32] r5:800d0013 r4:80239bb0 [ 1325.753461][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.753546][ T32] r4:82ac21e4 [ 1325.753593][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.753641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.753664][ T32] r4:e0595dc0 [ 1325.753711][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.753802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.753848][ T32] r4:00000000 [ 1325.753877][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.753925][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.753947][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.754054][ T32] r5:00001000 r4:e00c1000 [ 1325.754080][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.754122][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.754164][ T32] r5:84f0c78c r4:84f0c400 [ 1325.754183][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.754237][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.754263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.754332][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.754387][ T32] r4:84ddad00 [ 1325.754410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.754458][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.754481][ T32] r4:00000001 [ 1325.754516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.754556][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.754583][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.754610][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.754636][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.754676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.754703][ T32] r4:84cfd440 [ 1325.754728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.754753][ T32] INFO: task kworker/0:18:3210 blocked for more than 452 seconds. [ 1325.754783][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.754813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.754846][ T32] task:kworker/0:18 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.754921][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.754985][ T32] Call trace: [ 1325.755029][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.755077][ T32] r10:8291a684 r9:dfba9d84 r8:00000002 r7:60000113 r6:dfba9d8c r5:84d22400 [ 1325.755121][ T32] r4:84d22400 [ 1325.755145][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.755188][ T32] r5:84d22400 r4:8291a680 [ 1325.755208][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.755245][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.755286][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba9e08 [ 1325.755309][ T32] r4:00000000 [ 1325.755351][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.755391][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.755436][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.755480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cf380 [ 1325.755524][ T32] r4:00000000 [ 1325.755575][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.755649][ T32] r9:83018005 r8:84d22400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1325.755690][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.755762][ T32] r5:00001000 r4:ebdb7000 [ 1325.755836][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.755930][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.786293][ T32] r5:85a6f78c r4:85a6f400 [ 1325.786357][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.786481][ T32] r7:dddced80 r6:83018000 r5:85a6f78c r4:8448eb80 [ 1325.786514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.786578][ T32] r10:61c88647 r9:84d22400 r8:8448ebac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.786605][ T32] r4:8448eb80 [ 1325.786644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.786707][ T32] r10:00000000 r9:8448eb80 r8:80287e08 r7:dfba5e60 r6:847b9480 r5:84d22400 [ 1325.786733][ T32] r4:00000001 [ 1325.786753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.786804][ T32] Exception stack(0xdfba9fb0 to 0xdfba9ff8) [ 1325.786840][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.786869][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.786928][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.786990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.787079][ T32] r4:84736480 [ 1325.787587][ T32] INFO: task kworker/0:18:3210 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.787636][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.787761][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.787836][ T32] Call trace: [ 1325.787886][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.787967][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.788000][ T32] r4:00000000 [ 1325.788052][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.788143][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.788194][ T32] 5d20: a41b5000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.788283][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.788319][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.788391][ T32] r5:800d0013 r4:80239bb0 [ 1325.788434][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.788479][ T32] r4:82ac21e4 [ 1325.788516][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.788572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.788598][ T32] r4:e0595dc0 [ 1325.788619][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.788682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.788708][ T32] r4:00000000 [ 1325.788728][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.788792][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.788825][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.788868][ T32] r5:00001000 r4:e00c1000 [ 1325.788897][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.788971][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.789038][ T32] r5:84f0c78c r4:84f0c400 [ 1325.789082][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.789132][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.789174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.789242][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.789267][ T32] r4:84ddad00 [ 1325.789286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.789332][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.789386][ T32] r4:00000001 [ 1325.789430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.789469][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.789495][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.789523][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.789570][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.789626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.789651][ T32] r4:84cfd440 [ 1325.789694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.789727][ T32] INFO: task kworker/0:19:3212 blocked for more than 452 seconds. [ 1325.789760][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.789784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.789810][ T32] task:kworker/0:19 state:D stack:0 pid:3212 tgid:3212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.789895][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.789982][ T32] Call trace: [ 1325.790015][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.790078][ T32] r10:8291a684 r9:dfbb9d84 r8:00000002 r7:60000113 r6:dfbb9d8c r5:84d23c00 [ 1325.790126][ T32] r4:84d23c00 [ 1325.790152][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.790195][ T32] r5:84d23c00 r4:8291a680 [ 1325.790215][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.790253][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.790296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb9e08 [ 1325.790318][ T32] r4:00000000 [ 1325.790347][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.790416][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.790461][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.790502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cf4c0 [ 1325.790525][ T32] r4:00000000 [ 1325.790544][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.790588][ T32] r9:83018005 r8:84d23c00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1325.790611][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.790652][ T32] r5:00001000 r4:ebe0f000 [ 1325.790671][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.790709][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.790765][ T32] r5:85a6fb8c r4:85a6f800 [ 1325.790790][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.790843][ T32] r7:dddced80 r6:83018000 r5:85a6fb8c r4:8448ec00 [ 1325.790885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.790936][ T32] r10:61c88647 r9:84d23c00 r8:8448ec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.790967][ T32] r4:8448ec00 [ 1325.791014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.791063][ T32] r10:00000000 r9:8448ec00 r8:80287e08 r7:dfba5e60 r6:847b9500 r5:84d23c00 [ 1325.791107][ T32] r4:00000001 [ 1325.791130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.791166][ T32] Exception stack(0xdfbb9fb0 to 0xdfbb9ff8) [ 1325.791192][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.791220][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.791245][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.791283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.791308][ T32] r4:84736580 [ 1325.791607][ T32] INFO: task kworker/0:19:3212 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.791662][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.791806][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.791855][ T32] Call trace: [ 1325.791919][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.791980][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.792031][ T32] r4:00000000 [ 1325.792063][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.792106][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.792134][ T32] 5d20: a41b5000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.792182][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.792232][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.792260][ T32] r5:800d0013 r4:80239bb0 [ 1325.792280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.792320][ T32] r4:82ac21e4 [ 1325.792340][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.792383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.792405][ T32] r4:e0595dc0 [ 1325.792424][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.792464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.792508][ T32] r4:00000000 [ 1325.792531][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.792599][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.792633][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.792687][ T32] r5:00001000 r4:e00c1000 [ 1325.792711][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.792751][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.792805][ T32] r5:84f0c78c r4:84f0c400 [ 1325.792828][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.792875][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.792895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.792941][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.792963][ T32] r4:84ddad00 [ 1325.792981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.793047][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.793073][ T32] r4:00000001 [ 1325.793112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.793174][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.793227][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.793258][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.793306][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.793358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.793383][ T32] r4:84cfd440 [ 1325.793425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.793453][ T32] INFO: task kworker/0:20:3213 blocked for more than 452 seconds. [ 1325.793482][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.793505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.793526][ T32] task:kworker/0:20 state:D stack:0 pid:3213 tgid:3213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.793570][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.793622][ T32] Call trace: [ 1325.793652][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.793700][ T32] r10:8291a684 r9:dfbc1d84 r8:00000002 r7:60000113 r6:dfbc1d8c r5:84d25400 [ 1325.793731][ T32] r4:84d25400 [ 1325.793775][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.793850][ T32] r5:84d25400 r4:8291a680 [ 1325.793879][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.793940][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.794028][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc1e08 [ 1325.794054][ T32] r4:00000000 [ 1325.794075][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.794111][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.794156][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.794210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cf880 [ 1325.794233][ T32] r4:00000000 [ 1325.794262][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.794319][ T32] r9:83018005 r8:84d25400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1325.794343][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.794416][ T32] r5:00001000 r4:ec7d3000 [ 1325.794440][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.794479][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.794526][ T32] r5:85a70b8c r4:85a70800 [ 1325.794546][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.794591][ T32] r7:dddced80 r6:83018000 r5:85a70b8c r4:8448ec80 [ 1325.794610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.794655][ T32] r10:61c88647 r9:84d25400 r8:8448ecac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.794677][ T32] r4:8448ec80 [ 1325.794705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.794776][ T32] r10:00000000 r9:8448ec80 r8:80287e08 r7:dfba5e60 r6:847b9580 r5:84d25400 [ 1325.794809][ T32] r4:00000001 [ 1325.794830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.794865][ T32] Exception stack(0xdfbc1fb0 to 0xdfbc1ff8) [ 1325.794890][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.794920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.794948][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.794976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.794997][ T32] r4:84736580 [ 1325.795289][ T32] INFO: task kworker/0:20:3213 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.795321][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.795374][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.795440][ T32] Call trace: [ 1325.795483][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.795535][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.795557][ T32] r4:00000000 [ 1325.795576][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.795613][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.795641][ T32] 5d20: a41b5000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.795670][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.795695][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.795736][ T32] r5:800d0013 r4:80239bb0 [ 1325.795785][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.818496][ T32] r4:82ac21e4 [ 1325.818550][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.818621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.818667][ T32] r4:e0595dc0 [ 1325.818710][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.818759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.818782][ T32] r4:00000000 [ 1325.818823][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.818874][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.818918][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.818968][ T32] r5:00001000 r4:e00c1000 [ 1325.819010][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.819064][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.819110][ T32] r5:84f0c78c r4:84f0c400 [ 1325.819130][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.819177][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.819208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.819258][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.819291][ T32] r4:84ddad00 [ 1325.819315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.819361][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.819385][ T32] r4:00000001 [ 1325.819405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.819442][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.819471][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.819499][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.819525][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.819573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.819613][ T32] r4:84cfd440 [ 1325.819679][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.819735][ T32] INFO: task kworker/0:21:3215 blocked for more than 452 seconds. [ 1325.819788][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.819858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.819928][ T32] task:kworker/0:21 state:D stack:0 pid:3215 tgid:3215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.820008][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.820059][ T32] Call trace: [ 1325.820093][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.820145][ T32] r10:8291a684 r9:dfbc9d84 r8:00000002 r7:60000113 r6:dfbc9d8c r5:84d23000 [ 1325.820169][ T32] r4:84d23000 [ 1325.820209][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.820263][ T32] r5:84d23000 r4:8291a680 [ 1325.820285][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.820339][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.820386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc9e08 [ 1325.820427][ T32] r4:00000000 [ 1325.820451][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.820487][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.820536][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.820582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cf6c0 [ 1325.820606][ T32] r4:00000000 [ 1325.820645][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.820693][ T32] r9:83018005 r8:84d23000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1325.820716][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.820779][ T32] r5:00001000 r4:ec767000 [ 1325.820809][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.820849][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.820892][ T32] r5:85a7038c r4:85a70000 [ 1325.820932][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.821001][ T32] r7:dddced80 r6:83018000 r5:85a7038c r4:8448ed00 [ 1325.821062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.821113][ T32] r10:61c88647 r9:84d23000 r8:8448ed2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.821135][ T32] r4:8448ed00 [ 1325.821154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.821217][ T32] r10:00000000 r9:8448ed00 r8:80287e08 r7:dfbc1e60 r6:847b9600 r5:84d23000 [ 1325.821243][ T32] r4:00000001 [ 1325.821281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.821327][ T32] Exception stack(0xdfbc9fb0 to 0xdfbc9ff8) [ 1325.821354][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.821383][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.821409][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.821437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.821478][ T32] r4:84736740 [ 1325.821924][ T32] INFO: task kworker/0:21:3215 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.821980][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.822079][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.822123][ T32] Call trace: [ 1325.822173][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.822229][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.822262][ T32] r4:00000000 [ 1325.822293][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.822345][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.822376][ T32] 5d20: a475b000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.822406][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.822431][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.822454][ T32] r5:800d0013 r4:80239bb0 [ 1325.822474][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.822513][ T32] r4:82ac21e4 [ 1325.822551][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.822599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.822621][ T32] r4:e0595dc0 [ 1325.822640][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.822680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.822701][ T32] r4:00000000 [ 1325.822729][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.822777][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.822804][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.822869][ T32] r5:00001000 r4:e00c1000 [ 1325.822893][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.822934][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.822975][ T32] r5:84f0c78c r4:84f0c400 [ 1325.823014][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.823066][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.823087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.823134][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.823156][ T32] r4:84ddad00 [ 1325.823175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.823239][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.823295][ T32] r4:00000001 [ 1325.823317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.823353][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.823379][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.823428][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.823483][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.823536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.823561][ T32] r4:84cfd440 [ 1325.823582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.823606][ T32] INFO: task kworker/0:22:3217 blocked for more than 452 seconds. [ 1325.823634][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.823656][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.823685][ T32] task:kworker/0:22 state:D stack:0 pid:3217 tgid:3217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.823743][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.823803][ T32] Call trace: [ 1325.823860][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.823913][ T32] r10:8291a684 r9:dfbddd84 r8:00000002 r7:60000113 r6:dfbddd8c r5:84d26000 [ 1325.823964][ T32] r4:84d26000 [ 1325.823997][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.824041][ T32] r5:84d26000 r4:8291a680 [ 1325.824060][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.824097][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.824148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbdde08 [ 1325.824174][ T32] r4:00000000 [ 1325.824194][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.824230][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.824263][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.824303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cf7c0 [ 1325.824325][ T32] r4:00000000 [ 1325.824353][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.824401][ T32] r9:83018005 r8:84d26000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1325.824422][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.824462][ T32] r5:00001000 r4:ec791000 [ 1325.824507][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.824572][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.824639][ T32] r5:85a7078c r4:85a70400 [ 1325.824683][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.824733][ T32] r7:dddced80 r6:83018000 r5:85a7078c r4:8448ed80 [ 1325.824773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.824839][ T32] r10:61c88647 r9:84d26000 r8:8448edac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.824887][ T32] r4:8448ed80 [ 1325.824909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.824956][ T32] r10:00000000 r9:8448ed80 r8:80287e08 r7:dfbc1e60 r6:847b9680 r5:84d26000 [ 1325.824979][ T32] r4:00000001 [ 1325.825017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.825089][ T32] Exception stack(0xdfbddfb0 to 0xdfbddff8) [ 1325.825118][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.825147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.825201][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.825234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.825286][ T32] r4:84736880 [ 1325.825589][ T32] INFO: task kworker/0:22:3217 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.825623][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.825677][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.825740][ T32] Call trace: [ 1325.825775][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.838457][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.838512][ T32] r4:00000000 [ 1325.838546][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.838633][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.838669][ T32] 5d20: a475b000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.838699][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.838745][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.838780][ T32] r5:800d0013 r4:80239bb0 [ 1325.838837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.838887][ T32] r4:82ac21e4 [ 1325.838934][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.839001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.839050][ T32] r4:e0595dc0 [ 1325.839074][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.839127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.839176][ T32] r4:00000000 [ 1325.839200][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.839248][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.839270][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.839324][ T32] r5:00001000 r4:e00c1000 [ 1325.839347][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.839388][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.839429][ T32] r5:84f0c78c r4:84f0c400 [ 1325.839449][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.839516][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.839541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.839590][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.839612][ T32] r4:84ddad00 [ 1325.839652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.839726][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.839773][ T32] r4:00000001 [ 1325.839800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.839838][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.839864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.839892][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.839918][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.839967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.839993][ T32] r4:84cfd440 [ 1325.840060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.840095][ T32] INFO: task kworker/0:23:3219 blocked for more than 452 seconds. [ 1325.840128][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.840152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.840175][ T32] task:kworker/0:23 state:D stack:0 pid:3219 tgid:3219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.840256][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.840321][ T32] Call trace: [ 1325.840357][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.840444][ T32] r10:8291a684 r9:dfbe5d84 r8:00000002 r7:60000013 r6:dfbe5d8c r5:84d26c00 [ 1325.840477][ T32] r4:84d26c00 [ 1325.840520][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.840567][ T32] r5:84d26c00 r4:8291a680 [ 1325.840589][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.840702][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.840788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe5e08 [ 1325.840860][ T32] r4:00000000 [ 1325.840897][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.840936][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.840972][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.841067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cfc00 [ 1325.841097][ T32] r4:00000000 [ 1325.841126][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.841183][ T32] r9:83018005 r8:84d26c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1325.841208][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.841250][ T32] r5:00001000 r4:ec8a7000 [ 1325.841269][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.841328][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.841396][ T32] r5:85a7178c r4:85a71400 [ 1325.841438][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.841488][ T32] r7:dddced80 r6:83018000 r5:85a7178c r4:8448ee00 [ 1325.841508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.841554][ T32] r10:61c88647 r9:84d26c00 r8:8448ee2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.841594][ T32] r4:8448ee00 [ 1325.841635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.841686][ T32] r10:00000000 r9:8448ee00 r8:80287e08 r7:dfbc1e60 r6:847b9700 r5:84d26c00 [ 1325.841746][ T32] r4:00000001 [ 1325.841787][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.841832][ T32] Exception stack(0xdfbe5fb0 to 0xdfbe5ff8) [ 1325.841879][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.841931][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.841999][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.842039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.842061][ T32] r4:84736880 [ 1325.842500][ T32] INFO: task kworker/0:23:3219 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.842535][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.842615][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.842663][ T32] Call trace: [ 1325.842707][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.842760][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.842783][ T32] r4:00000000 [ 1325.842829][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.842874][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.842903][ T32] 5d20: a475b000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.842931][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.842956][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.842979][ T32] r5:800d0013 r4:80239bb0 [ 1325.843000][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.843039][ T32] r4:82ac21e4 [ 1325.843059][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.843121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.843147][ T32] r4:e0595dc0 [ 1325.843166][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.843240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.843266][ T32] r4:00000000 [ 1325.843287][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.843331][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.843351][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.843392][ T32] r5:00001000 r4:e00c1000 [ 1325.843411][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.843450][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.843491][ T32] r5:84f0c78c r4:84f0c400 [ 1325.843540][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.843592][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.843613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.843659][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.843681][ T32] r4:84ddad00 [ 1325.843700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.843753][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.843779][ T32] r4:00000001 [ 1325.843805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.843869][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.843899][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.843927][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.843953][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.844006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.844033][ T32] r4:84cfd440 [ 1325.844055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.844078][ T32] INFO: task kworker/0:24:3221 blocked for more than 452 seconds. [ 1325.844122][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.844176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.844206][ T32] task:kworker/0:24 state:D stack:0 pid:3221 tgid:3221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.844252][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.844294][ T32] Call trace: [ 1325.844323][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.844390][ T32] r10:8291a684 r9:dfbf5d84 r8:00000002 r7:60000013 r6:dfbf5d8c r5:84d20c00 [ 1325.844437][ T32] r4:84d20c00 [ 1325.844460][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.844529][ T32] r5:84d20c00 r4:8291a680 [ 1325.844553][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.844592][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.844653][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf5e08 [ 1325.844679][ T32] r4:00000000 [ 1325.844700][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.844735][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.844768][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.844815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cfa00 [ 1325.844838][ T32] r4:00000000 [ 1325.844880][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.844950][ T32] r9:83018005 r8:84d20c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.845006][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.845054][ T32] r5:00001000 r4:ec803000 [ 1325.845075][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.845114][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.845175][ T32] r5:85a70f8c r4:85a70c00 [ 1325.845218][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.845266][ T32] r7:dddced80 r6:83018000 r5:85a70f8c r4:8448ee80 [ 1325.845286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.845342][ T32] r10:61c88647 r9:84d20c00 r8:8448eeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.845408][ T32] r4:8448ee80 [ 1325.845431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.845479][ T32] r10:00000000 r9:8448ee80 r8:80287e08 r7:dfbe5e60 r6:847b9780 r5:84d20c00 [ 1325.845511][ T32] r4:00000001 [ 1325.845534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.845587][ T32] Exception stack(0xdfbf5fb0 to 0xdfbf5ff8) [ 1325.845617][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.845674][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.845706][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.845735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.845767][ T32] r4:84736ac0 [ 1325.866442][ T32] INFO: task kworker/0:24:3221 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.866536][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.866612][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.866677][ T32] Call trace: [ 1325.866709][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.866767][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.866790][ T32] r4:00000000 [ 1325.866818][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.866862][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.866933][ T32] 5d20: a4b65000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.866985][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.867041][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.867079][ T32] r5:800d0013 r4:80239bb0 [ 1325.867101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.867147][ T32] r4:82ac21e4 [ 1325.867211][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.867287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.867320][ T32] r4:e0595dc0 [ 1325.867340][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.867383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.867405][ T32] r4:00000000 [ 1325.867424][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.867469][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.867502][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.867549][ T32] r5:00001000 r4:e00c1000 [ 1325.867570][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.867610][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.867652][ T32] r5:84f0c78c r4:84f0c400 [ 1325.867671][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.867718][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.867748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.867803][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.867826][ T32] r4:84ddad00 [ 1325.867846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.867892][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.867913][ T32] r4:00000001 [ 1325.867951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.867993][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.868043][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.868079][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.868124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.868158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.868181][ T32] r4:84cfd440 [ 1325.868225][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.868258][ T32] INFO: task kworker/0:25:3225 blocked for more than 452 seconds. [ 1325.868291][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.868325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.868349][ T32] task:kworker/0:25 state:D stack:0 pid:3225 tgid:3225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.868396][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.868460][ T32] Call trace: [ 1325.868513][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.868573][ T32] r10:8291a684 r9:dfb89d84 r8:00000002 r7:60000113 r6:dfb89d8c r5:84d28000 [ 1325.868599][ T32] r4:84d28000 [ 1325.868619][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.868661][ T32] r5:84d28000 r4:8291a680 [ 1325.868680][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.868736][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.868784][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb89e08 [ 1325.868822][ T32] r4:00000000 [ 1325.868845][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.868879][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.868914][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.868954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cfd00 [ 1325.868975][ T32] r4:00000000 [ 1325.868994][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.869037][ T32] r9:83018005 r8:84d28000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1325.869081][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.869128][ T32] r5:00001000 r4:ec955000 [ 1325.869148][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.869186][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.869226][ T32] r5:85a71b8c r4:85a71800 [ 1325.869261][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.869311][ T32] r7:dddced80 r6:83018000 r5:85a71b8c r4:8448ef00 [ 1325.869332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.869377][ T32] r10:61c88647 r9:84d28000 r8:8448ef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.869398][ T32] r4:8448ef00 [ 1325.869416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.869459][ T32] r10:00000000 r9:8448ef00 r8:80287e08 r7:dfbe5e60 r6:847b9800 r5:84d28000 [ 1325.869481][ T32] r4:00000001 [ 1325.869523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.869565][ T32] Exception stack(0xdfb89fb0 to 0xdfb89ff8) [ 1325.869592][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.869629][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.869659][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.869689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.869711][ T32] r4:84736ec0 [ 1325.870107][ T32] INFO: task kworker/0:25:3225 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.870158][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.870219][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.870263][ T32] Call trace: [ 1325.870292][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.870343][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.870390][ T32] r4:00000000 [ 1325.870414][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.870455][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.870504][ T32] 5d20: a4b65000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.870538][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.870563][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.870587][ T32] r5:800d0013 r4:80239bb0 [ 1325.870606][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.870646][ T32] r4:82ac21e4 [ 1325.870666][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.870717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.870743][ T32] r4:e0595dc0 [ 1325.870762][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.870831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.870857][ T32] r4:00000000 [ 1325.870879][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.870924][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.870945][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.870986][ T32] r5:00001000 r4:e00c1000 [ 1325.871028][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.871098][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.871172][ T32] r5:84f0c78c r4:84f0c400 [ 1325.871209][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.871258][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.871295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.871347][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.871390][ T32] r4:84ddad00 [ 1325.871413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.871459][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.871493][ T32] r4:00000001 [ 1325.871515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.871550][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.871576][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.871613][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.871642][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.871715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.871770][ T32] r4:84cfd440 [ 1325.871830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.871859][ T32] INFO: task kworker/1:34:3226 blocked for more than 452 seconds. [ 1325.871888][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.871911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.871933][ T32] task:kworker/1:34 state:D stack:0 pid:3226 tgid:3226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.871996][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.872090][ T32] Call trace: [ 1325.872125][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.872177][ T32] r10:8291a684 r9:dfc11d84 r8:00000002 r7:60000113 r6:dfc11d8c r5:84d28c00 [ 1325.872202][ T32] r4:84d28c00 [ 1325.872254][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.872314][ T32] r5:84d28c00 r4:8291a680 [ 1325.872365][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.872449][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.872495][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc11e08 [ 1325.872530][ T32] r4:00000000 [ 1325.872554][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.872590][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.872625][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.872667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502de40 [ 1325.872689][ T32] r4:00000000 [ 1325.872707][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.872751][ T32] r9:83018205 r8:84d28c00 r7:00000000 r6:83018200 r5:00001000 r4:7f137000 [ 1325.872772][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.872821][ T32] r5:00001000 r4:ed857000 [ 1325.872841][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.872879][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.872920][ T32] r5:85d2578c r4:85d25400 [ 1325.872948][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.872997][ T32] r7:ddde2d80 r6:83018200 r5:85d2578c r4:847b9880 [ 1325.873017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.873068][ T32] r10:61c88647 r9:84d28c00 r8:847b98ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.873090][ T32] r4:847b9880 [ 1325.873108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.873155][ T32] r10:00000000 r9:847b9880 r8:80287e08 r7:dfb41e60 r6:847b9900 r5:84d28c00 [ 1325.873177][ T32] r4:00000001 [ 1325.873196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.873231][ T32] Exception stack(0xdfc11fb0 to 0xdfc11ff8) [ 1325.873257][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.873284][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.873310][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.873358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.873384][ T32] r4:8475d9c0 [ 1325.873662][ T32] INFO: task kworker/1:34:3226 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.873695][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.873766][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.873823][ T32] Call trace: [ 1325.873877][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.873934][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.874019][ T32] r4:00000000 [ 1325.874068][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.874112][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.874154][ T32] 5d20: a4b65000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.874186][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.874211][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.874244][ T32] r5:800d0013 r4:80239bb0 [ 1325.874276][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.874322][ T32] r4:82ac21e4 [ 1325.874343][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.874385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.874407][ T32] r4:e0595dc0 [ 1325.874426][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.874475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.874539][ T32] r4:00000000 [ 1325.874563][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.874609][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.874631][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.874672][ T32] r5:00001000 r4:e00c1000 [ 1325.874692][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.874739][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.874787][ T32] r5:84f0c78c r4:84f0c400 [ 1325.874807][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.874853][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.874873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.874937][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.874990][ T32] r4:84ddad00 [ 1325.875012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.875071][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.875097][ T32] r4:00000001 [ 1325.875116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.875153][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.875197][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.875229][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.875256][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.875293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.875318][ T32] r4:84cfd440 [ 1325.875371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.875400][ T32] INFO: task kworker/0:26:3229 blocked for more than 452 seconds. [ 1325.875440][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.875467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.875487][ T32] task:kworker/0:26 state:D stack:0 pid:3229 tgid:3229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.875555][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.875596][ T32] Call trace: [ 1325.875624][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.875671][ T32] r10:8291a684 r9:dfc19d84 r8:00000002 r7:60000013 r6:dfc19d8c r5:84d29800 [ 1325.875694][ T32] r4:84d29800 [ 1325.875713][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.875754][ T32] r5:84d29800 r4:8291a680 [ 1325.875801][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.897215][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.897315][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc19e08 [ 1325.897362][ T32] r4:00000000 [ 1325.897388][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.897445][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.897504][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.897547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e5780 [ 1325.897591][ T32] r4:00000000 [ 1325.897615][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.897664][ T32] r9:83018005 r8:84d29800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1325.897687][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.897766][ T32] r5:00001000 r4:ecce7000 [ 1325.897821][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.897871][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.897916][ T32] r5:85a7478c r4:85a74400 [ 1325.898017][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.898088][ T32] r7:dddced80 r6:83018000 r5:85a7478c r4:8448ef80 [ 1325.898111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.898159][ T32] r10:61c88647 r9:84d29800 r8:8448efac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.898182][ T32] r4:8448ef80 [ 1325.898202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.898273][ T32] r10:00000000 r9:8448ef80 r8:80287e08 r7:dfb89e60 r6:847b9980 r5:84d29800 [ 1325.898300][ T32] r4:00000001 [ 1325.898320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.898379][ T32] Exception stack(0xdfc19fb0 to 0xdfc19ff8) [ 1325.898413][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.898442][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.898468][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.898496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.898517][ T32] r4:84735100 [ 1325.898964][ T32] INFO: task kworker/0:26:3229 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.899021][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.899100][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.899146][ T32] Call trace: [ 1325.899178][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.899257][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.899286][ T32] r4:00000000 [ 1325.899317][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.899361][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.899411][ T32] 5d20: a5117000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.899452][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.899482][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.899529][ T32] r5:800d0013 r4:80239bb0 [ 1325.899567][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.899611][ T32] r4:82ac21e4 [ 1325.899630][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.899672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.899715][ T32] r4:e0595dc0 [ 1325.899738][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.899780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.899801][ T32] r4:00000000 [ 1325.899820][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.899886][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.899917][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.899961][ T32] r5:00001000 r4:e00c1000 [ 1325.899980][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.900043][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.900112][ T32] r5:84f0c78c r4:84f0c400 [ 1325.900135][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.900184][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.900204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.900250][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.900295][ T32] r4:84ddad00 [ 1325.900322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.900368][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.900413][ T32] r4:00000001 [ 1325.900442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.900501][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.900541][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.900595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.900624][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.900653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.900693][ T32] r4:84cfd440 [ 1325.900717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.900747][ T32] INFO: task kworker/0:27:3230 blocked for more than 452 seconds. [ 1325.900779][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.900830][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.900875][ T32] task:kworker/0:27 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.900946][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.901007][ T32] Call trace: [ 1325.901062][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.901131][ T32] r10:8291a684 r9:dfc25d84 r8:00000002 r7:60000113 r6:dfc25d8c r5:84d2a400 [ 1325.901157][ T32] r4:84d2a400 [ 1325.901177][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.901220][ T32] r5:84d2a400 r4:8291a680 [ 1325.901259][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.901301][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.901365][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc25e08 [ 1325.901391][ T32] r4:00000000 [ 1325.901411][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.901468][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.901532][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.901598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cfdc0 [ 1325.901624][ T32] r4:00000000 [ 1325.901643][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.901688][ T32] r9:83018005 r8:84d2a400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1325.901709][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.901759][ T32] r5:00001000 r4:ec9c5000 [ 1325.901782][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.901821][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.901864][ T32] r5:85a71f8c r4:85a71c00 [ 1325.901903][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.901983][ T32] r7:dddced80 r6:83018000 r5:85a71f8c r4:843b2000 [ 1325.902026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.902082][ T32] r10:61c88647 r9:84d2a400 r8:843b202c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.902104][ T32] r4:843b2000 [ 1325.902122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.902166][ T32] r10:00000000 r9:843b2000 r8:80287e08 r7:dfc19e60 r6:847b9a00 r5:84d2a400 [ 1325.902213][ T32] r4:00000001 [ 1325.902236][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.902272][ T32] Exception stack(0xdfc25fb0 to 0xdfc25ff8) [ 1325.902297][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.902326][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.902352][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.902390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.902415][ T32] r4:84735340 [ 1325.902741][ T32] INFO: task kworker/0:27:3230 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.902801][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.902940][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.903019][ T32] Call trace: [ 1325.903069][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.903132][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.903180][ T32] r4:00000000 [ 1325.903217][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.903260][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.903310][ T32] 5d20: a5117000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.903364][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.903415][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.903464][ T32] r5:800d0013 r4:80239bb0 [ 1325.903488][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.903564][ T32] r4:82ac21e4 [ 1325.903589][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.903634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.903656][ T32] r4:e0595dc0 [ 1325.903674][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.903715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.903758][ T32] r4:00000000 [ 1325.903831][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.903948][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.903982][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.904026][ T32] r5:00001000 r4:e00c1000 [ 1325.904058][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.904147][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.904195][ T32] r5:84f0c78c r4:84f0c400 [ 1325.904215][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.904278][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.904304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.904364][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.904398][ T32] r4:84ddad00 [ 1325.904417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.904508][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.904539][ T32] r4:00000001 [ 1325.904558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.904594][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.904640][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.904701][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.904737][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.904788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.904858][ T32] r4:84cfd440 [ 1325.904905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.904933][ T32] INFO: task kworker/0:28:3232 blocked for more than 452 seconds. [ 1325.904984][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.905016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.905038][ T32] task:kworker/0:28 state:D stack:0 pid:3232 tgid:3232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.905090][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.905156][ T32] Call trace: [ 1325.905212][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.905285][ T32] r10:8291a684 r9:dfb95d84 r8:00000002 r7:60000113 r6:dfb95d8c r5:84c39800 [ 1325.905332][ T32] r4:84c39800 [ 1325.905355][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.905418][ T32] r5:84c39800 r4:8291a680 [ 1325.905461][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.905523][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.905590][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb95e08 [ 1325.905636][ T32] r4:00000000 [ 1325.905659][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.905714][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.905778][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.905870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cfec0 [ 1325.927521][ T32] r4:00000000 [ 1325.927568][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.927670][ T32] r9:83018005 r8:84c39800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.927707][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.927758][ T32] r5:00001000 r4:ecb4b000 [ 1325.927779][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.927821][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.927864][ T32] r5:85a7238c r4:85a72000 [ 1325.927907][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.927981][ T32] r7:dddced80 r6:83018000 r5:85a7238c r4:843b2080 [ 1325.928007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.928063][ T32] r10:61c88647 r9:84c39800 r8:843b20ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.928086][ T32] r4:843b2080 [ 1325.928106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.928153][ T32] r10:00000000 r9:843b2080 r8:80287e08 r7:dfc19e60 r6:843b2100 r5:84c39800 [ 1325.928201][ T32] r4:00000001 [ 1325.928224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.928263][ T32] Exception stack(0xdfb95fb0 to 0xdfb95ff8) [ 1325.928302][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.928335][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.928384][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.928436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.928482][ T32] r4:847351c0 [ 1325.928947][ T32] INFO: task kworker/0:28:3232 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.929007][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.929129][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.929197][ T32] Call trace: [ 1325.929258][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.929334][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.929361][ T32] r4:00000000 [ 1325.929382][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.929421][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.929449][ T32] 5d20: a56bc000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.929496][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.929525][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.929549][ T32] r5:800d0013 r4:80239bb0 [ 1325.929569][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.929625][ T32] r4:82ac21e4 [ 1325.929649][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.929692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.929723][ T32] r4:e0595dc0 [ 1325.929769][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.929847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.929901][ T32] r4:00000000 [ 1325.929947][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.930057][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.930081][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.930124][ T32] r5:00001000 r4:e00c1000 [ 1325.930145][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.930186][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.930227][ T32] r5:84f0c78c r4:84f0c400 [ 1325.930246][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.930332][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.930358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.930407][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.930430][ T32] r4:84ddad00 [ 1325.930448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.930513][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.930539][ T32] r4:00000001 [ 1325.930558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.930595][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.930644][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.930675][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.930701][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.930729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.930750][ T32] r4:84cfd440 [ 1325.930785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.930837][ T32] INFO: task kworker/1:35:3235 blocked for more than 452 seconds. [ 1325.930882][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.930938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.930960][ T32] task:kworker/1:35 state:D stack:0 pid:3235 tgid:3235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.931019][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.931070][ T32] Call trace: [ 1325.931124][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.931178][ T32] r10:8291a684 r9:dfc39d84 r8:00000002 r7:60000113 r6:dfc39d8c r5:84d2bc00 [ 1325.931201][ T32] r4:84d2bc00 [ 1325.931242][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.931289][ T32] r5:84d2bc00 r4:8291a680 [ 1325.931308][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.931359][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.931404][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc39e08 [ 1325.931436][ T32] r4:00000000 [ 1325.931459][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.931494][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.931539][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.931584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc040 [ 1325.931606][ T32] r4:00000000 [ 1325.931627][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.931671][ T32] r9:83018205 r8:84d2bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f169000 [ 1325.931693][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.931735][ T32] r5:00001000 r4:ed879000 [ 1325.931755][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.931793][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.931835][ T32] r5:85d25f8c r4:85d25c00 [ 1325.931853][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.931906][ T32] r7:ddde2d80 r6:83018200 r5:85d25f8c r4:847b9a80 [ 1325.931931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.931978][ T32] r10:61c88647 r9:84d2bc00 r8:847b9aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.932009][ T32] r4:847b9a80 [ 1325.932031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.932081][ T32] r10:00000000 r9:847b9a80 r8:80287e08 r7:dfb41e60 r6:847b9b00 r5:84d2bc00 [ 1325.932113][ T32] r4:00000001 [ 1325.932135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.932170][ T32] Exception stack(0xdfc39fb0 to 0xdfc39ff8) [ 1325.932196][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.932225][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.932251][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.932279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.932301][ T32] r4:8475dd80 [ 1325.932592][ T32] INFO: task kworker/1:35:3235 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.932645][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.932745][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.932823][ T32] Call trace: [ 1325.932886][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.932942][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.932965][ T32] r4:00000000 [ 1325.932985][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.933042][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.933111][ T32] 5d20: a56bc000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.933145][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.933171][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.933195][ T32] r5:800d0013 r4:80239bb0 [ 1325.933237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.933282][ T32] r4:82ac21e4 [ 1325.933323][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.933395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.933421][ T32] r4:e0595dc0 [ 1325.933457][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.933502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.933524][ T32] r4:00000000 [ 1325.933545][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.933590][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.933633][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.933701][ T32] r5:00001000 r4:e00c1000 [ 1325.933744][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.933812][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.933859][ T32] r5:84f0c78c r4:84f0c400 [ 1325.933878][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.933924][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.933944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.934036][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.934076][ T32] r4:84ddad00 [ 1325.934097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.934158][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.934184][ T32] r4:00000001 [ 1325.934203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.934258][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.934287][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.934336][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.934366][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.934395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.934418][ T32] r4:84cfd440 [ 1325.934459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.934509][ T32] INFO: task kworker/0:29:3236 blocked for more than 452 seconds. [ 1325.934564][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.934591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.934611][ T32] task:kworker/0:29 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.934676][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.934746][ T32] Call trace: [ 1325.934788][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.934841][ T32] r10:8291a684 r9:dfc2dd84 r8:00000002 r7:60000113 r6:dfc2dd8c r5:84c3a400 [ 1325.934864][ T32] r4:84c3a400 [ 1325.934883][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.934925][ T32] r5:84c3a400 r4:8291a680 [ 1325.934944][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.934982][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.935025][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc2de08 [ 1325.935052][ T32] r4:00000000 [ 1325.935072][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.935106][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.935139][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.935179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c2e40 [ 1325.935202][ T32] r4:00000000 [ 1325.935220][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.935262][ T32] r9:83018005 r8:84c3a400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1325.935304][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.935350][ T32] r5:00001000 r4:ecb5f000 [ 1325.935381][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.935423][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.935473][ T32] r5:85a7278c r4:85a72400 [ 1325.935496][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.935541][ T32] r7:dddced80 r6:83018000 r5:85a7278c r4:843b2180 [ 1325.935571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.935623][ T32] r10:61c88647 r9:84c3a400 r8:843b21ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.935676][ T32] r4:843b2180 [ 1325.935709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.935757][ T32] r10:00000000 r9:843b2180 r8:80287e08 r7:dfc19e60 r6:843b2200 r5:84c3a400 [ 1325.935779][ T32] r4:00000001 [ 1325.935873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.966391][ T32] Exception stack(0xdfc2dfb0 to 0xdfc2dff8) [ 1325.966478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.966517][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.966544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.966577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.966621][ T32] r4:84735480 [ 1325.967137][ T32] INFO: task kworker/0:29:3236 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.967185][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.967311][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.967413][ T32] Call trace: [ 1325.967501][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.967585][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.967652][ T32] r4:00000000 [ 1325.967713][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.967773][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.967826][ T32] 5d20: a5deb000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.967897][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.967933][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.967958][ T32] r5:800d0013 r4:80239bb0 [ 1325.967979][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.968039][ T32] r4:82ac21e4 [ 1325.968073][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.968130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.968203][ T32] r4:e0595dc0 [ 1325.968226][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.968272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.968317][ T32] r4:00000000 [ 1325.968351][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.968404][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.968426][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.968470][ T32] r5:00001000 r4:e00c1000 [ 1325.968506][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.968601][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.968649][ T32] r5:84f0c78c r4:84f0c400 [ 1325.968669][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.968717][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.968738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.968785][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.968814][ T32] r4:84ddad00 [ 1325.968833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.968880][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.968902][ T32] r4:00000001 [ 1325.968921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.968979][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.969010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.969038][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.969072][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.969143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.969239][ T32] r4:84cfd440 [ 1325.969264][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.969324][ T32] INFO: task kworker/0:30:3238 blocked for more than 452 seconds. [ 1325.969360][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.969384][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.969406][ T32] task:kworker/0:30 state:D stack:0 pid:3238 tgid:3238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.969451][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.969492][ T32] Call trace: [ 1325.969522][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.969569][ T32] r10:8291a684 r9:dfc41d84 r8:00000002 r7:60000013 r6:dfc41d8c r5:84c3c800 [ 1325.969602][ T32] r4:84c3c800 [ 1325.969647][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.969696][ T32] r5:84c3c800 r4:8291a680 [ 1325.969715][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.969763][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.969810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc41e08 [ 1325.969832][ T32] r4:00000000 [ 1325.969851][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.969885][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.969928][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.969999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e5140 [ 1325.970025][ T32] r4:00000000 [ 1325.970062][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.970116][ T32] r9:83018005 r8:84c3c800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1325.970138][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.970200][ T32] r5:00001000 r4:ecc9f000 [ 1325.970224][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.970264][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.970324][ T32] r5:85a72f8c r4:85a72c00 [ 1325.970355][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.970406][ T32] r7:dddced80 r6:83018000 r5:85a72f8c r4:843b2280 [ 1325.970427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.970473][ T32] r10:61c88647 r9:84c3c800 r8:843b22ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.970496][ T32] r4:843b2280 [ 1325.970515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.970560][ T32] r10:00000000 r9:843b2280 r8:80287e08 r7:dfc19e60 r6:843b2300 r5:84c3c800 [ 1325.970581][ T32] r4:00000001 [ 1325.970599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.970634][ T32] Exception stack(0xdfc41fb0 to 0xdfc41ff8) [ 1325.970659][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.970687][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.970713][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.970741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.970762][ T32] r4:84735600 [ 1325.971064][ T32] INFO: task kworker/0:30:3238 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.971099][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.971222][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.971292][ T32] Call trace: [ 1325.971333][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.971386][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.971477][ T32] r4:00000000 [ 1325.971512][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.971554][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.971581][ T32] 5d20: a5deb000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.971610][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.971656][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.971726][ T32] r5:800d0013 r4:80239bb0 [ 1325.971772][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.971820][ T32] r4:82ac21e4 [ 1325.971840][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.971882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.971934][ T32] r4:e0595dc0 [ 1325.971956][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.972006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.972069][ T32] r4:00000000 [ 1325.972094][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.972140][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.972163][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.972205][ T32] r5:00001000 r4:e00c1000 [ 1325.972224][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.972262][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.972303][ T32] r5:84f0c78c r4:84f0c400 [ 1325.972322][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.972368][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.972387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.972476][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.972503][ T32] r4:84ddad00 [ 1325.972554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.972605][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.972648][ T32] r4:00000001 [ 1325.972671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.972751][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.972780][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.972844][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.972873][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.972902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.972924][ T32] r4:84cfd440 [ 1325.972945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.972968][ T32] INFO: task kworker/0:31:3239 blocked for more than 452 seconds. [ 1325.972995][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.973017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.973037][ T32] task:kworker/0:31 state:D stack:0 pid:3239 tgid:3239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.973110][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.973150][ T32] Call trace: [ 1325.973178][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.973243][ T32] r10:8291a684 r9:dfc45d84 r8:00000002 r7:60000013 r6:dfc45d8c r5:84c3d400 [ 1325.973271][ T32] r4:84c3d400 [ 1325.973299][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1325.973345][ T32] r5:84c3d400 r4:8291a680 [ 1325.973383][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.973425][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.973467][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc45e08 [ 1325.973489][ T32] r4:00000000 [ 1325.973528][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1325.973566][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1325.973602][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.973652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ea680 [ 1325.973688][ T32] r4:00000000 [ 1325.973708][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.973752][ T32] r9:83018005 r8:84c3d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1325.973794][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.973888][ T32] r5:00001000 r4:ecd5f000 [ 1325.973916][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.973980][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.974024][ T32] r5:85a76f8c r4:85a76c00 [ 1325.974069][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.974173][ T32] r7:dddced80 r6:83018000 r5:85a76f8c r4:843b2400 [ 1325.974197][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.974265][ T32] r10:61c88647 r9:84c3d400 r8:843b242c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.974291][ T32] r4:843b2400 [ 1325.974331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.974380][ T32] r10:00000000 r9:843b2400 r8:80287e08 r7:dfc19e60 r6:843b2480 r5:84c3d400 [ 1325.974423][ T32] r4:00000001 [ 1325.974456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.974542][ T32] Exception stack(0xdfc45fb0 to 0xdfc45ff8) [ 1325.974594][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.974628][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.974676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.974709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.974731][ T32] r4:84735600 [ 1325.975012][ T32] INFO: task kworker/0:31:3239 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1325.975050][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.975141][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.975188][ T32] Call trace: [ 1325.975242][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.975294][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1325.975326][ T32] r4:00000000 [ 1325.975359][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.975399][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1325.975427][ T32] 5d20: a5deb000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1325.975454][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1325.975500][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1325.975528][ T32] r5:800d0013 r4:80239bb0 [ 1325.975548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.975608][ T32] r4:82ac21e4 [ 1325.975632][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.975675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1325.975697][ T32] r4:e0595dc0 [ 1325.975715][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1325.975756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1325.975798][ T32] r4:00000000 [ 1325.975824][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1325.998570][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.998617][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1325.998718][ T32] r5:00001000 r4:e00c1000 [ 1325.998751][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1325.998825][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.998895][ T32] r5:84f0c78c r4:84f0c400 [ 1325.998921][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.998972][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1325.999013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.999108][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.999156][ T32] r4:84ddad00 [ 1325.999199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.999253][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1325.999277][ T32] r4:00000001 [ 1325.999296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.999334][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.999384][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.999417][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.999443][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.999472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.999516][ T32] r4:84cfd440 [ 1325.999545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.999585][ T32] INFO: task kworker/1:36:3240 blocked for more than 452 seconds. [ 1325.999623][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.999648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.999691][ T32] task:kworker/1:36 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.999754][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.999803][ T32] Call trace: [ 1325.999875][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1325.999929][ T32] r10:8291a684 r9:dfbf1d84 r8:00000002 r7:60000013 r6:dfbf1d8c r5:84d2c800 [ 1325.999953][ T32] r4:84d2c800 [ 1325.999998][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.000070][ T32] r5:84d2c800 r4:8291a680 [ 1326.000097][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.000158][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.000248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf1e08 [ 1326.000276][ T32] r4:00000000 [ 1326.000318][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.000358][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.000396][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.000436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc140 [ 1326.000478][ T32] r4:00000000 [ 1326.000501][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.000545][ T32] r9:83018205 r8:84d2c800 r7:00000000 r6:83018200 r5:00001000 r4:7f16b000 [ 1326.000705][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.000772][ T32] r5:00001000 r4:ed881000 [ 1326.000802][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.000843][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.000939][ T32] r5:85d2638c r4:85d26000 [ 1326.000962][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.001009][ T32] r7:ddde2d80 r6:83018200 r5:85d2638c r4:847b9b80 [ 1326.001083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.001135][ T32] r10:61c88647 r9:84d2c800 r8:847b9bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.001157][ T32] r4:847b9b80 [ 1326.001176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.001219][ T32] r10:00000000 r9:847b9b80 r8:80287e08 r7:dfb41e60 r6:847b9c00 r5:84d2c800 [ 1326.001242][ T32] r4:00000001 [ 1326.001261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.001295][ T32] Exception stack(0xdfbf1fb0 to 0xdfbf1ff8) [ 1326.001342][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.001373][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.001400][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.001428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.001491][ T32] r4:8475df40 [ 1326.001933][ T32] INFO: task kworker/1:36:3240 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.002014][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.002105][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.002153][ T32] Call trace: [ 1326.002184][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.002257][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.002349][ T32] r4:00000000 [ 1326.002393][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.002460][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.002512][ T32] 5d20: a619c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.002543][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.002568][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.002612][ T32] r5:800d0013 r4:80239bb0 [ 1326.002661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.002707][ T32] r4:82ac21e4 [ 1326.002728][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.002790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.002821][ T32] r4:e0595dc0 [ 1326.002840][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.002881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.002903][ T32] r4:00000000 [ 1326.002943][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.002992][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.003013][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.003059][ T32] r5:00001000 r4:e00c1000 [ 1326.003079][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.003119][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.003161][ T32] r5:84f0c78c r4:84f0c400 [ 1326.003179][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.003267][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.003359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.003432][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.003519][ T32] r4:84ddad00 [ 1326.003562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.003614][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.003637][ T32] r4:00000001 [ 1326.003656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.003710][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.003741][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.003790][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.003834][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.003865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.003907][ T32] r4:84cfd440 [ 1326.003952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.003980][ T32] INFO: task kworker/0:32:3243 blocked for more than 452 seconds. [ 1326.004009][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.004031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.004082][ T32] task:kworker/0:32 state:D stack:0 pid:3243 tgid:3243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.004132][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.004185][ T32] Call trace: [ 1326.004264][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.004316][ T32] r10:8291a684 r9:dfc51d84 r8:00000002 r7:60000013 r6:dfc51d8c r5:84d2d400 [ 1326.004340][ T32] r4:84d2d400 [ 1326.004373][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.004439][ T32] r5:84d2d400 r4:8291a680 [ 1326.004462][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.004506][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.004549][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc51e08 [ 1326.004570][ T32] r4:00000000 [ 1326.004589][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.004623][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.004657][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.004699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e5680 [ 1326.004721][ T32] r4:00000000 [ 1326.004739][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.004830][ T32] r9:83018005 r8:84d2d400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1326.004876][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.004923][ T32] r5:00001000 r4:eccd9000 [ 1326.004962][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.005024][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.005109][ T32] r5:85a7438c r4:85a74000 [ 1326.005176][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.005224][ T32] r7:dddced80 r6:83018000 r5:85a7438c r4:843b2500 [ 1326.005291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.005467][ T32] r10:61c88647 r9:84d2d400 r8:843b252c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.005492][ T32] r4:843b2500 [ 1326.005512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.005580][ T32] r10:00000000 r9:843b2500 r8:80287e08 r7:dfc19e60 r6:847b9c80 r5:84d2d400 [ 1326.005627][ T32] r4:00000001 [ 1326.005710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.005749][ T32] Exception stack(0xdfc51fb0 to 0xdfc51ff8) [ 1326.005775][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.005866][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.024827][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.024883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.024909][ T32] r4:847359c0 [ 1326.025357][ T32] INFO: task kworker/0:32:3243 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.025395][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.025514][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.025578][ T32] Call trace: [ 1326.025636][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.025704][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.025753][ T32] r4:00000000 [ 1326.025777][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.025822][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.030442][ T32] 5d20: a65fa000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.030567][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.030606][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.030687][ T32] r5:800d0013 r4:80239bb0 [ 1326.030738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.030843][ T32] r4:82ac21e4 [ 1326.030868][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.030934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.030981][ T32] r4:e0595dc0 [ 1326.031024][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.031077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.031100][ T32] r4:00000000 [ 1326.031121][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.031191][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.031243][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.031297][ T32] r5:00001000 r4:e00c1000 [ 1326.031318][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.031358][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.031419][ T32] r5:84f0c78c r4:84f0c400 [ 1326.031444][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.031526][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.031576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.031629][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.031665][ T32] r4:84ddad00 [ 1326.031728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.031786][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.031828][ T32] r4:00000001 [ 1326.031851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.031890][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.031936][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.031989][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.032019][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.032053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.032096][ T32] r4:84cfd440 [ 1326.032123][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.032155][ T32] INFO: task kworker/0:33:3247 blocked for more than 452 seconds. [ 1326.032224][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.032252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.032275][ T32] task:kworker/0:33 state:D stack:0 pid:3247 tgid:3247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.032330][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.032397][ T32] Call trace: [ 1326.032449][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.032505][ T32] r10:8291a684 r9:dfc71d84 r8:00000002 r7:60000013 r6:dfc71d8c r5:84d2e000 [ 1326.032583][ T32] r4:84d2e000 [ 1326.032606][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.032702][ T32] r5:84d2e000 r4:8291a680 [ 1326.032725][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.032786][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.032855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc71e08 [ 1326.032881][ T32] r4:00000000 [ 1326.032901][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.032937][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.032971][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.033038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e5f00 [ 1326.033069][ T32] r4:00000000 [ 1326.033090][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.033155][ T32] r9:83018005 r8:84d2e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1326.033180][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.033225][ T32] r5:00001000 r4:ebcf9000 [ 1326.033244][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.033329][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.033375][ T32] r5:85a7638c r4:85a76000 [ 1326.033395][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.033440][ T32] r7:dddced80 r6:83018000 r5:85a7638c r4:843b2580 [ 1326.033460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.033505][ T32] r10:61c88647 r9:84d2e000 r8:843b25ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.033527][ T32] r4:843b2580 [ 1326.033545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.033589][ T32] r10:00000000 r9:843b2580 r8:80287e08 r7:dfc19e60 r6:847b9d00 r5:84d2e000 [ 1326.033630][ T32] r4:00000001 [ 1326.033683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.033724][ T32] Exception stack(0xdfc71fb0 to 0xdfc71ff8) [ 1326.033750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.033778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.033818][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.033849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.033871][ T32] r4:84735bc0 [ 1326.034355][ T32] INFO: task kworker/0:33:3247 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.034397][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.034471][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.034540][ T32] Call trace: [ 1326.034575][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.034629][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.034653][ T32] r4:00000000 [ 1326.034693][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.034764][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.034796][ T32] 5d20: a65fa000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.034845][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.034875][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.034899][ T32] r5:800d0013 r4:80239bb0 [ 1326.034919][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.034958][ T32] r4:82ac21e4 [ 1326.034997][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.035048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.035092][ T32] r4:e0595dc0 [ 1326.035136][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.035181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.035205][ T32] r4:00000000 [ 1326.035245][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.035294][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.035346][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.035392][ T32] r5:00001000 r4:e00c1000 [ 1326.035413][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.035453][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.035515][ T32] r5:84f0c78c r4:84f0c400 [ 1326.035539][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.035608][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.035652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.035704][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.035727][ T32] r4:84ddad00 [ 1326.035745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.035790][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.035898][ T32] r4:00000001 [ 1326.048674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.048776][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.048849][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.048884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.048932][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.048991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.049026][ T32] r4:84cfd440 [ 1326.049120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.049168][ T32] INFO: task kworker/0:34:3248 blocked for more than 452 seconds. [ 1326.049203][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.049238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.049265][ T32] task:kworker/0:34 state:D stack:0 pid:3248 tgid:3248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.049323][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.049399][ T32] Call trace: [ 1326.049441][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.049519][ T32] r10:8291a684 r9:dfc75d84 r8:00000002 r7:60000013 r6:dfc75d8c r5:84c3bc00 [ 1326.049570][ T32] r4:84c3bc00 [ 1326.049606][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.049658][ T32] r5:84c3bc00 r4:8291a680 [ 1326.049680][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.049719][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.049772][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc75e08 [ 1326.049799][ T32] r4:00000000 [ 1326.049823][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.049859][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.049916][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.050005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cff00 [ 1326.050038][ T32] r4:00000000 [ 1326.050089][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.050145][ T32] r9:83018005 r8:84c3bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1326.050178][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.050226][ T32] r5:00001000 r4:ebdc5000 [ 1326.050247][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.050286][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.050349][ T32] r5:85a76b8c r4:85a76800 [ 1326.050374][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.050439][ T32] r7:dddced80 r6:83018000 r5:85a76b8c r4:843b2600 [ 1326.050473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.050525][ T32] r10:61c88647 r9:84c3bc00 r8:843b262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.050547][ T32] r4:843b2600 [ 1326.050567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.050613][ T32] r10:00000000 r9:843b2600 r8:80287e08 r7:dfc71e60 r6:843b2680 r5:84c3bc00 [ 1326.050644][ T32] r4:00000001 [ 1326.050666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.050702][ T32] Exception stack(0xdfc75fb0 to 0xdfc75ff8) [ 1326.050747][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.050799][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.050831][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.050861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.050883][ T32] r4:84735bc0 [ 1326.051360][ T32] INFO: task kworker/0:34:3248 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.051406][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.051513][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.051560][ T32] Call trace: [ 1326.051615][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.051670][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.051736][ T32] r4:00000000 [ 1326.051783][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.051903][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.051957][ T32] 5d20: a6a1c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.051989][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.052015][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.052038][ T32] r5:800d0013 r4:80239bb0 [ 1326.052077][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.052145][ T32] r4:82ac21e4 [ 1326.052170][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.052224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.052251][ T32] r4:e0595dc0 [ 1326.052306][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.052406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.052438][ T32] r4:00000000 [ 1326.052459][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.052505][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.052526][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.052568][ T32] r5:00001000 r4:e00c1000 [ 1326.052590][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.052630][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.052673][ T32] r5:84f0c78c r4:84f0c400 [ 1326.052693][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.052740][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.052781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.052839][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.052863][ T32] r4:84ddad00 [ 1326.052902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.052951][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.052990][ T32] r4:00000001 [ 1326.053050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.053112][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.053183][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.053237][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.053308][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.053341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.053364][ T32] r4:84cfd440 [ 1326.053385][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.053410][ T32] INFO: task kworker/0:35:3252 blocked for more than 452 seconds. [ 1326.053438][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.053461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.053483][ T32] task:kworker/0:35 state:D stack:0 pid:3252 tgid:3252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.053551][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.053608][ T32] Call trace: [ 1326.053638][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.053705][ T32] r10:8291a684 r9:dfc7dd84 r8:00000002 r7:60000013 r6:dfc7dd8c r5:84c3b000 [ 1326.053732][ T32] r4:84c3b000 [ 1326.053751][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.053796][ T32] r5:84c3b000 r4:8291a680 [ 1326.053816][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.053854][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.053898][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc7de08 [ 1326.053920][ T32] r4:00000000 [ 1326.054002][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.054067][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.054107][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.054169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8448d840 [ 1326.054216][ T32] r4:00000000 [ 1326.054248][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.054296][ T32] r9:83018005 r8:84c3b000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1326.054336][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.054382][ T32] r5:00001000 r4:ebd65000 [ 1326.054402][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.054441][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.054506][ T32] r5:85a7678c r4:85a76400 [ 1326.054532][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.054580][ T32] r7:dddced80 r6:83018000 r5:85a7678c r4:843b2700 [ 1326.054600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.054646][ T32] r10:61c88647 r9:84c3b000 r8:843b272c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.054667][ T32] r4:843b2700 [ 1326.054685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.054730][ T32] r10:00000000 r9:843b2700 r8:80287e08 r7:dfc71e60 r6:843b2780 r5:84c3b000 [ 1326.054751][ T32] r4:00000001 [ 1326.054770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.054804][ T32] Exception stack(0xdfc7dfb0 to 0xdfc7dff8) [ 1326.054830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.054857][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.054884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.054912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.054955][ T32] r4:8424a680 [ 1326.055277][ T32] INFO: task kworker/0:35:3252 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.055314][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.055369][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.055480][ T32] Call trace: [ 1326.055537][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.055635][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.055663][ T32] r4:00000000 [ 1326.055683][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.055722][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.055751][ T32] 5d20: a6a1c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.055801][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.055874][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.076371][ T32] r5:800d0013 r4:80239bb0 [ 1326.076415][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.076486][ T32] r4:82ac21e4 [ 1326.076508][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.076553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.076576][ T32] r4:e0595dc0 [ 1326.076626][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.076680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.076739][ T32] r4:00000000 [ 1326.076765][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.076825][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.076850][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.076896][ T32] r5:00001000 r4:e00c1000 [ 1326.076915][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.076954][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.077058][ T32] r5:84f0c78c r4:84f0c400 [ 1326.077103][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.077155][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.077192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.077296][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.077336][ T32] r4:84ddad00 [ 1326.077357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.077428][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.077476][ T32] r4:00000001 [ 1326.077499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.077538][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.077568][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.077616][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.077646][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.077674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.077697][ T32] r4:84cfd440 [ 1326.077720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.077827][ T32] INFO: task kworker/0:36:3254 blocked for more than 452 seconds. [ 1326.077868][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.077914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.077941][ T32] task:kworker/0:36 state:D stack:0 pid:3254 tgid:3254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.078087][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.078162][ T32] Call trace: [ 1326.078209][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.078263][ T32] r10:8291a684 r9:df9fdd84 r8:00000002 r7:60000013 r6:df9fdd8c r5:84c38000 [ 1326.078309][ T32] r4:84c38000 [ 1326.078352][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.078400][ T32] r5:84c38000 r4:8291a680 [ 1326.078440][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.078484][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.078547][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9fde08 [ 1326.078574][ T32] r4:00000000 [ 1326.078594][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.078648][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.078687][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.078727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e5a80 [ 1326.078749][ T32] r4:00000000 [ 1326.078787][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.078848][ T32] r9:83018005 r8:84c38000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1326.078903][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.078955][ T32] r5:00001000 r4:ecd4b000 [ 1326.078975][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.079013][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.079060][ T32] r5:85a7538c r4:85a75000 [ 1326.079081][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.079125][ T32] r7:dddced80 r6:83018000 r5:85a7538c r4:843b2800 [ 1326.079145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.079190][ T32] r10:61c88647 r9:84c38000 r8:843b282c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.079227][ T32] r4:843b2800 [ 1326.079250][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.079295][ T32] r10:00000000 r9:843b2800 r8:80287e08 r7:dfc71e60 r6:843b2880 r5:84c38000 [ 1326.079320][ T32] r4:00000001 [ 1326.079338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.079372][ T32] Exception stack(0xdf9fdfb0 to 0xdf9fdff8) [ 1326.079398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.079448][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.079479][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.079527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.079552][ T32] r4:84d16100 [ 1326.079999][ T32] INFO: task kworker/0:36:3254 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.080048][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.080111][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.080155][ T32] Call trace: [ 1326.080185][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.080235][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.080259][ T32] r4:00000000 [ 1326.080296][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.080341][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.080369][ T32] 5d20: a6de8000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.080397][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.080422][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.080445][ T32] r5:800d0013 r4:80239bb0 [ 1326.080464][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.080531][ T32] r4:82ac21e4 [ 1326.080555][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.080599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.080622][ T32] r4:e0595dc0 [ 1326.080640][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.080680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.080702][ T32] r4:00000000 [ 1326.080721][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.080765][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.080785][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.080826][ T32] r5:00001000 r4:e00c1000 [ 1326.080855][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.080899][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.080942][ T32] r5:84f0c78c r4:84f0c400 [ 1326.080961][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.081007][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.081049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.081101][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.081123][ T32] r4:84ddad00 [ 1326.081142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.081195][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.081230][ T32] r4:00000001 [ 1326.081271][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.081313][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.081375][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.081410][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.081456][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.081489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.081513][ T32] r4:84cfd440 [ 1326.081533][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.081556][ T32] INFO: task kworker/0:37:3256 blocked for more than 452 seconds. [ 1326.081585][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.081608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.081628][ T32] task:kworker/0:37 state:D stack:0 pid:3256 tgid:3256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.081672][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.081711][ T32] Call trace: [ 1326.081741][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.081789][ T32] r10:8291a684 r9:dfa21d84 r8:00000002 r7:60000013 r6:dfa21d8c r5:84c3e000 [ 1326.081815][ T32] r4:84c3e000 [ 1326.081834][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.081877][ T32] r5:84c3e000 r4:8291a680 [ 1326.081896][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.081952][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.082071][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa21e08 [ 1326.082106][ T32] r4:00000000 [ 1326.082126][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.082163][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.082235][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.082283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e5e00 [ 1326.082307][ T32] r4:00000000 [ 1326.082325][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.082369][ T32] r9:83018005 r8:84c3e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1326.082400][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.082445][ T32] r5:00001000 r4:ebb61000 [ 1326.082464][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.082502][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.082608][ T32] r5:85a75f8c r4:85a75c00 [ 1326.082633][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.082703][ T32] r7:dddced80 r6:83018000 r5:85a75f8c r4:843b2900 [ 1326.082729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.082778][ T32] r10:61c88647 r9:84c3e000 r8:843b292c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.082807][ T32] r4:843b2900 [ 1326.082847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.082916][ T32] r10:00000000 r9:843b2900 r8:80287e08 r7:dfc71e60 r6:843b2980 r5:84c3e000 [ 1326.082953][ T32] r4:00000001 [ 1326.082975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.083031][ T32] Exception stack(0xdfa21fb0 to 0xdfa21ff8) [ 1326.083092][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.083124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.083150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.083179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.083220][ T32] r4:84d16200 [ 1326.083524][ T32] INFO: task kworker/0:37:3256 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.083557][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.083637][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.083680][ T32] Call trace: [ 1326.083733][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.083840][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.083867][ T32] r4:00000000 [ 1326.083887][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.083927][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.083955][ T32] 5d20: a6de8000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.083982][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.084009][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.084032][ T32] r5:800d0013 r4:80239bb0 [ 1326.084060][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.084100][ T32] r4:82ac21e4 [ 1326.084120][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.084162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.084185][ T32] r4:e0595dc0 [ 1326.084203][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.084243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.084264][ T32] r4:00000000 [ 1326.084313][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.084364][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.084387][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.084428][ T32] r5:00001000 r4:e00c1000 [ 1326.084448][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.084488][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.084553][ T32] r5:84f0c78c r4:84f0c400 [ 1326.084577][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.084624][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.084645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.084691][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.084714][ T32] r4:84ddad00 [ 1326.084752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.084803][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.084826][ T32] r4:00000001 [ 1326.084845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.084879][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.084922][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.084954][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.084980][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.085008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.085030][ T32] r4:84cfd440 [ 1326.085058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.085084][ T32] INFO: task kworker/0:38:3258 blocked for more than 452 seconds. [ 1326.085112][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.085135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.085170][ T32] task:kworker/0:38 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.085219][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.085259][ T32] Call trace: [ 1326.085288][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.085334][ T32] r10:8291a684 r9:dfa3dd84 r8:00000002 r7:60000013 r6:dfa3dd8c r5:84ed0000 [ 1326.085356][ T32] r4:84ed0000 [ 1326.085375][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.085416][ T32] r5:84ed0000 r4:8291a680 [ 1326.085434][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.085483][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.085541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa3de08 [ 1326.085564][ T32] r4:00000000 [ 1326.085583][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.085616][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.085650][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.085690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e5c40 [ 1326.085712][ T32] r4:00000000 [ 1326.085750][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.085800][ T32] r9:83018005 r8:84ed0000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.085862][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.107060][ T32] r5:00001000 r4:eb9e7000 [ 1326.107111][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.107180][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.107225][ T32] r5:85a75b8c r4:85a75800 [ 1326.107246][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.107295][ T32] r7:dddced80 r6:83018000 r5:85a75b8c r4:843b2a00 [ 1326.107316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.107387][ T32] r10:61c88647 r9:84ed0000 r8:843b2a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.107424][ T32] r4:843b2a00 [ 1326.107446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.107517][ T32] r10:00000000 r9:843b2a00 r8:80287e08 r7:dfa21e60 r6:843b2a80 r5:84ed0000 [ 1326.107544][ T32] r4:00000001 [ 1326.107584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.107628][ T32] Exception stack(0xdfa3dfb0 to 0xdfa3dff8) [ 1326.107679][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.107721][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.107751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.107781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.107803][ T32] r4:84d16540 [ 1326.108252][ T32] INFO: task kworker/0:38:3258 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.108290][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.108360][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.108407][ T32] Call trace: [ 1326.108438][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.108491][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.108515][ T32] r4:00000000 [ 1326.108535][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.108596][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.108634][ T32] 5d20: a71df000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.108683][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.108712][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.108756][ T32] r5:800d0013 r4:80239bb0 [ 1326.108781][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.108826][ T32] r4:82ac21e4 [ 1326.108866][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.108943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.108989][ T32] r4:e0595dc0 [ 1326.109013][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.109064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.109087][ T32] r4:00000000 [ 1326.109120][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.109190][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.109239][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.109285][ T32] r5:00001000 r4:e00c1000 [ 1326.109325][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.109395][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.109443][ T32] r5:84f0c78c r4:84f0c400 [ 1326.109463][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.109510][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.109551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.109603][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.109626][ T32] r4:84ddad00 [ 1326.109665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.109725][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.109806][ T32] r4:00000001 [ 1326.109830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.109888][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.109940][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.110016][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.110071][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.110127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.110155][ T32] r4:84cfd440 [ 1326.110177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.110224][ T32] INFO: task kworker/0:39:3260 blocked for more than 452 seconds. [ 1326.110283][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.110310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.110330][ T32] task:kworker/0:39 state:D stack:0 pid:3260 tgid:3260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.110405][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.110498][ T32] Call trace: [ 1326.110590][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.110664][ T32] r10:8291a684 r9:df9e9d84 r8:00000002 r7:60000013 r6:df9e9d8c r5:84ed1800 [ 1326.110692][ T32] r4:84ed1800 [ 1326.110713][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.110757][ T32] r5:84ed1800 r4:8291a680 [ 1326.110776][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.110818][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.110880][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e9e08 [ 1326.110907][ T32] r4:00000000 [ 1326.110948][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.110988][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.111023][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.111070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e5b00 [ 1326.111092][ T32] r4:00000000 [ 1326.111111][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.111156][ T32] r9:83018005 r8:84ed1800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1326.111176][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.111241][ T32] r5:00001000 r4:eb4ad000 [ 1326.111264][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.111303][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.111344][ T32] r5:85a7578c r4:85a75400 [ 1326.111363][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.111407][ T32] r7:dddced80 r6:83018000 r5:85a7578c r4:843b2b00 [ 1326.111438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.111488][ T32] r10:61c88647 r9:84ed1800 r8:843b2b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.111510][ T32] r4:843b2b00 [ 1326.111530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.111574][ T32] r10:00000000 r9:843b2b00 r8:80287e08 r7:dfa3de60 r6:843b2b80 r5:84ed1800 [ 1326.111596][ T32] r4:00000001 [ 1326.111635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.111674][ T32] Exception stack(0xdf9e9fb0 to 0xdf9e9ff8) [ 1326.111700][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.111729][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.111755][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.111783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.111805][ T32] r4:84d161c0 [ 1326.112101][ T32] INFO: task kworker/0:39:3260 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.112136][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.112249][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.112317][ T32] Call trace: [ 1326.112351][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.112405][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.112428][ T32] r4:00000000 [ 1326.112480][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.112544][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.112576][ T32] 5d20: a71df000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.112605][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.112651][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.112678][ T32] r5:800d0013 r4:80239bb0 [ 1326.112698][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.112739][ T32] r4:82ac21e4 [ 1326.112779][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.112848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.112874][ T32] r4:e0595dc0 [ 1326.112923][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.112987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.113013][ T32] r4:00000000 [ 1326.113033][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.113089][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.113130][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.113176][ T32] r5:00001000 r4:e00c1000 [ 1326.113219][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.113282][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.113349][ T32] r5:84f0c78c r4:84f0c400 [ 1326.113373][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.113421][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.113441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.113507][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.113553][ T32] r4:84ddad00 [ 1326.113575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.113641][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.113666][ T32] r4:00000001 [ 1326.113685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.113722][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.113747][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.113775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.113800][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.113828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.113850][ T32] r4:84cfd440 [ 1326.113870][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.113893][ T32] INFO: task kworker/0:40:3261 blocked for more than 452 seconds. [ 1326.113920][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.113943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.114077][ T32] task:kworker/0:40 state:D stack:0 pid:3261 tgid:3261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.114199][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.114244][ T32] Call trace: [ 1326.114274][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.114323][ T32] r10:8291a684 r9:dfc85d84 r8:00000002 r7:60000013 r6:dfc85d8c r5:84ed3000 [ 1326.114346][ T32] r4:84ed3000 [ 1326.114365][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.114406][ T32] r5:84ed3000 r4:8291a680 [ 1326.114426][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.114485][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.114563][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc85e08 [ 1326.114590][ T32] r4:00000000 [ 1326.114610][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.114646][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.114680][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.114720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e5880 [ 1326.114780][ T32] r4:00000000 [ 1326.114829][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.114876][ T32] r9:83018005 r8:84ed3000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1326.114898][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.114939][ T32] r5:00001000 r4:eccf5000 [ 1326.114959][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.115017][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.115070][ T32] r5:85a74b8c r4:85a74800 [ 1326.115090][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.115136][ T32] r7:dddced80 r6:83018000 r5:85a74b8c r4:843b2c00 [ 1326.115168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.115218][ T32] r10:61c88647 r9:84ed3000 r8:843b2c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.115261][ T32] r4:843b2c00 [ 1326.115294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.115363][ T32] r10:00000000 r9:843b2c00 r8:80287e08 r7:df9e9e60 r6:843b2c80 r5:84ed3000 [ 1326.115389][ T32] r4:00000001 [ 1326.115408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.115443][ T32] Exception stack(0xdfc85fb0 to 0xdfc85ff8) [ 1326.115488][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.115520][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.115546][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.115598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.115646][ T32] r4:84d16700 [ 1326.139480][ T32] INFO: task kworker/0:40:3261 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.139585][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.139720][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.139837][ T32] Call trace: [ 1326.139920][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.139985][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.140010][ T32] r4:00000000 [ 1326.140030][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.140131][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.140166][ T32] 5d20: a76f5000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.140195][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.140220][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.140244][ T32] r5:800d0013 r4:80239bb0 [ 1326.140264][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.140307][ T32] r4:82ac21e4 [ 1326.140327][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.140390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.140418][ T32] r4:e0595dc0 [ 1326.140459][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.140505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.140549][ T32] r4:00000000 [ 1326.140593][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.140644][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.140666][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.140728][ T32] r5:00001000 r4:e00c1000 [ 1326.140752][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.140793][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.140836][ T32] r5:84f0c78c r4:84f0c400 [ 1326.140855][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.140902][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.140945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.140996][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.141030][ T32] r4:84ddad00 [ 1326.141058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.141126][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.141154][ T32] r4:00000001 [ 1326.141193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.141237][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.141265][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.141293][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.141319][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.141396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.141437][ T32] r4:84cfd440 [ 1326.141464][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.141496][ T32] INFO: task kworker/0:41:3264 blocked for more than 452 seconds. [ 1326.141534][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.141588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.141615][ T32] task:kworker/0:41 state:D stack:0 pid:3264 tgid:3264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.141698][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.141766][ T32] Call trace: [ 1326.141802][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.141854][ T32] r10:8291a684 r9:dfc81d84 r8:00000002 r7:60000013 r6:dfc81d8c r5:84ed0c00 [ 1326.141897][ T32] r4:84ed0c00 [ 1326.141921][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.142017][ T32] r5:84ed0c00 r4:8291a680 [ 1326.142071][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.142141][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.142189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc81e08 [ 1326.142212][ T32] r4:00000000 [ 1326.142232][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.142288][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.142327][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.142369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e5580 [ 1326.142391][ T32] r4:00000000 [ 1326.142410][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.142453][ T32] r9:83018005 r8:84ed0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1326.142474][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.142535][ T32] r5:00001000 r4:ecccf000 [ 1326.142579][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.142622][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.142684][ T32] r5:85a73f8c r4:85a73c00 [ 1326.142707][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.142752][ T32] r7:dddced80 r6:83018000 r5:85a73f8c r4:843b2d00 [ 1326.142772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.142838][ T32] r10:61c88647 r9:84ed0c00 r8:843b2d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.142863][ T32] r4:843b2d00 [ 1326.142928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.142979][ T32] r10:00000000 r9:843b2d00 r8:80287e08 r7:dfc85e60 r6:843b2d80 r5:84ed0c00 [ 1326.143016][ T32] r4:00000001 [ 1326.143039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.143082][ T32] Exception stack(0xdfc81fb0 to 0xdfc81ff8) [ 1326.143109][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.143137][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.143163][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.143231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.143262][ T32] r4:84d169c0 [ 1326.143699][ T32] INFO: task kworker/0:41:3264 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.143737][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.143796][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.143872][ T32] Call trace: [ 1326.143933][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.143994][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.144019][ T32] r4:00000000 [ 1326.144039][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.144091][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.144119][ T32] 5d20: a76f5000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.144148][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.144192][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.144221][ T32] r5:800d0013 r4:80239bb0 [ 1326.144261][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.144307][ T32] r4:82ac21e4 [ 1326.144328][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.144371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.144393][ T32] r4:e0595dc0 [ 1326.144411][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.144479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.144513][ T32] r4:00000000 [ 1326.144533][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.144580][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.144616][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.144662][ T32] r5:00001000 r4:e00c1000 [ 1326.144683][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.144747][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.144795][ T32] r5:84f0c78c r4:84f0c400 [ 1326.144818][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.144865][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.144907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.144961][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.144993][ T32] r4:84ddad00 [ 1326.145038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.145093][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.145116][ T32] r4:00000001 [ 1326.145135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.145169][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.145195][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.145223][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.145259][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.145311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.145338][ T32] r4:84cfd440 [ 1326.145359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.145394][ T32] INFO: task kworker/0:42:3266 blocked for more than 452 seconds. [ 1326.145426][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.145450][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.145470][ T32] task:kworker/0:42 state:D stack:0 pid:3266 tgid:3266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.145515][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.145576][ T32] Call trace: [ 1326.145610][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.145689][ T32] r10:8291a684 r9:dfc59d84 r8:00000002 r7:60000013 r6:dfc59d8c r5:84ed3c00 [ 1326.145717][ T32] r4:84ed3c00 [ 1326.145757][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.163930][ T32] r5:84ed3c00 r4:8291a680 [ 1326.164018][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.164119][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.164174][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc59e08 [ 1326.164198][ T32] r4:00000000 [ 1326.164218][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.164253][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.164291][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.164331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e5980 [ 1326.164354][ T32] r4:00000000 [ 1326.164373][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.164419][ T32] r9:83018005 r8:84ed3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1326.164440][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.164489][ T32] r5:00001000 r4:ecd35000 [ 1326.164512][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.164551][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.164622][ T32] r5:85a74f8c r4:85a74c00 [ 1326.164666][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.164719][ T32] r7:dddced80 r6:83018000 r5:85a74f8c r4:843b2e00 [ 1326.164740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.164787][ T32] r10:61c88647 r9:84ed3c00 r8:843b2e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.164822][ T32] r4:843b2e00 [ 1326.164864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.164952][ T32] r10:00000000 r9:843b2e00 r8:80287e08 r7:dfc81e60 r6:843b2e80 r5:84ed3c00 [ 1326.164977][ T32] r4:00000001 [ 1326.165010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.165062][ T32] Exception stack(0xdfc59fb0 to 0xdfc59ff8) [ 1326.165093][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.165122][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.165149][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.165178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.165200][ T32] r4:84d169c0 [ 1326.165640][ T32] INFO: task kworker/0:42:3266 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.165676][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.165742][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.165801][ T32] Call trace: [ 1326.177934][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.178081][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.178132][ T32] r4:00000000 [ 1326.178164][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.178210][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.178242][ T32] 5d20: a7f19000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.178286][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.178315][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.178341][ T32] r5:800d0013 r4:80239bb0 [ 1326.178361][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.178405][ T32] r4:82ac21e4 [ 1326.178424][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.178466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.178487][ T32] r4:e0595dc0 [ 1326.178506][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.178546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.178567][ T32] r4:00000000 [ 1326.178586][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.178631][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.178664][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.178718][ T32] r5:00001000 r4:e00c1000 [ 1326.178739][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.178779][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.178841][ T32] r5:84f0c78c r4:84f0c400 [ 1326.178890][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.178950][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.178986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.179051][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.179078][ T32] r4:84ddad00 [ 1326.179098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.179165][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.179192][ T32] r4:00000001 [ 1326.179212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.179248][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.179274][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.179302][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.179339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.179371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.179414][ T32] r4:84cfd440 [ 1326.179481][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.179527][ T32] INFO: task kworker/0:43:3268 blocked for more than 452 seconds. [ 1326.179560][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.179584][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.179607][ T32] task:kworker/0:43 state:D stack:0 pid:3268 tgid:3268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.179664][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.179707][ T32] Call trace: [ 1326.179738][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.179827][ T32] r10:8291a684 r9:dfc89d84 r8:00000002 r7:60000013 r6:dfc89d8c r5:84ed4800 [ 1326.179855][ T32] r4:84ed4800 [ 1326.179876][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.179919][ T32] r5:84ed4800 r4:8291a680 [ 1326.179953][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.180005][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.180057][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc89e08 [ 1326.180082][ T32] r4:00000000 [ 1326.180101][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.180135][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.180180][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.180252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e5200 [ 1326.180278][ T32] r4:00000000 [ 1326.180297][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.180341][ T32] r9:83018005 r8:84ed4800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1326.180371][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.180417][ T32] r5:00001000 r4:ecca9000 [ 1326.180437][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.180516][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.180574][ T32] r5:85a7338c r4:85a73000 [ 1326.180594][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.180639][ T32] r7:dddced80 r6:83018000 r5:85a7338c r4:843b2f00 [ 1326.180659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.180715][ T32] r10:61c88647 r9:84ed4800 r8:843b2f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.180740][ T32] r4:843b2f00 [ 1326.180759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.180808][ T32] r10:00000000 r9:843b2f00 r8:80287e08 r7:dfc81e60 r6:843b2f80 r5:84ed4800 [ 1326.180830][ T32] r4:00000001 [ 1326.180849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.180885][ T32] Exception stack(0xdfc89fb0 to 0xdfc89ff8) [ 1326.180910][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.180957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.180988][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.181017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.181039][ T32] r4:84d16f00 [ 1326.181517][ T32] INFO: task kworker/0:43:3268 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.181567][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.181661][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.181707][ T32] Call trace: [ 1326.181737][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.181789][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.181816][ T32] r4:00000000 [ 1326.181837][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.181876][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.181903][ T32] 5d20: a7f19000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.181943][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.182014][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.182041][ T32] r5:800d0013 r4:80239bb0 [ 1326.182070][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.182113][ T32] r4:82ac21e4 [ 1326.182133][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.182174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.182197][ T32] r4:e0595dc0 [ 1326.182215][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.182256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.182302][ T32] r4:00000000 [ 1326.182326][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.182372][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.182392][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.182433][ T32] r5:00001000 r4:e00c1000 [ 1326.182452][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.182490][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.182530][ T32] r5:84f0c78c r4:84f0c400 [ 1326.182567][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.182619][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.182651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.182711][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.182738][ T32] r4:84ddad00 [ 1326.182757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.182806][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.182828][ T32] r4:00000001 [ 1326.182847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.182881][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.182907][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.182934][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.182960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.183010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.183097][ T32] r4:84cfd440 [ 1326.183135][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.183160][ T32] INFO: task kworker/0:44:3270 blocked for more than 452 seconds. [ 1326.183204][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.183254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.183298][ T32] task:kworker/0:44 state:D stack:0 pid:3270 tgid:3270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.183369][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.183438][ T32] Call trace: [ 1326.183490][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.183539][ T32] r10:8291a684 r9:dfc8dd84 r8:00000002 r7:60000013 r6:dfc8dd8c r5:84ed5400 [ 1326.183561][ T32] r4:84ed5400 [ 1326.183581][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.183624][ T32] r5:84ed5400 r4:8291a680 [ 1326.183662][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.183713][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.183778][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc8de08 [ 1326.183809][ T32] r4:00000000 [ 1326.183829][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.183865][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.183899][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.183941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e5400 [ 1326.183963][ T32] r4:00000000 [ 1326.183982][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.184026][ T32] r9:83018005 r8:84ed5400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1326.184055][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.184098][ T32] r5:00001000 r4:eccc1000 [ 1326.184138][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.184181][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.184243][ T32] r5:85a73b8c r4:85a73800 [ 1326.184266][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.184341][ T32] r7:dddced80 r6:83018000 r5:85a73b8c r4:847be000 [ 1326.184383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.184433][ T32] r10:61c88647 r9:84ed5400 r8:847be02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.184455][ T32] r4:847be000 [ 1326.184494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.184545][ T32] r10:00000000 r9:847be000 r8:80287e08 r7:dfc81e60 r6:847be080 r5:84ed5400 [ 1326.184568][ T32] r4:00000001 [ 1326.184586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.184638][ T32] Exception stack(0xdfc8dfb0 to 0xdfc8dff8) [ 1326.184668][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.184696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.184723][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.184751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.184772][ T32] r4:84d16d40 [ 1326.185060][ T32] INFO: task kworker/0:44:3270 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.185095][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.185172][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.185215][ T32] Call trace: [ 1326.185286][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.185342][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.185366][ T32] r4:00000000 [ 1326.185385][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.185423][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.185469][ T32] 5d20: a7f19000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.185501][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.185526][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.185551][ T32] r5:800d0013 r4:80239bb0 [ 1326.185571][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.185611][ T32] r4:82ac21e4 [ 1326.185648][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.185697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.185721][ T32] r4:e0595dc0 [ 1326.185740][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.185781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.185803][ T32] r4:00000000 [ 1326.206271][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.206413][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.206441][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.206490][ T32] r5:00001000 r4:e00c1000 [ 1326.206511][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.206551][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.206594][ T32] r5:84f0c78c r4:84f0c400 [ 1326.206613][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.206663][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.206685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.206733][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.206756][ T32] r4:84ddad00 [ 1326.206775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.206827][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.206850][ T32] r4:00000001 [ 1326.206869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.206907][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.206937][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.206968][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.207031][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.207089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.207123][ T32] r4:84cfd440 [ 1326.207172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.207210][ T32] INFO: task kworker/0:45:3272 blocked for more than 452 seconds. [ 1326.207277][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.207328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.207382][ T32] task:kworker/0:45 state:D stack:0 pid:3272 tgid:3272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.207470][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.207547][ T32] Call trace: [ 1326.207580][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.207634][ T32] r10:8291a684 r9:dfc91d84 r8:00000002 r7:60000013 r6:dfc91d8c r5:84ed6000 [ 1326.207658][ T32] r4:84ed6000 [ 1326.207678][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.207720][ T32] r5:84ed6000 r4:8291a680 [ 1326.207739][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.207777][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.207819][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc91e08 [ 1326.207841][ T32] r4:00000000 [ 1326.207861][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.207894][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.207941][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.207990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e53c0 [ 1326.208012][ T32] r4:00000000 [ 1326.208030][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.208092][ T32] r9:83018005 r8:84ed6000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1326.208116][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.208160][ T32] r5:00001000 r4:eccb7000 [ 1326.208189][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.208231][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.208274][ T32] r5:85a7378c r4:85a73400 [ 1326.208293][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.208338][ T32] r7:dddced80 r6:83018000 r5:85a7378c r4:847be100 [ 1326.208377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.208429][ T32] r10:61c88647 r9:84ed6000 r8:847be12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.208480][ T32] r4:847be100 [ 1326.208502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.208548][ T32] r10:00000000 r9:847be100 r8:80287e08 r7:dfc8de60 r6:847be180 r5:84ed6000 [ 1326.208570][ T32] r4:00000001 [ 1326.208606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.208664][ T32] Exception stack(0xdfc91fb0 to 0xdfc91ff8) [ 1326.208709][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.208741][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.208788][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.208826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.208848][ T32] r4:84e8f080 [ 1326.209295][ T32] INFO: task kworker/0:45:3272 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.209331][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.209387][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.209447][ T32] Call trace: [ 1326.209482][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.209545][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.209581][ T32] r4:00000000 [ 1326.209604][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.209644][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.209671][ T32] 5d20: a8326000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.209700][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.209726][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.209749][ T32] r5:800d0013 r4:80239bb0 [ 1326.209769][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.209808][ T32] r4:82ac21e4 [ 1326.209846][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.209894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.209916][ T32] r4:e0595dc0 [ 1326.209935][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.210022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.210051][ T32] r4:00000000 [ 1326.210073][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.210119][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.210140][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.210181][ T32] r5:00001000 r4:e00c1000 [ 1326.210200][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.210238][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.210280][ T32] r5:84f0c78c r4:84f0c400 [ 1326.210300][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.210344][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.210365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.210411][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.210432][ T32] r4:84ddad00 [ 1326.210452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.210495][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.210516][ T32] r4:00000001 [ 1326.210534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.210568][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.210594][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.210627][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.210655][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.210683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.210706][ T32] r4:84cfd440 [ 1326.210725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.210758][ T32] INFO: task kworker/1:37:3273 blocked for more than 452 seconds. [ 1326.210791][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.210815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.210836][ T32] task:kworker/1:37 state:D stack:0 pid:3273 tgid:3273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.210904][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.210945][ T32] Call trace: [ 1326.210974][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.211022][ T32] r10:8291a684 r9:dfc95d84 r8:00000002 r7:60000113 r6:dfc95d8c r5:84ed6c00 [ 1326.211050][ T32] r4:84ed6c00 [ 1326.211071][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.211113][ T32] r5:84ed6c00 r4:8291a680 [ 1326.211132][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.211170][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.211212][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc95e08 [ 1326.211234][ T32] r4:00000000 [ 1326.211252][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.211285][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.211320][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.211360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc480 [ 1326.211382][ T32] r4:00000000 [ 1326.211401][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.211444][ T32] r9:83018205 r8:84ed6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1326.211465][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.211527][ T32] r5:00001000 r4:ed999000 [ 1326.211551][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.211591][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.211645][ T32] r5:85d26f8c r4:85d26c00 [ 1326.211667][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.211713][ T32] r7:ddde2d80 r6:83018200 r5:85d26f8c r4:847b9d80 [ 1326.211733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.211789][ T32] r10:61c88647 r9:84ed6c00 r8:847b9dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.211827][ T32] r4:847b9d80 [ 1326.211849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.211893][ T32] r10:00000000 r9:847b9d80 r8:80287e08 r7:dfb41e60 r6:847be200 r5:84ed6c00 [ 1326.211915][ T32] r4:00000001 [ 1326.211933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.211968][ T32] Exception stack(0xdfc95fb0 to 0xdfc95ff8) [ 1326.211993][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.212020][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.212067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.212110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.212135][ T32] r4:8473c200 [ 1326.212418][ T32] INFO: task kworker/1:37:3273 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.212450][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.212559][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.212643][ T32] Call trace: [ 1326.212674][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.212726][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.212749][ T32] r4:00000000 [ 1326.212768][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.212836][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.212915][ T32] 5d20: a8326000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.212962][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.212991][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.213016][ T32] r5:800d0013 r4:80239bb0 [ 1326.213035][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.213087][ T32] r4:82ac21e4 [ 1326.213107][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.213149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.213172][ T32] r4:e0595dc0 [ 1326.213190][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.213230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.213292][ T32] r4:00000000 [ 1326.213335][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.213384][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.213406][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.213448][ T32] r5:00001000 r4:e00c1000 [ 1326.213467][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.213524][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.213570][ T32] r5:84f0c78c r4:84f0c400 [ 1326.213591][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.213637][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.213657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.213703][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.213725][ T32] r4:84ddad00 [ 1326.213743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.213787][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.213813][ T32] r4:00000001 [ 1326.213848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.213887][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.213912][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.213939][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.214011][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.214060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.214084][ T32] r4:84cfd440 [ 1326.214105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.214148][ T32] INFO: task kworker/0:46:3275 blocked for more than 452 seconds. [ 1326.214209][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.214256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.214281][ T32] task:kworker/0:46 state:D stack:0 pid:3275 tgid:3275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.214328][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.214397][ T32] Call trace: [ 1326.214433][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.214485][ T32] r10:8291a684 r9:dfc9dd84 r8:00000002 r7:60000013 r6:dfc9dd8c r5:84ed2400 [ 1326.214513][ T32] r4:84ed2400 [ 1326.214533][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.214594][ T32] r5:84ed2400 r4:8291a680 [ 1326.214645][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.214697][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.214762][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc9de08 [ 1326.214810][ T32] r4:00000000 [ 1326.214843][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.214882][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.214917][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.214958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550c640 [ 1326.214990][ T32] r4:00000000 [ 1326.215017][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.215136][ T32] r9:83018005 r8:84ed2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1326.215171][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.215215][ T32] r5:00001000 r4:ecf2b000 [ 1326.215234][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.215271][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.215311][ T32] r5:85a77f8c r4:85a77c00 [ 1326.215339][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.215392][ T32] r7:dddced80 r6:83018000 r5:85a77f8c r4:847be280 [ 1326.215413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.215458][ T32] r10:61c88647 r9:84ed2400 r8:847be2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.215482][ T32] r4:847be280 [ 1326.215501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.215546][ T32] r10:00000000 r9:847be280 r8:80287e08 r7:dfc91e60 r6:847be300 r5:84ed2400 [ 1326.215610][ T32] r4:00000001 [ 1326.215651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.215690][ T32] Exception stack(0xdfc9dfb0 to 0xdfc9dff8) [ 1326.215716][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.215743][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.215769][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.215821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.236352][ T32] r4:84e8f340 [ 1326.236818][ T32] INFO: task kworker/0:46:3275 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.236859][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.236932][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.237059][ T32] Call trace: [ 1326.237118][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.237184][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.237230][ T32] r4:00000000 [ 1326.237255][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.237341][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.237388][ T32] 5d20: a868c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.237419][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.237443][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.237468][ T32] r5:800d0013 r4:80239bb0 [ 1326.237498][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.237578][ T32] r4:82ac21e4 [ 1326.237609][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.237685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.237762][ T32] r4:e0595dc0 [ 1326.237820][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.237867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.237889][ T32] r4:00000000 [ 1326.237918][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.237996][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.238020][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.238092][ T32] r5:00001000 r4:e00c1000 [ 1326.238117][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.238178][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.238246][ T32] r5:84f0c78c r4:84f0c400 [ 1326.238284][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.238355][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.238380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.238427][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.238449][ T32] r4:84ddad00 [ 1326.238468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.238513][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.238554][ T32] r4:00000001 [ 1326.238578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.238614][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.238641][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.238670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.238695][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.238743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.238798][ T32] r4:84cfd440 [ 1326.238846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.238882][ T32] INFO: task kworker/0:47:3277 blocked for more than 452 seconds. [ 1326.238916][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.238940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.238981][ T32] task:kworker/0:47 state:D stack:0 pid:3277 tgid:3277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.239052][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.239098][ T32] Call trace: [ 1326.239129][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.239178][ T32] r10:8291a684 r9:dfca1d84 r8:00000002 r7:60000113 r6:dfca1d8c r5:83866c00 [ 1326.239202][ T32] r4:83866c00 [ 1326.239221][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.239264][ T32] r5:83866c00 r4:8291a680 [ 1326.239282][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.239320][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.239362][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca1e08 [ 1326.239410][ T32] r4:00000000 [ 1326.239435][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.239472][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.239506][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.239547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85505080 [ 1326.239569][ T32] r4:00000000 [ 1326.239588][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.239631][ T32] r9:83018005 r8:83866c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0fd000 [ 1326.239652][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.239713][ T32] r5:00001000 r4:ecfe7000 [ 1326.239737][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.239797][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.239885][ T32] r5:85a78b8c r4:85a78800 [ 1326.239909][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.239970][ T32] r7:dddced80 r6:83018000 r5:85a78b8c r4:847be380 [ 1326.240023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.240078][ T32] r10:61c88647 r9:83866c00 r8:847be3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.240121][ T32] r4:847be380 [ 1326.240163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.240212][ T32] r10:00000000 r9:847be380 r8:80287e08 r7:dfc9de60 r6:847be400 r5:83866c00 [ 1326.240235][ T32] r4:00000001 [ 1326.240253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.240311][ T32] Exception stack(0xdfca1fb0 to 0xdfca1ff8) [ 1326.240341][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.240371][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.240398][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.240426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.240467][ T32] r4:84e8f400 [ 1326.240786][ T32] INFO: task kworker/0:47:3277 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.240845][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.240958][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.241015][ T32] Call trace: [ 1326.241052][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.241105][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.241128][ T32] r4:00000000 [ 1326.241147][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.241185][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.241253][ T32] 5d20: a868c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.241287][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.241313][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.241337][ T32] r5:800d0013 r4:80239bb0 [ 1326.241356][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.241395][ T32] r4:82ac21e4 [ 1326.241435][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.241483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.241505][ T32] r4:e0595dc0 [ 1326.241525][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.241566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.241587][ T32] r4:00000000 [ 1326.241606][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.241670][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.241695][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.241738][ T32] r5:00001000 r4:e00c1000 [ 1326.241757][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.241796][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.241837][ T32] r5:84f0c78c r4:84f0c400 [ 1326.241856][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.241920][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.241944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.242016][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.242039][ T32] r4:84ddad00 [ 1326.242064][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.242109][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.242144][ T32] r4:00000001 [ 1326.242166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.242221][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.242270][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.242301][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.242327][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.242355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.242379][ T32] r4:84cfd440 [ 1326.242399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.242422][ T32] INFO: task kworker/0:48:3280 blocked for more than 452 seconds. [ 1326.242448][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.242471][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.242490][ T32] task:kworker/0:48 state:D stack:0 pid:3280 tgid:3280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.242534][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.242573][ T32] Call trace: [ 1326.242622][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.242674][ T32] r10:8291a684 r9:dfca5d84 r8:00000002 r7:60000113 r6:dfca5d8c r5:84cc8c00 [ 1326.242696][ T32] r4:84cc8c00 [ 1326.242755][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.242813][ T32] r5:84cc8c00 r4:8291a680 [ 1326.242833][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.242870][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.242911][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca5e08 [ 1326.242933][ T32] r4:00000000 [ 1326.242951][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.242985][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.243029][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.243079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85505ec0 [ 1326.243102][ T32] r4:00000000 [ 1326.243121][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.243164][ T32] r9:83018005 r8:84cc8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f113000 [ 1326.243185][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.243247][ T32] r5:00001000 r4:ed069000 [ 1326.243270][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.243309][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.243365][ T32] r5:85a7938c r4:85a79000 [ 1326.243388][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.243432][ T32] r7:dddced80 r6:83018000 r5:85a7938c r4:847be480 [ 1326.243461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.243510][ T32] r10:61c88647 r9:84cc8c00 r8:847be4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.243532][ T32] r4:847be480 [ 1326.243551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.243629][ T32] r10:00000000 r9:847be480 r8:80287e08 r7:dfca1e60 r6:847be500 r5:84cc8c00 [ 1326.243663][ T32] r4:00000001 [ 1326.243682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.243740][ T32] Exception stack(0xdfca5fb0 to 0xdfca5ff8) [ 1326.243769][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.243797][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.243823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.243871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.243897][ T32] r4:84e8f600 [ 1326.244182][ T32] INFO: task kworker/0:48:3280 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.244226][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.244306][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.244368][ T32] Call trace: [ 1326.244402][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.244454][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.244508][ T32] r4:00000000 [ 1326.244561][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.244608][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.244637][ T32] 5d20: a868c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.244666][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.244711][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.244784][ T32] r5:800d0013 r4:80239bb0 [ 1326.244837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.244881][ T32] r4:82ac21e4 [ 1326.244932][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.244989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.245016][ T32] r4:e0595dc0 [ 1326.245035][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.245084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.245106][ T32] r4:00000000 [ 1326.245126][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.245169][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.245219][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.245266][ T32] r5:00001000 r4:e00c1000 [ 1326.245286][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.245338][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.245408][ T32] r5:84f0c78c r4:84f0c400 [ 1326.245429][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.245496][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.245550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.245603][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.245640][ T32] r4:84ddad00 [ 1326.245662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.245707][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.245748][ T32] r4:00000001 [ 1326.245770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.268561][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.268708][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.268771][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.268808][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.268852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.268880][ T32] r4:84cfd440 [ 1326.268907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.268967][ T32] INFO: task kworker/0:49:3281 blocked for more than 452 seconds. [ 1326.269005][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.269031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.269063][ T32] task:kworker/0:49 state:D stack:0 pid:3281 tgid:3281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.269122][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.269187][ T32] Call trace: [ 1326.269219][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.269277][ T32] r10:8291a684 r9:dfca9d84 r8:00000002 r7:60000113 r6:dfca9d8c r5:84d31800 [ 1326.269300][ T32] r4:84d31800 [ 1326.269320][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.269364][ T32] r5:84d31800 r4:8291a680 [ 1326.269384][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.269424][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.269465][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca9e08 [ 1326.269487][ T32] r4:00000000 [ 1326.269506][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.269604][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.269675][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.269722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85505e00 [ 1326.269773][ T32] r4:00000000 [ 1326.269799][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.269851][ T32] r9:83018005 r8:84d31800 r7:00000000 r6:83018000 r5:00001000 r4:7f111000 [ 1326.269876][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.269991][ T32] r5:00001000 r4:ed063000 [ 1326.270038][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.270117][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.270161][ T32] r5:85a78f8c r4:85a78c00 [ 1326.270204][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.270296][ T32] r7:dddced80 r6:83018000 r5:85a78f8c r4:847be580 [ 1326.270357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.270427][ T32] r10:61c88647 r9:84d31800 r8:847be5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.270479][ T32] r4:847be580 [ 1326.270517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.270604][ T32] r10:00000000 r9:847be580 r8:80287e08 r7:dfca1e60 r6:847b9e00 r5:84d31800 [ 1326.270648][ T32] r4:00000001 [ 1326.270672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.270749][ T32] Exception stack(0xdfca9fb0 to 0xdfca9ff8) [ 1326.270800][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.270887][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.270933][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.270996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.271039][ T32] r4:84e8f8c0 [ 1326.271687][ T32] INFO: task kworker/0:49:3281 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.271751][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.271937][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.272021][ T32] Call trace: [ 1326.272089][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.272192][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.272220][ T32] r4:00000000 [ 1326.272298][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.272392][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.272442][ T32] 5d20: a8aaa000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.272497][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.272552][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.272590][ T32] r5:800d0013 r4:80239bb0 [ 1326.272612][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.272658][ T32] r4:82ac21e4 [ 1326.272678][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.272722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.272774][ T32] r4:e0595dc0 [ 1326.272825][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.272914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.272945][ T32] r4:00000000 [ 1326.272967][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.273019][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.273040][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.273119][ T32] r5:00001000 r4:e00c1000 [ 1326.273174][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.273252][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.273300][ T32] r5:84f0c78c r4:84f0c400 [ 1326.273321][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.273409][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.273436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.273521][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.273561][ T32] r4:84ddad00 [ 1326.273581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.273648][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.273696][ T32] r4:00000001 [ 1326.273731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.273806][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.273850][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.273879][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.273910][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.273995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.274051][ T32] r4:84cfd440 [ 1326.274103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.274145][ T32] INFO: task kworker/0:50:3285 blocked for more than 452 seconds. [ 1326.274174][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.274221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.274264][ T32] task:kworker/0:50 state:D stack:0 pid:3285 tgid:3285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.274354][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.274420][ T32] Call trace: [ 1326.274472][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.274562][ T32] r10:8291a684 r9:dfcb9d84 r8:00000002 r7:60000113 r6:dfcb9d8c r5:84d32400 [ 1326.274616][ T32] r4:84d32400 [ 1326.274655][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.274712][ T32] r5:84d32400 r4:8291a680 [ 1326.274757][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.274838][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.274915][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb9e08 [ 1326.274939][ T32] r4:00000000 [ 1326.274984][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.275061][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.275146][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.275195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550cd40 [ 1326.275247][ T32] r4:00000000 [ 1326.275284][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.275369][ T32] r9:83018005 r8:84d32400 r7:00000000 r6:83018000 r5:00001000 r4:7f0e7000 [ 1326.275407][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.275475][ T32] r5:00001000 r4:ecf79000 [ 1326.275519][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.275596][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.275663][ T32] r5:85a7878c r4:85a78400 [ 1326.275684][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.275774][ T32] r7:dddced80 r6:83018000 r5:85a7878c r4:847be600 [ 1326.275823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.296240][ T32] r10:61c88647 r9:84d32400 r8:847be62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.296309][ T32] r4:847be600 [ 1326.296373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.296513][ T32] r10:00000000 r9:847be600 r8:80287e08 r7:dfca1e60 r6:847b9e80 r5:84d32400 [ 1326.296545][ T32] r4:00000001 [ 1326.296577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.296659][ T32] Exception stack(0xdfcb9fb0 to 0xdfcb9ff8) [ 1326.296735][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.296783][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.296828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.296890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.296930][ T32] r4:84e8f840 [ 1326.297590][ T32] INFO: task kworker/0:50:3285 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.297667][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.297816][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.297917][ T32] Call trace: [ 1326.298039][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.298126][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.298152][ T32] r4:00000000 [ 1326.298200][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.298312][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.298378][ T32] 5d20: a8d7f000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.298422][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.298452][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.298504][ T32] r5:800d0013 r4:80239bb0 [ 1326.298548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.298662][ T32] r4:82ac21e4 [ 1326.298699][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.298785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.298840][ T32] r4:e0595dc0 [ 1326.298888][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.298954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.298999][ T32] r4:00000000 [ 1326.299051][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.299148][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.299207][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.299283][ T32] r5:00001000 r4:e00c1000 [ 1326.299333][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.299397][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.299483][ T32] r5:84f0c78c r4:84f0c400 [ 1326.299544][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.299659][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.299704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.299791][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.299837][ T32] r4:84ddad00 [ 1326.299880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.299966][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.300011][ T32] r4:00000001 [ 1326.300040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.300125][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.300184][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.300245][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.300283][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.300323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.300377][ T32] r4:84cfd440 [ 1326.300418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.300516][ T32] INFO: task kworker/0:51:3287 blocked for more than 452 seconds. [ 1326.300570][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.300597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.300619][ T32] task:kworker/0:51 state:D stack:0 pid:3287 tgid:3287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.300729][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.300775][ T32] Call trace: [ 1326.300822][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.300879][ T32] r10:8291a684 r9:dfcc1d84 r8:00000002 r7:60000113 r6:dfcc1d8c r5:84d33000 [ 1326.300905][ T32] r4:84d33000 [ 1326.300934][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.300992][ T32] r5:84d33000 r4:8291a680 [ 1326.301017][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.301066][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.301134][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc1e08 [ 1326.301169][ T32] r4:00000000 [ 1326.301189][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.301270][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.301312][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.301355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ac040 [ 1326.301412][ T32] r4:00000000 [ 1326.301458][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.301542][ T32] r9:83018005 r8:84d33000 r7:00000000 r6:83018000 r5:00001000 r4:7f11d000 [ 1326.301593][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.301660][ T32] r5:00001000 r4:ed0a3000 [ 1326.301684][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.301747][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.301840][ T32] r5:85a7978c r4:85a79400 [ 1326.301888][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.302010][ T32] r7:dddced80 r6:83018000 r5:85a7978c r4:847be680 [ 1326.302075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.302223][ T32] r10:61c88647 r9:84d33000 r8:847be6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.302280][ T32] r4:847be680 [ 1326.302381][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.302469][ T32] r10:00000000 r9:847be680 r8:80287e08 r7:dfcb9e60 r6:847b9f00 r5:84d33000 [ 1326.302523][ T32] r4:00000001 [ 1326.302558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.302604][ T32] Exception stack(0xdfcc1fb0 to 0xdfcc1ff8) [ 1326.302630][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.302658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.302683][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.302711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.302747][ T32] r4:84e8fac0 [ 1326.303134][ T32] INFO: task kworker/0:51:3287 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.303204][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.303265][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.303343][ T32] Call trace: [ 1326.303414][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.303507][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.303533][ T32] r4:00000000 [ 1326.303593][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.303671][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.303752][ T32] 5d20: a8d7f000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.303807][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.303891][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.303946][ T32] r5:800d0013 r4:80239bb0 [ 1326.303989][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.304061][ T32] r4:82ac21e4 [ 1326.304152][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.304250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.304277][ T32] r4:e0595dc0 [ 1326.304305][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.304394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.304451][ T32] r4:00000000 [ 1326.304495][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.304560][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.304628][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.304717][ T32] r5:00001000 r4:e00c1000 [ 1326.304756][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.304813][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.304903][ T32] r5:84f0c78c r4:84f0c400 [ 1326.304964][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.305039][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.305097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.305184][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.305229][ T32] r4:84ddad00 [ 1326.305271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.305361][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.305408][ T32] r4:00000001 [ 1326.305453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.305517][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.305590][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.305638][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.305707][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.305780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.305851][ T32] r4:84cfd440 [ 1326.332676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.332819][ T32] INFO: task kworker/0:52:3288 blocked for more than 452 seconds. [ 1326.332902][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.332952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.332998][ T32] task:kworker/0:52 state:D stack:0 pid:3288 tgid:3288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.333077][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.333145][ T32] Call trace: [ 1326.333198][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.333286][ T32] r10:8291a684 r9:dfcc5d84 r8:00000002 r7:60000113 r6:dfcc5d8c r5:84d34800 [ 1326.333353][ T32] r4:84d34800 [ 1326.333387][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.333453][ T32] r5:84d34800 r4:8291a680 [ 1326.333486][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.333549][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.333599][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc5e08 [ 1326.333645][ T32] r4:00000000 [ 1326.333675][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.333713][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.333753][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.333794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85369ac0 [ 1326.333820][ T32] r4:00000000 [ 1326.333840][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.333911][ T32] r9:83018005 r8:84d34800 r7:00000000 r6:83018000 r5:00001000 r4:7f0f7000 [ 1326.333939][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.334079][ T32] r5:00001000 r4:ed041000 [ 1326.334109][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.334162][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.334214][ T32] r5:85a7af8c r4:85a7ac00 [ 1326.334269][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.334323][ T32] r7:dddced80 r6:83018000 r5:85a7af8c r4:847be700 [ 1326.334344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.334414][ T32] r10:61c88647 r9:84d34800 r8:847be72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.334463][ T32] r4:847be700 [ 1326.334511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.334564][ T32] r10:00000000 r9:847be700 r8:80287e08 r7:dfcc1e60 r6:847b9f80 r5:84d34800 [ 1326.334588][ T32] r4:00000001 [ 1326.334607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.334692][ T32] Exception stack(0xdfcc5fb0 to 0xdfcc5ff8) [ 1326.334735][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.334767][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.334841][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.334875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.334918][ T32] r4:84e8fac0 [ 1326.335556][ T32] INFO: task kworker/0:52:3288 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.335628][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.335699][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.335796][ T32] Call trace: [ 1326.335872][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.349077][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.349159][ T32] r4:00000000 [ 1326.349184][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.349298][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.349365][ T32] 5d20: a968a000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.349412][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.349441][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.349497][ T32] r5:800d0013 r4:80239bb0 [ 1326.349535][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.349631][ T32] r4:82ac21e4 [ 1326.349662][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.349739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.349783][ T32] r4:e0595dc0 [ 1326.349831][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.349908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.349934][ T32] r4:00000000 [ 1326.350009][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.350094][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.350132][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.350185][ T32] r5:00001000 r4:e00c1000 [ 1326.350208][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.350293][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.350386][ T32] r5:84f0c78c r4:84f0c400 [ 1326.350413][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.350478][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.350535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.350609][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.350685][ T32] r4:84ddad00 [ 1326.350723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.350818][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.350871][ T32] r4:00000001 [ 1326.350908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.350981][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.351051][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.351112][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.351164][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.351197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.351249][ T32] r4:84cfd440 [ 1326.351299][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.351362][ T32] INFO: task kworker/0:53:3290 blocked for more than 452 seconds. [ 1326.351445][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.351512][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.351554][ T32] task:kworker/0:53 state:D stack:0 pid:3290 tgid:3290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.351663][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.351745][ T32] Call trace: [ 1326.351817][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.351916][ T32] r10:8291a684 r9:dfccdd84 r8:00000002 r7:60000113 r6:dfccdd8c r5:84d35400 [ 1326.351978][ T32] r4:84d35400 [ 1326.352023][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.352125][ T32] r5:84d35400 r4:8291a680 [ 1326.352166][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.352219][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.352308][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfccde08 [ 1326.352359][ T32] r4:00000000 [ 1326.352400][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.352447][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.352521][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.352603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853da480 [ 1326.352640][ T32] r4:00000000 [ 1326.352664][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.352732][ T32] r9:83018005 r8:84d35400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1326.352794][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.352856][ T32] r5:00001000 r4:eccf3000 [ 1326.352877][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.352917][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.352972][ T32] r5:85a79b8c r4:85a79800 [ 1326.352995][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.353040][ T32] r7:dddced80 r6:83018000 r5:85a79b8c r4:847be780 [ 1326.353067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.353113][ T32] r10:61c88647 r9:84d35400 r8:847be7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.353134][ T32] r4:847be780 [ 1326.353181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.353236][ T32] r10:00000000 r9:847be780 r8:80287e08 r7:dfcc5e60 r6:84daf000 r5:84d35400 [ 1326.353260][ T32] r4:00000001 [ 1326.353279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.353313][ T32] Exception stack(0xdfccdfb0 to 0xdfccdff8) [ 1326.353357][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.353399][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.353428][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.353478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.353536][ T32] r4:84e8fc00 [ 1326.354162][ T32] INFO: task kworker/0:53:3290 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.354237][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.354331][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.354383][ T32] Call trace: [ 1326.354464][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.354570][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.354615][ T32] r4:00000000 [ 1326.354642][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.354730][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.354786][ T32] 5d20: a968a000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.354861][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.354907][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.354933][ T32] r5:800d0013 r4:80239bb0 [ 1326.354953][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.354996][ T32] r4:82ac21e4 [ 1326.355041][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.355124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.355148][ T32] r4:e0595dc0 [ 1326.355167][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.355208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.355230][ T32] r4:00000000 [ 1326.355272][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.355322][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.355344][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.355385][ T32] r5:00001000 r4:e00c1000 [ 1326.355404][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.355461][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.355509][ T32] r5:84f0c78c r4:84f0c400 [ 1326.355529][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.355612][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.355636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.355700][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.355740][ T32] r4:84ddad00 [ 1326.355773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.355873][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.376407][ T32] r4:00000001 [ 1326.376466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.376749][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.376793][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.376879][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.376907][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.376939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.376981][ T32] r4:84cfd440 [ 1326.377018][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.377061][ T32] INFO: task kworker/0:54:3291 blocked for more than 452 seconds. [ 1326.377097][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.377143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.377175][ T32] task:kworker/0:54 state:D stack:0 pid:3291 tgid:3291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.377269][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.377330][ T32] Call trace: [ 1326.377397][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.377469][ T32] r10:8291a684 r9:dfcd1d84 r8:00000002 r7:60000113 r6:dfcd1d8c r5:84d33c00 [ 1326.377506][ T32] r4:84d33c00 [ 1326.377554][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.377612][ T32] r5:84d33c00 r4:8291a680 [ 1326.377685][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.377765][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.377862][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd1e08 [ 1326.377915][ T32] r4:00000000 [ 1326.377984][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.378067][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.378141][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.378228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853da5c0 [ 1326.378300][ T32] r4:00000000 [ 1326.378377][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.378467][ T32] r9:83018005 r8:84d33c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1326.378505][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.378566][ T32] r5:00001000 r4:ecd3f000 [ 1326.378617][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.378698][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.378785][ T32] r5:85a79f8c r4:85a79c00 [ 1326.378823][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.378932][ T32] r7:dddced80 r6:83018000 r5:85a79f8c r4:847be800 [ 1326.379003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.379103][ T32] r10:61c88647 r9:84d33c00 r8:847be82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.379156][ T32] r4:847be800 [ 1326.379202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.379280][ T32] r10:00000000 r9:847be800 r8:80287e08 r7:dfcc5e60 r6:84daf080 r5:84d33c00 [ 1326.379312][ T32] r4:00000001 [ 1326.379364][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.379427][ T32] Exception stack(0xdfcd1fb0 to 0xdfcd1ff8) [ 1326.379485][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.379532][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.379570][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.379642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.379700][ T32] r4:84e8fc00 [ 1326.380370][ T32] INFO: task kworker/0:54:3291 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.380483][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.380577][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.380674][ T32] Call trace: [ 1326.380764][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.380852][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.380928][ T32] r4:00000000 [ 1326.380978][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.381056][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.381111][ T32] 5d20: a9a03000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.381170][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.381228][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.381282][ T32] r5:800d0013 r4:80239bb0 [ 1326.381310][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.381486][ T32] r4:82ac21e4 [ 1326.381542][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.381639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.381693][ T32] r4:e0595dc0 [ 1326.381735][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.381838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.381890][ T32] r4:00000000 [ 1326.381927][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.382066][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.382132][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.382224][ T32] r5:00001000 r4:e00c1000 [ 1326.382267][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.382342][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.382436][ T32] r5:84f0c78c r4:84f0c400 [ 1326.382487][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.382562][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.382585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.382639][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.382663][ T32] r4:84ddad00 [ 1326.382685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.382780][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.382809][ T32] r4:00000001 [ 1326.382829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.382878][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.382911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.382960][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.383018][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.383069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.383092][ T32] r4:84cfd440 [ 1326.383136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.383176][ T32] INFO: task kworker/0:55:3293 blocked for more than 452 seconds. [ 1326.383220][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.383268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.383315][ T32] task:kworker/0:55 state:D stack:0 pid:3293 tgid:3293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.383382][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.383461][ T32] Call trace: [ 1326.383500][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.383597][ T32] r10:8291a684 r9:dfcd9d84 r8:00000002 r7:60000113 r6:dfcd9d8c r5:84d30c00 [ 1326.383658][ T32] r4:84d30c00 [ 1326.383696][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.383753][ T32] r5:84d30c00 r4:8291a680 [ 1326.383801][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.383876][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.383980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd9e08 [ 1326.384057][ T32] r4:00000000 [ 1326.384107][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.384190][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.384232][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.384321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853daa40 [ 1326.384382][ T32] r4:00000000 [ 1326.384423][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.384487][ T32] r9:83018005 r8:84d30c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1326.384539][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.384620][ T32] r5:00001000 r4:ed203000 [ 1326.384663][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.384720][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.384841][ T32] r5:85af038c r4:85af0000 [ 1326.384893][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.384966][ T32] r7:dddced80 r6:83018000 r5:85af038c r4:847be880 [ 1326.384990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.385092][ T32] r10:61c88647 r9:84d30c00 r8:847be8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.385137][ T32] r4:847be880 [ 1326.385178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.385241][ T32] r10:00000000 r9:847be880 r8:80287e08 r7:dfcc5e60 r6:84daf100 r5:84d30c00 [ 1326.385293][ T32] r4:00000001 [ 1326.385330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.385401][ T32] Exception stack(0xdfcd9fb0 to 0xdfcd9ff8) [ 1326.385476][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.385559][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.385615][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.385706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.385735][ T32] r4:84e8fd40 [ 1326.409362][ T32] INFO: task kworker/0:55:3293 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.409496][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.409612][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.409758][ T32] Call trace: [ 1326.409835][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.409936][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.410018][ T32] r4:00000000 [ 1326.410081][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.410171][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.410269][ T32] 5d20: a9efa000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.410375][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.410436][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.410464][ T32] r5:800d0013 r4:80239bb0 [ 1326.410504][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.410588][ T32] r4:82ac21e4 [ 1326.410638][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.410714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.410763][ T32] r4:e0595dc0 [ 1326.410810][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.410894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.410938][ T32] r4:00000000 [ 1326.410965][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.411110][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.411169][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.411236][ T32] r5:00001000 r4:e00c1000 [ 1326.411287][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.411366][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.411447][ T32] r5:84f0c78c r4:84f0c400 [ 1326.411473][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.411585][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.411643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.411713][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.411767][ T32] r4:84ddad00 [ 1326.411853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.411939][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.411979][ T32] r4:00000001 [ 1326.412026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.412119][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.412205][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.412273][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.412322][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.412387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.412424][ T32] r4:84cfd440 [ 1326.412457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.412539][ T32] INFO: task kworker/0:56:3297 blocked for more than 452 seconds. [ 1326.412589][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.412614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.412635][ T32] task:kworker/0:56 state:D stack:0 pid:3297 tgid:3297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.412720][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.412842][ T32] Call trace: [ 1326.412904][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.412973][ T32] r10:8291a684 r9:dfce9d84 r8:00000002 r7:60000113 r6:dfce9d8c r5:84d2b000 [ 1326.413027][ T32] r4:84d2b000 [ 1326.413068][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.413117][ T32] r5:84d2b000 r4:8291a680 [ 1326.413147][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.413190][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.413257][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce9e08 [ 1326.413304][ T32] r4:00000000 [ 1326.413327][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.413364][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.413407][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.413452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85369800 [ 1326.413475][ T32] r4:00000000 [ 1326.413495][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.413538][ T32] r9:83018005 r8:84d2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ef000 [ 1326.413579][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.413646][ T32] r5:00001000 r4:ed011000 [ 1326.413690][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.413753][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.413803][ T32] r5:85a7a38c r4:85a7a000 [ 1326.413824][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.413868][ T32] r7:dddced80 r6:83018000 r5:85a7a38c r4:847be900 [ 1326.413888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.413933][ T32] r10:61c88647 r9:84d2b000 r8:847be92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.413996][ T32] r4:847be900 [ 1326.414054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.414154][ T32] r10:00000000 r9:847be900 r8:80287e08 r7:dfcc5e60 r6:84daf280 r5:84d2b000 [ 1326.414181][ T32] r4:00000001 [ 1326.414200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.414276][ T32] Exception stack(0xdfce9fb0 to 0xdfce9ff8) [ 1326.414318][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.414352][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.414388][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.414420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.414442][ T32] r4:84e8fec0 [ 1326.414778][ T32] INFO: task kworker/0:56:3297 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.414820][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.414898][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.414967][ T32] Call trace: [ 1326.415023][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.415082][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.415141][ T32] r4:00000000 [ 1326.415165][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.415205][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.415234][ T32] 5d20: a9efa000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.415282][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.415312][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.415337][ T32] r5:800d0013 r4:80239bb0 [ 1326.415357][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.415397][ T32] r4:82ac21e4 [ 1326.415445][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.415517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.415542][ T32] r4:e0595dc0 [ 1326.415577][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.415655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.415689][ T32] r4:00000000 [ 1326.415738][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.415870][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.428099][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.428259][ T32] r5:00001000 r4:e00c1000 [ 1326.428320][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.428384][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.428475][ T32] r5:84f0c78c r4:84f0c400 [ 1326.428518][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.428609][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.428647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.428739][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.428793][ T32] r4:84ddad00 [ 1326.428837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.428939][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.428987][ T32] r4:00000001 [ 1326.429018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.429106][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.429166][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.429225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.429282][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.429348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.429403][ T32] r4:84cfd440 [ 1326.429455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.429517][ T32] INFO: task kworker/0:57:3298 blocked for more than 452 seconds. [ 1326.429576][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.429607][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.429661][ T32] task:kworker/0:57 state:D stack:0 pid:3298 tgid:3298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.429749][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.429799][ T32] Call trace: [ 1326.429918][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.430078][ T32] r10:8291a684 r9:dfcedd84 r8:00000002 r7:60000113 r6:dfcedd8c r5:84d36c00 [ 1326.430111][ T32] r4:84d36c00 [ 1326.430133][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.430179][ T32] r5:84d36c00 r4:8291a680 [ 1326.430199][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.430238][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.430281][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcede08 [ 1326.430304][ T32] r4:00000000 [ 1326.430325][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.430362][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.430398][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.430440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85369880 [ 1326.430474][ T32] r4:00000000 [ 1326.430500][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.430547][ T32] r9:83018005 r8:84d36c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0f3000 [ 1326.430568][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.430610][ T32] r5:00001000 r4:ed02d000 [ 1326.430629][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.430667][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.430709][ T32] r5:85a7a78c r4:85a7a400 [ 1326.430731][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.430776][ T32] r7:dddced80 r6:83018000 r5:85a7a78c r4:847be980 [ 1326.430802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.430850][ T32] r10:61c88647 r9:84d36c00 r8:847be9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.430872][ T32] r4:847be980 [ 1326.430891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.430967][ T32] r10:00000000 r9:847be980 r8:80287e08 r7:dfcc5e60 r6:84daf300 r5:84d36c00 [ 1326.431015][ T32] r4:00000001 [ 1326.431035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.431091][ T32] Exception stack(0xdfcedfb0 to 0xdfcedff8) [ 1326.431143][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.431173][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.431202][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.431268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.431304][ T32] r4:84e8f540 [ 1326.431937][ T32] INFO: task kworker/0:57:3298 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.431992][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.432113][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.432200][ T32] Call trace: [ 1326.432276][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.432384][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.432430][ T32] r4:00000000 [ 1326.432462][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.432548][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.432590][ T32] 5d20: a9efa000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.432620][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.432645][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.432669][ T32] r5:800d0013 r4:80239bb0 [ 1326.432692][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.432756][ T32] r4:82ac21e4 [ 1326.432808][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.432874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.432898][ T32] r4:e0595dc0 [ 1326.432918][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.432962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.432985][ T32] r4:00000000 [ 1326.433004][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.433054][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.433076][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.433154][ T32] r5:00001000 r4:e00c1000 [ 1326.433178][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.433234][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.433303][ T32] r5:84f0c78c r4:84f0c400 [ 1326.433333][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.433381][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.433402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.433451][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.433474][ T32] r4:84ddad00 [ 1326.433493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.433537][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.433570][ T32] r4:00000001 [ 1326.433594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.433632][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.433677][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.433711][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.433737][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.433766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.433802][ T32] r4:84cfd440 [ 1326.433833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.433859][ T32] INFO: task kworker/0:58:3300 blocked for more than 452 seconds. [ 1326.433887][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.433910][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.433931][ T32] task:kworker/0:58 state:D stack:0 pid:3300 tgid:3300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.434033][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.434113][ T32] Call trace: [ 1326.434159][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.434209][ T32] r10:8291a684 r9:dfc99d84 r8:00000002 r7:60000113 r6:dfc99d8c r5:84cc9800 [ 1326.434252][ T32] r4:84cc9800 [ 1326.434276][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.434320][ T32] r5:84cc9800 r4:8291a680 [ 1326.434340][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.434378][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.434420][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc99e08 [ 1326.434441][ T32] r4:00000000 [ 1326.434460][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.434497][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.434542][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.434589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853699c0 [ 1326.434630][ T32] r4:00000000 [ 1326.434654][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.434699][ T32] r9:83018005 r8:84cc9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0f5000 [ 1326.434720][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.434762][ T32] r5:00001000 r4:ed037000 [ 1326.434781][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.434823][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.434875][ T32] r5:85a7ab8c r4:85a7a800 [ 1326.434910][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.434963][ T32] r7:dddced80 r6:83018000 r5:85a7ab8c r4:847bea00 [ 1326.434986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.435032][ T32] r10:61c88647 r9:84cc9800 r8:847bea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.435060][ T32] r4:847bea00 [ 1326.435079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.435126][ T32] r10:00000000 r9:847bea00 r8:80287e08 r7:dfcc5e60 r6:847bea80 r5:84cc9800 [ 1326.435148][ T32] r4:00000001 [ 1326.435189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.435259][ T32] Exception stack(0xdfc99fb0 to 0xdfc99ff8) [ 1326.435287][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.435316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.435371][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.435408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.435450][ T32] r4:84c91280 [ 1326.468156][ T32] INFO: task kworker/0:58:3300 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.468312][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.468470][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.468729][ T32] Call trace: [ 1326.468939][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.469067][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.469887][ T32] r4:00000000 [ 1326.469943][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.470070][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.470139][ T32] 5d20: aa50a000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.470809][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.470906][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.470966][ T32] r5:800d0013 r4:80239bb0 [ 1326.471144][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.471247][ T32] r4:82ac21e4 [ 1326.471361][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.471479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.471536][ T32] r4:e0595dc0 [ 1326.471580][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.471688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.471791][ T32] r4:00000000 [ 1326.471847][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.472007][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.472067][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.472332][ T32] r5:00001000 r4:e00c1000 [ 1326.473173][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.473269][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.473378][ T32] r5:84f0c78c r4:84f0c400 [ 1326.473598][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.473705][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.473819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.473926][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.474747][ T32] r4:84ddad00 [ 1326.474857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.474966][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.475019][ T32] r4:00000001 [ 1326.475627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.475715][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.475774][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.502905][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.503080][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.503336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.503540][ T32] r4:84cfd440 [ 1326.503652][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.503725][ T32] INFO: task kworker/0:60:3305 blocked for more than 453 seconds. [ 1326.503883][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.503944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.503992][ T32] task:kworker/0:60 state:D stack:0 pid:3305 tgid:3305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.504325][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.504456][ T32] Call trace: [ 1326.504653][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.504782][ T32] r10:8291a684 r9:dfd01d84 r8:00000002 r7:60000113 r6:dfd01d8c r5:84ccb000 [ 1326.504986][ T32] r4:84ccb000 [ 1326.505042][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.505143][ T32] r5:84ccb000 r4:8291a680 [ 1326.505189][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.505301][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.505399][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd01e08 [ 1326.505451][ T32] r4:00000000 [ 1326.505494][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.505986][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.516457][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.516626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85369bc0 [ 1326.516718][ T32] r4:00000000 [ 1326.516938][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.517047][ T32] r9:83018005 r8:84ccb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0f9000 [ 1326.517124][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.517228][ T32] r5:00001000 r4:ed05b000 [ 1326.517275][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.517362][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.517451][ T32] r5:85a7b38c r4:85a7b000 [ 1326.517496][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.517622][ T32] r7:dddced80 r6:83018000 r5:85a7b38c r4:847bec00 [ 1326.517725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.517854][ T32] r10:61c88647 r9:84ccb000 r8:847bec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.517903][ T32] r4:847bec00 [ 1326.517948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.518084][ T32] r10:00000000 r9:847bec00 r8:80287e08 r7:dfcf1e60 r6:847bec80 r5:84ccb000 [ 1326.518305][ T32] r4:00000001 [ 1326.518357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.518441][ T32] Exception stack(0xdfd01fb0 to 0xdfd01ff8) [ 1326.518623][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.518824][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.518891][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.518976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.519294][ T32] r4:84c912c0 [ 1326.520096][ T32] INFO: task kworker/0:60:3305 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.520174][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.520318][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.520472][ T32] Call trace: [ 1326.521010][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.521176][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.521296][ T32] r4:00000000 [ 1326.521349][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.521501][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.521573][ T32] 5d20: aa81b000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.521729][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.521939][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.522068][ T32] r5:800d0013 r4:80239bb0 [ 1326.522184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.522609][ T32] r4:82ac21e4 [ 1326.522726][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.522934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.523154][ T32] r4:e0595dc0 [ 1326.523205][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.523590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.523695][ T32] r4:00000000 [ 1326.523746][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.523913][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.524035][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.524451][ T32] r5:00001000 r4:e00c1000 [ 1326.524564][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.524656][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.524747][ T32] r5:84f0c78c r4:84f0c400 [ 1326.524796][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.525027][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.525094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.525644][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.525845][ T32] r4:84ddad00 [ 1326.553843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.554072][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.554132][ T32] r4:00000001 [ 1326.554177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.554269][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.554392][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.554464][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.554528][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.554598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.554648][ T32] r4:84cfd440 [ 1326.554698][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.555197][ T32] INFO: task kworker/1:156:3638 blocked for more than 453 seconds. [ 1326.555277][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.555333][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.555381][ T32] task:kworker/1:156 state:D stack:0 pid:3638 tgid:3638 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.555510][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.555637][ T32] Call trace: [ 1326.555714][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.555819][ T32] r10:8291a684 r9:e0125d84 r8:00000002 r7:60000113 r6:e0125d8c r5:84e43000 [ 1326.563506][ T32] r4:84e43000 [ 1326.563612][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.563741][ T32] r5:84e43000 r4:8291a680 [ 1326.563787][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.563875][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.563972][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0125e08 [ 1326.564028][ T32] r4:00000000 [ 1326.564083][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.564159][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.564238][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.564337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502fdc0 [ 1326.564392][ T32] r4:00000000 [ 1326.564465][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.564593][ T32] r9:83018205 r8:84e43000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1326.564651][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.564747][ T32] r5:00001000 r4:e073f000 [ 1326.564809][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.564903][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.564993][ T32] r5:84471f8c r4:84471c00 [ 1326.565041][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.565150][ T32] r7:ddde2d80 r6:83018200 r5:84471f8c r4:84c60680 [ 1326.565225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.565332][ T32] r10:61c88647 r9:84e43000 r8:84c606ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.565380][ T32] r4:84c60680 [ 1326.565424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.565519][ T32] r10:00000000 r9:84c60680 r8:80287e08 r7:e00f9e60 r6:84da8d00 r5:84e43000 [ 1326.565569][ T32] r4:00000001 [ 1326.565615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.565698][ T32] Exception stack(0xe0125fb0 to 0xe0125ff8) [ 1326.565763][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.580667][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.580832][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.580906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.581036][ T32] r4:84f70340 [ 1326.581877][ T32] INFO: task kworker/1:156:3638 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.581996][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.582150][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.582292][ T32] Call trace: [ 1326.582394][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.582517][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.582568][ T32] r4:00000000 [ 1326.582616][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.582703][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.582766][ T32] 5d20: aaff2000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.582833][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.582893][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.582948][ T32] r5:800d0013 r4:80239bb0 [ 1326.582994][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.583090][ T32] r4:82ac21e4 [ 1326.583136][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.583230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.583279][ T32] r4:e0595dc0 [ 1326.583326][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.583416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.583463][ T32] r4:00000000 [ 1326.583507][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.583613][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.583760][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.583861][ T32] r5:00001000 r4:e00c1000 [ 1326.583908][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.583989][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.584088][ T32] r5:84f0c78c r4:84f0c400 [ 1326.584137][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.584238][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.584287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.584382][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.584434][ T32] r4:84ddad00 [ 1326.584477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.584582][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.584629][ T32] r4:00000001 [ 1326.584670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.584744][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.584802][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.584926][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.585024][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.585129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.585219][ T32] r4:84cfd440 [ 1326.585272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.585409][ T32] INFO: task kworker/1:159:3749 blocked for more than 453 seconds. [ 1326.585481][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.585533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.585579][ T32] task:kworker/1:159 state:D stack:0 pid:3749 tgid:3749 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.585675][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.585766][ T32] Call trace: [ 1326.585835][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.606592][ T32] r10:8291a684 r9:e0539d84 r8:00000002 r7:60000113 r6:e0539d8c r5:844f6c00 [ 1326.606727][ T32] r4:844f6c00 [ 1326.606777][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.606907][ T32] r5:844f6c00 r4:8291a680 [ 1326.606948][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.607027][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.607129][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0539e08 [ 1326.607177][ T32] r4:00000000 [ 1326.607225][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.607342][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.607723][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.607827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f63a80 [ 1326.607878][ T32] r4:00000000 [ 1326.607923][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.608034][ T32] r9:83018205 r8:844f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1326.608092][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.608190][ T32] r5:00001000 r4:e04f5000 [ 1326.608235][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.608315][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.608402][ T32] r5:84e03b8c r4:84e03800 [ 1326.608446][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.608553][ T32] r7:ddde2d80 r6:83018200 r5:84e03b8c r4:84ec1600 [ 1326.608690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.608800][ T32] r10:61c88647 r9:844f6c00 r8:84ec162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.608853][ T32] r4:84ec1600 [ 1326.608898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.608998][ T32] r10:00000000 r9:84ec1600 r8:80287e08 r7:e0125e60 r6:84dda480 r5:844f6c00 [ 1326.609147][ T32] r4:00000001 [ 1326.609244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.609334][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1326.609398][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.609460][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.609517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.609578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.609716][ T32] r4:8477da00 [ 1326.610582][ T32] INFO: task kworker/1:159:3749 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.610664][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.610798][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.610975][ T32] Call trace: [ 1326.611044][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.611161][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.611213][ T32] r4:00000000 [ 1326.611264][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.611411][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.611524][ T32] 5d20: ab301000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.611596][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.611652][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.611704][ T32] r5:800d0013 r4:80239bb0 [ 1326.611749][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.611847][ T32] r4:82ac21e4 [ 1326.611892][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.611984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.612032][ T32] r4:e0595dc0 [ 1326.612081][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.612172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.612220][ T32] r4:00000000 [ 1326.612265][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.612358][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.612403][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.612491][ T32] r5:00001000 r4:e00c1000 [ 1326.612537][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.612720][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.612822][ T32] r5:84f0c78c r4:84f0c400 [ 1326.612872][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.613031][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.613090][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.613188][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.613254][ T32] r4:84ddad00 [ 1326.613297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.613421][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.613519][ T32] r4:00000001 [ 1326.613567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.613675][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.613738][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.613802][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.613904][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.613998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.614052][ T32] r4:84cfd440 [ 1326.614110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.614183][ T32] INFO: task kworker/0:169:3771 blocked for more than 453 seconds. [ 1326.614250][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.614303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.614347][ T32] task:kworker/0:169 state:D stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.614438][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.614530][ T32] Call trace: [ 1326.614634][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.614740][ T32] r10:8291a684 r9:e0581d84 r8:00000002 r7:60000013 r6:e0581d8c r5:84fb0c00 [ 1326.614811][ T32] r4:84fb0c00 [ 1326.614960][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.615067][ T32] r5:84fb0c00 r4:8291a680 [ 1326.615113][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.615194][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.615286][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0581e08 [ 1326.615335][ T32] r4:00000000 [ 1326.615379][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.615458][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.615531][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.615690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1326.615801][ T32] r4:00000000 [ 1326.642616][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.642717][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1326.642777][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.642858][ T32] r5:00001000 r4:df927000 [ 1326.642944][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.642998][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.643041][ T32] r5:84f0cf8c r4:84f0cc00 [ 1326.643067][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.643145][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1326.643171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.643220][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.643254][ T32] r4:84ddab80 [ 1326.643311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.643442][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1326.643507][ T32] r4:00000001 [ 1326.643567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.643614][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.643645][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.643674][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.643730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.643766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.643846][ T32] r4:84cfd140 [ 1326.644310][ T32] INFO: task kworker/0:169:3771 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.644354][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.644494][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.644548][ T32] Call trace: [ 1326.644610][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.644669][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.644724][ T32] r4:00000000 [ 1326.644775][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.644840][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.644874][ T32] 5d20: ab6b7000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.644932][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.644990][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.645019][ T32] r5:800d0013 r4:80239bb0 [ 1326.645041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.645091][ T32] r4:82ac21e4 [ 1326.645112][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.645154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.645176][ T32] r4:e0595dc0 [ 1326.645195][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.645236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.645327][ T32] r4:00000000 [ 1326.645353][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.645402][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.645424][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.645466][ T32] r5:00001000 r4:e00c1000 [ 1326.645499][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.645544][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.645588][ T32] r5:84f0c78c r4:84f0c400 [ 1326.645607][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.645654][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.645675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.645724][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.645747][ T32] r4:84ddad00 [ 1326.645768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.652187][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.652334][ T32] r4:00000001 [ 1326.652377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.652525][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.652585][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.652645][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.652703][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.652737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.652814][ T32] r4:84cfd440 [ 1326.652842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.652880][ T32] INFO: task kworker/0:173:3778 blocked for more than 453 seconds. [ 1326.652914][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.653039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.653072][ T32] task:kworker/0:173 state:D stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.653130][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.653212][ T32] Call trace: [ 1326.653269][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.653405][ T32] r10:8291a684 r9:e04c5d84 r8:00000002 r7:60000113 r6:e04c5d8c r5:84fb4800 [ 1326.653433][ T32] r4:84fb4800 [ 1326.653477][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.653525][ T32] r5:84fb4800 r4:8291a680 [ 1326.653546][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.653586][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.653630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04c5e08 [ 1326.653677][ T32] r4:00000000 [ 1326.653703][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.653789][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.653852][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.653946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1326.654025][ T32] r4:00000000 [ 1326.654050][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.654110][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1326.654135][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.654215][ T32] r5:00001000 r4:e00cd000 [ 1326.654267][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.654313][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.654381][ T32] r5:84f0cb8c r4:84f0c800 [ 1326.654407][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.654458][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1326.654480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.654534][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.654557][ T32] r4:84ddad80 [ 1326.654577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.654622][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1326.654645][ T32] r4:00000001 [ 1326.654665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.654701][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1326.654729][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.654758][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.654785][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.654830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.654859][ T32] r4:84cfd540 [ 1326.655309][ T32] INFO: task kworker/0:173:3778 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.655348][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.655408][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.655452][ T32] Call trace: [ 1326.655515][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.655569][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.655593][ T32] r4:00000000 [ 1326.655614][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.655678][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.655721][ T32] 5d20: ab6b7000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.655753][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.655780][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.655867][ T32] r5:800d0013 r4:80239bb0 [ 1326.660618][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.660696][ T32] r4:82ac21e4 [ 1326.660719][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.660765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.660790][ T32] r4:e0595dc0 [ 1326.660827][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.660875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.660948][ T32] r4:00000000 [ 1326.660998][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.661050][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.661079][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.661126][ T32] r5:00001000 r4:e00c1000 [ 1326.661146][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.661237][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.661286][ T32] r5:84f0c78c r4:84f0c400 [ 1326.661310][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.661384][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.661419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.661469][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.661493][ T32] r4:84ddad00 [ 1326.661524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.661577][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.661601][ T32] r4:00000001 [ 1326.661620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.661658][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.661687][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.661716][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.661743][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.661772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.661807][ T32] r4:84cfd440 [ 1326.661835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.661874][ T32] INFO: task kworker/0:174:3781 blocked for more than 453 seconds. [ 1326.661908][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.661986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.662035][ T32] task:kworker/0:174 state:D stack:0 pid:3781 tgid:3781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.662124][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.662253][ T32] Call trace: [ 1326.662317][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.662376][ T32] r10:8291a684 r9:e05a1d84 r8:00000002 r7:60000013 r6:e05a1d8c r5:84fb2400 [ 1326.662412][ T32] r4:84fb2400 [ 1326.662450][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.662498][ T32] r5:84fb2400 r4:8291a680 [ 1326.662519][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.662558][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.662613][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a1e08 [ 1326.662640][ T32] r4:00000000 [ 1326.662661][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.662696][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.662730][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.662803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd9c0 [ 1326.662859][ T32] r4:00000000 [ 1326.662882][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.662927][ T32] r9:83018005 r8:84fb2400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1326.662948][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.662990][ T32] r5:00001000 r4:df995000 [ 1326.663010][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.663049][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.663108][ T32] r5:84f0d38c r4:84f0d000 [ 1326.663133][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.663204][ T32] r7:dddced80 r6:83018000 r5:84f0d38c r4:84ddae00 [ 1326.663229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.663276][ T32] r10:61c88647 r9:84fb2400 r8:84ddae2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.663300][ T32] r4:84ddae00 [ 1326.663345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.663396][ T32] r10:00000000 r9:84ddae00 r8:80287e08 r7:e0581e60 r6:84ec1c80 r5:84fb2400 [ 1326.663419][ T32] r4:00000001 [ 1326.663438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.663474][ T32] Exception stack(0xe05a1fb0 to 0xe05a1ff8) [ 1326.663501][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.663553][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.663612][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.663653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.663679][ T32] r4:84cfd680 [ 1326.664159][ T32] INFO: task kworker/0:174:3781 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.664201][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.664285][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.664411][ T32] Call trace: [ 1326.664560][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.664618][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.664667][ T32] r4:00000000 [ 1326.664738][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.664811][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.664843][ T32] 5d20: ab6b7000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.664872][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.664897][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.664922][ T32] r5:800d0013 r4:80239bb0 [ 1326.664942][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.664982][ T32] r4:82ac21e4 [ 1326.665002][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.665059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.665116][ T32] r4:e0595dc0 [ 1326.665156][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.665227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.665255][ T32] r4:00000000 [ 1326.665287][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.665337][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.665360][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.665429][ T32] r5:00001000 r4:e00c1000 [ 1326.665455][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.665497][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.665539][ T32] r5:84f0c78c r4:84f0c400 [ 1326.665560][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.665631][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.665657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.665724][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.665781][ T32] r4:84ddad00 [ 1326.665804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.682732][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.682806][ T32] r4:00000001 [ 1326.682834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.682900][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.682931][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.682973][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.683017][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.683084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.683139][ T32] r4:84cfd440 [ 1326.683169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.683202][ T32] INFO: task kworker/0:175:3783 blocked for more than 453 seconds. [ 1326.683236][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.683261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.683309][ T32] task:kworker/0:175 state:D stack:0 pid:3783 tgid:3783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.683372][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.683449][ T32] Call trace: [ 1326.683482][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.683535][ T32] r10:8291a684 r9:e05a9d84 r8:00000002 r7:60000113 r6:e05a9d8c r5:84fb5400 [ 1326.683559][ T32] r4:84fb5400 [ 1326.683579][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.683622][ T32] r5:84fb5400 r4:8291a680 [ 1326.683642][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.683681][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.683724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a9e08 [ 1326.683747][ T32] r4:00000000 [ 1326.683767][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.683801][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.683839][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.683880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfdbc0 [ 1326.683902][ T32] r4:00000000 [ 1326.683922][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.683970][ T32] r9:83018005 r8:84fb5400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1326.684019][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.684076][ T32] r5:00001000 r4:dfb85000 [ 1326.684098][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.684164][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.684238][ T32] r5:84f0db8c r4:84f0d800 [ 1326.684289][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.684374][ T32] r7:dddced80 r6:83018000 r5:84f0db8c r4:84ddae80 [ 1326.684400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.684448][ T32] r10:61c88647 r9:84fb5400 r8:84ddaeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.684522][ T32] r4:84ddae80 [ 1326.684547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.684593][ T32] r10:00000000 r9:84ddae80 r8:80287e08 r7:e05a1e60 r6:84ec1d00 r5:84fb5400 [ 1326.684616][ T32] r4:00000001 [ 1326.684635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.684670][ T32] Exception stack(0xe05a9fb0 to 0xe05a9ff8) [ 1326.684696][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.684726][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.684753][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.684784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.684807][ T32] r4:84cfd900 [ 1326.685257][ T32] INFO: task kworker/0:175:3783 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.685294][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.685351][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.685396][ T32] Call trace: [ 1326.685451][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.685511][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.685536][ T32] r4:00000000 [ 1326.685557][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.685599][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.685678][ T32] 5d20: ab9ba000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.685738][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.685769][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.685794][ T32] r5:800d0013 r4:80239bb0 [ 1326.685870][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.696391][ T32] r4:82ac21e4 [ 1326.696429][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.696496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.696521][ T32] r4:e0595dc0 [ 1326.696541][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.696586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.696610][ T32] r4:00000000 [ 1326.696630][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.696708][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.696736][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.696803][ T32] r5:00001000 r4:e00c1000 [ 1326.696844][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.696914][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.696990][ T32] r5:84f0c78c r4:84f0c400 [ 1326.697065][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.697121][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.697145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.697196][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.697244][ T32] r4:84ddad00 [ 1326.697275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.697348][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.697427][ T32] r4:00000001 [ 1326.697455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.697498][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.697528][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.697558][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.697659][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.697695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.697720][ T32] r4:84cfd440 [ 1326.697760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.697790][ T32] INFO: task kworker/0:176:3784 blocked for more than 453 seconds. [ 1326.697860][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.697907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.697934][ T32] task:kworker/0:176 state:D stack:0 pid:3784 tgid:3784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.698037][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.698123][ T32] Call trace: [ 1326.698170][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.698224][ T32] r10:8291a684 r9:e05add84 r8:00000002 r7:60000013 r6:e05add8c r5:84fb6000 [ 1326.698249][ T32] r4:84fb6000 [ 1326.698269][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.698314][ T32] r5:84fb6000 r4:8291a680 [ 1326.698335][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.698376][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.698450][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05ade08 [ 1326.698528][ T32] r4:00000000 [ 1326.698553][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.698591][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.698627][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.698735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfda80 [ 1326.698763][ T32] r4:00000000 [ 1326.698807][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.698858][ T32] r9:83018005 r8:84fb6000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1326.698880][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.698922][ T32] r5:00001000 r4:dfb55000 [ 1326.698942][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.698986][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.699061][ T32] r5:84f0d78c r4:84f0d400 [ 1326.699086][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.699134][ T32] r7:dddced80 r6:83018000 r5:84f0d78c r4:84ddaf00 [ 1326.699155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.699202][ T32] r10:61c88647 r9:84fb6000 r8:84ddaf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.699225][ T32] r4:84ddaf00 [ 1326.699245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.699291][ T32] r10:00000000 r9:84ddaf00 r8:80287e08 r7:e05a9e60 r6:84ec1d80 r5:84fb6000 [ 1326.699389][ T32] r4:00000001 [ 1326.699437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.699477][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1326.699520][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.699578][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.699633][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.699668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.699692][ T32] r4:84cfd900 [ 1326.700124][ T32] INFO: task kworker/0:176:3784 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.700210][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.700272][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.700394][ T32] Call trace: [ 1326.700429][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.700482][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.700505][ T32] r4:00000000 [ 1326.700525][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.700564][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.700593][ T32] 5d20: abc30000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.700621][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.700646][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.700669][ T32] r5:800d0013 r4:80239bb0 [ 1326.700713][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.700786][ T32] r4:82ac21e4 [ 1326.700838][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.700888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.700924][ T32] r4:e0595dc0 [ 1326.700973][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.701069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.701121][ T32] r4:00000000 [ 1326.701146][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.701208][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.701242][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.701286][ T32] r5:00001000 r4:e00c1000 [ 1326.701307][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.701347][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.701389][ T32] r5:84f0c78c r4:84f0c400 [ 1326.701409][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.701530][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.701581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.701635][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.701660][ T32] r4:84ddad00 [ 1326.701680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.701725][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.701747][ T32] r4:00000001 [ 1326.701767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.701804][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.701832][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.701861][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.701888][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.701916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.701938][ T32] r4:84cfd440 [ 1326.701999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.702068][ T32] INFO: task kworker/0:177:3787 blocked for more than 453 seconds. [ 1326.702117][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.702193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.702221][ T32] task:kworker/0:177 state:D stack:0 pid:3787 tgid:3787 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.702266][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.702308][ T32] Call trace: [ 1326.702339][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.702414][ T32] r10:8291a684 r9:e05b1d84 r8:00000002 r7:60000113 r6:e05b1d8c r5:84fb6c00 [ 1326.702443][ T32] r4:84fb6c00 [ 1326.702464][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.702557][ T32] r5:84fb6c00 r4:8291a680 [ 1326.702608][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.702653][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.702697][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b1e08 [ 1326.702721][ T32] r4:00000000 [ 1326.702741][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.702777][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.702842][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.702889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfdd00 [ 1326.702914][ T32] r4:00000000 [ 1326.702934][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.702979][ T32] r9:83018005 r8:84fb6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1326.703001][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.703043][ T32] r5:00001000 r4:dfbbb000 [ 1326.703069][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.703134][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.703181][ T32] r5:84f0df8c r4:84f0dc00 [ 1326.703226][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.703278][ T32] r7:dddced80 r6:83018000 r5:84f0df8c r4:84ddaf80 [ 1326.703301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.703349][ T32] r10:61c88647 r9:84fb6c00 r8:84ddafac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.703422][ T32] r4:84ddaf80 [ 1326.703446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.703495][ T32] r10:00000000 r9:84ddaf80 r8:80287e08 r7:e05a9e60 r6:84ec1e00 r5:84fb6c00 [ 1326.703518][ T32] r4:00000001 [ 1326.703537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.703572][ T32] Exception stack(0xe05b1fb0 to 0xe05b1ff8) [ 1326.703623][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.703656][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.703709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.703744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.703767][ T32] r4:84cfdc00 [ 1326.704026][ T32] INFO: task kworker/0:177:3787 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.704073][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.704167][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.704240][ T32] Call trace: [ 1326.704285][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.704354][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.704383][ T32] r4:00000000 [ 1326.704429][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.704479][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.704557][ T32] 5d20: abc30000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.704603][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.704634][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.704659][ T32] r5:800d0013 r4:80239bb0 [ 1326.704706][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.704752][ T32] r4:82ac21e4 [ 1326.704774][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.704818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.704846][ T32] r4:e0595dc0 [ 1326.704868][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.704910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.704932][ T32] r4:00000000 [ 1326.704979][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.705030][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.705052][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.705102][ T32] r5:00001000 r4:e00c1000 [ 1326.705124][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.705166][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.705209][ T32] r5:84f0c78c r4:84f0c400 [ 1326.705229][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.705287][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.705319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.705372][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.705407][ T32] r4:84ddad00 [ 1326.705433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.705482][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.705508][ T32] r4:00000001 [ 1326.705528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.705565][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.705617][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.705651][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.705678][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.705731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.705759][ T32] r4:84cfd440 [ 1326.705780][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.705885][ T32] INFO: task kworker/0:178:3789 blocked for more than 453 seconds. [ 1326.729329][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.729380][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.729407][ T32] task:kworker/0:178 state:D stack:0 pid:3789 tgid:3789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.729487][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.729553][ T32] Call trace: [ 1326.729612][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.729677][ T32] r10:8291a684 r9:e05cdd84 r8:00000002 r7:60000113 r6:e05cdd8c r5:84f43c00 [ 1326.729703][ T32] r4:84f43c00 [ 1326.729725][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.729780][ T32] r5:84f43c00 r4:8291a680 [ 1326.729806][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.729848][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.729931][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05cde08 [ 1326.729983][ T32] r4:00000000 [ 1326.730005][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.730044][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.730117][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.730165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ceb440 [ 1326.730276][ T32] r4:00000000 [ 1326.730301][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.730374][ T32] r9:83018005 r8:84f43c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1326.730402][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.730449][ T32] r5:00001000 r4:dfc15000 [ 1326.730471][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.730511][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.730554][ T32] r5:84f0e78c r4:84f0e400 [ 1326.730624][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.730679][ T32] r7:dddced80 r6:83018000 r5:84f0e78c r4:847a5000 [ 1326.730700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.730747][ T32] r10:61c88647 r9:84f43c00 r8:847a502c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.730769][ T32] r4:847a5000 [ 1326.730790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.730890][ T32] r10:00000000 r9:847a5000 r8:80287e08 r7:e05b1e60 r6:84ec1e80 r5:84f43c00 [ 1326.730917][ T32] r4:00000001 [ 1326.730943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.730984][ T32] Exception stack(0xe05cdfb0 to 0xe05cdff8) [ 1326.731011][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.731059][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.731095][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.731175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.731218][ T32] r4:84cfdd40 [ 1326.731670][ T32] INFO: task kworker/0:178:3789 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.731707][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.731767][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.731811][ T32] Call trace: [ 1326.731841][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.731894][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.731918][ T32] r4:00000000 [ 1326.731939][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.731980][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.732008][ T32] 5d20: abf46000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.732038][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.732083][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.732162][ T32] r5:800d0013 r4:80239bb0 [ 1326.732204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.732274][ T32] r4:82ac21e4 [ 1326.732299][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.732344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.732368][ T32] r4:e0595dc0 [ 1326.732388][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.732449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.732482][ T32] r4:00000000 [ 1326.732505][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.732553][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.732575][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.732617][ T32] r5:00001000 r4:e00c1000 [ 1326.732662][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.732707][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.732752][ T32] r5:84f0c78c r4:84f0c400 [ 1326.732796][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.732852][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.732874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.732947][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.732984][ T32] r4:84ddad00 [ 1326.733036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.733104][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.733135][ T32] r4:00000001 [ 1326.733180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.733221][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.733250][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.733280][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.733334][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.733369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.733393][ T32] r4:84cfd440 [ 1326.733415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.733445][ T32] INFO: task kworker/0:179:3791 blocked for more than 453 seconds. [ 1326.733474][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.733498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.733519][ T32] task:kworker/0:179 state:D stack:0 pid:3791 tgid:3791 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.733614][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.733709][ T32] Call trace: [ 1326.733764][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.733833][ T32] r10:8291a684 r9:e05e9d84 r8:00000002 r7:60000113 r6:e05e9d8c r5:84fb8c00 [ 1326.733862][ T32] r4:84fb8c00 [ 1326.733907][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.734001][ T32] r5:84fb8c00 r4:8291a680 [ 1326.734050][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.734120][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.734170][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e9e08 [ 1326.734194][ T32] r4:00000000 [ 1326.734214][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.734249][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.734283][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.734324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfde80 [ 1326.734349][ T32] r4:00000000 [ 1326.734393][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.734443][ T32] r9:83018005 r8:84fb8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1326.734492][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.734540][ T32] r5:00001000 r4:dfbf7000 [ 1326.734561][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.734601][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.734643][ T32] r5:84f0e38c r4:84f0e000 [ 1326.734686][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.734763][ T32] r7:dddced80 r6:83018000 r5:84f0e38c r4:847a5080 [ 1326.734788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.734837][ T32] r10:61c88647 r9:84fb8c00 r8:847a50ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.734862][ T32] r4:847a5080 [ 1326.734882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.734951][ T32] r10:00000000 r9:847a5080 r8:80287e08 r7:e05cde60 r6:84ec1f00 r5:84fb8c00 [ 1326.734984][ T32] r4:00000001 [ 1326.735006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.735042][ T32] Exception stack(0xe05e9fb0 to 0xe05e9ff8) [ 1326.735114][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.735174][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.735230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.735287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.735338][ T32] r4:84cfdd40 [ 1326.735632][ T32] INFO: task kworker/0:179:3791 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.735671][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.735726][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.735962][ T32] Call trace: [ 1326.755807][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.756175][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.756210][ T32] r4:00000000 [ 1326.756234][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.756287][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.756320][ T32] 5d20: ac3e3000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.756349][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.756373][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.756398][ T32] r5:800d0013 r4:80239bb0 [ 1326.756418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.756462][ T32] r4:82ac21e4 [ 1326.756482][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.756554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.756584][ T32] r4:e0595dc0 [ 1326.756605][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.756648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.756692][ T32] r4:00000000 [ 1326.756716][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.756778][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.756808][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.756877][ T32] r5:00001000 r4:e00c1000 [ 1326.756911][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.756956][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.757000][ T32] r5:84f0c78c r4:84f0c400 [ 1326.757040][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.757100][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.757121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.757168][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.757192][ T32] r4:84ddad00 [ 1326.757212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.757258][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.757281][ T32] r4:00000001 [ 1326.757301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.757337][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.757363][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.757404][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.757435][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.757464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.757487][ T32] r4:84cfd440 [ 1326.757511][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.757541][ T32] INFO: task kworker/0:180:3794 blocked for more than 453 seconds. [ 1326.757575][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.757621][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.757656][ T32] task:kworker/0:180 state:D stack:0 pid:3794 tgid:3794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.757778][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.757830][ T32] Call trace: [ 1326.757863][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.757914][ T32] r10:8291a684 r9:e0611d84 r8:00000002 r7:60000113 r6:e0611d8c r5:84fb8000 [ 1326.757985][ T32] r4:84fb8000 [ 1326.758016][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.758079][ T32] r5:84fb8000 r4:8291a680 [ 1326.758102][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.758143][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.758185][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0611e08 [ 1326.758207][ T32] r4:00000000 [ 1326.758227][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.758287][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.758328][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.758372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfdf40 [ 1326.758395][ T32] r4:00000000 [ 1326.758413][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.758457][ T32] r9:83018005 r8:84fb8000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1326.758478][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.758519][ T32] r5:00001000 r4:dfc77000 [ 1326.758559][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.758603][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.758646][ T32] r5:84f0ef8c r4:84f0ec00 [ 1326.758685][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.758760][ T32] r7:dddced80 r6:83018000 r5:84f0ef8c r4:847a5100 [ 1326.758784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.758832][ T32] r10:61c88647 r9:84fb8000 r8:847a512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.758855][ T32] r4:847a5100 [ 1326.758873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.758919][ T32] r10:00000000 r9:847a5100 r8:80287e08 r7:e05cde60 r6:84ec1f80 r5:84fb8000 [ 1326.758942][ T32] r4:00000001 [ 1326.758971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.759012][ T32] Exception stack(0xe0611fb0 to 0xe0611ff8) [ 1326.759040][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.759079][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.759106][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.759134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.759168][ T32] r4:8477d740 [ 1326.759632][ T32] INFO: task kworker/0:180:3794 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.759671][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.759763][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.759809][ T32] Call trace: [ 1326.759839][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.759891][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.759915][ T32] r4:00000000 [ 1326.759935][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.759974][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.760002][ T32] 5d20: ac3e3000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.760043][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.760078][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.760104][ T32] r5:800d0013 r4:80239bb0 [ 1326.760124][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.760177][ T32] r4:82ac21e4 [ 1326.760220][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.760267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.760290][ T32] r4:e0595dc0 [ 1326.760328][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.760375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.760399][ T32] r4:00000000 [ 1326.760438][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.760488][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.760509][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.760551][ T32] r5:00001000 r4:e00c1000 [ 1326.760571][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.760611][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.760653][ T32] r5:84f0c78c r4:84f0c400 [ 1326.760685][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.760755][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.760790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.760841][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.760863][ T32] r4:84ddad00 [ 1326.760883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.760928][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.760950][ T32] r4:00000001 [ 1326.760968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.761003][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.761029][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.761063][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.761106][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.761139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.761179][ T32] r4:84cfd440 [ 1326.761206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.761246][ T32] INFO: task kworker/0:181:3795 blocked for more than 453 seconds. [ 1326.761282][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.761306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.761336][ T32] task:kworker/0:181 state:D stack:0 pid:3795 tgid:3795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.761395][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.761437][ T32] Call trace: [ 1326.761466][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.761515][ T32] r10:8291a684 r9:e0615d84 r8:00000002 r7:60000113 r6:e0615d8c r5:84fbb000 [ 1326.761550][ T32] r4:84fbb000 [ 1326.761575][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.761620][ T32] r5:84fbb000 r4:8291a680 [ 1326.761640][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.761678][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.761721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0615e08 [ 1326.761743][ T32] r4:00000000 [ 1326.761763][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.761797][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.761832][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.761904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8477df80 [ 1326.761949][ T32] r4:00000000 [ 1326.762002][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.762079][ T32] r9:83018005 r8:84fbb000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1326.762108][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.762155][ T32] r5:00001000 r4:dfc4b000 [ 1326.762175][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.762234][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.762294][ T32] r5:84f0eb8c r4:84f0e800 [ 1326.762314][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.762359][ T32] r7:dddced80 r6:83018000 r5:84f0eb8c r4:847a5180 [ 1326.762380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.762466][ T32] r10:61c88647 r9:84fbb000 r8:847a51ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.762493][ T32] r4:847a5180 [ 1326.762513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.762560][ T32] r10:00000000 r9:847a5180 r8:80287e08 r7:e0611e60 r6:84f57000 r5:84fbb000 [ 1326.762584][ T32] r4:00000001 [ 1326.762603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.762651][ T32] Exception stack(0xe0615fb0 to 0xe0615ff8) [ 1326.762681][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.762710][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.762737][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.762767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.762800][ T32] r4:8477d740 [ 1326.763084][ T32] INFO: task kworker/0:181:3795 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.763122][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.763177][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.763223][ T32] Call trace: [ 1326.763255][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.763307][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.763330][ T32] r4:00000000 [ 1326.763350][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.763388][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.763416][ T32] 5d20: ac3e3000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.763444][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.763470][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.763493][ T32] r5:800d0013 r4:80239bb0 [ 1326.763513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.763552][ T32] r4:82ac21e4 [ 1326.763572][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.763613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.763635][ T32] r4:e0595dc0 [ 1326.763654][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.763695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.763717][ T32] r4:00000000 [ 1326.763736][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.763780][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.763802][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.763844][ T32] r5:00001000 r4:e00c1000 [ 1326.763865][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.763905][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.763948][ T32] r5:84f0c78c r4:84f0c400 [ 1326.763967][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.764014][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.764035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.764091][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.764114][ T32] r4:84ddad00 [ 1326.764134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.764179][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.764201][ T32] r4:00000001 [ 1326.764220][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.764254][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.764280][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.764308][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.764334][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.764363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.764385][ T32] r4:84cfd440 [ 1326.764406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.764430][ T32] INFO: task kworker/0:182:3797 blocked for more than 453 seconds. [ 1326.764457][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.764504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.764552][ T32] task:kworker/0:182 state:D stack:0 pid:3797 tgid:3797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.764604][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.764645][ T32] Call trace: [ 1326.764676][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.764725][ T32] r10:8291a684 r9:e0621d84 r8:00000002 r7:60000013 r6:e0621d8c r5:84fbbc00 [ 1326.764748][ T32] r4:84fbbc00 [ 1326.764768][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.764824][ T32] r5:84fbbc00 r4:8291a680 [ 1326.764847][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.764887][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.764930][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0621e08 [ 1326.764952][ T32] r4:00000000 [ 1326.764986][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.765035][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.765079][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.765122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f58040 [ 1326.765164][ T32] r4:00000000 [ 1326.765219][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.765269][ T32] r9:83018005 r8:84fbbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1326.765308][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.765354][ T32] r5:00001000 r4:dfe9f000 [ 1326.765395][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.765439][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.765481][ T32] r5:84f0f78c r4:84f0f400 [ 1326.765500][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.765547][ T32] r7:dddced80 r6:83018000 r5:84f0f78c r4:847a5200 [ 1326.765568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.765635][ T32] r10:61c88647 r9:84fbbc00 r8:847a522c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.765662][ T32] r4:847a5200 [ 1326.765682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.765727][ T32] r10:00000000 r9:847a5200 r8:80287e08 r7:e0611e60 r6:84f57080 r5:84fbbc00 [ 1326.765749][ T32] r4:00000001 [ 1326.765768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.765805][ T32] Exception stack(0xe0621fb0 to 0xe0621ff8) [ 1326.801831][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.802106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.802306][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.802421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.802640][ T32] r4:84cfd800 [ 1326.803523][ T32] INFO: task kworker/0:182:3797 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.803635][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.804065][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.804240][ T32] Call trace: [ 1326.804316][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.804430][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.804483][ T32] r4:00000000 [ 1326.804572][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.804667][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.804731][ T32] 5d20: acd63000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.804797][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.804886][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.804946][ T32] r5:800d0013 r4:80239bb0 [ 1326.804993][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.805103][ T32] r4:82ac21e4 [ 1326.805166][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.805397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.805455][ T32] r4:e0595dc0 [ 1326.805499][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.805590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.805642][ T32] r4:00000000 [ 1326.805686][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.805785][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.822090][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.822397][ T32] r5:00001000 r4:e00c1000 [ 1326.822456][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.822543][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.823063][ T32] r5:84f0c78c r4:84f0c400 [ 1326.823118][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.823220][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.823266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.823382][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.823440][ T32] r4:84ddad00 [ 1326.823488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.823590][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.823640][ T32] r4:00000001 [ 1326.823748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.823923][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.823993][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.824055][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.824115][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.824177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.824225][ T32] r4:84cfd440 [ 1326.824276][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.824358][ T32] INFO: task kworker/0:183:3798 blocked for more than 453 seconds. [ 1326.824428][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.824595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.824651][ T32] task:kworker/0:183 state:D stack:0 pid:3798 tgid:3798 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.824765][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.825197][ T32] Call trace: [ 1326.825942][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.836974][ T32] r10:8291a684 r9:e0625d84 r8:00000002 r7:60000113 r6:e0625d8c r5:84fba400 [ 1326.837209][ T32] r4:84fba400 [ 1326.837266][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.837385][ T32] r5:84fba400 r4:8291a680 [ 1326.837648][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.837757][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.837859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0625e08 [ 1326.837929][ T32] r4:00000000 [ 1326.837992][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.838087][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.838223][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.838591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddf000 [ 1326.838648][ T32] r4:00000000 [ 1326.838865][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.838970][ T32] r9:83018005 r8:84fba400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1326.839035][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.839345][ T32] r5:00001000 r4:dfe73000 [ 1326.839397][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.840026][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.840153][ T32] r5:84f0f38c r4:84f0f000 [ 1326.840216][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.840319][ T32] r7:dddced80 r6:83018000 r5:84f0f38c r4:847a5280 [ 1326.840382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.840484][ T32] r10:61c88647 r9:84fba400 r8:847a52ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.840531][ T32] r4:847a5280 [ 1326.840578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.840745][ T32] r10:00000000 r9:847a5280 r8:80287e08 r7:e0621e60 r6:84f57100 r5:84fba400 [ 1326.840803][ T32] r4:00000001 [ 1326.840855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.841064][ T32] Exception stack(0xe0625fb0 to 0xe0625ff8) [ 1326.841134][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.841642][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.841766][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.841841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.841892][ T32] r4:84ddff40 [ 1326.842692][ T32] INFO: task kworker/0:183:3798 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.842776][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.843734][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.844013][ T32] Call trace: [ 1326.844151][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.844400][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.844460][ T32] r4:00000000 [ 1326.844750][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.844916][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.845105][ T32] 5d20: ad103000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.845176][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.845392][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.845577][ T32] r5:800d0013 r4:80239bb0 [ 1326.845754][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.871322][ T32] r4:82ac21e4 [ 1326.871452][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.871589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.871641][ T32] r4:e0595dc0 [ 1326.871873][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.871972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.872062][ T32] r4:00000000 [ 1326.872115][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.872293][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.872372][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.872817][ T32] r5:00001000 r4:e00c1000 [ 1326.872870][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.873087][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.873185][ T32] r5:84f0c78c r4:84f0c400 [ 1326.873586][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.873696][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.873743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.873984][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.874150][ T32] r4:84ddad00 [ 1326.874228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.874373][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.874457][ T32] r4:00000001 [ 1326.874808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.875409][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.875622][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.875692][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.875930][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.876162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.876220][ T32] r4:84cfd440 [ 1326.876269][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.876327][ T32] INFO: task kworker/0:184:3801 blocked for more than 453 seconds. [ 1326.876394][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.906197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.906286][ T32] task:kworker/0:184 state:D stack:0 pid:3801 tgid:3801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.906353][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.906464][ T32] Call trace: [ 1326.906504][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.906564][ T32] r10:8291a684 r9:e0631d84 r8:00000002 r7:60000113 r6:e0631d8c r5:84fb9800 [ 1326.906590][ T32] r4:84fb9800 [ 1326.906610][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.906655][ T32] r5:84fb9800 r4:8291a680 [ 1326.906675][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.906715][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.906756][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0631e08 [ 1326.906779][ T32] r4:00000000 [ 1326.906798][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.906840][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.906879][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.906920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f58180 [ 1326.906942][ T32] r4:00000000 [ 1326.906963][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.907023][ T32] r9:83018005 r8:84fb9800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1326.907050][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.907095][ T32] r5:00001000 r4:dfec5000 [ 1326.907116][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.907230][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.907439][ T32] r5:84f0fb8c r4:84f0f800 [ 1326.907468][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.907522][ T32] r7:dddced80 r6:83018000 r5:84f0fb8c r4:847a5300 [ 1326.907544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.907591][ T32] r10:61c88647 r9:84fb9800 r8:847a532c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.907615][ T32] r4:847a5300 [ 1326.907637][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.907684][ T32] r10:00000000 r9:847a5300 r8:80287e08 r7:e0621e60 r6:84f57180 r5:84fb9800 [ 1326.907706][ T32] r4:00000001 [ 1326.907742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.907895][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1326.907929][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.907958][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.907986][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.908016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.908041][ T32] r4:84f58080 [ 1326.908511][ T32] INFO: task kworker/0:184:3801 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.908551][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.908666][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.908714][ T32] Call trace: [ 1326.908760][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.908814][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.908843][ T32] r4:00000000 [ 1326.908886][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.908933][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.908984][ T32] 5d20: ad83e000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.909033][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.909087][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.909116][ T32] r5:800d0013 r4:80239bb0 [ 1326.909139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.909205][ T32] r4:82ac21e4 [ 1326.909231][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.909276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.909323][ T32] r4:e0595dc0 [ 1326.909347][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.909390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.909413][ T32] r4:00000000 [ 1326.909433][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.909478][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.909500][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.909543][ T32] r5:00001000 r4:e00c1000 [ 1326.909564][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.909605][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.909648][ T32] r5:84f0c78c r4:84f0c400 [ 1326.909669][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.909715][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.909736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.909784][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.909824][ T32] r4:84ddad00 [ 1326.909849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.909896][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.909919][ T32] r4:00000001 [ 1326.909981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.910047][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.910076][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.910106][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.910133][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.910161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.910201][ T32] r4:84cfd440 [ 1326.910229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.910262][ T32] INFO: task kworker/0:185:3803 blocked for more than 453 seconds. [ 1326.910295][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.910320][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.910340][ T32] task:kworker/0:185 state:D stack:0 pid:3803 tgid:3803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.910387][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.910429][ T32] Call trace: [ 1326.910459][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.910508][ T32] r10:8291a684 r9:e062dd84 r8:00000002 r7:60000113 r6:e062dd8c r5:84c8bc00 [ 1326.910531][ T32] r4:84c8bc00 [ 1326.910551][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.910602][ T32] r5:84c8bc00 r4:8291a680 [ 1326.910622][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.910660][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.910705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e062de08 [ 1326.910728][ T32] r4:00000000 [ 1326.910750][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.910818][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.910886][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.910937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f58700 [ 1326.910962][ T32] r4:00000000 [ 1326.910983][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.911029][ T32] r9:83018005 r8:84c8bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1326.911051][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.911094][ T32] r5:00001000 r4:dff49000 [ 1326.911115][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.911154][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.911195][ T32] r5:84f1078c r4:84f10400 [ 1326.911217][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.911264][ T32] r7:dddced80 r6:83018000 r5:84f1078c r4:847a5380 [ 1326.911301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.911354][ T32] r10:61c88647 r9:84c8bc00 r8:847a53ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.911402][ T32] r4:847a5380 [ 1326.911450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.911543][ T32] r10:00000000 r9:847a5380 r8:80287e08 r7:e0631e60 r6:847a5400 r5:84c8bc00 [ 1326.911572][ T32] r4:00000001 [ 1326.911593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.911629][ T32] Exception stack(0xe062dfb0 to 0xe062dff8) [ 1326.911657][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.911686][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.911817][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.911925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.911953][ T32] r4:84f58140 [ 1326.912275][ T32] INFO: task kworker/0:185:3803 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.912375][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.912515][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.912562][ T32] Call trace: [ 1326.912592][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.912645][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.912669][ T32] r4:00000000 [ 1326.912689][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.912729][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.912824][ T32] 5d20: ad83e000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.912860][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.912887][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.912912][ T32] r5:800d0013 r4:80239bb0 [ 1326.912933][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.912976][ T32] r4:82ac21e4 [ 1326.913008][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.913056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.913080][ T32] r4:e0595dc0 [ 1326.913199][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.913245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.913270][ T32] r4:00000000 [ 1326.913291][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.913335][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.913356][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.913397][ T32] r5:00001000 r4:e00c1000 [ 1326.913479][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.913526][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.913571][ T32] r5:84f0c78c r4:84f0c400 [ 1326.913592][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.913638][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.913660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.913707][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.913731][ T32] r4:84ddad00 [ 1326.913750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.913795][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.913848][ T32] r4:00000001 [ 1326.913874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.913911][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.913938][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.914001][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.914033][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.914064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.914087][ T32] r4:84cfd440 [ 1326.914126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.914178][ T32] INFO: task kworker/0:186:3804 blocked for more than 453 seconds. [ 1326.914211][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.914236][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.914258][ T32] task:kworker/0:186 state:D stack:0 pid:3804 tgid:3804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.914305][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.914376][ T32] Call trace: [ 1326.914422][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.914481][ T32] r10:8291a684 r9:e0635d84 r8:00000002 r7:60000113 r6:e0635d8c r5:84c8d400 [ 1326.914509][ T32] r4:84c8d400 [ 1326.914552][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.914601][ T32] r5:84c8d400 r4:8291a680 [ 1326.914645][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.914698][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.914755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0635e08 [ 1326.914812][ T32] r4:00000000 [ 1326.914842][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.914880][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.914915][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.914957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f584c0 [ 1326.914980][ T32] r4:00000000 [ 1326.915000][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.915044][ T32] r9:83018005 r8:84c8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1326.915065][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.915108][ T32] r5:00001000 r4:dff07000 [ 1326.915140][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.915184][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.915227][ T32] r5:84f0ff8c r4:84f0fc00 [ 1326.915257][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.915306][ T32] r7:dddced80 r6:83018000 r5:84f0ff8c r4:847a5480 [ 1326.915327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.915385][ T32] r10:61c88647 r9:84c8d400 r8:847a54ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.915412][ T32] r4:847a5480 [ 1326.915434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.915481][ T32] r10:00000000 r9:847a5480 r8:80287e08 r7:e062de60 r6:847a5500 r5:84c8d400 [ 1326.915505][ T32] r4:00000001 [ 1326.915524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.915560][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.915586][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.915615][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.915642][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.915699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.915748][ T32] r4:84f58340 [ 1326.938314][ T32] INFO: task kworker/0:186:3804 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.938413][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.938487][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.938550][ T32] Call trace: [ 1326.938585][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.938643][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.938669][ T32] r4:00000000 [ 1326.938690][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.938749][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.938784][ T32] 5d20: add40000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.938814][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.938846][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.938871][ T32] r5:800d0013 r4:80239bb0 [ 1326.938893][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.938937][ T32] r4:82ac21e4 [ 1326.938958][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.939002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.939024][ T32] r4:e0595dc0 [ 1326.939045][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.939086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.939109][ T32] r4:00000000 [ 1326.939128][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.939173][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.939195][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.939237][ T32] r5:00001000 r4:e00c1000 [ 1326.939257][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.939297][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.939340][ T32] r5:84f0c78c r4:84f0c400 [ 1326.939361][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.939410][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.939431][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.939478][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.939500][ T32] r4:84ddad00 [ 1326.939519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.939564][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.939586][ T32] r4:00000001 [ 1326.939606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.939642][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.939670][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.939699][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.939726][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.939755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.939778][ T32] r4:84cfd440 [ 1326.939800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.939844][ T32] INFO: task kworker/0:187:3807 blocked for more than 453 seconds. [ 1326.939879][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.939921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.939947][ T32] task:kworker/0:187 state:D stack:0 pid:3807 tgid:3807 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.940021][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.940064][ T32] Call trace: [ 1326.940151][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.940214][ T32] r10:8291a684 r9:e0639d84 r8:00000002 r7:60000113 r6:e0639d8c r5:84c8c800 [ 1326.940242][ T32] r4:84c8c800 [ 1326.940263][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.940307][ T32] r5:84c8c800 r4:8291a680 [ 1326.940327][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.940366][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.940409][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0639e08 [ 1326.940433][ T32] r4:00000000 [ 1326.940452][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.940486][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.940520][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.940562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f58680 [ 1326.940585][ T32] r4:00000000 [ 1326.940605][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.940649][ T32] r9:83018005 r8:84c8c800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1326.940671][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.940714][ T32] r5:00001000 r4:dff21000 [ 1326.940735][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.940776][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.940818][ T32] r5:84f1038c r4:84f10000 [ 1326.940844][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.940889][ T32] r7:dddced80 r6:83018000 r5:84f1038c r4:847a5580 [ 1326.940909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.940973][ T32] r10:61c88647 r9:84c8c800 r8:847a55ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.941002][ T32] r4:847a5580 [ 1326.941023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.941069][ T32] r10:00000000 r9:847a5580 r8:80287e08 r7:e062de60 r6:84f57200 r5:84c8c800 [ 1326.941093][ T32] r4:00000001 [ 1326.941112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.941147][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1326.941173][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.941201][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.941228][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.941257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.941281][ T32] r4:84f58140 [ 1326.941533][ T32] INFO: task kworker/0:187:3807 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.941567][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.941621][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.941663][ T32] Call trace: [ 1326.941694][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.941745][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.941825][ T32] r4:00000000 [ 1326.941927][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.941987][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.942016][ T32] 5d20: add40000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.942045][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.942071][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.942097][ T32] r5:800d0013 r4:80239bb0 [ 1326.942142][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.942199][ T32] r4:82ac21e4 [ 1326.942235][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.942283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.942305][ T32] r4:e0595dc0 [ 1326.942327][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.942369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.942391][ T32] r4:00000000 [ 1326.942435][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.942486][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.942509][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.942553][ T32] r5:00001000 r4:e00c1000 [ 1326.942573][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.942613][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.942657][ T32] r5:84f0c78c r4:84f0c400 [ 1326.942702][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.942758][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.942781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.942837][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.942861][ T32] r4:84ddad00 [ 1326.942881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.942928][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.942951][ T32] r4:00000001 [ 1326.942970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.943005][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.943032][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.943061][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.943088][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.943117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.943142][ T32] r4:84cfd440 [ 1326.943162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.943186][ T32] INFO: task kworker/0:188:3809 blocked for more than 453 seconds. [ 1326.943214][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.943238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.943258][ T32] task:kworker/0:188 state:D stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.943304][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.943345][ T32] Call trace: [ 1326.943376][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.943423][ T32] r10:8291a684 r9:e063dd84 r8:00000002 r7:60000113 r6:e063dd8c r5:84fbe000 [ 1326.943447][ T32] r4:84fbe000 [ 1326.943467][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.943509][ T32] r5:84fbe000 r4:8291a680 [ 1326.943530][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.943585][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.943634][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e063de08 [ 1326.943660][ T32] r4:00000000 [ 1326.943682][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.943734][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.943774][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.943817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f588c0 [ 1326.943847][ T32] r4:00000000 [ 1326.943869][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.943937][ T32] r9:83018005 r8:84fbe000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1326.943986][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.944033][ T32] r5:00001000 r4:dffd9000 [ 1326.944054][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.944094][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.944159][ T32] r5:84f10b8c r4:84f10800 [ 1326.944183][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.944230][ T32] r7:dddced80 r6:83018000 r5:84f10b8c r4:847a5600 [ 1326.944252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.944300][ T32] r10:61c88647 r9:84fbe000 r8:847a562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.944324][ T32] r4:847a5600 [ 1326.944344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.944390][ T32] r10:00000000 r9:847a5600 r8:80287e08 r7:e062de60 r6:84f57280 r5:84fbe000 [ 1326.944412][ T32] r4:00000001 [ 1326.944431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.944467][ T32] Exception stack(0xe063dfb0 to 0xe063dff8) [ 1326.944498][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.944528][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.944555][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.944584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.944606][ T32] r4:84f58880 [ 1326.944830][ T32] INFO: task kworker/0:188:3809 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.944865][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.944921][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.944977][ T32] Call trace: [ 1326.945040][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.945092][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.945117][ T32] r4:00000000 [ 1326.945137][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.945176][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.945203][ T32] 5d20: add40000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.945255][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.945285][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.945310][ T32] r5:800d0013 r4:80239bb0 [ 1326.945333][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.945374][ T32] r4:82ac21e4 [ 1326.945417][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.945466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.945491][ T32] r4:e0595dc0 [ 1326.945512][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.945554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.945577][ T32] r4:00000000 [ 1326.945597][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.945666][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.945691][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.945745][ T32] r5:00001000 r4:e00c1000 [ 1326.945769][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.945811][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.958359][ T32] r5:84f0c78c r4:84f0c400 [ 1326.958399][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.958470][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.958494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.958578][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.958611][ T32] r4:84ddad00 [ 1326.958632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.958733][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.958762][ T32] r4:00000001 [ 1326.958784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.958830][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.958861][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.958890][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.958933][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.958969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.958992][ T32] r4:84cfd440 [ 1326.959103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.959138][ T32] INFO: task kworker/0:189:3812 blocked for more than 453 seconds. [ 1326.959170][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.959196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.959218][ T32] task:kworker/0:189 state:D stack:0 pid:3812 tgid:3812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.959290][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.959339][ T32] Call trace: [ 1326.959370][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.959421][ T32] r10:8291a684 r9:e0649d84 r8:00000002 r7:60000013 r6:e0649d8c r5:84fbec00 [ 1326.959444][ T32] r4:84fbec00 [ 1326.959466][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.959570][ T32] r5:84fbec00 r4:8291a680 [ 1326.959596][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.959637][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.959680][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0649e08 [ 1326.959703][ T32] r4:00000000 [ 1326.959724][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.959758][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.959795][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.959851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f58e00 [ 1326.959923][ T32] r4:00000000 [ 1326.959950][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.960001][ T32] r9:83018005 r8:84fbec00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1326.960024][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.960104][ T32] r5:00001000 r4:e046b000 [ 1326.960130][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.960206][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.960254][ T32] r5:84f11b8c r4:84f11800 [ 1326.960274][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.960321][ T32] r7:dddced80 r6:83018000 r5:84f11b8c r4:847a5680 [ 1326.960342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.960390][ T32] r10:61c88647 r9:84fbec00 r8:847a56ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.960486][ T32] r4:847a5680 [ 1326.960515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.960565][ T32] r10:00000000 r9:847a5680 r8:80287e08 r7:e063de60 r6:84f57300 r5:84fbec00 [ 1326.960590][ T32] r4:00000001 [ 1326.960609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.960645][ T32] Exception stack(0xe0649fb0 to 0xe0649ff8) [ 1326.960671][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.960700][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.960726][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.960755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.960777][ T32] r4:84f58800 [ 1326.961160][ T32] INFO: task kworker/0:189:3812 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.961197][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.961270][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.961357][ T32] Call trace: [ 1326.961454][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.961508][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.961534][ T32] r4:00000000 [ 1326.961554][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.961594][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.961624][ T32] 5d20: add40000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.961654][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.961679][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.961703][ T32] r5:800d0013 r4:80239bb0 [ 1326.961798][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.961850][ T32] r4:82ac21e4 [ 1326.961971][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.962059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.962087][ T32] r4:e0595dc0 [ 1326.962107][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.962172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.962224][ T32] r4:00000000 [ 1326.962272][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.962360][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.962387][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.962456][ T32] r5:00001000 r4:e00c1000 [ 1326.962482][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.962524][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.962568][ T32] r5:84f0c78c r4:84f0c400 [ 1326.962589][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.962658][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.962698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.962751][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.962774][ T32] r4:84ddad00 [ 1326.962793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.962867][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.962921][ T32] r4:00000001 [ 1326.962968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.963010][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.963037][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.963066][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.963092][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.963120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.963143][ T32] r4:84cfd440 [ 1326.963164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.963225][ T32] INFO: task kworker/0:190:3813 blocked for more than 453 seconds. [ 1326.963257][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.963281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.963324][ T32] task:kworker/0:190 state:D stack:0 pid:3813 tgid:3813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.963375][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.963416][ T32] Call trace: [ 1326.963469][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.963522][ T32] r10:8291a684 r9:e064dd84 r8:00000002 r7:60000013 r6:e064dd8c r5:84fbd400 [ 1326.963546][ T32] r4:84fbd400 [ 1326.963602][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.963650][ T32] r5:84fbd400 r4:8291a680 [ 1326.963687][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.963731][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.963773][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e064de08 [ 1326.963797][ T32] r4:00000000 [ 1326.963816][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.963885][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.963927][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.963970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f58980 [ 1326.963992][ T32] r4:00000000 [ 1326.964012][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.964057][ T32] r9:83018005 r8:84fbd400 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1326.964079][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.964122][ T32] r5:00001000 r4:e0085000 [ 1326.964142][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.964180][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.964259][ T32] r5:84f10f8c r4:84f10c00 [ 1326.964284][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.964355][ T32] r7:dddced80 r6:83018000 r5:84f10f8c r4:847a5700 [ 1326.964381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.964429][ T32] r10:61c88647 r9:84fbd400 r8:847a572c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.964454][ T32] r4:847a5700 [ 1326.964558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.964609][ T32] r10:00000000 r9:847a5700 r8:80287e08 r7:e0649e60 r6:84f57380 r5:84fbd400 [ 1326.964632][ T32] r4:00000001 [ 1326.964674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.964714][ T32] Exception stack(0xe064dfb0 to 0xe064dff8) [ 1326.964741][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.964780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.964815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.964874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.964901][ T32] r4:84f58800 [ 1326.965130][ T32] INFO: task kworker/0:190:3813 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.965165][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.965270][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.965368][ T32] Call trace: [ 1326.965400][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.965452][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.965476][ T32] r4:00000000 [ 1326.965496][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.965558][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.965594][ T32] 5d20: add40000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.965697][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.965729][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.965753][ T32] r5:800d0013 r4:80239bb0 [ 1326.965773][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.986558][ T32] r4:82ac21e4 [ 1326.986719][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.986876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.986938][ T32] r4:e0595dc0 [ 1326.986993][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.987099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.987159][ T32] r4:00000000 [ 1326.987215][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.987322][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.987378][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.987487][ T32] r5:00001000 r4:e00c1000 [ 1326.987543][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.987636][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.987736][ T32] r5:84f0c78c r4:84f0c400 [ 1326.987786][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.987903][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.987956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.988064][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.988124][ T32] r4:84ddad00 [ 1326.988174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.988280][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1326.988363][ T32] r4:00000001 [ 1326.988419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.988510][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.988595][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.988678][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.988739][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.988808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.988891][ T32] r4:84cfd440 [ 1326.988949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.989021][ T32] INFO: task kworker/0:191:3815 blocked for more than 453 seconds. [ 1326.989095][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.989155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.989208][ T32] task:kworker/0:191 state:D stack:0 pid:3815 tgid:3815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.989331][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.989431][ T32] Call trace: [ 1326.989506][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1326.989617][ T32] r10:8291a684 r9:e0555d84 r8:00000002 r7:60000113 r6:e0555d8c r5:84c8e000 [ 1326.989693][ T32] r4:84c8e000 [ 1326.989759][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1326.989876][ T32] r5:84c8e000 r4:8291a680 [ 1326.989936][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.990076][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.990181][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0555e08 [ 1326.990240][ T32] r4:00000000 [ 1326.990312][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1326.990413][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1326.990496][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.990593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f58ac0 [ 1326.990648][ T32] r4:00000000 [ 1326.990721][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.990837][ T32] r9:83018005 r8:84c8e000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1326.990891][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.990987][ T32] r5:00001000 r4:e00e9000 [ 1326.991034][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.991121][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.991235][ T32] r5:84f1138c r4:84f11000 [ 1326.991290][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.991392][ T32] r7:dddced80 r6:83018000 r5:84f1138c r4:847a5780 [ 1326.991448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.991560][ T32] r10:61c88647 r9:84c8e000 r8:847a57ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.991615][ T32] r4:847a5780 [ 1326.991685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.991825][ T32] r10:00000000 r9:847a5780 r8:80287e08 r7:e0649e60 r6:847a5800 r5:84c8e000 [ 1326.991892][ T32] r4:00000001 [ 1326.991943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.992030][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1326.992092][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.992157][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.992217][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.992280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.992333][ T32] r4:84f589c0 [ 1326.993102][ T32] INFO: task kworker/0:191:3815 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1326.993184][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.993372][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.993490][ T32] Call trace: [ 1326.993566][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.993683][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1326.993739][ T32] r4:00000000 [ 1326.993786][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.993889][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1326.993982][ T32] 5d20: ae046000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1326.994049][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1326.994109][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1326.994166][ T32] r5:800d0013 r4:80239bb0 [ 1326.994217][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.994330][ T32] r4:82ac21e4 [ 1326.994389][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.994498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1326.994556][ T32] r4:e0595dc0 [ 1326.994601][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1326.994699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1326.994789][ T32] r4:00000000 [ 1326.994860][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1326.994960][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.995014][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1326.995111][ T32] r5:00001000 r4:e00c1000 [ 1326.995165][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1326.995258][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.995356][ T32] r5:84f0c78c r4:84f0c400 [ 1326.995408][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.995512][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1326.995565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.995673][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.995732][ T32] r4:84ddad00 [ 1326.995779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.029472][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.029585][ T32] r4:00000001 [ 1327.029642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.029771][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.029850][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.029923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.030014][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.030086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.030154][ T32] r4:84cfd440 [ 1327.030214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.030286][ T32] INFO: task kworker/0:192:3817 blocked for more than 453 seconds. [ 1327.030364][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.030423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.030476][ T32] task:kworker/0:192 state:D stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.030595][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.030701][ T32] Call trace: [ 1327.030776][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.030899][ T32] r10:8291a684 r9:e0651d84 r8:00000002 r7:60000113 r6:e0651d8c r5:84c8ec00 [ 1327.030957][ T32] r4:84c8ec00 [ 1327.031032][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.031139][ T32] r5:84c8ec00 r4:8291a680 [ 1327.031190][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.031278][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.031375][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0651e08 [ 1327.031429][ T32] r4:00000000 [ 1327.031477][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.031557][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.031645][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.031742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f58c00 [ 1327.031798][ T32] r4:00000000 [ 1327.031854][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.031961][ T32] r9:83018005 r8:84c8ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1327.032015][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.032111][ T32] r5:00001000 r4:e0119000 [ 1327.032165][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.032256][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.032352][ T32] r5:84f1178c r4:84f11400 [ 1327.032405][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.032510][ T32] r7:dddced80 r6:83018000 r5:84f1178c r4:847a5880 [ 1327.032563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.032669][ T32] r10:61c88647 r9:84c8ec00 r8:847a58ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.032725][ T32] r4:847a5880 [ 1327.032774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.032883][ T32] r10:00000000 r9:847a5880 r8:80287e08 r7:e0649e60 r6:847a5900 r5:84c8ec00 [ 1327.032941][ T32] r4:00000001 [ 1327.032988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.033071][ T32] Exception stack(0xe0651fb0 to 0xe0651ff8) [ 1327.033136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.033203][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.033267][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.033334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.033385][ T32] r4:84f58dc0 [ 1327.034235][ T32] INFO: task kworker/0:192:3817 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.034319][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.034446][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.034551][ T32] Call trace: [ 1327.034622][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.034734][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.034794][ T32] r4:00000000 [ 1327.034853][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.034967][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.035041][ T32] 5d20: ae2ac000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.035108][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.035172][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.035229][ T32] r5:800d0013 r4:80239bb0 [ 1327.035280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.035372][ T32] r4:82ac21e4 [ 1327.035421][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.035519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.035573][ T32] r4:e0595dc0 [ 1327.035617][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.035709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.035761][ T32] r4:00000000 [ 1327.035855][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.050592][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.050683][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.050832][ T32] r5:00001000 r4:e00c1000 [ 1327.050893][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.050993][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.051097][ T32] r5:84f0c78c r4:84f0c400 [ 1327.051152][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.051261][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.051312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.051419][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.051477][ T32] r4:84ddad00 [ 1327.051529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.051646][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.051707][ T32] r4:00000001 [ 1327.051757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.051854][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.051923][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.052018][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.052106][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.052194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.052267][ T32] r4:84cfd440 [ 1327.052325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.052415][ T32] INFO: task kworker/0:193:3820 blocked for more than 453 seconds. [ 1327.052495][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.052556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.052610][ T32] task:kworker/0:193 state:D stack:0 pid:3820 tgid:3820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.052736][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.052877][ T32] Call trace: [ 1327.052967][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.053087][ T32] r10:8291a684 r9:e0655d84 r8:00000002 r7:60000113 r6:e0655d8c r5:84c88000 [ 1327.053149][ T32] r4:84c88000 [ 1327.053202][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.053308][ T32] r5:84c88000 r4:8291a680 [ 1327.053365][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.053461][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.053565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0655e08 [ 1327.053627][ T32] r4:00000000 [ 1327.053680][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.053791][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.053921][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.054052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fab040 [ 1327.054114][ T32] r4:00000000 [ 1327.054166][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.054298][ T32] r9:83018005 r8:84c88000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1327.054363][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.054462][ T32] r5:00001000 r4:e04bb000 [ 1327.054528][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.054622][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.054724][ T32] r5:84f1278c r4:84f12400 [ 1327.054776][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.054890][ T32] r7:dddced80 r6:83018000 r5:84f1278c r4:847a5980 [ 1327.054945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.055056][ T32] r10:61c88647 r9:84c88000 r8:847a59ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.055118][ T32] r4:847a5980 [ 1327.055167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.055270][ T32] r10:00000000 r9:847a5980 r8:80287e08 r7:e0649e60 r6:847a5a00 r5:84c88000 [ 1327.055331][ T32] r4:00000001 [ 1327.055380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.055461][ T32] Exception stack(0xe0655fb0 to 0xe0655ff8) [ 1327.055553][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.055654][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.055742][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.065713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.065887][ T32] r4:84f58d40 [ 1327.067241][ T32] INFO: task kworker/0:193:3820 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.067344][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.067513][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.067661][ T32] Call trace: [ 1327.067740][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.067879][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.067941][ T32] r4:00000000 [ 1327.068004][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.068099][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.068168][ T32] 5d20: ae4f7000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.068234][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.068296][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.068360][ T32] r5:800d0013 r4:80239bb0 [ 1327.068412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.068502][ T32] r4:82ac21e4 [ 1327.068555][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.068649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.068704][ T32] r4:e0595dc0 [ 1327.068753][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.068860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.068916][ T32] r4:00000000 [ 1327.068964][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.069066][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.069117][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.069209][ T32] r5:00001000 r4:e00c1000 [ 1327.069265][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.069360][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.069463][ T32] r5:84f0c78c r4:84f0c400 [ 1327.069517][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.069626][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.069682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.069783][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.069845][ T32] r4:84ddad00 [ 1327.069897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.070032][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.070092][ T32] r4:00000001 [ 1327.070144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.070230][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.070295][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.070365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.070431][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.070503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.070564][ T32] r4:84cfd440 [ 1327.070620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.070684][ T32] INFO: task kworker/0:194:3821 blocked for more than 453 seconds. [ 1327.070755][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.070840][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.070904][ T32] task:kworker/0:194 state:D stack:0 pid:3821 tgid:3821 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.071013][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.071110][ T32] Call trace: [ 1327.071214][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.071322][ T32] r10:8291a684 r9:e059dd84 r8:00000002 r7:60000013 r6:e059dd8c r5:84c89800 [ 1327.071384][ T32] r4:84c89800 [ 1327.071437][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.071553][ T32] r5:84c89800 r4:8291a680 [ 1327.071611][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.071704][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.071845][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e059de08 [ 1327.071919][ T32] r4:00000000 [ 1327.071975][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.072074][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.072162][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.072256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dd1cc0 [ 1327.072316][ T32] r4:00000000 [ 1327.072365][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.072468][ T32] r9:83018005 r8:84c89800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.072524][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.072624][ T32] r5:00001000 r4:e047d000 [ 1327.072676][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.072768][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.072880][ T32] r5:84f11f8c r4:84f11c00 [ 1327.072935][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.073046][ T32] r7:dddced80 r6:83018000 r5:84f11f8c r4:847a5a80 [ 1327.073106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.073216][ T32] r10:61c88647 r9:84c89800 r8:847a5aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.073271][ T32] r4:847a5a80 [ 1327.073333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.073437][ T32] r10:00000000 r9:847a5a80 r8:80287e08 r7:e0655e60 r6:847a5b00 r5:84c89800 [ 1327.073499][ T32] r4:00000001 [ 1327.073551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.073659][ T32] Exception stack(0xe059dfb0 to 0xe059dff8) [ 1327.073733][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.073829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.073904][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.074007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.074070][ T32] r4:84dd1d00 [ 1327.074585][ T32] INFO: task kworker/0:194:3821 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.074669][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.074809][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.074951][ T32] Call trace: [ 1327.075031][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.075154][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.075212][ T32] r4:00000000 [ 1327.075267][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.075366][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.075438][ T32] 5d20: ae4f7000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.075513][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.075577][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.075640][ T32] r5:800d0013 r4:80239bb0 [ 1327.075694][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.075797][ T32] r4:82ac21e4 [ 1327.109475][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.109715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.109782][ T32] r4:e0595dc0 [ 1327.109846][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.109970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.110037][ T32] r4:00000000 [ 1327.110095][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.110207][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.110265][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.110373][ T32] r5:00001000 r4:e00c1000 [ 1327.110428][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.110524][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.110626][ T32] r5:84f0c78c r4:84f0c400 [ 1327.110703][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.110831][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.110886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.110992][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.111048][ T32] r4:84ddad00 [ 1327.111097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.111204][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.111261][ T32] r4:00000001 [ 1327.111310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.111393][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.111465][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.111535][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.111595][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.111663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.111717][ T32] r4:84cfd440 [ 1327.111767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.111866][ T32] INFO: task kworker/0:195:3824 blocked for more than 453 seconds. [ 1327.111945][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.112004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.112059][ T32] task:kworker/0:195 state:D stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.112183][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.112287][ T32] Call trace: [ 1327.112367][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.112480][ T32] r10:8291a684 r9:e0669d84 r8:00000002 r7:60000013 r6:e0669d8c r5:84fb3000 [ 1327.112536][ T32] r4:84fb3000 [ 1327.112606][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.112721][ T32] r5:84fb3000 r4:8291a680 [ 1327.112788][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.112890][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.112980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0669e08 [ 1327.113029][ T32] r4:00000000 [ 1327.113102][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.113190][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.113272][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.113392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f58fc0 [ 1327.113459][ T32] r4:00000000 [ 1327.113510][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.113612][ T32] r9:83018005 r8:84fb3000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1327.113705][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.113831][ T32] r5:00001000 r4:e0489000 [ 1327.113906][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.114027][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.114140][ T32] r5:84f1238c r4:84f12000 [ 1327.114191][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.114296][ T32] r7:dddced80 r6:83018000 r5:84f1238c r4:847a5b80 [ 1327.114350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.114460][ T32] r10:61c88647 r9:84fb3000 r8:847a5bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.114524][ T32] r4:847a5b80 [ 1327.114572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.114678][ T32] r10:00000000 r9:847a5b80 r8:80287e08 r7:e0655e60 r6:84f57400 r5:84fb3000 [ 1327.114737][ T32] r4:00000001 [ 1327.114783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.114876][ T32] Exception stack(0xe0669fb0 to 0xe0669ff8) [ 1327.114939][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.115006][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.115065][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.115137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.115190][ T32] r4:84fab000 [ 1327.130610][ T32] INFO: task kworker/0:195:3824 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.130802][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.130964][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.131098][ T32] Call trace: [ 1327.131178][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.131321][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.131399][ T32] r4:00000000 [ 1327.131452][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.131561][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.131630][ T32] 5d20: ae8e9000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.131690][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.131754][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.131814][ T32] r5:800d0013 r4:80239bb0 [ 1327.131870][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.131963][ T32] r4:82ac21e4 [ 1327.132036][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.132144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.132200][ T32] r4:e0595dc0 [ 1327.132250][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.132343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.132392][ T32] r4:00000000 [ 1327.132445][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.132553][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.132610][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.132710][ T32] r5:00001000 r4:e00c1000 [ 1327.132764][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.132865][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.132968][ T32] r5:84f0c78c r4:84f0c400 [ 1327.133018][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.133124][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.133170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.133267][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.133318][ T32] r4:84ddad00 [ 1327.133365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.133469][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.133522][ T32] r4:00000001 [ 1327.133572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.133652][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.133713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.133781][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.133856][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.133922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.134002][ T32] r4:84cfd440 [ 1327.134059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.134124][ T32] INFO: task kworker/0:196:3827 blocked for more than 453 seconds. [ 1327.134193][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.134250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.134301][ T32] task:kworker/0:196 state:D stack:0 pid:3827 tgid:3827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.134395][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.134484][ T32] Call trace: [ 1327.134607][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.134725][ T32] r10:8291a684 r9:e0675d84 r8:00000002 r7:60000113 r6:e0675d8c r5:84fc1800 [ 1327.134786][ T32] r4:84fc1800 [ 1327.134851][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.134949][ T32] r5:84fc1800 r4:8291a680 [ 1327.135018][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.135117][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.135214][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0675e08 [ 1327.135269][ T32] r4:00000000 [ 1327.135317][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.135420][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.135507][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.135599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fab180 [ 1327.135650][ T32] r4:00000000 [ 1327.135700][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.135800][ T32] r9:83018005 r8:84fc1800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1327.153165][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.153409][ T32] r5:00001000 r4:e04c9000 [ 1327.153470][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.153565][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.153688][ T32] r5:84f12b8c r4:84f12800 [ 1327.153746][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.153866][ T32] r7:dddced80 r6:83018000 r5:84f12b8c r4:847a5c00 [ 1327.153920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.154056][ T32] r10:61c88647 r9:84fc1800 r8:847a5c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.154115][ T32] r4:847a5c00 [ 1327.154167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.154275][ T32] r10:00000000 r9:847a5c00 r8:80287e08 r7:e0655e60 r6:84f57480 r5:84fc1800 [ 1327.154332][ T32] r4:00000001 [ 1327.154385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.154474][ T32] Exception stack(0xe0675fb0 to 0xe0675ff8) [ 1327.154550][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.154617][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.154683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.154750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.154803][ T32] r4:84fab2c0 [ 1327.155619][ T32] INFO: task kworker/0:196:3827 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.155705][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.166463][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.166706][ T32] Call trace: [ 1327.166801][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.166931][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.166987][ T32] r4:00000000 [ 1327.167036][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.167129][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.167196][ T32] 5d20: aeb16000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.167266][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.167324][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.167389][ T32] r5:800d0013 r4:80239bb0 [ 1327.167443][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.167542][ T32] r4:82ac21e4 [ 1327.167591][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.167703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.167767][ T32] r4:e0595dc0 [ 1327.167817][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.167925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.167999][ T32] r4:00000000 [ 1327.168067][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.168173][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.168230][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.168331][ T32] r5:00001000 r4:e00c1000 [ 1327.168382][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.168470][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.168564][ T32] r5:84f0c78c r4:84f0c400 [ 1327.168616][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.168718][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.168767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.168877][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.168931][ T32] r4:84ddad00 [ 1327.168979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.169079][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.169131][ T32] r4:00000001 [ 1327.169178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.169261][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.169326][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.169400][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.169473][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.169539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.169594][ T32] r4:84cfd440 [ 1327.169656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.169746][ T32] INFO: task kworker/0:197:3828 blocked for more than 453 seconds. [ 1327.169840][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.169899][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.169950][ T32] task:kworker/0:197 state:D stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.170079][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.170175][ T32] Call trace: [ 1327.170250][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.170353][ T32] r10:8291a684 r9:e0679d84 r8:00000002 r7:60000113 r6:e0679d8c r5:84fc2400 [ 1327.170408][ T32] r4:84fc2400 [ 1327.170451][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.170541][ T32] r5:84fc2400 r4:8291a680 [ 1327.170585][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.170679][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.170775][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0679e08 [ 1327.170839][ T32] r4:00000000 [ 1327.170889][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.170973][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.171048][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.171163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fab500 [ 1327.171256][ T32] r4:00000000 [ 1327.171312][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.171416][ T32] r9:83018005 r8:84fc2400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1327.171491][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.171595][ T32] r5:00001000 r4:e0569000 [ 1327.171645][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.171739][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.171840][ T32] r5:84f1338c r4:84f13000 [ 1327.171890][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.171991][ T32] r7:dddced80 r6:83018000 r5:84f1338c r4:847a5c80 [ 1327.172045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.172152][ T32] r10:61c88647 r9:84fc2400 r8:847a5cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.172212][ T32] r4:847a5c80 [ 1327.172261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.172362][ T32] r10:00000000 r9:847a5c80 r8:80287e08 r7:e0675e60 r6:84f57500 r5:84fc2400 [ 1327.172416][ T32] r4:00000001 [ 1327.172462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.172545][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.172604][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.172667][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.172725][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.172793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.172854][ T32] r4:84fab2c0 [ 1327.173638][ T32] INFO: task kworker/0:197:3828 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.173724][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.173852][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.173950][ T32] Call trace: [ 1327.174047][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.174160][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.174213][ T32] r4:00000000 [ 1327.174263][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.174352][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.174414][ T32] 5d20: aeb16000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.174483][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.174550][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.174609][ T32] r5:800d0013 r4:80239bb0 [ 1327.174658][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.174745][ T32] r4:82ac21e4 [ 1327.174795][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.174905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.174959][ T32] r4:e0595dc0 [ 1327.175005][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.175097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.175153][ T32] r4:00000000 [ 1327.175226][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.175335][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.175388][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.175482][ T32] r5:00001000 r4:e00c1000 [ 1327.175534][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.175630][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.175727][ T32] r5:84f0c78c r4:84f0c400 [ 1327.175775][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.206437][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.206611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.206769][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.206835][ T32] r4:84ddad00 [ 1327.206887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.206998][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.207059][ T32] r4:00000001 [ 1327.207111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.207205][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.207308][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.207385][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.207450][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.207518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.207574][ T32] r4:84cfd440 [ 1327.207631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.207719][ T32] INFO: task kworker/0:198:3829 blocked for more than 453 seconds. [ 1327.207797][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.207866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.207923][ T32] task:kworker/0:198 state:D stack:0 pid:3829 tgid:3829 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.208048][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.208185][ T32] Call trace: [ 1327.208280][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.208397][ T32] r10:8291a684 r9:e067dd84 r8:00000002 r7:60000013 r6:e067dd8c r5:84fc0000 [ 1327.208453][ T32] r4:84fc0000 [ 1327.208521][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.208624][ T32] r5:84fc0000 r4:8291a680 [ 1327.208673][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.208765][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.208871][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e067de08 [ 1327.208929][ T32] r4:00000000 [ 1327.208979][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.209063][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.209155][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.209252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fab300 [ 1327.209310][ T32] r4:00000000 [ 1327.209360][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.209469][ T32] r9:83018005 r8:84fc0000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1327.209541][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.209640][ T32] r5:00001000 r4:e04e3000 [ 1327.209696][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.209790][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.209899][ T32] r5:84f12f8c r4:84f12c00 [ 1327.209949][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.210078][ T32] r7:dddced80 r6:83018000 r5:84f12f8c r4:847a5d00 [ 1327.210130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.210233][ T32] r10:61c88647 r9:84fc0000 r8:847a5d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.210288][ T32] r4:847a5d00 [ 1327.210336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.210439][ T32] r10:00000000 r9:847a5d00 r8:80287e08 r7:e0679e60 r6:84f57580 r5:84fc0000 [ 1327.210497][ T32] r4:00000001 [ 1327.210544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.210626][ T32] Exception stack(0xe067dfb0 to 0xe067dff8) [ 1327.210691][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.210763][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.210834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.210908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.210966][ T32] r4:84fab380 [ 1327.211774][ T32] INFO: task kworker/0:198:3829 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.211873][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.212028][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.212132][ T32] Call trace: [ 1327.212209][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.212325][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.212385][ T32] r4:00000000 [ 1327.212441][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.212532][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.212600][ T32] 5d20: aee73000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.212670][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.212735][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.212816][ T32] r5:800d0013 r4:80239bb0 [ 1327.212883][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.212983][ T32] r4:82ac21e4 [ 1327.213079][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.213212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.213276][ T32] r4:e0595dc0 [ 1327.213327][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.213428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.213481][ T32] r4:00000000 [ 1327.213534][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.213637][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.213694][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.213791][ T32] r5:00001000 r4:e00c1000 [ 1327.213868][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.213990][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.214094][ T32] r5:84f0c78c r4:84f0c400 [ 1327.214167][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.214281][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.214350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.214467][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.214531][ T32] r4:84ddad00 [ 1327.214599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.214712][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.214770][ T32] r4:00000001 [ 1327.214825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.214912][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.214977][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.215049][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.215113][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.215181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.215241][ T32] r4:84cfd440 [ 1327.215317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.215384][ T32] INFO: task kworker/1:160:3832 blocked for more than 453 seconds. [ 1327.215451][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.215506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.215576][ T32] task:kworker/1:160 state:D stack:0 pid:3832 tgid:3832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.215688][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.239390][ T32] Call trace: [ 1327.239611][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.239771][ T32] r10:8291a684 r9:e065dd84 r8:00000002 r7:60000113 r6:e065dd8c r5:84fc3000 [ 1327.239842][ T32] r4:84fc3000 [ 1327.239895][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.239995][ T32] r5:84fc3000 r4:8291a680 [ 1327.240051][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.240147][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.240247][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e065de08 [ 1327.240302][ T32] r4:00000000 [ 1327.240353][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.240437][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.240528][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.240626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f63cc0 [ 1327.240681][ T32] r4:00000000 [ 1327.240733][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.240850][ T32] r9:83018205 r8:84fc3000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1327.240908][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.241013][ T32] r5:00001000 r4:e05cf000 [ 1327.241067][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.241188][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.241292][ T32] r5:84e03f8c r4:84e03c00 [ 1327.241344][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.241453][ T32] r7:ddde2d80 r6:83018200 r5:84e03f8c r4:84f57600 [ 1327.241508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.241621][ T32] r10:61c88647 r9:84fc3000 r8:84f5762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.241680][ T32] r4:84f57600 [ 1327.241733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.241857][ T32] r10:00000000 r9:84f57600 r8:80287e08 r7:e0125e60 r6:84f57680 r5:84fc3000 [ 1327.241917][ T32] r4:00000001 [ 1327.241994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.242087][ T32] Exception stack(0xe065dfb0 to 0xe065dff8) [ 1327.242159][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.242230][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.242297][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.242369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.242424][ T32] r4:84f63a40 [ 1327.243230][ T32] INFO: task kworker/1:160:3832 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.243324][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.243462][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.243566][ T32] Call trace: [ 1327.243641][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.243760][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.243831][ T32] r4:00000000 [ 1327.243885][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.244011][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.244093][ T32] 5d20: af041000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.244161][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.244218][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.244278][ T32] r5:800d0013 r4:80239bb0 [ 1327.244327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.244414][ T32] r4:82ac21e4 [ 1327.244464][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.244568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.244621][ T32] r4:e0595dc0 [ 1327.244666][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.244755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.244839][ T32] r4:00000000 [ 1327.244909][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.245007][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.245056][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.245149][ T32] r5:00001000 r4:e00c1000 [ 1327.245210][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.245298][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.245394][ T32] r5:84f0c78c r4:84f0c400 [ 1327.245446][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.245548][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.245639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.245754][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.245813][ T32] r4:84ddad00 [ 1327.256712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.256888][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.256951][ T32] r4:00000001 [ 1327.257001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.257096][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.257168][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.257242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.257312][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.257386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.257443][ T32] r4:84cfd440 [ 1327.257516][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.257585][ T32] INFO: task kworker/0:199:3833 blocked for more than 453 seconds. [ 1327.257659][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.257720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.257794][ T32] task:kworker/0:199 state:D stack:0 pid:3833 tgid:3833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.257925][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.258059][ T32] Call trace: [ 1327.258141][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.258254][ T32] r10:8291a684 r9:e0681d84 r8:00000002 r7:60000113 r6:e0681d8c r5:84fc3c00 [ 1327.258312][ T32] r4:84fc3c00 [ 1327.258362][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.258458][ T32] r5:84fc3c00 r4:8291a680 [ 1327.258509][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.258600][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.258707][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0681e08 [ 1327.258769][ T32] r4:00000000 [ 1327.258832][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.258917][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.259006][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.259105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fab740 [ 1327.259163][ T32] r4:00000000 [ 1327.259215][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.259318][ T32] r9:83018005 r8:84fc3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.259371][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.259471][ T32] r5:00001000 r4:e05f3000 [ 1327.259524][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.259619][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.259724][ T32] r5:84f13b8c r4:84f13800 [ 1327.259778][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.259917][ T32] r7:dddced80 r6:83018000 r5:84f13b8c r4:847a5d80 [ 1327.259982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.260090][ T32] r10:61c88647 r9:84fc3c00 r8:847a5dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.260146][ T32] r4:847a5d80 [ 1327.260215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.260323][ T32] r10:00000000 r9:847a5d80 r8:80287e08 r7:e0679e60 r6:84f57700 r5:84fc3c00 [ 1327.260376][ T32] r4:00000001 [ 1327.260424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.260516][ T32] Exception stack(0xe0681fb0 to 0xe0681ff8) [ 1327.260584][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.260654][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.260719][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.260813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.260887][ T32] r4:84fab4c0 [ 1327.261649][ T32] INFO: task kworker/0:199:3833 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.261740][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.261917][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.262041][ T32] Call trace: [ 1327.262114][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.262229][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.262288][ T32] r4:00000000 [ 1327.262338][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.262448][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.262531][ T32] 5d20: af041000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.262601][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.262659][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.262716][ T32] r5:800d0013 r4:80239bb0 [ 1327.262772][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.262878][ T32] r4:82ac21e4 [ 1327.262931][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.263038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.263098][ T32] r4:e0595dc0 [ 1327.263148][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.263254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.263317][ T32] r4:00000000 [ 1327.263370][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.263472][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.263525][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.263645][ T32] r5:00001000 r4:e00c1000 [ 1327.263712][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.263805][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.263916][ T32] r5:84f0c78c r4:84f0c400 [ 1327.263964][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.264071][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.264126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.264229][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.264288][ T32] r4:84ddad00 [ 1327.264339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.264449][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.264514][ T32] r4:00000001 [ 1327.264585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.264686][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.264751][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.264826][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.264893][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.264959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.265010][ T32] r4:84cfd440 [ 1327.265061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.265120][ T32] INFO: task kworker/0:200:3835 blocked for more than 453 seconds. [ 1327.265206][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.265265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.265329][ T32] task:kworker/0:200 state:D stack:0 pid:3835 tgid:3835 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.265440][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.265537][ T32] Call trace: [ 1327.265611][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.265718][ T32] r10:8291a684 r9:e0671d84 r8:00000002 r7:60000113 r6:e0671d8c r5:84fc4800 [ 1327.265836][ T32] r4:84fc4800 [ 1327.292667][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.292869][ T32] r5:84fc4800 r4:8291a680 [ 1327.292923][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.293018][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.293126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0671e08 [ 1327.293186][ T32] r4:00000000 [ 1327.293234][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.293318][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.293413][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.293514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fab6c0 [ 1327.293599][ T32] r4:00000000 [ 1327.293658][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.293764][ T32] r9:83018005 r8:84fc4800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1327.293854][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.293987][ T32] r5:00001000 r4:e05e1000 [ 1327.294048][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.294147][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.294248][ T32] r5:84f1378c r4:84f13400 [ 1327.294301][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.294407][ T32] r7:dddced80 r6:83018000 r5:84f1378c r4:847a5e00 [ 1327.294457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.294560][ T32] r10:61c88647 r9:84fc4800 r8:847a5e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.294615][ T32] r4:847a5e00 [ 1327.294662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.294765][ T32] r10:00000000 r9:847a5e00 r8:80287e08 r7:e0681e60 r6:84f57780 r5:84fc4800 [ 1327.294827][ T32] r4:00000001 [ 1327.294882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.294974][ T32] Exception stack(0xe0671fb0 to 0xe0671ff8) [ 1327.295043][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.295113][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.295177][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.295248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.295326][ T32] r4:84fab4c0 [ 1327.313871][ T32] INFO: task kworker/0:200:3835 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.314054][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.314231][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.314365][ T32] Call trace: [ 1327.314446][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.314577][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.314637][ T32] r4:00000000 [ 1327.314690][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.314786][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.314864][ T32] 5d20: af4c1000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.314934][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.315002][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.315061][ T32] r5:800d0013 r4:80239bb0 [ 1327.315115][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.315233][ T32] r4:82ac21e4 [ 1327.315294][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.315395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.315453][ T32] r4:e0595dc0 [ 1327.315505][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.315606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.315664][ T32] r4:00000000 [ 1327.315713][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.320335][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.320443][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.320595][ T32] r5:00001000 r4:e00c1000 [ 1327.320657][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.320752][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.320857][ T32] r5:84f0c78c r4:84f0c400 [ 1327.320909][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.321015][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.321069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.321180][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.321269][ T32] r4:84ddad00 [ 1327.321326][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.321437][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.321490][ T32] r4:00000001 [ 1327.321551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.321649][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.321717][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.321788][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.322048][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.322202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.322282][ T32] r4:84cfd440 [ 1327.322386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.322525][ T32] INFO: task kworker/1:161:3837 blocked for more than 453 seconds. [ 1327.322635][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.322720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.322796][ T32] task:kworker/1:161 state:D stack:0 pid:3837 tgid:3837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.322973][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.323126][ T32] Call trace: [ 1327.323222][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.323379][ T32] r10:8291a684 r9:e0685d84 r8:00000002 r7:60000113 r6:e0685d8c r5:84fc5400 [ 1327.323454][ T32] r4:84fc5400 [ 1327.323519][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.323637][ T32] r5:84fc5400 r4:8291a680 [ 1327.323705][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.323846][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.323961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0685e08 [ 1327.324035][ T32] r4:00000000 [ 1327.324092][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.324176][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.324264][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.324356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502ff00 [ 1327.324409][ T32] r4:00000000 [ 1327.324474][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.324572][ T32] r9:83018205 r8:84fc5400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1327.324628][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.324723][ T32] r5:00001000 r4:e072d000 [ 1327.324773][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.324870][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.324962][ T32] r5:84471b8c r4:84471800 [ 1327.325009][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.325116][ T32] r7:ddde2d80 r6:83018200 r5:84471b8c r4:84f57800 [ 1327.325168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.325275][ T32] r10:61c88647 r9:84fc5400 r8:84f5782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.325333][ T32] r4:84f57800 [ 1327.325379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.325481][ T32] r10:00000000 r9:84f57800 r8:80287e08 r7:e0125e60 r6:84f57880 r5:84fc5400 [ 1327.325568][ T32] r4:00000001 [ 1327.325625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.325710][ T32] Exception stack(0xe0685fb0 to 0xe0685ff8) [ 1327.325790][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.343009][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.343178][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.343263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.343323][ T32] r4:84f63c80 [ 1327.344132][ T32] INFO: task kworker/1:161:3837 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.344232][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.344381][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.344524][ T32] Call trace: [ 1327.344601][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.344721][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.344780][ T32] r4:00000000 [ 1327.344837][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.344934][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.345018][ T32] 5d20: af603000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.345092][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.345152][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.345215][ T32] r5:800d0013 r4:80239bb0 [ 1327.345269][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.345403][ T32] r4:82ac21e4 [ 1327.345463][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.345582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.345637][ T32] r4:e0595dc0 [ 1327.345685][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.345774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.353875][ T32] r4:00000000 [ 1327.354057][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.354226][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.354282][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.354404][ T32] r5:00001000 r4:e00c1000 [ 1327.354458][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.354559][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.354656][ T32] r5:84f0c78c r4:84f0c400 [ 1327.354712][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.354828][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.354881][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.355000][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.355072][ T32] r4:84ddad00 [ 1327.355127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.355233][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.355288][ T32] r4:00000001 [ 1327.355341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.355431][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.355505][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.355578][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.355658][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.355728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.355782][ T32] r4:84cfd440 [ 1327.370870][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.371040][ T32] INFO: task kworker/0:201:3840 blocked for more than 453 seconds. [ 1327.371122][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.371181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.371239][ T32] task:kworker/0:201 state:D stack:0 pid:3840 tgid:3840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.371387][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.371539][ T32] Call trace: [ 1327.371620][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.371749][ T32] r10:8291a684 r9:e069dd84 r8:00000002 r7:60000113 r6:e069dd8c r5:84fbc800 [ 1327.371811][ T32] r4:84fbc800 [ 1327.371884][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.371991][ T32] r5:84fbc800 r4:8291a680 [ 1327.372038][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.372126][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.372218][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e069de08 [ 1327.372272][ T32] r4:00000000 [ 1327.372319][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.372393][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.372486][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.372585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fab840 [ 1327.372641][ T32] r4:00000000 [ 1327.372691][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.372795][ T32] r9:83018005 r8:84fbc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1327.372882][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.372984][ T32] r5:00001000 r4:e0609000 [ 1327.373037][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.373130][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.373227][ T32] r5:84f13f8c r4:84f13c00 [ 1327.373304][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.373428][ T32] r7:dddced80 r6:83018000 r5:84f13f8c r4:847a5e80 [ 1327.373485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.373588][ T32] r10:61c88647 r9:84fbc800 r8:847a5eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.373643][ T32] r4:847a5e80 [ 1327.373696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.373831][ T32] r10:00000000 r9:847a5e80 r8:80287e08 r7:e0681e60 r6:84f57900 r5:84fbc800 [ 1327.373919][ T32] r4:00000001 [ 1327.374005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.374096][ T32] Exception stack(0xe069dfb0 to 0xe069dff8) [ 1327.374160][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.374232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.374293][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.374365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.374422][ T32] r4:84faba00 [ 1327.375207][ T32] INFO: task kworker/0:201:3840 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.375310][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.375444][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.375547][ T32] Call trace: [ 1327.375621][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.375739][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.375795][ T32] r4:00000000 [ 1327.386627][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.386823][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.386904][ T32] 5d20: af832000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.386978][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.387041][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.387108][ T32] r5:800d0013 r4:80239bb0 [ 1327.387161][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.387263][ T32] r4:82ac21e4 [ 1327.387318][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.387422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.387497][ T32] r4:e0595dc0 [ 1327.387549][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.387646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.387703][ T32] r4:00000000 [ 1327.387752][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.387876][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.387946][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.388057][ T32] r5:00001000 r4:e00c1000 [ 1327.388112][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.388201][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.388294][ T32] r5:84f0c78c r4:84f0c400 [ 1327.388344][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.388434][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.388472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.388578][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.388637][ T32] r4:84ddad00 [ 1327.388687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.388790][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.388853][ T32] r4:00000001 [ 1327.388919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.389041][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.389116][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.389199][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.389264][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.389354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.389423][ T32] r4:84cfd440 [ 1327.389479][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.389557][ T32] INFO: task kworker/0:202:3842 blocked for more than 453 seconds. [ 1327.389634][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.389690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.389747][ T32] task:kworker/0:202 state:D stack:0 pid:3842 tgid:3842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.389888][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.390027][ T32] Call trace: [ 1327.390108][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.390218][ T32] r10:8291a684 r9:e06a1d84 r8:00000002 r7:60000113 r6:e06a1d8c r5:84fc6c00 [ 1327.390298][ T32] r4:84fc6c00 [ 1327.390357][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.390451][ T32] r5:84fc6c00 r4:8291a680 [ 1327.390498][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.390586][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.390698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a1e08 [ 1327.390752][ T32] r4:00000000 [ 1327.390799][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.390896][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.390980][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.391084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fabbc0 [ 1327.391142][ T32] r4:00000000 [ 1327.391206][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.391316][ T32] r9:83018005 r8:84fc6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1327.391371][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.391464][ T32] r5:00001000 r4:e06b3000 [ 1327.391506][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.391584][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.391677][ T32] r5:84f1478c r4:84f14400 [ 1327.391728][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.391843][ T32] r7:dddced80 r6:83018000 r5:84f1478c r4:847a5f00 [ 1327.391903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.392007][ T32] r10:61c88647 r9:84fc6c00 r8:847a5f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.392065][ T32] r4:847a5f00 [ 1327.392127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.392236][ T32] r10:00000000 r9:847a5f00 r8:80287e08 r7:e069de60 r6:84f57980 r5:84fc6c00 [ 1327.392299][ T32] r4:00000001 [ 1327.392350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.392438][ T32] Exception stack(0xe06a1fb0 to 0xe06a1ff8) [ 1327.392503][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.392580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.392663][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.392734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.392790][ T32] r4:84fab880 [ 1327.393597][ T32] INFO: task kworker/0:202:3842 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.393688][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.393859][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.394010][ T32] Call trace: [ 1327.394093][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.394209][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.394268][ T32] r4:00000000 [ 1327.394316][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.394401][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.394465][ T32] 5d20: af832000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.394531][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.394608][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.394668][ T32] r5:800d0013 r4:80239bb0 [ 1327.394738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.394852][ T32] r4:82ac21e4 [ 1327.394906][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.395011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.395074][ T32] r4:e0595dc0 [ 1327.395124][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.395223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.395278][ T32] r4:00000000 [ 1327.395339][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.395439][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.395493][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.395590][ T32] r5:00001000 r4:e00c1000 [ 1327.395664][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.395764][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.423071][ T32] r5:84f0c78c r4:84f0c400 [ 1327.423219][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.423372][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.423428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.423545][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.423605][ T32] r4:84ddad00 [ 1327.423659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.423769][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.423836][ T32] r4:00000001 [ 1327.423897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.423991][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.424064][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.424137][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.424203][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.424271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.424326][ T32] r4:84cfd440 [ 1327.424385][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.424451][ T32] INFO: task kworker/0:203:3844 blocked for more than 453 seconds. [ 1327.424527][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.424589][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.424644][ T32] task:kworker/0:203 state:D stack:0 pid:3844 tgid:3844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.424812][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.424919][ T32] Call trace: [ 1327.424997][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.425120][ T32] r10:8291a684 r9:e06b1d84 r8:00000002 r7:60000113 r6:e06b1d8c r5:84fc8000 [ 1327.425182][ T32] r4:84fc8000 [ 1327.425250][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.425350][ T32] r5:84fc8000 r4:8291a680 [ 1327.425401][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.425505][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.425602][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b1e08 [ 1327.425659][ T32] r4:00000000 [ 1327.425711][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.425791][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.439624][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.439787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faba40 [ 1327.439849][ T32] r4:00000000 [ 1327.439891][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.439991][ T32] r9:83018005 r8:84fc8000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.440036][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.440126][ T32] r5:00001000 r4:e06a3000 [ 1327.440169][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.440277][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.440370][ T32] r5:84f1438c r4:84f14000 [ 1327.440411][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.440499][ T32] r7:dddced80 r6:83018000 r5:84f1438c r4:847a5f80 [ 1327.440541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.440629][ T32] r10:61c88647 r9:84fc8000 r8:847a5fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.440672][ T32] r4:847a5f80 [ 1327.440710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.440816][ T32] r10:00000000 r9:847a5f80 r8:80287e08 r7:e06a1e60 r6:84f57a00 r5:84fc8000 [ 1327.440873][ T32] r4:00000001 [ 1327.440922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.441008][ T32] Exception stack(0xe06b1fb0 to 0xe06b1ff8) [ 1327.441074][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.441144][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.441214][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.441300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.441381][ T32] r4:84fab880 [ 1327.442238][ T32] INFO: task kworker/0:203:3844 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.442330][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.442477][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.442577][ T32] Call trace: [ 1327.442661][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.442788][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.442862][ T32] r4:00000000 [ 1327.442915][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.443016][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.443086][ T32] 5d20: afc27000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.443153][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.443231][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.443312][ T32] r5:800d0013 r4:80239bb0 [ 1327.443385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.443488][ T32] r4:82ac21e4 [ 1327.443538][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.443643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.443696][ T32] r4:e0595dc0 [ 1327.443740][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.443869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.443940][ T32] r4:00000000 [ 1327.444001][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.444107][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.444158][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.444249][ T32] r5:00001000 r4:e00c1000 [ 1327.444297][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.444383][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.444480][ T32] r5:84f0c78c r4:84f0c400 [ 1327.444533][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.444634][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.444684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.444790][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.444855][ T32] r4:84ddad00 [ 1327.444900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.445003][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.445060][ T32] r4:00000001 [ 1327.445150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.445240][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.445300][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.445369][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.445429][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.445489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.445537][ T32] r4:84cfd440 [ 1327.445586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.445691][ T32] INFO: task kworker/0:204:3846 blocked for more than 453 seconds. [ 1327.445763][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.445881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.466531][ T32] task:kworker/0:204 state:D stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.466714][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.466874][ T32] Call trace: [ 1327.466960][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.467124][ T32] r10:8291a684 r9:e06c1d84 r8:00000002 r7:60000113 r6:e06c1d8c r5:84fc9800 [ 1327.467199][ T32] r4:84fc9800 [ 1327.467251][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.467348][ T32] r5:84fc9800 r4:8291a680 [ 1327.467415][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.467508][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.467615][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c1e08 [ 1327.467673][ T32] r4:00000000 [ 1327.467726][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.467835][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.467925][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.468018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f633c0 [ 1327.468085][ T32] r4:00000000 [ 1327.468137][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.468248][ T32] r9:83018005 r8:84fc9800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1327.468305][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.468401][ T32] r5:00001000 r4:dfa7f000 [ 1327.468499][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.468646][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.468752][ T32] r5:84f1578c r4:84f15400 [ 1327.468819][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.468930][ T32] r7:dddced80 r6:83018000 r5:84f1578c r4:85027000 [ 1327.468997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.469147][ T32] r10:61c88647 r9:84fc9800 r8:8502702c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.469207][ T32] r4:85027000 [ 1327.469269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.469404][ T32] r10:00000000 r9:85027000 r8:80287e08 r7:e06a1e60 r6:84f57a80 r5:84fc9800 [ 1327.469465][ T32] r4:00000001 [ 1327.469512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.469613][ T32] Exception stack(0xe06c1fb0 to 0xe06c1ff8) [ 1327.469721][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.469815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.469876][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.469933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.470034][ T32] r4:84fabb00 [ 1327.470835][ T32] INFO: task kworker/0:204:3846 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.470933][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.471101][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.471206][ T32] Call trace: [ 1327.471329][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.471460][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.471520][ T32] r4:00000000 [ 1327.471571][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.471664][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.471732][ T32] 5d20: afdcd000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.471846][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.471915][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.471989][ T32] r5:800d0013 r4:80239bb0 [ 1327.472051][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.472162][ T32] r4:82ac21e4 [ 1327.472235][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.472357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.472422][ T32] r4:e0595dc0 [ 1327.472468][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.472561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.472619][ T32] r4:00000000 [ 1327.472670][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.472772][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.472837][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.472937][ T32] r5:00001000 r4:e00c1000 [ 1327.472990][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.473086][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.473184][ T32] r5:84f0c78c r4:84f0c400 [ 1327.473246][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.473355][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.473438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.473571][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.473634][ T32] r4:84ddad00 [ 1327.473683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.473789][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.473859][ T32] r4:00000001 [ 1327.473923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.474043][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.474108][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.474187][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.474256][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.474327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.474380][ T32] r4:84cfd440 [ 1327.474432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.474513][ T32] INFO: task kworker/0:205:3848 blocked for more than 453 seconds. [ 1327.474612][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.474713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.474789][ T32] task:kworker/0:205 state:D stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.474942][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.475069][ T32] Call trace: [ 1327.475147][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.475300][ T32] r10:8291a684 r9:e06c9d84 r8:00000002 r7:60000013 r6:e06c9d8c r5:84fcb000 [ 1327.475384][ T32] r4:84fcb000 [ 1327.475444][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.475640][ T32] r5:84fcb000 r4:8291a680 [ 1327.475754][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.499518][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.499756][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c9e08 [ 1327.499831][ T32] r4:00000000 [ 1327.499899][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.499985][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.500077][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.500178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fabcc0 [ 1327.500234][ T32] r4:00000000 [ 1327.500285][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.500406][ T32] r9:83018005 r8:84fcb000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1327.500464][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.500565][ T32] r5:00001000 r4:df989000 [ 1327.500620][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.500724][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.500832][ T32] r5:84f14b8c r4:84f14800 [ 1327.500897][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.501007][ T32] r7:dddced80 r6:83018000 r5:84f14b8c r4:85027080 [ 1327.501062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.501170][ T32] r10:61c88647 r9:84fcb000 r8:850270ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.501243][ T32] r4:85027080 [ 1327.501304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.501425][ T32] r10:00000000 r9:85027080 r8:80287e08 r7:e06c1e60 r6:84f57b00 r5:84fcb000 [ 1327.501483][ T32] r4:00000001 [ 1327.501533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.501626][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.501702][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.501772][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.501850][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.501920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.502011][ T32] r4:84fabb00 [ 1327.502847][ T32] INFO: task kworker/0:205:3848 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.502936][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.503092][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.503202][ T32] Call trace: [ 1327.503279][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.503395][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.503457][ T32] r4:00000000 [ 1327.503512][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.503609][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.503678][ T32] 5d20: afedd000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.503747][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.503824][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.503885][ T32] r5:800d0013 r4:80239bb0 [ 1327.503938][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.504034][ T32] r4:82ac21e4 [ 1327.504089][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.504203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.504259][ T32] r4:e0595dc0 [ 1327.504330][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.504434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.504508][ T32] r4:00000000 [ 1327.504567][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.504674][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.504731][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.504841][ T32] r5:00001000 r4:e00c1000 [ 1327.504896][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.504995][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.505091][ T32] r5:84f0c78c r4:84f0c400 [ 1327.505137][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.505238][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.505305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.505409][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.505463][ T32] r4:84ddad00 [ 1327.505513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.505616][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.505674][ T32] r4:00000001 [ 1327.505726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.505877][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.526638][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.526767][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.526840][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.526919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.526983][ T32] r4:84cfd440 [ 1327.527057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.527157][ T32] INFO: task kworker/0:206:3849 blocked for more than 454 seconds. [ 1327.527243][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.527306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.527365][ T32] task:kworker/0:206 state:D stack:0 pid:3849 tgid:3849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.527496][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.527631][ T32] Call trace: [ 1327.527725][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.527856][ T32] r10:8291a684 r9:e0661d84 r8:00000002 r7:60000013 r6:e0661d8c r5:844f3c00 [ 1327.527917][ T32] r4:844f3c00 [ 1327.527967][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.528066][ T32] r5:844f3c00 r4:8291a680 [ 1327.528119][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.528249][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.528366][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0661e08 [ 1327.528426][ T32] r4:00000000 [ 1327.528476][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.528560][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.528654][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.528754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fabd80 [ 1327.528818][ T32] r4:00000000 [ 1327.528871][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.528979][ T32] r9:83018005 r8:844f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1327.529052][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.529155][ T32] r5:00001000 r4:df9e1000 [ 1327.529207][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.529300][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.529397][ T32] r5:84f14f8c r4:84f14c00 [ 1327.529448][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.529552][ T32] r7:dddced80 r6:83018000 r5:84f14f8c r4:85027100 [ 1327.529605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.529711][ T32] r10:61c88647 r9:844f3c00 r8:8502712c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.529766][ T32] r4:85027100 [ 1327.529827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.529932][ T32] r10:00000000 r9:85027100 r8:80287e08 r7:e06c1e60 r6:85027180 r5:844f3c00 [ 1327.530022][ T32] r4:00000001 [ 1327.530086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.530212][ T32] Exception stack(0xe0661fb0 to 0xe0661ff8) [ 1327.530287][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.530359][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.530430][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.530503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.530565][ T32] r4:84fabc40 [ 1327.531382][ T32] INFO: task kworker/0:206:3849 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.531468][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.531602][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.531704][ T32] Call trace: [ 1327.531830][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.531962][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.532022][ T32] r4:00000000 [ 1327.532073][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.532167][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.532253][ T32] 5d20: affd3000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.532322][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.532396][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.532473][ T32] r5:800d0013 r4:80239bb0 [ 1327.532528][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.532617][ T32] r4:82ac21e4 [ 1327.532671][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.532773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.532842][ T32] r4:e0595dc0 [ 1327.532918][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.533023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.533083][ T32] r4:00000000 [ 1327.533148][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.533250][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.533302][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.533398][ T32] r5:00001000 r4:e00c1000 [ 1327.533450][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.533542][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.533638][ T32] r5:84f0c78c r4:84f0c400 [ 1327.533688][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.533792][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.533980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.534109][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.534180][ T32] r4:84ddad00 [ 1327.534230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.534335][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.534393][ T32] r4:00000001 [ 1327.534443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.534535][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.534616][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.534690][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.534757][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.534835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.534929][ T32] r4:84cfd440 [ 1327.534990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.535050][ T32] INFO: task kworker/0:207:3852 blocked for more than 454 seconds. [ 1327.535121][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.535176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.535225][ T32] task:kworker/0:207 state:D stack:0 pid:3852 tgid:3852 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.535342][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.535439][ T32] Call trace: [ 1327.535514][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.535620][ T32] r10:8291a684 r9:e06c5d84 r8:00000002 r7:60000113 r6:e06c5d8c r5:84c8b000 [ 1327.535678][ T32] r4:84c8b000 [ 1327.535753][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.564441][ T32] r5:84c8b000 r4:8291a680 [ 1327.564591][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.564732][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.564856][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c5e08 [ 1327.564913][ T32] r4:00000000 [ 1327.564968][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.565053][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.565143][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.565256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fabf80 [ 1327.565328][ T32] r4:00000000 [ 1327.565376][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.565517][ T32] r9:83018005 r8:84c8b000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1327.565582][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.565693][ T32] r5:00001000 r4:dfa2d000 [ 1327.565744][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.576740][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.576975][ T32] r5:84f1538c r4:84f15000 [ 1327.577049][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.577170][ T32] r7:dddced80 r6:83018000 r5:84f1538c r4:85027200 [ 1327.577224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.577342][ T32] r10:61c88647 r9:84c8b000 r8:8502722c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.577416][ T32] r4:85027200 [ 1327.577470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.577590][ T32] r10:00000000 r9:85027200 r8:80287e08 r7:e06c1e60 r6:85027280 r5:84c8b000 [ 1327.577650][ T32] r4:00000001 [ 1327.577700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.577817][ T32] Exception stack(0xe06c5fb0 to 0xe06c5ff8) [ 1327.577887][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.577993][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.578068][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.578139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.578191][ T32] r4:84fabec0 [ 1327.579003][ T32] INFO: task kworker/0:207:3852 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.579110][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.579264][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.579370][ T32] Call trace: [ 1327.579508][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.579686][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.579759][ T32] r4:00000000 [ 1327.579818][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.579910][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.579982][ T32] 5d20: b0437000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.580061][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.580126][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.580184][ T32] r5:800d0013 r4:80239bb0 [ 1327.580234][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.580346][ T32] r4:82ac21e4 [ 1327.580396][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.580497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.580562][ T32] r4:e0595dc0 [ 1327.580628][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.580739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.580796][ T32] r4:00000000 [ 1327.580858][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.580965][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.581020][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.581120][ T32] r5:00001000 r4:e00c1000 [ 1327.581171][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.581266][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.581388][ T32] r5:84f0c78c r4:84f0c400 [ 1327.581446][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.581548][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.581602][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.581701][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.581759][ T32] r4:84ddad00 [ 1327.581815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.581916][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.582005][ T32] r4:00000001 [ 1327.582063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.582156][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.582218][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.582289][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.582364][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.582452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.582508][ T32] r4:84cfd440 [ 1327.582574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.582656][ T32] INFO: task kworker/0:208:3853 blocked for more than 454 seconds. [ 1327.582728][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.582788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.582864][ T32] task:kworker/0:208 state:D stack:0 pid:3853 tgid:3853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.582981][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.583082][ T32] Call trace: [ 1327.583162][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.583272][ T32] r10:8291a684 r9:e0689d84 r8:00000002 r7:60000113 r6:e0689d8c r5:84c40000 [ 1327.583326][ T32] r4:84c40000 [ 1327.583398][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.583505][ T32] r5:84c40000 r4:8291a680 [ 1327.583555][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.583644][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.583758][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0689e08 [ 1327.583825][ T32] r4:00000000 [ 1327.583875][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.583961][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.584038][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.584157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f63280 [ 1327.584215][ T32] r4:00000000 [ 1327.584290][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.584402][ T32] r9:83018005 r8:84c40000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1327.584457][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.584559][ T32] r5:00001000 r4:dfacb000 [ 1327.584611][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.584703][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.584802][ T32] r5:84f15b8c r4:84f15800 [ 1327.584862][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.584956][ T32] r7:dddced80 r6:83018000 r5:84f15b8c r4:85027300 [ 1327.585005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.585106][ T32] r10:61c88647 r9:84c40000 r8:8502732c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.585159][ T32] r4:85027300 [ 1327.585204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.585315][ T32] r10:00000000 r9:85027300 r8:80287e08 r7:e06c1e60 r6:85027380 r5:84c40000 [ 1327.585369][ T32] r4:00000001 [ 1327.585416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.585496][ T32] Exception stack(0xe0689fb0 to 0xe0689ff8) [ 1327.585556][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.585620][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.585680][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.585789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.598701][ T32] r4:84fabec0 [ 1327.599611][ T32] INFO: task kworker/0:208:3853 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.599707][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.599899][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.600064][ T32] Call trace: [ 1327.600149][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.600288][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.600348][ T32] r4:00000000 [ 1327.600398][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.600496][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.600566][ T32] 5d20: b0437000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.600635][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.600700][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.600775][ T32] r5:800d0013 r4:80239bb0 [ 1327.600842][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.600942][ T32] r4:82ac21e4 [ 1327.600993][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.601095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.601153][ T32] r4:e0595dc0 [ 1327.601204][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.601301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.601356][ T32] r4:00000000 [ 1327.601405][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.601510][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.601566][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.601679][ T32] r5:00001000 r4:e00c1000 [ 1327.601732][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.601834][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.601983][ T32] r5:84f0c78c r4:84f0c400 [ 1327.602053][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.602167][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.602218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.602323][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.602381][ T32] r4:84ddad00 [ 1327.602430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.602538][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.602592][ T32] r4:00000001 [ 1327.602641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.602747][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.602834][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.602904][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.602974][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.603069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.603140][ T32] r4:84cfd440 [ 1327.603195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.603276][ T32] INFO: task kworker/0:209:3856 blocked for more than 454 seconds. [ 1327.603363][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.603437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.603490][ T32] task:kworker/0:209 state:D stack:0 pid:3856 tgid:3856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.603597][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.603696][ T32] Call trace: [ 1327.603821][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.603931][ T32] r10:8291a684 r9:e06d1d84 r8:00000002 r7:60000113 r6:e06d1d8c r5:84c40c00 [ 1327.603990][ T32] r4:84c40c00 [ 1327.604042][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.604144][ T32] r5:84c40c00 r4:8291a680 [ 1327.604194][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.604285][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.604385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d1e08 [ 1327.604442][ T32] r4:00000000 [ 1327.604496][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.604583][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.604667][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.604761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850374c0 [ 1327.604827][ T32] r4:00000000 [ 1327.604875][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.604978][ T32] r9:83018005 r8:84c40c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1327.605032][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.605132][ T32] r5:00001000 r4:dfd8d000 [ 1327.605182][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.605275][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.605370][ T32] r5:84f16b8c r4:84f16800 [ 1327.605420][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.605519][ T32] r7:dddced80 r6:83018000 r5:84f16b8c r4:85027400 [ 1327.605595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.605715][ T32] r10:61c88647 r9:84c40c00 r8:8502742c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.605770][ T32] r4:85027400 [ 1327.627041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.627301][ T32] r10:00000000 r9:85027400 r8:80287e08 r7:e0689e60 r6:85027480 r5:84c40c00 [ 1327.627363][ T32] r4:00000001 [ 1327.627414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.627505][ T32] Exception stack(0xe06d1fb0 to 0xe06d1ff8) [ 1327.627580][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.627653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.627723][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.627795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.627874][ T32] r4:84ceb400 [ 1327.628678][ T32] INFO: task kworker/0:209:3856 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.628786][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.628955][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.629063][ T32] Call trace: [ 1327.629141][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.629255][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.629311][ T32] r4:00000000 [ 1327.629361][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.629449][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.629530][ T32] 5d20: b06e5000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.629600][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.629673][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.629737][ T32] r5:800d0013 r4:80239bb0 [ 1327.629789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.629905][ T32] r4:82ac21e4 [ 1327.629980][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.630084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.630139][ T32] r4:e0595dc0 [ 1327.630205][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.630300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.630355][ T32] r4:00000000 [ 1327.630419][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.630514][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.630599][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.630700][ T32] r5:00001000 r4:e00c1000 [ 1327.630750][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.630847][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.630946][ T32] r5:84f0c78c r4:84f0c400 [ 1327.631000][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.631102][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.631154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.631261][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.631315][ T32] r4:84ddad00 [ 1327.631359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.631461][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.631515][ T32] r4:00000001 [ 1327.631563][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.631647][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.631709][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.631790][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.631870][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.631941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.631998][ T32] r4:84cfd440 [ 1327.632050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.632136][ T32] INFO: task kworker/0:210:3857 blocked for more than 454 seconds. [ 1327.632246][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.632312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.632363][ T32] task:kworker/0:210 state:D stack:0 pid:3857 tgid:3857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.632490][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.632586][ T32] Call trace: [ 1327.632658][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.632764][ T32] r10:8291a684 r9:e06d9d84 r8:00000002 r7:60000013 r6:e06d9d8c r5:84c41800 [ 1327.632832][ T32] r4:84c41800 [ 1327.632888][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.633003][ T32] r5:84c41800 r4:8291a680 [ 1327.633053][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.633143][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.633244][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d9e08 [ 1327.633314][ T32] r4:00000000 [ 1327.633375][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.633483][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.633580][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.633676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ceb480 [ 1327.633729][ T32] r4:00000000 [ 1327.633778][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.633895][ T32] r9:83018005 r8:84c41800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1327.633988][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.634095][ T32] r5:00001000 r4:dfcb3000 [ 1327.634170][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.634267][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.634376][ T32] r5:84f15f8c r4:84f15c00 [ 1327.634426][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.634532][ T32] r7:dddced80 r6:83018000 r5:84f15f8c r4:85027500 [ 1327.634583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.634711][ T32] r10:61c88647 r9:84c41800 r8:8502752c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.634780][ T32] r4:85027500 [ 1327.634846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.634950][ T32] r10:00000000 r9:85027500 r8:80287e08 r7:e06d1e60 r6:85027580 r5:84c41800 [ 1327.635019][ T32] r4:00000001 [ 1327.635071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.635158][ T32] Exception stack(0xe06d9fb0 to 0xe06d9ff8) [ 1327.635221][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.635288][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.635352][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.635422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.635489][ T32] r4:84ceb400 [ 1327.663386][ T32] INFO: task kworker/0:210:3857 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.663581][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.663767][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.663920][ T32] Call trace: [ 1327.663999][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.664138][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.664196][ T32] r4:00000000 [ 1327.664251][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.664342][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.664448][ T32] 5d20: b0a08000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.664533][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.664594][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.664669][ T32] r5:800d0013 r4:80239bb0 [ 1327.664736][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.664853][ T32] r4:82ac21e4 [ 1327.664905][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.665004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.665063][ T32] r4:e0595dc0 [ 1327.665115][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.665216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.665274][ T32] r4:00000000 [ 1327.665348][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.665471][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.665524][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.665619][ T32] r5:00001000 r4:e00c1000 [ 1327.665687][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.665787][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.673952][ T32] r5:84f0c78c r4:84f0c400 [ 1327.674064][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.674215][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.674268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.674371][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.674427][ T32] r4:84ddad00 [ 1327.674475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.674579][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.674632][ T32] r4:00000001 [ 1327.674677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.674761][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.674849][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.674916][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.674976][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.675053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.675106][ T32] r4:84cfd440 [ 1327.675161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.675238][ T32] INFO: task kworker/0:211:3859 blocked for more than 454 seconds. [ 1327.675306][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.675381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.675446][ T32] task:kworker/0:211 state:D stack:0 pid:3859 tgid:3859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.675573][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.675668][ T32] Call trace: [ 1327.675738][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.686410][ T32] r10:8291a684 r9:e06ddd84 r8:00000002 r7:60000013 r6:e06ddd8c r5:84c43000 [ 1327.686562][ T32] r4:84c43000 [ 1327.686617][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.686760][ T32] r5:84c43000 r4:8291a680 [ 1327.686815][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.686912][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.687026][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06dde08 [ 1327.687088][ T32] r4:00000000 [ 1327.687140][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.687278][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.687386][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.687529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85037300 [ 1327.687594][ T32] r4:00000000 [ 1327.687644][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.687747][ T32] r9:83018005 r8:84c43000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1327.687824][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.687940][ T32] r5:00001000 r4:dfd23000 [ 1327.688010][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.688100][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.688194][ T32] r5:84f1638c r4:84f16000 [ 1327.688243][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.688373][ T32] r7:dddced80 r6:83018000 r5:84f1638c r4:85027600 [ 1327.688439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.688548][ T32] r10:61c88647 r9:84c43000 r8:8502762c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.688606][ T32] r4:85027600 [ 1327.688654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.688755][ T32] r10:00000000 r9:85027600 r8:80287e08 r7:e06d1e60 r6:85027680 r5:84c43000 [ 1327.688831][ T32] r4:00000001 [ 1327.688878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.688960][ T32] Exception stack(0xe06ddfb0 to 0xe06ddff8) [ 1327.689023][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.689087][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.689152][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.689237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.689294][ T32] r4:85037040 [ 1327.690139][ T32] INFO: task kworker/0:211:3859 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.690230][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.690393][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.690497][ T32] Call trace: [ 1327.690615][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.690722][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.690797][ T32] r4:00000000 [ 1327.690870][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.690961][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.691032][ T32] 5d20: b0b4b000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.691101][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.691176][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.691286][ T32] r5:800d0013 r4:80239bb0 [ 1327.691347][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.691442][ T32] r4:82ac21e4 [ 1327.691493][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.691608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.691663][ T32] r4:e0595dc0 [ 1327.691728][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.691852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.691908][ T32] r4:00000000 [ 1327.691961][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.692078][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.692153][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.692256][ T32] r5:00001000 r4:e00c1000 [ 1327.692310][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.692402][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.692499][ T32] r5:84f0c78c r4:84f0c400 [ 1327.692567][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.692693][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.692768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.692908][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.692973][ T32] r4:84ddad00 [ 1327.693021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.693123][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.693182][ T32] r4:00000001 [ 1327.693232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.693311][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.693394][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.693465][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.693529][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.693613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.693710][ T32] r4:84cfd440 [ 1327.693773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.693880][ T32] INFO: task kworker/0:212:3863 blocked for more than 454 seconds. [ 1327.694011][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.694371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.694586][ T32] task:kworker/0:212 state:D stack:0 pid:3863 tgid:3863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.694744][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.694911][ T32] Call trace: [ 1327.695003][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.695117][ T32] r10:8291a684 r9:e06e1d84 r8:00000002 r7:60000113 r6:e06e1d8c r5:84c42400 [ 1327.695174][ T32] r4:84c42400 [ 1327.695226][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.695321][ T32] r5:84c42400 r4:8291a680 [ 1327.695369][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.695481][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.695589][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e1e08 [ 1327.695649][ T32] r4:00000000 [ 1327.695722][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.695821][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.726694][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.726911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85037400 [ 1327.726980][ T32] r4:00000000 [ 1327.727034][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.727155][ T32] r9:83018005 r8:84c42400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1327.727227][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.727336][ T32] r5:00001000 r4:dfd55000 [ 1327.727387][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.727475][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.727597][ T32] r5:84f1678c r4:84f16400 [ 1327.727662][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.727766][ T32] r7:dddced80 r6:83018000 r5:84f1678c r4:85027700 [ 1327.727828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.727937][ T32] r10:61c88647 r9:84c42400 r8:8502772c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.727991][ T32] r4:85027700 [ 1327.728044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.728151][ T32] r10:00000000 r9:85027700 r8:80287e08 r7:e06d1e60 r6:85027780 r5:84c42400 [ 1327.728238][ T32] r4:00000001 [ 1327.728305][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.728396][ T32] Exception stack(0xe06e1fb0 to 0xe06e1ff8) [ 1327.728465][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.728531][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.728597][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.728660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.728714][ T32] r4:85037600 [ 1327.729538][ T32] INFO: task kworker/0:212:3863 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.729631][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.729788][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.729907][ T32] Call trace: [ 1327.730034][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.730157][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.730212][ T32] r4:00000000 [ 1327.730259][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.730348][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.730436][ T32] 5d20: b0dde000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.730511][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.730577][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.730635][ T32] r5:800d0013 r4:80239bb0 [ 1327.730688][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.730783][ T32] r4:82ac21e4 [ 1327.730840][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.730944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.731003][ T32] r4:e0595dc0 [ 1327.731052][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.731152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.731208][ T32] r4:00000000 [ 1327.731258][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.731359][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.731411][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.731508][ T32] r5:00001000 r4:e00c1000 [ 1327.731560][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.731654][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.731780][ T32] r5:84f0c78c r4:84f0c400 [ 1327.731859][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.731970][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.732026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.732166][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.732225][ T32] r4:84ddad00 [ 1327.732275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.732375][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.732437][ T32] r4:00000001 [ 1327.732483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.732571][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.732648][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.732719][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.732781][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.732860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.732919][ T32] r4:84cfd440 [ 1327.733001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.733096][ T32] INFO: task kworker/0:213:3865 blocked for more than 454 seconds. [ 1327.733174][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.733249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.733301][ T32] task:kworker/0:213 state:D stack:0 pid:3865 tgid:3865 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.733402][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.733526][ T32] Call trace: [ 1327.733615][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.733727][ T32] r10:8291a684 r9:e06d5d84 r8:00000002 r7:60000113 r6:e06d5d8c r5:84c45400 [ 1327.733786][ T32] r4:84c45400 [ 1327.733853][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.733990][ T32] r5:84c45400 r4:8291a680 [ 1327.734049][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.734166][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.734275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d5e08 [ 1327.734345][ T32] r4:00000000 [ 1327.734394][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.734478][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.734566][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.734660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85037740 [ 1327.734738][ T32] r4:00000000 [ 1327.734800][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.734920][ T32] r9:83018005 r8:84c45400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1327.734973][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.735069][ T32] r5:00001000 r4:dfdbd000 [ 1327.735118][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.735208][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.735306][ T32] r5:84f16f8c r4:84f16c00 [ 1327.735357][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.735461][ T32] r7:dddced80 r6:83018000 r5:84f16f8c r4:85027800 [ 1327.735513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.735622][ T32] r10:61c88647 r9:84c45400 r8:8502782c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.735679][ T32] r4:85027800 [ 1327.735728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.760910][ T32] r10:00000000 r9:85027800 r8:80287e08 r7:e06d1e60 r6:85027880 r5:84c45400 [ 1327.761053][ T32] r4:00000001 [ 1327.761111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.761244][ T32] Exception stack(0xe06d5fb0 to 0xe06d5ff8) [ 1327.761319][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.761391][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.761457][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.761528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.761599][ T32] r4:85037500 [ 1327.762475][ T32] INFO: task kworker/0:213:3865 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.762567][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.762737][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.762859][ T32] Call trace: [ 1327.762988][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.763113][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.763172][ T32] r4:00000000 [ 1327.763223][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.763317][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.763385][ T32] 5d20: b1175000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.763460][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.763523][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.763585][ T32] r5:800d0013 r4:80239bb0 [ 1327.763637][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.763732][ T32] r4:82ac21e4 [ 1327.763796][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.763907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.763964][ T32] r4:e0595dc0 [ 1327.764012][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.764109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.764162][ T32] r4:00000000 [ 1327.764210][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.764313][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.764367][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.764462][ T32] r5:00001000 r4:e00c1000 [ 1327.764526][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.764626][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.764718][ T32] r5:84f0c78c r4:84f0c400 [ 1327.764801][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.764921][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.764973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.765101][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.765172][ T32] r4:84ddad00 [ 1327.765220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.765321][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.765377][ T32] r4:00000001 [ 1327.765424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.765504][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.765636][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.765736][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.776443][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.776607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.776675][ T32] r4:84cfd440 [ 1327.776738][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.776816][ T32] INFO: task kworker/0:214:3867 blocked for more than 454 seconds. [ 1327.776902][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.776961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.777018][ T32] task:kworker/0:214 state:D stack:0 pid:3867 tgid:3867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.777151][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.777290][ T32] Call trace: [ 1327.777369][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.777485][ T32] r10:8291a684 r9:e06e5d84 r8:00000002 r7:60000113 r6:e06e5d8c r5:84c46000 [ 1327.777538][ T32] r4:84c46000 [ 1327.777587][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.777688][ T32] r5:84c46000 r4:8291a680 [ 1327.777766][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.777893][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.778038][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e5e08 [ 1327.778097][ T32] r4:00000000 [ 1327.778144][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.778226][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.778313][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.778409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85037800 [ 1327.778462][ T32] r4:00000000 [ 1327.778508][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.778610][ T32] r9:83018005 r8:84c46000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.778683][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.778792][ T32] r5:00001000 r4:dfdf1000 [ 1327.778867][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.778956][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.779050][ T32] r5:84f1738c r4:84f17000 [ 1327.779112][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.779225][ T32] r7:dddced80 r6:83018000 r5:84f1738c r4:85027900 [ 1327.779293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.779406][ T32] r10:61c88647 r9:84c46000 r8:8502792c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.779461][ T32] r4:85027900 [ 1327.779510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.779614][ T32] r10:00000000 r9:85027900 r8:80287e08 r7:e06d5e60 r6:85027980 r5:84c46000 [ 1327.779669][ T32] r4:00000001 [ 1327.779716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.779803][ T32] Exception stack(0xe06e5fb0 to 0xe06e5ff8) [ 1327.779879][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.779947][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.780010][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.780076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.780132][ T32] r4:85037940 [ 1327.780973][ T32] INFO: task kworker/0:214:3867 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.781071][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.781238][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.781335][ T32] Call trace: [ 1327.781406][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.781517][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.781574][ T32] r4:00000000 [ 1327.781624][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.781713][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.781795][ T32] 5d20: b1175000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.781886][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.781996][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.782070][ T32] r5:800d0013 r4:80239bb0 [ 1327.782125][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.782218][ T32] r4:82ac21e4 [ 1327.782266][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.782361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.782416][ T32] r4:e0595dc0 [ 1327.782466][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.782563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.782614][ T32] r4:00000000 [ 1327.782664][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.782763][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.782826][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.782922][ T32] r5:00001000 r4:e00c1000 [ 1327.782972][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.783063][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.783161][ T32] r5:84f0c78c r4:84f0c400 [ 1327.783210][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.783316][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.783370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.783482][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.783567][ T32] r4:84ddad00 [ 1327.783624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.783742][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.783800][ T32] r4:00000001 [ 1327.783861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.783963][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.784038][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.784108][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.784171][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.784240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.784333][ T32] r4:84cfd440 [ 1327.784421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.784490][ T32] INFO: task kworker/0:215:3869 blocked for more than 454 seconds. [ 1327.784570][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.784624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.784672][ T32] task:kworker/0:215 state:D stack:0 pid:3869 tgid:3869 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.784803][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.784909][ T32] Call trace: [ 1327.784989][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.785099][ T32] r10:8291a684 r9:e06e9d84 r8:00000002 r7:60000113 r6:e06e9d8c r5:84c46c00 [ 1327.785152][ T32] r4:84c46c00 [ 1327.785215][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.785310][ T32] r5:84c46c00 r4:8291a680 [ 1327.785371][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.785462][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.785561][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e9e08 [ 1327.785629][ T32] r4:00000000 [ 1327.785680][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.785764][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.810315][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.810489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85037a00 [ 1327.810546][ T32] r4:00000000 [ 1327.810596][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.810708][ T32] r9:83018005 r8:84c46c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.810768][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.810896][ T32] r5:00001000 r4:dff8d000 [ 1327.810960][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.811049][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.811145][ T32] r5:84f1778c r4:84f17400 [ 1327.811193][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.811298][ T32] r7:dddced80 r6:83018000 r5:84f1778c r4:85027a00 [ 1327.811352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.811480][ T32] r10:61c88647 r9:84c46c00 r8:85027a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.811544][ T32] r4:85027a00 [ 1327.811594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.811704][ T32] r10:00000000 r9:85027a00 r8:80287e08 r7:e06e5e60 r6:85027a80 r5:84c46c00 [ 1327.811761][ T32] r4:00000001 [ 1327.811820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.811916][ T32] Exception stack(0xe06e9fb0 to 0xe06e9ff8) [ 1327.811991][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.812058][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.812124][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.812215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.812278][ T32] r4:85037940 [ 1327.813115][ T32] INFO: task kworker/0:215:3869 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.813202][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.813342][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.813450][ T32] Call trace: [ 1327.813578][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.813697][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.813755][ T32] r4:00000000 [ 1327.813816][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.813921][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.814031][ T32] 5d20: b13be000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.814092][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.814146][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.814204][ T32] r5:800d0013 r4:80239bb0 [ 1327.814255][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.814350][ T32] r4:82ac21e4 [ 1327.814398][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.814501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.814575][ T32] r4:e0595dc0 [ 1327.814625][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.814722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.814789][ T32] r4:00000000 [ 1327.814877][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.815036][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.815108][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.815209][ T32] r5:00001000 r4:e00c1000 [ 1327.815261][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.815372][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.815484][ T32] r5:84f0c78c r4:84f0c400 [ 1327.815531][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.815645][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.815700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.838406][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.838552][ T32] r4:84ddad00 [ 1327.838607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.838749][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.838803][ T32] r4:00000001 [ 1327.838853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.838945][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.839015][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.839097][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.839160][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.839226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.839281][ T32] r4:84cfd440 [ 1327.839335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.839417][ T32] INFO: task kworker/0:216:3871 blocked for more than 454 seconds. [ 1327.839482][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.839533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.839587][ T32] task:kworker/0:216 state:D stack:0 pid:3871 tgid:3871 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.839715][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.839819][ T32] Call trace: [ 1327.839917][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.840034][ T32] r10:8291a684 r9:e06edd84 r8:00000002 r7:60000113 r6:e06edd8c r5:84c44800 [ 1327.840100][ T32] r4:84c44800 [ 1327.840164][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.840262][ T32] r5:84c44800 r4:8291a680 [ 1327.840311][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.840399][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.840495][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ede08 [ 1327.840549][ T32] r4:00000000 [ 1327.840598][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.840679][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.840768][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.840879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85037b80 [ 1327.840934][ T32] r4:00000000 [ 1327.840984][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.841098][ T32] r9:83018005 r8:84c44800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1327.841154][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.841251][ T32] r5:00001000 r4:e0099000 [ 1327.841305][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.841397][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.841492][ T32] r5:84f17b8c r4:84f17800 [ 1327.841543][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.841644][ T32] r7:dddced80 r6:83018000 r5:84f17b8c r4:85027b00 [ 1327.841690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.841815][ T32] r10:61c88647 r9:84c44800 r8:85027b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.841879][ T32] r4:85027b00 [ 1327.841950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.842090][ T32] r10:00000000 r9:85027b00 r8:80287e08 r7:e06e9e60 r6:85027b80 r5:84c44800 [ 1327.842146][ T32] r4:00000001 [ 1327.842195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.842277][ T32] Exception stack(0xe06edfb0 to 0xe06edff8) [ 1327.842340][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.842405][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.842469][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.842540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.842597][ T32] r4:850379c0 [ 1327.843391][ T32] INFO: task kworker/0:216:3871 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.843490][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.843622][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.843720][ T32] Call trace: [ 1327.843802][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.843912][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.843964][ T32] r4:00000000 [ 1327.844011][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.844113][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.844171][ T32] 5d20: b15f5000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.844243][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.844301][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.844356][ T32] r5:800d0013 r4:80239bb0 [ 1327.844405][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.844498][ T32] r4:82ac21e4 [ 1327.844549][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.844643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.844714][ T32] r4:e0595dc0 [ 1327.844759][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.844858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.844914][ T32] r4:00000000 [ 1327.844969][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.845089][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.845183][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.845299][ T32] r5:00001000 r4:e00c1000 [ 1327.845347][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.845436][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.845529][ T32] r5:84f0c78c r4:84f0c400 [ 1327.845590][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.845693][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.845744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.866650][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.866800][ T32] r4:84ddad00 [ 1327.866864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.867022][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.867090][ T32] r4:00000001 [ 1327.867141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.867234][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.867318][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.867390][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.867456][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.867524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.867578][ T32] r4:84cfd440 [ 1327.867637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.867705][ T32] INFO: task kworker/0:217:3873 blocked for more than 454 seconds. [ 1327.867778][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.867850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.867902][ T32] task:kworker/0:217 state:D stack:0 pid:3873 tgid:3873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.868025][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.868152][ T32] Call trace: [ 1327.868244][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.868358][ T32] r10:8291a684 r9:e06f5d84 r8:00000002 r7:60000113 r6:e06f5d8c r5:84c48000 [ 1327.868413][ T32] r4:84c48000 [ 1327.868459][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.868577][ T32] r5:84c48000 r4:8291a680 [ 1327.868633][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.868726][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.868826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f5e08 [ 1327.868882][ T32] r4:00000000 [ 1327.868946][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.869034][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.869149][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.869247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85037e00 [ 1327.869354][ T32] r4:00000000 [ 1327.869459][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.869583][ T32] r9:83018005 r8:84c48000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1327.869638][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.869731][ T32] r5:00001000 r4:e00ad000 [ 1327.869798][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.869892][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.870023][ T32] r5:84f17f8c r4:84f17c00 [ 1327.870084][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.870211][ T32] r7:dddced80 r6:83018000 r5:84f17f8c r4:85027c00 [ 1327.870270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.870397][ T32] r10:61c88647 r9:84c48000 r8:85027c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.870471][ T32] r4:85027c00 [ 1327.870522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.870632][ T32] r10:00000000 r9:85027c00 r8:80287e08 r7:e06ede60 r6:85027c80 r5:84c48000 [ 1327.870694][ T32] r4:00000001 [ 1327.870743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.870829][ T32] Exception stack(0xe06f5fb0 to 0xe06f5ff8) [ 1327.870893][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.870978][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.871066][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.871140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.871197][ T32] r4:85037ac0 [ 1327.871996][ T32] INFO: task kworker/0:217:3873 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.872093][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.872235][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.872336][ T32] Call trace: [ 1327.872407][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.872520][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.872627][ T32] r4:00000000 [ 1327.872696][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.872786][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.872862][ T32] 5d20: b1757000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.872946][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.873014][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.873103][ T32] r5:800d0013 r4:80239bb0 [ 1327.873169][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.873262][ T32] r4:82ac21e4 [ 1327.873324][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.873423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.873490][ T32] r4:e0595dc0 [ 1327.873535][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.873630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.873684][ T32] r4:00000000 [ 1327.873732][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.873834][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.873896][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.874047][ T32] r5:00001000 r4:e00c1000 [ 1327.874113][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.874207][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.874301][ T32] r5:84f0c78c r4:84f0c400 [ 1327.874352][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.874454][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.874513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.874655][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.874720][ T32] r4:84ddad00 [ 1327.874767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.874871][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.874926][ T32] r4:00000001 [ 1327.874972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.875058][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.875122][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.875187][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.875254][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.875328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.875385][ T32] r4:84cfd440 [ 1327.875442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.875501][ T32] INFO: task kworker/0:218:3876 blocked for more than 454 seconds. [ 1327.875561][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.875615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.875662][ T32] task:kworker/0:218 state:D stack:0 pid:3876 tgid:3876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.875766][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.900665][ T32] Call trace: [ 1327.900761][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.900916][ T32] r10:8291a684 r9:e06f1d84 r8:00000002 r7:60000113 r6:e06f1d8c r5:84c48c00 [ 1327.900981][ T32] r4:84c48c00 [ 1327.901032][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.901142][ T32] r5:84c48c00 r4:8291a680 [ 1327.901193][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.901286][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.901387][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f1e08 [ 1327.901442][ T32] r4:00000000 [ 1327.901498][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.901587][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.901681][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.901780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85037f00 [ 1327.901846][ T32] r4:00000000 [ 1327.901897][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.902035][ T32] r9:83018005 r8:84c48c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1327.902098][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.902201][ T32] r5:00001000 r4:e00c3000 [ 1327.902252][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.902341][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.902433][ T32] r5:8506838c r4:85068000 [ 1327.902482][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.902583][ T32] r7:dddced80 r6:83018000 r5:8506838c r4:85027d00 [ 1327.902638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.902739][ T32] r10:61c88647 r9:84c48c00 r8:85027d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.902799][ T32] r4:85027d00 [ 1327.902854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.902962][ T32] r10:00000000 r9:85027d00 r8:80287e08 r7:e06f5e60 r6:85027d80 r5:84c48c00 [ 1327.903019][ T32] r4:00000001 [ 1327.903076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.903166][ T32] Exception stack(0xe06f1fb0 to 0xe06f1ff8) [ 1327.903271][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.903345][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.903421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.903491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.903543][ T32] r4:85037dc0 [ 1327.904318][ T32] INFO: task kworker/0:218:3876 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.904413][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.904563][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.904664][ T32] Call trace: [ 1327.904741][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.904864][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.904923][ T32] r4:00000000 [ 1327.904989][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.905088][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.905164][ T32] 5d20: b19f8000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.905231][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.905296][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.905360][ T32] r5:800d0013 r4:80239bb0 [ 1327.905414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.905511][ T32] r4:82ac21e4 [ 1327.905564][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.905658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.905711][ T32] r4:e0595dc0 [ 1327.905758][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.928079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.928218][ T32] r4:00000000 [ 1327.928286][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.928431][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.928484][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.928593][ T32] r5:00001000 r4:e00c1000 [ 1327.928649][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.928746][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.928841][ T32] r5:84f0c78c r4:84f0c400 [ 1327.928893][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.928995][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.929046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.929160][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.929214][ T32] r4:84ddad00 [ 1327.929264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.929369][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.929424][ T32] r4:00000001 [ 1327.929488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.929582][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.929649][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.929720][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.929786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.929856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.929910][ T32] r4:84cfd440 [ 1327.930010][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.930087][ T32] INFO: task kworker/0:219:3877 blocked for more than 454 seconds. [ 1327.930160][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.930216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.930269][ T32] task:kworker/0:219 state:D stack:0 pid:3877 tgid:3877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.930395][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.930494][ T32] Call trace: [ 1327.930568][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.930679][ T32] r10:8291a684 r9:e06f9d84 r8:00000002 r7:60000013 r6:e06f9d8c r5:84c49800 [ 1327.930736][ T32] r4:84c49800 [ 1327.930782][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.930876][ T32] r5:84c49800 r4:8291a680 [ 1327.930923][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.931011][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.931115][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f9e08 [ 1327.931176][ T32] r4:00000000 [ 1327.931229][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.931315][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.931397][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.931494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850410c0 [ 1327.931565][ T32] r4:00000000 [ 1327.931614][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.931706][ T32] r9:83018005 r8:84c49800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.931766][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.931866][ T32] r5:00001000 r4:e00db000 [ 1327.931927][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.932013][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.932131][ T32] r5:8506878c r4:85068400 [ 1327.932179][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.932278][ T32] r7:dddced80 r6:83018000 r5:8506878c r4:85027e00 [ 1327.932330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.932428][ T32] r10:61c88647 r9:84c49800 r8:85027e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.932481][ T32] r4:85027e00 [ 1327.932530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.932632][ T32] r10:00000000 r9:85027e00 r8:80287e08 r7:e06f1e60 r6:85027e80 r5:84c49800 [ 1327.932688][ T32] r4:00000001 [ 1327.932735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.932820][ T32] Exception stack(0xe06f9fb0 to 0xe06f9ff8) [ 1327.932885][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.932953][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.933016][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.933092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.933148][ T32] r4:84ceb400 [ 1327.933933][ T32] INFO: task kworker/0:219:3877 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.934074][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.934257][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.934364][ T32] Call trace: [ 1327.934452][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.934581][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.934654][ T32] r4:00000000 [ 1327.934708][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.934813][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.934890][ T32] 5d20: b1c16000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.934975][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.935055][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.935119][ T32] r5:800d0013 r4:80239bb0 [ 1327.935194][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.935298][ T32] r4:82ac21e4 [ 1327.935369][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.935477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.935540][ T32] r4:e0595dc0 [ 1327.935591][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.935694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.935757][ T32] r4:00000000 [ 1327.956599][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.956835][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.956894][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.956996][ T32] r5:00001000 r4:e00c1000 [ 1327.957047][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.957148][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.957245][ T32] r5:84f0c78c r4:84f0c400 [ 1327.957297][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.957403][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.957455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.957559][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.957626][ T32] r4:84ddad00 [ 1327.957725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.957860][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.957929][ T32] r4:00000001 [ 1327.958012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.958111][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.958180][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.958272][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.958344][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.958414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.958481][ T32] r4:84cfd440 [ 1327.958542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.958626][ T32] INFO: task kworker/0:220:3880 blocked for more than 454 seconds. [ 1327.958701][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.958760][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.958814][ T32] task:kworker/0:220 state:D stack:0 pid:3880 tgid:3880 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.958986][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.959116][ T32] Call trace: [ 1327.959217][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.959339][ T32] r10:8291a684 r9:e06fdd84 r8:00000002 r7:60000113 r6:e06fdd8c r5:84c4a400 [ 1327.959401][ T32] r4:84c4a400 [ 1327.959457][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.959562][ T32] r5:84c4a400 r4:8291a680 [ 1327.959617][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.959709][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.959815][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06fde08 [ 1327.959875][ T32] r4:00000000 [ 1327.959926][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.960011][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.960109][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.960210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850411c0 [ 1327.960268][ T32] r4:00000000 [ 1327.960341][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.960456][ T32] r9:83018005 r8:84c4a400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1327.960509][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.960603][ T32] r5:00001000 r4:e0563000 [ 1327.960664][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.960751][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.960849][ T32] r5:85068b8c r4:85068800 [ 1327.960900][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.961007][ T32] r7:dddced80 r6:83018000 r5:85068b8c r4:85027f00 [ 1327.961071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.961196][ T32] r10:61c88647 r9:84c4a400 r8:85027f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.961252][ T32] r4:85027f00 [ 1327.961297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.961440][ T32] r10:00000000 r9:85027f00 r8:80287e08 r7:e06f9e60 r6:85027f80 r5:84c4a400 [ 1327.961579][ T32] r4:00000001 [ 1327.961640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.961726][ T32] Exception stack(0xe06fdfb0 to 0xe06fdff8) [ 1327.961791][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.961859][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.961945][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.962065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.962129][ T32] r4:85041180 [ 1327.962936][ T32] INFO: task kworker/0:220:3880 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.963038][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.963232][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.963354][ T32] Call trace: [ 1327.963435][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.963557][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.963614][ T32] r4:00000000 [ 1327.963665][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.963757][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.963823][ T32] 5d20: b1d5e000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.963885][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.963940][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.963999][ T32] r5:800d0013 r4:80239bb0 [ 1327.964063][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.964156][ T32] r4:82ac21e4 [ 1327.964247][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.964355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.964424][ T32] r4:e0595dc0 [ 1327.964481][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.964584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.964638][ T32] r4:00000000 [ 1327.964689][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.964790][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.964845][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.964944][ T32] r5:00001000 r4:e00c1000 [ 1327.965017][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.965129][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.965226][ T32] r5:84f0c78c r4:84f0c400 [ 1327.965273][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.965382][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1327.965441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.965537][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.965596][ T32] r4:84ddad00 [ 1327.965643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.965746][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1327.965801][ T32] r4:00000001 [ 1327.965892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.989259][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.989370][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.989446][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.989510][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.989584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.989639][ T32] r4:84cfd440 [ 1327.989697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.989789][ T32] INFO: task kworker/0:221:3881 blocked for more than 454 seconds. [ 1327.989874][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.989928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.990016][ T32] task:kworker/0:221 state:D stack:0 pid:3881 tgid:3881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.990180][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.990310][ T32] Call trace: [ 1327.990388][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1327.990509][ T32] r10:8291a684 r9:e0701d84 r8:00000002 r7:60000113 r6:e0701d8c r5:84c4b000 [ 1327.990568][ T32] r4:84c4b000 [ 1327.990645][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1327.990753][ T32] r5:84c4b000 r4:8291a680 [ 1327.990816][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.990913][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.991009][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0701e08 [ 1327.991085][ T32] r4:00000000 [ 1327.991136][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1327.991209][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1327.991299][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.991393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85041280 [ 1327.991448][ T32] r4:00000000 [ 1327.991495][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.991594][ T32] r9:83018005 r8:84c4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1327.991666][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1327.991769][ T32] r5:00001000 r4:e0589000 [ 1327.991824][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1327.991917][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.992010][ T32] r5:85068f8c r4:85068c00 [ 1327.992065][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.992170][ T32] r7:dddced80 r6:83018000 r5:85068f8c r4:85045000 [ 1327.992223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.992326][ T32] r10:61c88647 r9:84c4b000 r8:8504502c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.992379][ T32] r4:85045000 [ 1327.992426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.992534][ T32] r10:00000000 r9:85045000 r8:80287e08 r7:e06fde60 r6:85045080 r5:84c4b000 [ 1327.992590][ T32] r4:00000001 [ 1327.992638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.992726][ T32] Exception stack(0xe0701fb0 to 0xe0701ff8) [ 1327.992806][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.992875][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.992932][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.993000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.993067][ T32] r4:85041180 [ 1327.993877][ T32] INFO: task kworker/0:221:3881 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1327.993997][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.994135][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.994235][ T32] Call trace: [ 1327.994308][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.994424][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1327.994483][ T32] r4:00000000 [ 1327.994545][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.994659][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1327.994731][ T32] 5d20: b2bc3000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1327.994805][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1327.994868][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1327.994969][ T32] r5:800d0013 r4:80239bb0 [ 1327.995029][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.995156][ T32] r4:82ac21e4 [ 1327.995212][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.995334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1327.995416][ T32] r4:e0595dc0 [ 1327.995468][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1327.995574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1327.995630][ T32] r4:00000000 [ 1327.995680][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1327.995785][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.023480][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.023735][ T32] r5:00001000 r4:e00c1000 [ 1328.023794][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.023896][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.023998][ T32] r5:84f0c78c r4:84f0c400 [ 1328.024055][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.024192][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.024247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.024366][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.024426][ T32] r4:84ddad00 [ 1328.024482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.024615][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.024672][ T32] r4:00000001 [ 1328.024721][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.024841][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.024923][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.024990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.025064][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.025133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.025188][ T32] r4:84cfd440 [ 1328.025248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.025318][ T32] INFO: task kworker/0:222:3883 blocked for more than 454 seconds. [ 1328.025391][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.025450][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.025504][ T32] task:kworker/0:222 state:D stack:0 pid:3883 tgid:3883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.025654][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.025769][ T32] Call trace: [ 1328.030443][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.030597][ T32] r10:8291a684 r9:e0705d84 r8:00000002 r7:60000113 r6:e0705d8c r5:84c4bc00 [ 1328.030673][ T32] r4:84c4bc00 [ 1328.030727][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.030826][ T32] r5:84c4bc00 r4:8291a680 [ 1328.030878][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.030971][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.031079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0705e08 [ 1328.031162][ T32] r4:00000000 [ 1328.031220][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.031314][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.031420][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.031534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85041540 [ 1328.031587][ T32] r4:00000000 [ 1328.031636][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.031741][ T32] r9:83018005 r8:84c4bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1328.031792][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.031892][ T32] r5:00001000 r4:e0709000 [ 1328.031954][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.032040][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.032138][ T32] r5:8506938c r4:85069000 [ 1328.032196][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.032304][ T32] r7:dddced80 r6:83018000 r5:8506938c r4:85045100 [ 1328.032383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.032495][ T32] r10:61c88647 r9:84c4bc00 r8:8504512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.032550][ T32] r4:85045100 [ 1328.032600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.032698][ T32] r10:00000000 r9:85045100 r8:80287e08 r7:e0701e60 r6:85045180 r5:84c4bc00 [ 1328.032748][ T32] r4:00000001 [ 1328.032807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.032912][ T32] Exception stack(0xe0705fb0 to 0xe0705ff8) [ 1328.032980][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.033045][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.033126][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.033198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.033254][ T32] r4:850412c0 [ 1328.034118][ T32] INFO: task kworker/0:222:3883 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.034215][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.034415][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.034537][ T32] Call trace: [ 1328.034662][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.034795][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.034883][ T32] r4:00000000 [ 1328.034942][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.035040][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.035133][ T32] 5d20: b2f89000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.035201][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.035265][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.035321][ T32] r5:800d0013 r4:80239bb0 [ 1328.035373][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.035482][ T32] r4:82ac21e4 [ 1328.035532][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.035628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.035687][ T32] r4:e0595dc0 [ 1328.035765][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.053994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.054098][ T32] r4:00000000 [ 1328.054152][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.054294][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.054346][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.054447][ T32] r5:00001000 r4:e00c1000 [ 1328.054504][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.054601][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.054704][ T32] r5:84f0c78c r4:84f0c400 [ 1328.054759][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.054873][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.054965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.055090][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.055161][ T32] r4:84ddad00 [ 1328.055214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.055332][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.055390][ T32] r4:00000001 [ 1328.055440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.055532][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.055601][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.055683][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.055744][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.055816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.063593][ T32] r4:84cfd440 [ 1328.063712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.063787][ T32] INFO: task kworker/0:223:3885 blocked for more than 454 seconds. [ 1328.063882][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.063942][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.063998][ T32] task:kworker/0:223 state:D stack:0 pid:3885 tgid:3885 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.064138][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.064276][ T32] Call trace: [ 1328.064356][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.064476][ T32] r10:8291a684 r9:e070dd84 r8:00000002 r7:60000013 r6:e070dd8c r5:84c4c800 [ 1328.064563][ T32] r4:84c4c800 [ 1328.064616][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.064707][ T32] r5:84c4c800 r4:8291a680 [ 1328.064771][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.064861][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.064969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e070de08 [ 1328.065022][ T32] r4:00000000 [ 1328.065084][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.065177][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.065264][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.065357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850416c0 [ 1328.065417][ T32] r4:00000000 [ 1328.065468][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.065588][ T32] r9:83018005 r8:84c4c800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1328.065642][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.065738][ T32] r5:00001000 r4:e0717000 [ 1328.065823][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.080723][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.080902][ T32] r5:8506978c r4:85069400 [ 1328.080956][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.081073][ T32] r7:dddced80 r6:83018000 r5:8506978c r4:85045200 [ 1328.081131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.081239][ T32] r10:61c88647 r9:84c4c800 r8:8504522c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.081331][ T32] r4:85045200 [ 1328.081407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.081531][ T32] r10:00000000 r9:85045200 r8:80287e08 r7:e0705e60 r6:85045280 r5:84c4c800 [ 1328.081589][ T32] r4:00000001 [ 1328.081639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.081732][ T32] Exception stack(0xe070dfb0 to 0xe070dff8) [ 1328.081815][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.081889][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.081951][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.082074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.082145][ T32] r4:85041500 [ 1328.082957][ T32] INFO: task kworker/0:223:3885 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.083062][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.083213][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.083347][ T32] Call trace: [ 1328.083430][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.083550][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.083611][ T32] r4:00000000 [ 1328.083666][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.083760][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.083830][ T32] 5d20: b3442000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.083899][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.083958][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.084017][ T32] r5:800d0013 r4:80239bb0 [ 1328.084081][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.084199][ T32] r4:82ac21e4 [ 1328.084257][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.084363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.084431][ T32] r4:e0595dc0 [ 1328.084501][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.084612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.084718][ T32] r4:00000000 [ 1328.084785][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.084894][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.084957][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.085063][ T32] r5:00001000 r4:e00c1000 [ 1328.085119][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.085214][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.085308][ T32] r5:84f0c78c r4:84f0c400 [ 1328.085367][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.085506][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.085577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.085689][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.085748][ T32] r4:84ddad00 [ 1328.096418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.096649][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.096714][ T32] r4:00000001 [ 1328.096765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.096854][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.096918][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.096990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.097062][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.097135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.097188][ T32] r4:84cfd440 [ 1328.097247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.097333][ T32] INFO: task kworker/0:224:3888 blocked for more than 454 seconds. [ 1328.097406][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.097466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.097519][ T32] task:kworker/0:224 state:D stack:0 pid:3888 tgid:3888 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.097661][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.097793][ T32] Call trace: [ 1328.097895][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.098044][ T32] r10:8291a684 r9:e0721d84 r8:00000002 r7:60000013 r6:e0721d8c r5:84c4e000 [ 1328.098111][ T32] r4:84c4e000 [ 1328.098160][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.098260][ T32] r5:84c4e000 r4:8291a680 [ 1328.098309][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.098397][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.098490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0721e08 [ 1328.098544][ T32] r4:00000000 [ 1328.098594][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.098680][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.098789][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.098894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85041780 [ 1328.098949][ T32] r4:00000000 [ 1328.099000][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.099113][ T32] r9:83018005 r8:84c4e000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.099191][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.099303][ T32] r5:00001000 r4:e071d000 [ 1328.099364][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.099463][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.099561][ T32] r5:85069b8c r4:85069800 [ 1328.099617][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.099726][ T32] r7:dddced80 r6:83018000 r5:85069b8c r4:85045300 [ 1328.099817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.099938][ T32] r10:61c88647 r9:84c4e000 r8:8504532c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.100009][ T32] r4:85045300 [ 1328.100072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.100167][ T32] r10:00000000 r9:85045300 r8:80287e08 r7:e070de60 r6:85045380 r5:84c4e000 [ 1328.100214][ T32] r4:00000001 [ 1328.100259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.100337][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1328.100399][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.100463][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.100528][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.100598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.100655][ T32] r4:850417c0 [ 1328.101485][ T32] INFO: task kworker/0:224:3888 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.101586][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.101715][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.101817][ T32] Call trace: [ 1328.101893][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.102060][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.102152][ T32] r4:00000000 [ 1328.102239][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.102353][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.102423][ T32] 5d20: b3442000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.102574][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.102638][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.102700][ T32] r5:800d0013 r4:80239bb0 [ 1328.102776][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.102877][ T32] r4:82ac21e4 [ 1328.102930][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.103034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.103103][ T32] r4:e0595dc0 [ 1328.103179][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.103289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.103350][ T32] r4:00000000 [ 1328.103420][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.103531][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.103584][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.103675][ T32] r5:00001000 r4:e00c1000 [ 1328.103721][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.103833][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.103933][ T32] r5:84f0c78c r4:84f0c400 [ 1328.103981][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.104095][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.104151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.104268][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.104342][ T32] r4:84ddad00 [ 1328.104388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.104494][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.104550][ T32] r4:00000001 [ 1328.104595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.104677][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.104739][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.104820][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.104884][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.104966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.105020][ T32] r4:84cfd440 [ 1328.105091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.105153][ T32] INFO: task kworker/0:225:3889 blocked for more than 454 seconds. [ 1328.105220][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.105277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.105327][ T32] task:kworker/0:225 state:D stack:0 pid:3889 tgid:3889 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.105456][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.105583][ T32] Call trace: [ 1328.105723][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.105889][ T32] r10:8291a684 r9:e0715d84 r8:00000002 r7:60000013 r6:e0715d8c r5:84c4ec00 [ 1328.130364][ T32] r4:84c4ec00 [ 1328.130452][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.130603][ T32] r5:84c4ec00 r4:8291a680 [ 1328.130661][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.130754][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.130858][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0715e08 [ 1328.130914][ T32] r4:00000000 [ 1328.130965][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.131058][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.131155][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.131254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850419c0 [ 1328.131309][ T32] r4:00000000 [ 1328.131359][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.131493][ T32] r9:83018005 r8:84c4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1328.131555][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.131680][ T32] r5:00001000 r4:e0727000 [ 1328.131763][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.131863][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.131963][ T32] r5:85069f8c r4:85069c00 [ 1328.132014][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.132122][ T32] r7:dddced80 r6:83018000 r5:85069f8c r4:85045400 [ 1328.132173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.132293][ T32] r10:61c88647 r9:84c4ec00 r8:8504542c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.132347][ T32] r4:85045400 [ 1328.132391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.132493][ T32] r10:00000000 r9:85045400 r8:80287e08 r7:e0721e60 r6:85045480 r5:84c4ec00 [ 1328.132550][ T32] r4:00000001 [ 1328.132611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.132700][ T32] Exception stack(0xe0715fb0 to 0xe0715ff8) [ 1328.132770][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.132835][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.132889][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.132953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.133002][ T32] r4:85041b00 [ 1328.133789][ T32] INFO: task kworker/0:225:3889 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.133877][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.134105][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.134209][ T32] Call trace: [ 1328.134291][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.134413][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.134491][ T32] r4:00000000 [ 1328.134541][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.134630][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.134700][ T32] 5d20: b370b000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.134767][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.134829][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.134888][ T32] r5:800d0013 r4:80239bb0 [ 1328.134937][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.135031][ T32] r4:82ac21e4 [ 1328.135092][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.135189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.135245][ T32] r4:e0595dc0 [ 1328.135291][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.135381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.135436][ T32] r4:00000000 [ 1328.135485][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.135588][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.135642][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.135753][ T32] r5:00001000 r4:e00c1000 [ 1328.153700][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.153953][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.154113][ T32] r5:84f0c78c r4:84f0c400 [ 1328.154183][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.154306][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.154368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.154478][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.154544][ T32] r4:84ddad00 [ 1328.154630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.154756][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.154817][ T32] r4:00000001 [ 1328.154869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.154959][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.155041][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.155141][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.155214][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.155294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.155348][ T32] r4:84cfd440 [ 1328.155406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.155474][ T32] INFO: task kworker/0:226:3891 blocked for more than 454 seconds. [ 1328.155545][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.155609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.155664][ T32] task:kworker/0:226 state:D stack:0 pid:3891 tgid:3891 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.155790][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.163660][ T32] Call trace: [ 1328.163839][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.163993][ T32] r10:8291a684 r9:e0735d84 r8:00000002 r7:60000013 r6:e0735d8c r5:850a0c00 [ 1328.164058][ T32] r4:850a0c00 [ 1328.164110][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.164207][ T32] r5:850a0c00 r4:8291a680 [ 1328.164254][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.164343][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.164438][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0735e08 [ 1328.164501][ T32] r4:00000000 [ 1328.164550][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.164629][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.164718][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.164816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85041e40 [ 1328.164880][ T32] r4:00000000 [ 1328.164932][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.165037][ T32] r9:83018005 r8:850a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1328.165103][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.165201][ T32] r5:00001000 r4:e0745000 [ 1328.165270][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.165368][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.165465][ T32] r5:8506a38c r4:8506a000 [ 1328.165519][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.165626][ T32] r7:dddced80 r6:83018000 r5:8506a38c r4:85045500 [ 1328.165702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.165811][ T32] r10:61c88647 r9:850a0c00 r8:8504552c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.180564][ T32] r4:85045500 [ 1328.180697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.180854][ T32] r10:00000000 r9:85045500 r8:80287e08 r7:e0715e60 r6:85045580 r5:850a0c00 [ 1328.180918][ T32] r4:00000001 [ 1328.180989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.181138][ T32] Exception stack(0xe0735fb0 to 0xe0735ff8) [ 1328.181219][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.181291][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.181369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.181450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.181507][ T32] r4:85041980 [ 1328.182331][ T32] INFO: task kworker/0:226:3891 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.182424][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.182635][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.182750][ T32] Call trace: [ 1328.182829][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.182976][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.183057][ T32] r4:00000000 [ 1328.183116][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.183215][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.183282][ T32] 5d20: b3c47000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.183351][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.183418][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.183493][ T32] r5:800d0013 r4:80239bb0 [ 1328.183549][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.183645][ T32] r4:82ac21e4 [ 1328.183695][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.183807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.183888][ T32] r4:e0595dc0 [ 1328.183943][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.184038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.184115][ T32] r4:00000000 [ 1328.184195][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.184309][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.184364][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.184472][ T32] r5:00001000 r4:e00c1000 [ 1328.184532][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.184636][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.184740][ T32] r5:84f0c78c r4:84f0c400 [ 1328.184825][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.184939][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.184989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.185114][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.185168][ T32] r4:84ddad00 [ 1328.185215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.185318][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.185371][ T32] r4:00000001 [ 1328.185417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.185497][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.185577][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.185653][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.185715][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.185782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.196767][ T32] r4:84cfd440 [ 1328.196851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.196920][ T32] INFO: task kworker/1:162:3893 blocked for more than 454 seconds. [ 1328.196995][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.197067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.197122][ T32] task:kworker/1:162 state:D stack:0 pid:3893 tgid:3893 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.197256][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.197395][ T32] Call trace: [ 1328.197475][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.197593][ T32] r10:8291a684 r9:e0731d84 r8:00000002 r7:60000013 r6:e0731d8c r5:84fcd400 [ 1328.197649][ T32] r4:84fcd400 [ 1328.197697][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.197817][ T32] r5:84fcd400 r4:8291a680 [ 1328.197888][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.198015][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.198123][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0731e08 [ 1328.198178][ T32] r4:00000000 [ 1328.198226][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.198308][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.198429][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.198534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850521c0 [ 1328.198612][ T32] r4:00000000 [ 1328.198667][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.198794][ T32] r9:83018205 r8:84fcd400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1328.198870][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.199010][ T32] r5:00001000 r4:dfb73000 [ 1328.199118][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.199222][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.199316][ T32] r5:84ff838c r4:84ff8000 [ 1328.199367][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.199473][ T32] r7:ddde2d80 r6:83018200 r5:84ff838c r4:84f57b80 [ 1328.199539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.199671][ T32] r10:61c88647 r9:84fcd400 r8:84f57bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.199732][ T32] r4:84f57b80 [ 1328.199786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.199983][ T32] r10:00000000 r9:84f57b80 r8:80287e08 r7:e0125e60 r6:84f57c00 r5:84fcd400 [ 1328.200065][ T32] r4:00000001 [ 1328.200133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.200235][ T32] Exception stack(0xe0731fb0 to 0xe0731ff8) [ 1328.200332][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.200418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.200489][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.200569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.200625][ T32] r4:8502ffc0 [ 1328.201376][ T32] INFO: task kworker/1:162:3893 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.201487][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.201626][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.201726][ T32] Call trace: [ 1328.201823][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.201935][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.202061][ T32] r4:00000000 [ 1328.202126][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.202220][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.202288][ T32] 5d20: b3c47000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.202356][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.202472][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.202548][ T32] r5:800d0013 r4:80239bb0 [ 1328.202600][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.202695][ T32] r4:82ac21e4 [ 1328.202744][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.202845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.202905][ T32] r4:e0595dc0 [ 1328.202967][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.203090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.203158][ T32] r4:00000000 [ 1328.203213][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.203318][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.203412][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.203515][ T32] r5:00001000 r4:e00c1000 [ 1328.203566][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.203657][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.203753][ T32] r5:84f0c78c r4:84f0c400 [ 1328.203803][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.203910][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.203962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.204072][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.204138][ T32] r4:84ddad00 [ 1328.204187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.204287][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.204341][ T32] r4:00000001 [ 1328.204385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.204464][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.204546][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.204615][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.204682][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.204772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.204852][ T32] r4:84cfd440 [ 1328.204910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.204970][ T32] INFO: task kworker/1:163:3894 blocked for more than 454 seconds. [ 1328.205033][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.205101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.205150][ T32] task:kworker/1:163 state:D stack:0 pid:3894 tgid:3894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.205253][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.205353][ T32] Call trace: [ 1328.205431][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.205541][ T32] r10:8291a684 r9:e073dd84 r8:00000002 r7:60000013 r6:e073dd8c r5:84fce000 [ 1328.205594][ T32] r4:84fce000 [ 1328.205644][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.205740][ T32] r5:84fce000 r4:8291a680 [ 1328.205789][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.232257][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.232440][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e073de08 [ 1328.232515][ T32] r4:00000000 [ 1328.232593][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.232688][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.232779][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.232881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052000 [ 1328.232935][ T32] r4:00000000 [ 1328.232988][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.233104][ T32] r9:83018205 r8:84fce000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1328.233174][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.233282][ T32] r5:00001000 r4:dfb27000 [ 1328.233355][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.233459][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.233560][ T32] r5:8447238c r4:84472000 [ 1328.233612][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.233733][ T32] r7:ddde2d80 r6:83018200 r5:8447238c r4:84f57c80 [ 1328.233788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.233898][ T32] r10:61c88647 r9:84fce000 r8:84f57cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.233982][ T32] r4:84f57c80 [ 1328.234073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.234203][ T32] r10:00000000 r9:84f57c80 r8:80287e08 r7:e0731e60 r6:84f57d00 r5:84fce000 [ 1328.234262][ T32] r4:00000001 [ 1328.234310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.234437][ T32] Exception stack(0xe073dfb0 to 0xe073dff8) [ 1328.234515][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.234584][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.234670][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.234747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.234802][ T32] r4:8502ffc0 [ 1328.235665][ T32] INFO: task kworker/1:163:3894 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.235767][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.246574][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.246738][ T32] Call trace: [ 1328.246833][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.246972][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.247058][ T32] r4:00000000 [ 1328.247133][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.247292][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.247382][ T32] 5d20: b40cf000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.247448][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.247527][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.247592][ T32] r5:800d0013 r4:80239bb0 [ 1328.247645][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.247739][ T32] r4:82ac21e4 [ 1328.247788][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.247885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.247946][ T32] r4:e0595dc0 [ 1328.248000][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.248113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.248179][ T32] r4:00000000 [ 1328.248228][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.248333][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.248386][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.248509][ T32] r5:00001000 r4:e00c1000 [ 1328.248577][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.248679][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.248796][ T32] r5:84f0c78c r4:84f0c400 [ 1328.248853][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.248963][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.249017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.249143][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.249239][ T32] r4:84ddad00 [ 1328.249296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.249409][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.249470][ T32] r4:00000001 [ 1328.249518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.249591][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.249642][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.249698][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.249751][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.249807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.249852][ T32] r4:84cfd440 [ 1328.249898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.250001][ T32] INFO: task kworker/0:227:3897 blocked for more than 454 seconds. [ 1328.250086][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.250143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.250217][ T32] task:kworker/0:227 state:D stack:0 pid:3897 tgid:3897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.250351][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.250492][ T32] Call trace: [ 1328.250570][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.250673][ T32] r10:8291a684 r9:e0751d84 r8:00000002 r7:60000013 r6:e0751d8c r5:84fc8c00 [ 1328.250781][ T32] r4:84fc8c00 [ 1328.250850][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.250959][ T32] r5:84fc8c00 r4:8291a680 [ 1328.251028][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.251135][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.251235][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0751e08 [ 1328.251291][ T32] r4:00000000 [ 1328.251341][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.251427][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.251509][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.251622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85044500 [ 1328.251688][ T32] r4:00000000 [ 1328.251762][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.251874][ T32] r9:83018005 r8:84fc8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1328.251929][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.252042][ T32] r5:00001000 r4:dfed7000 [ 1328.252106][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.252208][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.252307][ T32] r5:8506af8c r4:8506ac00 [ 1328.252359][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.252488][ T32] r7:dddced80 r6:83018000 r5:8506af8c r4:85045600 [ 1328.252553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.252661][ T32] r10:61c88647 r9:84fc8c00 r8:8504562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.252715][ T32] r4:85045600 [ 1328.252777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.252925][ T32] r10:00000000 r9:85045600 r8:80287e08 r7:e0735e60 r6:84f57d80 r5:84fc8c00 [ 1328.252992][ T32] r4:00000001 [ 1328.253039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.253145][ T32] Exception stack(0xe0751fb0 to 0xe0751ff8) [ 1328.253207][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.253273][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.253340][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.253407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.253463][ T32] r4:85041e00 [ 1328.254289][ T32] INFO: task kworker/0:227:3897 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.254400][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.254550][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.254673][ T32] Call trace: [ 1328.254757][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.254888][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.254946][ T32] r4:00000000 [ 1328.255007][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.255116][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.255186][ T32] 5d20: b40cf000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.255275][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.255345][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.255405][ T32] r5:800d0013 r4:80239bb0 [ 1328.255456][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.255551][ T32] r4:82ac21e4 [ 1328.255601][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.255698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.255751][ T32] r4:e0595dc0 [ 1328.255801][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.286659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.286754][ T32] r4:00000000 [ 1328.286828][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.286985][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.287045][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.287166][ T32] r5:00001000 r4:e00c1000 [ 1328.287221][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.287331][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.287425][ T32] r5:84f0c78c r4:84f0c400 [ 1328.287475][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.287579][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.287629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.287767][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.287832][ T32] r4:84ddad00 [ 1328.287882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.288058][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.288142][ T32] r4:00000001 [ 1328.288195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.288287][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.288358][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.288426][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.288490][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.288559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.288613][ T32] r4:84cfd440 [ 1328.288669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.288750][ T32] INFO: task kworker/0:228:3898 blocked for more than 454 seconds. [ 1328.288824][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.288883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.288955][ T32] task:kworker/0:228 state:D stack:0 pid:3898 tgid:3898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.289094][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.289209][ T32] Call trace: [ 1328.289287][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.289401][ T32] r10:8291a684 r9:e0755d84 r8:00000002 r7:60000113 r6:e0755d8c r5:84fcc800 [ 1328.289466][ T32] r4:84fcc800 [ 1328.289520][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.289622][ T32] r5:84fcc800 r4:8291a680 [ 1328.289677][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.289767][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.289869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0755e08 [ 1328.289925][ T32] r4:00000000 [ 1328.290001][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.290094][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.290178][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.290274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60580 [ 1328.290330][ T32] r4:00000000 [ 1328.290378][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.290480][ T32] r9:83018005 r8:84fcc800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1328.290548][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.290650][ T32] r5:00001000 r4:dfa5b000 [ 1328.290724][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.290825][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.290924][ T32] r5:8506bb8c r4:8506b800 [ 1328.290972][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.291101][ T32] r7:dddced80 r6:83018000 r5:8506bb8c r4:85045680 [ 1328.291163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.291273][ T32] r10:61c88647 r9:84fcc800 r8:850456ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.291328][ T32] r4:85045680 [ 1328.291374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.291475][ T32] r10:00000000 r9:85045680 r8:80287e08 r7:e0751e60 r6:84f57e00 r5:84fcc800 [ 1328.291531][ T32] r4:00000001 [ 1328.291582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.291664][ T32] Exception stack(0xe0755fb0 to 0xe0755ff8) [ 1328.291727][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.291814][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.291892][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.291963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.292020][ T32] r4:85041e00 [ 1328.292841][ T32] INFO: task kworker/0:228:3898 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.292925][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.293098][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.293203][ T32] Call trace: [ 1328.293278][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.293414][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.293480][ T32] r4:00000000 [ 1328.293532][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.293648][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.293732][ T32] 5d20: b4500000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.293803][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.293868][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.293936][ T32] r5:800d0013 r4:80239bb0 [ 1328.294012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.294120][ T32] r4:82ac21e4 [ 1328.294172][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.294272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.294339][ T32] r4:e0595dc0 [ 1328.294387][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.294482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.294536][ T32] r4:00000000 [ 1328.294585][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.294681][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.294736][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.294832][ T32] r5:00001000 r4:e00c1000 [ 1328.294901][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.295019][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.295158][ T32] r5:84f0c78c r4:84f0c400 [ 1328.295216][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.295322][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.295374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.295483][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.295539][ T32] r4:84ddad00 [ 1328.295585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.295685][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.295757][ T32] r4:00000001 [ 1328.295827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.326462][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.326558][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.326650][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.326702][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.326774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.326837][ T32] r4:84cfd440 [ 1328.326897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.326965][ T32] INFO: task kworker/0:229:3902 blocked for more than 454 seconds. [ 1328.327070][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.327145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.327237][ T32] task:kworker/0:229 state:D stack:0 pid:3902 tgid:3902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.327367][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.327495][ T32] Call trace: [ 1328.327573][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.327706][ T32] r10:8291a684 r9:e04d5d84 r8:00000002 r7:60000113 r6:e04d5d8c r5:84fca400 [ 1328.327765][ T32] r4:84fca400 [ 1328.327838][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.327944][ T32] r5:84fca400 r4:8291a680 [ 1328.327999][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.328101][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.328195][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04d5e08 [ 1328.328253][ T32] r4:00000000 [ 1328.328322][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.328411][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.328494][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.328574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85044440 [ 1328.328624][ T32] r4:00000000 [ 1328.328671][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.328764][ T32] r9:83018005 r8:84fca400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1328.328811][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.328906][ T32] r5:00001000 r4:dfeb1000 [ 1328.328969][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.329057][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.329159][ T32] r5:8506ab8c r4:8506a800 [ 1328.329221][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.329322][ T32] r7:dddced80 r6:83018000 r5:8506ab8c r4:85045700 [ 1328.329377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.329499][ T32] r10:61c88647 r9:84fca400 r8:8504572c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.329560][ T32] r4:85045700 [ 1328.329610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.329710][ T32] r10:00000000 r9:85045700 r8:80287e08 r7:e0751e60 r6:84f57e80 r5:84fca400 [ 1328.329763][ T32] r4:00000001 [ 1328.329808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.329896][ T32] Exception stack(0xe04d5fb0 to 0xe04d5ff8) [ 1328.329975][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.330053][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.330144][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.330221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.330275][ T32] r4:85037cc0 [ 1328.331035][ T32] INFO: task kworker/0:229:3902 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.331163][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.331329][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.331446][ T32] Call trace: [ 1328.331527][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.331665][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.331731][ T32] r4:00000000 [ 1328.331782][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.331876][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.331953][ T32] 5d20: b4827000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.332018][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.332092][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.332154][ T32] r5:800d0013 r4:80239bb0 [ 1328.332254][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.332369][ T32] r4:82ac21e4 [ 1328.332421][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.332523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.332576][ T32] r4:e0595dc0 [ 1328.332624][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.332728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.332797][ T32] r4:00000000 [ 1328.332847][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.332944][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.333021][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.333170][ T32] r5:00001000 r4:e00c1000 [ 1328.333228][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.333318][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.333411][ T32] r5:84f0c78c r4:84f0c400 [ 1328.333455][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.333582][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.333640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.333752][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.333805][ T32] r4:84ddad00 [ 1328.333874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.334026][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.334097][ T32] r4:00000001 [ 1328.334146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.334230][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.334293][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.334360][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.334436][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.334505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.334559][ T32] r4:84cfd440 [ 1328.334664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.334776][ T32] INFO: task kworker/1:164:3904 blocked for more than 454 seconds. [ 1328.334849][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.334906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.334955][ T32] task:kworker/1:164 state:D stack:0 pid:3904 tgid:3904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.335060][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.335170][ T32] Call trace: [ 1328.335272][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.335389][ T32] r10:8291a684 r9:e05fdd84 r8:00000002 r7:60000013 r6:e05fdd8c r5:850a2400 [ 1328.335443][ T32] r4:850a2400 [ 1328.335491][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.335608][ T32] r5:850a2400 r4:8291a680 [ 1328.335672][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.335764][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.354305][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05fde08 [ 1328.354411][ T32] r4:00000000 [ 1328.354472][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.354587][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.354678][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.354774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850523c0 [ 1328.354837][ T32] r4:00000000 [ 1328.354915][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.355029][ T32] r9:83018205 r8:850a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1328.355117][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.355227][ T32] r5:00001000 r4:dfbcd000 [ 1328.355298][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.355414][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.355518][ T32] r5:84ff878c r4:84ff8400 [ 1328.355570][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.355678][ T32] r7:ddde2d80 r6:83018200 r5:84ff878c r4:84f57f00 [ 1328.355749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.369809][ T32] r10:61c88647 r9:850a2400 r8:84f57f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.369924][ T32] r4:84f57f00 [ 1328.370024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.370174][ T32] r10:00000000 r9:84f57f00 r8:80287e08 r7:e0731e60 r6:85045780 r5:850a2400 [ 1328.370233][ T32] r4:00000001 [ 1328.370282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.370392][ T32] Exception stack(0xe05fdfb0 to 0xe05fdff8) [ 1328.370481][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.370551][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.370624][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.370699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.370757][ T32] r4:85052180 [ 1328.371558][ T32] INFO: task kworker/1:164:3904 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.371678][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.371867][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.371995][ T32] Call trace: [ 1328.372076][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.372191][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.372248][ T32] r4:00000000 [ 1328.372298][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.372414][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.372529][ T32] 5d20: b49ee000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.372605][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.372663][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.372739][ T32] r5:800d0013 r4:80239bb0 [ 1328.372821][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.372927][ T32] r4:82ac21e4 [ 1328.372979][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.373083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.373139][ T32] r4:e0595dc0 [ 1328.373214][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.373316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.373387][ T32] r4:00000000 [ 1328.373442][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.373565][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.373632][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.373754][ T32] r5:00001000 r4:e00c1000 [ 1328.373810][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.373907][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.374026][ T32] r5:84f0c78c r4:84f0c400 [ 1328.374086][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.374191][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.374247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.374356][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.374412][ T32] r4:84ddad00 [ 1328.374459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.374560][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.374614][ T32] r4:00000001 [ 1328.374681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.374773][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.374859][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.374939][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.375025][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.375111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.375174][ T32] r4:84cfd440 [ 1328.375228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.375335][ T32] INFO: task kworker/1:165:3906 blocked for more than 454 seconds. [ 1328.375414][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.375474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.375543][ T32] task:kworker/1:165 state:D stack:0 pid:3906 tgid:3906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.375694][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.375797][ T32] Call trace: [ 1328.386471][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.386667][ T32] r10:8291a684 r9:e0761d84 r8:00000002 r7:60000113 r6:e0761d8c r5:850a1800 [ 1328.386734][ T32] r4:850a1800 [ 1328.386809][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.386928][ T32] r5:850a1800 r4:8291a680 [ 1328.386995][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.387099][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.387206][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0761e08 [ 1328.387293][ T32] r4:00000000 [ 1328.387381][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.387487][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.387587][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.387692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850524c0 [ 1328.387747][ T32] r4:00000000 [ 1328.387815][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.387932][ T32] r9:83018205 r8:850a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1328.387990][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.388119][ T32] r5:00001000 r4:dfc09000 [ 1328.388177][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.388284][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.388388][ T32] r5:84ff8b8c r4:84ff8800 [ 1328.388444][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.388555][ T32] r7:ddde2d80 r6:83018200 r5:84ff8b8c r4:84f57f80 [ 1328.388610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.388717][ T32] r10:61c88647 r9:850a1800 r8:84f57fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.388793][ T32] r4:84f57f80 [ 1328.388853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.388964][ T32] r10:00000000 r9:84f57f80 r8:80287e08 r7:e05fde60 r6:85045800 r5:850a1800 [ 1328.389019][ T32] r4:00000001 [ 1328.389076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.389167][ T32] Exception stack(0xe0761fb0 to 0xe0761ff8) [ 1328.389236][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.389305][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.389380][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.389459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.389517][ T32] r4:85052380 [ 1328.390328][ T32] INFO: task kworker/1:165:3906 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.390411][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.390552][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.390656][ T32] Call trace: [ 1328.390730][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.390856][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.390923][ T32] r4:00000000 [ 1328.390975][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.391077][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.391145][ T32] 5d20: b49ee000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.391212][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.391274][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.391337][ T32] r5:800d0013 r4:80239bb0 [ 1328.391412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.391518][ T32] r4:82ac21e4 [ 1328.391570][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.391667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.391725][ T32] r4:e0595dc0 [ 1328.391779][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.391878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.391954][ T32] r4:00000000 [ 1328.392010][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.392118][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.392188][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.392288][ T32] r5:00001000 r4:e00c1000 [ 1328.392342][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.392433][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.392531][ T32] r5:84f0c78c r4:84f0c400 [ 1328.392600][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.392710][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.392764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.392873][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.392929][ T32] r4:84ddad00 [ 1328.392977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.393086][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.393168][ T32] r4:00000001 [ 1328.393223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.393314][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.393382][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.393469][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.393555][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.393629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.393704][ T32] r4:84cfd440 [ 1328.393771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.393833][ T32] INFO: task kworker/1:166:3908 blocked for more than 454 seconds. [ 1328.393922][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.394010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.394070][ T32] task:kworker/1:166 state:D stack:0 pid:3908 tgid:3908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.394177][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.394273][ T32] Call trace: [ 1328.394422][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.394540][ T32] r10:8291a684 r9:e0769d84 r8:00000002 r7:60000013 r6:e0769d8c r5:850a4800 [ 1328.394598][ T32] r4:850a4800 [ 1328.394671][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.394776][ T32] r5:850a4800 r4:8291a680 [ 1328.394826][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.394914][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.395013][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0769e08 [ 1328.395100][ T32] r4:00000000 [ 1328.395160][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.395252][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.395338][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.395436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052840 [ 1328.395494][ T32] r4:00000000 [ 1328.395544][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.395651][ T32] r9:83018205 r8:850a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1328.395706][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.395805][ T32] r5:00001000 r4:dfe67000 [ 1328.423324][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.423551][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.423681][ T32] r5:84ff938c r4:84ff9000 [ 1328.423744][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.423860][ T32] r7:ddde2d80 r6:83018200 r5:84ff938c r4:8504b000 [ 1328.423916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.424025][ T32] r10:61c88647 r9:850a4800 r8:8504b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.424097][ T32] r4:8504b000 [ 1328.424143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.424370][ T32] r10:00000000 r9:8504b000 r8:80287e08 r7:e0761e60 r6:85045880 r5:850a4800 [ 1328.424453][ T32] r4:00000001 [ 1328.424520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.424631][ T32] Exception stack(0xe0769fb0 to 0xe0769ff8) [ 1328.424710][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.424786][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.424887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.424992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.425060][ T32] r4:85052440 [ 1328.440915][ T32] INFO: task kworker/1:166:3908 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.441075][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.441238][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.441392][ T32] Call trace: [ 1328.441577][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.441713][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.441779][ T32] r4:00000000 [ 1328.441841][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.442008][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.442116][ T32] 5d20: b4dde000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.442203][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.442278][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.442356][ T32] r5:800d0013 r4:80239bb0 [ 1328.442413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.442509][ T32] r4:82ac21e4 [ 1328.442557][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.442655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.442715][ T32] r4:e0595dc0 [ 1328.442765][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.442867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.442923][ T32] r4:00000000 [ 1328.442972][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.443079][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.443134][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.443251][ T32] r5:00001000 r4:e00c1000 [ 1328.443322][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.443419][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.443538][ T32] r5:84f0c78c r4:84f0c400 [ 1328.443597][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.443708][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.443761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.443878][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.443936][ T32] r4:84ddad00 [ 1328.443991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.444099][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.444151][ T32] r4:00000001 [ 1328.444199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.444284][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.444371][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.444447][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.444514][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.444585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.444666][ T32] r4:84cfd440 [ 1328.444755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.444855][ T32] INFO: task kworker/1:167:3909 blocked for more than 454 seconds. [ 1328.444961][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.445027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.445095][ T32] task:kworker/1:167 state:D stack:0 pid:3909 tgid:3909 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.445221][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.445319][ T32] Call trace: [ 1328.445483][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.445612][ T32] r10:8291a684 r9:e0771d84 r8:00000002 r7:60000013 r6:e0771d8c r5:850a3000 [ 1328.445668][ T32] r4:850a3000 [ 1328.445719][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.445845][ T32] r5:850a3000 r4:8291a680 [ 1328.456719][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.456871][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.457018][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0771e08 [ 1328.457105][ T32] r4:00000000 [ 1328.457162][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.457250][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.457343][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.457445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052680 [ 1328.457518][ T32] r4:00000000 [ 1328.457571][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.457674][ T32] r9:83018205 r8:850a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1328.457749][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.457885][ T32] r5:00001000 r4:dfc5d000 [ 1328.457944][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.458060][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.458161][ T32] r5:84ff8f8c r4:84ff8c00 [ 1328.458212][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.458317][ T32] r7:ddde2d80 r6:83018200 r5:84ff8f8c r4:8504b080 [ 1328.458367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.458471][ T32] r10:61c88647 r9:850a3000 r8:8504b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.458525][ T32] r4:8504b080 [ 1328.458577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.458683][ T32] r10:00000000 r9:8504b080 r8:80287e08 r7:e0769e60 r6:85045900 r5:850a3000 [ 1328.458743][ T32] r4:00000001 [ 1328.458792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.458888][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1328.458960][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.459054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.459130][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.459203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.459257][ T32] r4:85052580 [ 1328.460068][ T32] INFO: task kworker/1:167:3909 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.460162][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.460304][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.460446][ T32] Call trace: [ 1328.460530][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.460645][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.460705][ T32] r4:00000000 [ 1328.460756][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.460857][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.460925][ T32] 5d20: b4dde000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.460989][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.461066][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.461132][ T32] r5:800d0013 r4:80239bb0 [ 1328.461184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.461278][ T32] r4:82ac21e4 [ 1328.461329][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.461423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.461479][ T32] r4:e0595dc0 [ 1328.461529][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.461639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.461712][ T32] r4:00000000 [ 1328.461764][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.461878][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.461934][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.462068][ T32] r5:00001000 r4:e00c1000 [ 1328.462128][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.462241][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.462348][ T32] r5:84f0c78c r4:84f0c400 [ 1328.462400][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.462504][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.462559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.462663][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.462717][ T32] r4:84ddad00 [ 1328.462765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.462875][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.462929][ T32] r4:00000001 [ 1328.462976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.463058][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.463118][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.463187][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.463255][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.463326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.463405][ T32] r4:84cfd440 [ 1328.463467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.463529][ T32] INFO: task kworker/1:168:3911 blocked for more than 454 seconds. [ 1328.463598][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.463658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.463709][ T32] task:kworker/1:168 state:D stack:0 pid:3911 tgid:3911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.463845][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.463984][ T32] Call trace: [ 1328.464066][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.464176][ T32] r10:8291a684 r9:e0775d84 r8:00000002 r7:60000113 r6:e0775d8c r5:850a5400 [ 1328.464234][ T32] r4:850a5400 [ 1328.464283][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.464385][ T32] r5:850a5400 r4:8291a680 [ 1328.464435][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.464532][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.464642][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0775e08 [ 1328.464721][ T32] r4:00000000 [ 1328.464780][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.464901][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.465011][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.465131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052b00 [ 1328.465194][ T32] r4:00000000 [ 1328.465241][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.465349][ T32] r9:83018205 r8:850a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1328.465424][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.465539][ T32] r5:00001000 r4:dffe1000 [ 1328.465590][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.465685][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.465798][ T32] r5:84ff978c r4:84ff9400 [ 1328.496872][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.497048][ T32] r7:ddde2d80 r6:83018200 r5:84ff978c r4:8504b100 [ 1328.497112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.497250][ T32] r10:61c88647 r9:850a5400 r8:8504b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.497320][ T32] r4:8504b100 [ 1328.497375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.497500][ T32] r10:00000000 r9:8504b100 r8:80287e08 r7:e0769e60 r6:85045980 r5:850a5400 [ 1328.497565][ T32] r4:00000001 [ 1328.497616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.497705][ T32] Exception stack(0xe0775fb0 to 0xe0775ff8) [ 1328.497816][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.497909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.497998][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.498096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.498168][ T32] r4:850525c0 [ 1328.498976][ T32] INFO: task kworker/1:168:3911 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.499068][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.499223][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.499360][ T32] Call trace: [ 1328.499461][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.499584][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.499643][ T32] r4:00000000 [ 1328.499712][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.499827][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.499915][ T32] 5d20: b4f70000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.499997][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.500065][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.500153][ T32] r5:800d0013 r4:80239bb0 [ 1328.500215][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.500314][ T32] r4:82ac21e4 [ 1328.500367][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.500470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.500529][ T32] r4:e0595dc0 [ 1328.500606][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.500714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.500787][ T32] r4:00000000 [ 1328.500850][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.500960][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.501018][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.501122][ T32] r5:00001000 r4:e00c1000 [ 1328.501176][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.501273][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.501376][ T32] r5:84f0c78c r4:84f0c400 [ 1328.501426][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.501528][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.501578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.501684][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.501759][ T32] r4:84ddad00 [ 1328.501832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.501943][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.502030][ T32] r4:00000001 [ 1328.502084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.502174][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.502241][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.502311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.502377][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.502453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.502508][ T32] r4:84cfd440 [ 1328.502561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.502671][ T32] INFO: task kworker/0:230:3915 blocked for more than 455 seconds. [ 1328.502753][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.502848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.502911][ T32] task:kworker/0:230 state:D stack:0 pid:3915 tgid:3915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.503023][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.503121][ T32] Call trace: [ 1328.503196][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.503307][ T32] r10:8291a684 r9:e0765d84 r8:00000002 r7:60000113 r6:e0765d8c r5:850a6000 [ 1328.503364][ T32] r4:850a6000 [ 1328.503414][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.503509][ T32] r5:850a6000 r4:8291a680 [ 1328.503559][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.503652][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.503751][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0765e08 [ 1328.503819][ T32] r4:00000000 [ 1328.503872][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.503959][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.504043][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.504142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85044700 [ 1328.504220][ T32] r4:00000000 [ 1328.504289][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.504411][ T32] r9:83018005 r8:850a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1328.504488][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.504589][ T32] r5:00001000 r4:dff09000 [ 1328.504640][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.504732][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.504846][ T32] r5:8506b38c r4:8506b000 [ 1328.504901][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.505005][ T32] r7:dddced80 r6:83018000 r5:8506b38c r4:85045a00 [ 1328.505057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.505167][ T32] r10:61c88647 r9:850a6000 r8:85045a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.505222][ T32] r4:85045a00 [ 1328.505270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.505445][ T32] r10:00000000 r9:85045a00 r8:80287e08 r7:e0751e60 r6:85045a80 r5:850a6000 [ 1328.505512][ T32] r4:00000001 [ 1328.505561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.505650][ T32] Exception stack(0xe0765fb0 to 0xe0765ff8) [ 1328.505714][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.505786][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.527137][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.527314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.527378][ T32] r4:85044540 [ 1328.528124][ T32] INFO: task kworker/0:230:3915 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.528218][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.528366][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.528494][ T32] Call trace: [ 1328.528598][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.528728][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.528790][ T32] r4:00000000 [ 1328.528851][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.528945][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.529012][ T32] 5d20: b5150000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.529083][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.529168][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.529236][ T32] r5:800d0013 r4:80239bb0 [ 1328.529292][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.529390][ T32] r4:82ac21e4 [ 1328.529460][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.529568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.529624][ T32] r4:e0595dc0 [ 1328.529677][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.529772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.529838][ T32] r4:00000000 [ 1328.529891][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.530022][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.530097][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.530202][ T32] r5:00001000 r4:e00c1000 [ 1328.530254][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.530344][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.530442][ T32] r5:84f0c78c r4:84f0c400 [ 1328.530494][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.530603][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.530660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.530768][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.530830][ T32] r4:84ddad00 [ 1328.530879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.530987][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.531044][ T32] r4:00000001 [ 1328.531094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.531177][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.531240][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.531307][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.531371][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.531439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.531497][ T32] r4:84cfd440 [ 1328.531549][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.531609][ T32] INFO: task kworker/0:231:3916 blocked for more than 455 seconds. [ 1328.531676][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.531735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.531786][ T32] task:kworker/0:231 state:D stack:0 pid:3916 tgid:3916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.531898][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.531993][ T32] Call trace: [ 1328.532071][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.532180][ T32] r10:8291a684 r9:e05edd84 r8:00000002 r7:60000113 r6:e05edd8c r5:850a6c00 [ 1328.532232][ T32] r4:850a6c00 [ 1328.532278][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.532377][ T32] r5:850a6c00 r4:8291a680 [ 1328.532428][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.532514][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.532606][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05ede08 [ 1328.532663][ T32] r4:00000000 [ 1328.532716][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.532809][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.532909][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.533007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850447c0 [ 1328.533067][ T32] r4:00000000 [ 1328.533117][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.533215][ T32] r9:83018005 r8:850a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1328.533267][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.533362][ T32] r5:00001000 r4:dff2b000 [ 1328.533410][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.533500][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.533598][ T32] r5:8506b78c r4:8506b400 [ 1328.533652][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.533760][ T32] r7:dddced80 r6:83018000 r5:8506b78c r4:85045b00 [ 1328.533822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.533926][ T32] r10:61c88647 r9:850a6c00 r8:85045b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.534007][ T32] r4:85045b00 [ 1328.534056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.534156][ T32] r10:00000000 r9:85045b00 r8:80287e08 r7:e0765e60 r6:85045b80 r5:850a6c00 [ 1328.534215][ T32] r4:00000001 [ 1328.534266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.534353][ T32] Exception stack(0xe05edfb0 to 0xe05edff8) [ 1328.534420][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.534495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.534564][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.534634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.534691][ T32] r4:85044640 [ 1328.535169][ T32] INFO: task kworker/0:231:3916 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.535255][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.535415][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.535517][ T32] Call trace: [ 1328.535590][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.535706][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.535766][ T32] r4:00000000 [ 1328.565080][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.565312][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.565384][ T32] 5d20: b5367000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.565452][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.565511][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.565575][ T32] r5:800d0013 r4:80239bb0 [ 1328.565629][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.565726][ T32] r4:82ac21e4 [ 1328.565778][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.566396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.566466][ T32] r4:e0595dc0 [ 1328.566518][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.566632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.566691][ T32] r4:00000000 [ 1328.566745][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.566883][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.566947][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.567075][ T32] r5:00001000 r4:e00c1000 [ 1328.567152][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.567254][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.567355][ T32] r5:84f0c78c r4:84f0c400 [ 1328.567408][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.567514][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.567589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.567705][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.567762][ T32] r4:84ddad00 [ 1328.567820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.567925][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.567978][ T32] r4:00000001 [ 1328.568028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.568140][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.568225][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.568309][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.568380][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.568450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.568506][ T32] r4:84cfd440 [ 1328.568559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.568629][ T32] INFO: task kworker/0:232:3919 blocked for more than 455 seconds. [ 1328.568704][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.568793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.568862][ T32] task:kworker/0:232 state:D stack:0 pid:3919 tgid:3919 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.568985][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.569138][ T32] Call trace: [ 1328.569217][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.569355][ T32] r10:8291a684 r9:e0785d84 r8:00000002 r7:60000013 r6:e0785d8c r5:850a3c00 [ 1328.569421][ T32] r4:850a3c00 [ 1328.569473][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.569594][ T32] r5:850a3c00 r4:8291a680 [ 1328.569676][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.569775][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.569904][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0785e08 [ 1328.569988][ T32] r4:00000000 [ 1328.570045][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.570147][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.570236][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.570333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60800 [ 1328.570404][ T32] r4:00000000 [ 1328.570456][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.570555][ T32] r9:83018005 r8:850a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1328.570608][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.570699][ T32] r5:00001000 r4:dfcd3000 [ 1328.570748][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.570852][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.570956][ T32] r5:8508438c r4:85084000 [ 1328.571029][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.571143][ T32] r7:dddced80 r6:83018000 r5:8508438c r4:85045c00 [ 1328.571198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.571304][ T32] r10:61c88647 r9:850a3c00 r8:85045c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.571382][ T32] r4:85045c00 [ 1328.571443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.571552][ T32] r10:00000000 r9:85045c00 r8:80287e08 r7:e05ede60 r6:85045c80 r5:850a3c00 [ 1328.571616][ T32] r4:00000001 [ 1328.571669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.571778][ T32] Exception stack(0xe0785fb0 to 0xe0785ff8) [ 1328.571860][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.571930][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.571997][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.572073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.572147][ T32] r4:85044800 [ 1328.572935][ T32] INFO: task kworker/0:232:3919 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.573039][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.573196][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.573298][ T32] Call trace: [ 1328.573401][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.573517][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.573580][ T32] r4:00000000 [ 1328.573631][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.573724][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.573792][ T32] 5d20: b5367000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.573878][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.573983][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.574060][ T32] r5:800d0013 r4:80239bb0 [ 1328.574120][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.574240][ T32] r4:82ac21e4 [ 1328.574299][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.574412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.574475][ T32] r4:e0595dc0 [ 1328.574547][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.574665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.574750][ T32] r4:00000000 [ 1328.574809][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.574927][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.574982][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.575104][ T32] r5:00001000 r4:e00c1000 [ 1328.575195][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.575299][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.575402][ T32] r5:84f0c78c r4:84f0c400 [ 1328.575453][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.575584][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.575661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.575791][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.602072][ T32] r4:84ddad00 [ 1328.602222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.602375][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.602432][ T32] r4:00000001 [ 1328.602481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.602568][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.602657][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.602733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.602803][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.602885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.602939][ T32] r4:84cfd440 [ 1328.602994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.603060][ T32] INFO: task kworker/0:233:3920 blocked for more than 455 seconds. [ 1328.603130][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.603186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.603240][ T32] task:kworker/0:233 state:D stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.603358][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.603459][ T32] Call trace: [ 1328.603535][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.603645][ T32] r10:8291a684 r9:e0749d84 r8:00000002 r7:60000113 r6:e0749d8c r5:850a0000 [ 1328.603701][ T32] r4:850a0000 [ 1328.603769][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.603878][ T32] r5:850a0000 r4:8291a680 [ 1328.603929][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.604041][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.604165][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0749e08 [ 1328.604242][ T32] r4:00000000 [ 1328.604293][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.604380][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.604467][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.604565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60680 [ 1328.604621][ T32] r4:00000000 [ 1328.604668][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.604774][ T32] r9:83018005 r8:850a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1328.604838][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.604933][ T32] r5:00001000 r4:dfae5000 [ 1328.604983][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.605072][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.605168][ T32] r5:8506bf8c r4:8506bc00 [ 1328.605220][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.605316][ T32] r7:dddced80 r6:83018000 r5:8506bf8c r4:85045d00 [ 1328.605370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.605475][ T32] r10:61c88647 r9:850a0000 r8:85045d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.605541][ T32] r4:85045d00 [ 1328.605591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.605686][ T32] r10:00000000 r9:85045d00 r8:80287e08 r7:e0785e60 r6:85045d80 r5:850a0000 [ 1328.605744][ T32] r4:00000001 [ 1328.605792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.620541][ T32] Exception stack(0xe0749fb0 to 0xe0749ff8) [ 1328.620629][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.620703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.620793][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.620883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.620943][ T32] r4:85044800 [ 1328.621731][ T32] INFO: task kworker/0:233:3920 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.621839][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.622049][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.622195][ T32] Call trace: [ 1328.622275][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.622396][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.622455][ T32] r4:00000000 [ 1328.622505][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.622598][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.622671][ T32] 5d20: b56f8000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.622766][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.622847][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.622909][ T32] r5:800d0013 r4:80239bb0 [ 1328.622964][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.623061][ T32] r4:82ac21e4 [ 1328.623160][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.623269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.623329][ T32] r4:e0595dc0 [ 1328.623379][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.623475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.623529][ T32] r4:00000000 [ 1328.623578][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.623682][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.623736][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.623858][ T32] r5:00001000 r4:e00c1000 [ 1328.623918][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.624013][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.624115][ T32] r5:84f0c78c r4:84f0c400 [ 1328.624165][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.624276][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.624332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.624461][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.624530][ T32] r4:84ddad00 [ 1328.624580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.624688][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.624746][ T32] r4:00000001 [ 1328.624796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.624892][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.624957][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.625028][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.625095][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.625191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.625266][ T32] r4:84cfd440 [ 1328.625320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.625404][ T32] INFO: task kworker/1:169:3922 blocked for more than 455 seconds. [ 1328.625478][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.625539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.625593][ T32] task:kworker/1:169 state:D stack:0 pid:3922 tgid:3922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.625697][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.625790][ T32] Call trace: [ 1328.646486][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.646647][ T32] r10:8291a684 r9:e078dd84 r8:00000002 r7:60000113 r6:e078dd8c r5:84c4d400 [ 1328.646713][ T32] r4:84c4d400 [ 1328.646781][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.646900][ T32] r5:84c4d400 r4:8291a680 [ 1328.646965][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.647058][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.647179][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e078de08 [ 1328.647239][ T32] r4:00000000 [ 1328.647284][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.647366][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.647459][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.647557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052bc0 [ 1328.647636][ T32] r4:00000000 [ 1328.647705][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.647838][ T32] r9:83018205 r8:84c4d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1328.647901][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.648010][ T32] r5:00001000 r4:e00e7000 [ 1328.648063][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.648155][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.648272][ T32] r5:84ff9b8c r4:84ff9800 [ 1328.648333][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.648441][ T32] r7:ddde2d80 r6:83018200 r5:84ff9b8c r4:8504b180 [ 1328.648494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.648614][ T32] r10:61c88647 r9:84c4d400 r8:8504b1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.648673][ T32] r4:8504b180 [ 1328.648724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.648841][ T32] r10:00000000 r9:8504b180 r8:80287e08 r7:e0775e60 r6:85045e00 r5:84c4d400 [ 1328.648916][ T32] r4:00000001 [ 1328.648968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.649061][ T32] Exception stack(0xe078dfb0 to 0xe078dff8) [ 1328.649128][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.649196][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.649259][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.649327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.649377][ T32] r4:85052ac0 [ 1328.650193][ T32] INFO: task kworker/1:169:3922 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.650284][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.650428][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.650536][ T32] Call trace: [ 1328.650611][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.650731][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.650790][ T32] r4:00000000 [ 1328.650852][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.650971][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.651058][ T32] 5d20: b5929000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.651130][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.651191][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.651252][ T32] r5:800d0013 r4:80239bb0 [ 1328.651304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.651397][ T32] r4:82ac21e4 [ 1328.651448][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.651547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.651599][ T32] r4:e0595dc0 [ 1328.651648][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.651746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.651802][ T32] r4:00000000 [ 1328.651855][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.651958][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.652034][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.652144][ T32] r5:00001000 r4:e00c1000 [ 1328.652199][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.652289][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.652382][ T32] r5:84f0c78c r4:84f0c400 [ 1328.652429][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.652536][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.652589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.652691][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.652767][ T32] r4:84ddad00 [ 1328.652831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.652932][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.652986][ T32] r4:00000001 [ 1328.653036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.653123][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.653185][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.653257][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.653325][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.653391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.653446][ T32] r4:84cfd440 [ 1328.653497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.653564][ T32] INFO: task kworker/1:170:3924 blocked for more than 455 seconds. [ 1328.653634][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.653695][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.653748][ T32] task:kworker/1:170 state:D stack:0 pid:3924 tgid:3924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.653884][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.653993][ T32] Call trace: [ 1328.654068][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.654175][ T32] r10:8291a684 r9:e0795d84 r8:00000002 r7:60000013 r6:e0795d8c r5:84d68c00 [ 1328.654251][ T32] r4:84d68c00 [ 1328.654316][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.654413][ T32] r5:84d68c00 r4:8291a680 [ 1328.654471][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.654563][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.654661][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0795e08 [ 1328.654734][ T32] r4:00000000 [ 1328.654792][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.654891][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.654972][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.655066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052d00 [ 1328.655123][ T32] r4:00000000 [ 1328.655173][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.655278][ T32] r9:83018205 r8:84d68c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1328.655332][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.655426][ T32] r5:00001000 r4:e0457000 [ 1328.655497][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.655592][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.655684][ T32] r5:84ff9f8c r4:84ff9c00 [ 1328.655734][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.686352][ T32] r7:ddde2d80 r6:83018200 r5:84ff9f8c r4:8504b200 [ 1328.686500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.686653][ T32] r10:61c88647 r9:84d68c00 r8:8504b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.686712][ T32] r4:8504b200 [ 1328.686764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.686886][ T32] r10:00000000 r9:8504b200 r8:80287e08 r7:e078de60 r6:85045e80 r5:84d68c00 [ 1328.686945][ T32] r4:00000001 [ 1328.686996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.687090][ T32] Exception stack(0xe0795fb0 to 0xe0795ff8) [ 1328.687162][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.687251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.687332][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.687412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.687468][ T32] r4:85052c00 [ 1328.688267][ T32] INFO: task kworker/1:170:3924 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.688354][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.688499][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.688609][ T32] Call trace: [ 1328.688686][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.688801][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.688869][ T32] r4:00000000 [ 1328.688917][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.689032][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.689123][ T32] 5d20: b5b9c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.689211][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.689275][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.689334][ T32] r5:800d0013 r4:80239bb0 [ 1328.689389][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.689486][ T32] r4:82ac21e4 [ 1328.689536][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.689633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.689687][ T32] r4:e0595dc0 [ 1328.689736][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.689840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.689895][ T32] r4:00000000 [ 1328.689944][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.690073][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.690132][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.690229][ T32] r5:00001000 r4:e00c1000 [ 1328.690280][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.690370][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.690462][ T32] r5:84f0c78c r4:84f0c400 [ 1328.690509][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.690616][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.690671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.690779][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.690842][ T32] r4:84ddad00 [ 1328.690894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.690999][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.691055][ T32] r4:00000001 [ 1328.691125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.691217][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.691279][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.691346][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.691409][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.691480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.691535][ T32] r4:84cfd440 [ 1328.691588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.691659][ T32] INFO: task kworker/1:171:3926 blocked for more than 455 seconds. [ 1328.691732][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.691790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.691850][ T32] task:kworker/1:171 state:D stack:0 pid:3926 tgid:3926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.691959][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.692054][ T32] Call trace: [ 1328.692127][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.692233][ T32] r10:8291a684 r9:e079dd84 r8:00000002 r7:60000113 r6:e079dd8c r5:84d68000 [ 1328.692289][ T32] r4:84d68000 [ 1328.692338][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.692437][ T32] r5:84d68000 r4:8291a680 [ 1328.692507][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.692602][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.692701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e079de08 [ 1328.692757][ T32] r4:00000000 [ 1328.692828][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.692916][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.692997][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.693091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052e40 [ 1328.693146][ T32] r4:00000000 [ 1328.693193][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.693291][ T32] r9:83018205 r8:84d68000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1328.693341][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.693432][ T32] r5:00001000 r4:e0475000 [ 1328.693483][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.693570][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.693662][ T32] r5:84ffa38c r4:84ffa000 [ 1328.693709][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.693809][ T32] r7:ddde2d80 r6:83018200 r5:84ffa38c r4:8504b280 [ 1328.693869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.694003][ T32] r10:61c88647 r9:84d68000 r8:8504b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.694062][ T32] r4:8504b280 [ 1328.694116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.694219][ T32] r10:00000000 r9:8504b280 r8:80287e08 r7:e0795e60 r6:85045f00 r5:84d68000 [ 1328.694278][ T32] r4:00000001 [ 1328.694326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.694401][ T32] Exception stack(0xe079dfb0 to 0xe079dff8) [ 1328.694463][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.694536][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.694594][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.694662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.694716][ T32] r4:85052d40 [ 1328.695174][ T32] INFO: task kworker/1:171:3926 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.695273][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.695403][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.695507][ T32] Call trace: [ 1328.695607][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.695729][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.695803][ T32] r4:00000000 [ 1328.714591][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.714746][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.714833][ T32] 5d20: b5b9c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.714908][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.714972][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.715035][ T32] r5:800d0013 r4:80239bb0 [ 1328.715092][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.715188][ T32] r4:82ac21e4 [ 1328.715260][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.715365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.715445][ T32] r4:e0595dc0 [ 1328.715507][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.715630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.715703][ T32] r4:00000000 [ 1328.715769][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.729417][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.729527][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.729663][ T32] r5:00001000 r4:e00c1000 [ 1328.729757][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.729868][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.730009][ T32] r5:84f0c78c r4:84f0c400 [ 1328.730065][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.730178][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.730253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.730382][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.730444][ T32] r4:84ddad00 [ 1328.730498][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.730623][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.730680][ T32] r4:00000001 [ 1328.730729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.730831][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.730900][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.730969][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.731070][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.731148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.731223][ T32] r4:84cfd440 [ 1328.731286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.731367][ T32] INFO: task kworker/1:172:3928 blocked for more than 455 seconds. [ 1328.731457][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.731532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.731589][ T32] task:kworker/1:172 state:D stack:0 pid:3928 tgid:3928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.731736][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.731844][ T32] Call trace: [ 1328.731947][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.732055][ T32] r10:8291a684 r9:e07a5d84 r8:00000002 r7:60000013 r6:e07a5d8c r5:84d69800 [ 1328.732124][ T32] r4:84d69800 [ 1328.732175][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.732265][ T32] r5:84d69800 r4:8291a680 [ 1328.732316][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.732419][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.732516][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a5e08 [ 1328.732592][ T32] r4:00000000 [ 1328.732646][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.732725][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.732808][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.732905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052f80 [ 1328.732963][ T32] r4:00000000 [ 1328.733012][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.733112][ T32] r9:83018205 r8:84d69800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1328.733167][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.733265][ T32] r5:00001000 r4:e049b000 [ 1328.733318][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.733429][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.733554][ T32] r5:84ffa78c r4:84ffa400 [ 1328.733636][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.733743][ T32] r7:ddde2d80 r6:83018200 r5:84ffa78c r4:8504b300 [ 1328.733821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.733948][ T32] r10:61c88647 r9:84d69800 r8:8504b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.734030][ T32] r4:8504b300 [ 1328.734103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.734211][ T32] r10:00000000 r9:8504b300 r8:80287e08 r7:e079de60 r6:85045f80 r5:84d69800 [ 1328.734266][ T32] r4:00000001 [ 1328.734335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.734446][ T32] Exception stack(0xe07a5fb0 to 0xe07a5ff8) [ 1328.734521][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.734591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.734655][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.734725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.734782][ T32] r4:85052e80 [ 1328.735561][ T32] INFO: task kworker/1:172:3928 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.735676][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.743298][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.743460][ T32] Call trace: [ 1328.743542][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.743668][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.743727][ T32] r4:00000000 [ 1328.743776][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.743883][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.743978][ T32] 5d20: b5d4f000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.744054][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.744113][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.744173][ T32] r5:800d0013 r4:80239bb0 [ 1328.744226][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.744321][ T32] r4:82ac21e4 [ 1328.744372][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.744466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.744525][ T32] r4:e0595dc0 [ 1328.744574][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.744678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.744736][ T32] r4:00000000 [ 1328.744790][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.744911][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.744969][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.745067][ T32] r5:00001000 r4:e00c1000 [ 1328.745123][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.745240][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.745347][ T32] r5:84f0c78c r4:84f0c400 [ 1328.745400][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.745509][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.745562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.745673][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.745729][ T32] r4:84ddad00 [ 1328.745779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.756467][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.756545][ T32] r4:00000001 [ 1328.756602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.756719][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.756786][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.756871][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.756940][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.757012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.757069][ T32] r4:84cfd440 [ 1328.757129][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.757199][ T32] INFO: task kworker/1:173:3929 blocked for more than 455 seconds. [ 1328.757271][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.757329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.757382][ T32] task:kworker/1:173 state:D stack:0 pid:3929 tgid:3929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.757499][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.757602][ T32] Call trace: [ 1328.757676][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.757806][ T32] r10:8291a684 r9:e07a9d84 r8:00000002 r7:60000113 r6:e07a9d8c r5:84d6b000 [ 1328.757873][ T32] r4:84d6b000 [ 1328.757926][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.758057][ T32] r5:84d6b000 r4:8291a680 [ 1328.758108][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.758197][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.758295][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a9e08 [ 1328.758350][ T32] r4:00000000 [ 1328.758418][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.758510][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.758595][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.758692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503e1c0 [ 1328.758746][ T32] r4:00000000 [ 1328.758789][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.758894][ T32] r9:83018205 r8:84d6b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.758950][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.759048][ T32] r5:00001000 r4:e0599000 [ 1328.759097][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.759180][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.759277][ T32] r5:84ffbb8c r4:84ffb800 [ 1328.759351][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.759462][ T32] r7:ddde2d80 r6:83018200 r5:84ffbb8c r4:8504b380 [ 1328.759516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.759620][ T32] r10:61c88647 r9:84d6b000 r8:8504b3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.759673][ T32] r4:8504b380 [ 1328.759722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.759846][ T32] r10:00000000 r9:8504b380 r8:80287e08 r7:e07a5e60 r6:85043000 r5:84d6b000 [ 1328.759911][ T32] r4:00000001 [ 1328.759959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.760046][ T32] Exception stack(0xe07a9fb0 to 0xe07a9ff8) [ 1328.760112][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.760179][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.760243][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.760314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.760368][ T32] r4:85052e80 [ 1328.761148][ T32] INFO: task kworker/1:173:3929 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.761237][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.761371][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.761471][ T32] Call trace: [ 1328.761570][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.761689][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.761747][ T32] r4:00000000 [ 1328.761800][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.761900][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.761988][ T32] 5d20: b5df6000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.762058][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.762123][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.762181][ T32] r5:800d0013 r4:80239bb0 [ 1328.762234][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.762332][ T32] r4:82ac21e4 [ 1328.762383][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.762481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.762540][ T32] r4:e0595dc0 [ 1328.762590][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.762685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.762738][ T32] r4:00000000 [ 1328.762787][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.762897][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.762952][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.763047][ T32] r5:00001000 r4:e00c1000 [ 1328.763098][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.763214][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.763318][ T32] r5:84f0c78c r4:84f0c400 [ 1328.763369][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.763475][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.763528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.763633][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.763687][ T32] r4:84ddad00 [ 1328.763735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.763847][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.763904][ T32] r4:00000001 [ 1328.763974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.764064][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.764130][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.764192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.764254][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.764326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.764383][ T32] r4:84cfd440 [ 1328.764435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.764497][ T32] INFO: task kworker/1:174:3932 blocked for more than 455 seconds. [ 1328.764561][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.764618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.764665][ T32] task:kworker/1:174 state:D stack:0 pid:3932 tgid:3932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.764767][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.764875][ T32] Call trace: [ 1328.764952][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.765061][ T32] r10:8291a684 r9:e07b5d84 r8:00000002 r7:60000013 r6:e07b5d8c r5:84d6a400 [ 1328.765123][ T32] r4:84d6a400 [ 1328.765194][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.765306][ T32] r5:84d6a400 r4:8291a680 [ 1328.765355][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.765447][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.765545][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b5e08 [ 1328.765598][ T32] r4:00000000 [ 1328.765652][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.765742][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.796331][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.796569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85041e00 [ 1328.796636][ T32] r4:00000000 [ 1328.796695][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.796825][ T32] r9:83018205 r8:84d6a400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1328.796908][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.797045][ T32] r5:00001000 r4:e04c7000 [ 1328.797104][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.797200][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.797303][ T32] r5:84ffab8c r4:84ffa800 [ 1328.797358][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.797468][ T32] r7:ddde2d80 r6:83018200 r5:84ffab8c r4:8504b400 [ 1328.797520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.797629][ T32] r10:61c88647 r9:84d6a400 r8:8504b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.797685][ T32] r4:8504b400 [ 1328.797756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.797882][ T32] r10:00000000 r9:8504b400 r8:80287e08 r7:e07a9e60 r6:85043080 r5:84d6a400 [ 1328.797935][ T32] r4:00000001 [ 1328.798012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.798100][ T32] Exception stack(0xe07b5fb0 to 0xe07b5ff8) [ 1328.798166][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.798234][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.798302][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.798375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.798433][ T32] r4:85052fc0 [ 1328.799215][ T32] INFO: task kworker/1:174:3932 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.799309][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.799456][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.799560][ T32] Call trace: [ 1328.799640][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.799756][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.799823][ T32] r4:00000000 [ 1328.799877][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.799964][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.800032][ T32] 5d20: b6115000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.800101][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.800187][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.800253][ T32] r5:800d0013 r4:80239bb0 [ 1328.800306][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.800401][ T32] r4:82ac21e4 [ 1328.800451][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.800541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.800595][ T32] r4:e0595dc0 [ 1328.800639][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.800732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.800787][ T32] r4:00000000 [ 1328.800846][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.800947][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.801008][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.801100][ T32] r5:00001000 r4:e00c1000 [ 1328.801156][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.801252][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.801348][ T32] r5:84f0c78c r4:84f0c400 [ 1328.801399][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.801506][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.801562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.801666][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.801725][ T32] r4:84ddad00 [ 1328.801773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.801888][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.801950][ T32] r4:00000001 [ 1328.802026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.802113][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.802171][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.802260][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.802329][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.802393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.802447][ T32] r4:84cfd440 [ 1328.802499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.802563][ T32] INFO: task kworker/1:175:3933 blocked for more than 455 seconds. [ 1328.802633][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.802689][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.802737][ T32] task:kworker/1:175 state:D stack:0 pid:3933 tgid:3933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.802851][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.802978][ T32] Call trace: [ 1328.803055][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.803165][ T32] r10:8291a684 r9:e07c1d84 r8:00000002 r7:60000113 r6:e07c1d8c r5:84d6d400 [ 1328.803223][ T32] r4:84d6d400 [ 1328.803274][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.803368][ T32] r5:84d6d400 r4:8291a680 [ 1328.803416][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.803503][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.803598][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c1e08 [ 1328.803653][ T32] r4:00000000 [ 1328.803706][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.803791][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.803881][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.803976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ceb740 [ 1328.804033][ T32] r4:00000000 [ 1328.804082][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.804186][ T32] r9:83018205 r8:84d6d400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1328.804263][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.804383][ T32] r5:00001000 r4:e04e5000 [ 1328.804440][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.804543][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.804640][ T32] r5:84ffaf8c r4:84ffac00 [ 1328.804691][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.804794][ T32] r7:ddde2d80 r6:83018200 r5:84ffaf8c r4:8504b480 [ 1328.804859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.804967][ T32] r10:61c88647 r9:84d6d400 r8:8504b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.805025][ T32] r4:8504b480 [ 1328.805073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.805177][ T32] r10:00000000 r9:8504b480 r8:80287e08 r7:e07a9e60 r6:85043100 r5:84d6d400 [ 1328.805235][ T32] r4:00000001 [ 1328.805283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.805386][ T32] Exception stack(0xe07c1fb0 to 0xe07c1ff8) [ 1328.805462][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.805529][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.805596][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.805668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.805728][ T32] r4:85044d80 [ 1328.830446][ T32] INFO: task kworker/1:175:3933 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.830681][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.830884][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.831032][ T32] Call trace: [ 1328.831111][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.831233][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.831289][ T32] r4:00000000 [ 1328.831358][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.831459][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.831527][ T32] 5d20: b630a000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.831594][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.831652][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.831708][ T32] r5:800d0013 r4:80239bb0 [ 1328.831756][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.832033][ T32] r4:82ac21e4 [ 1328.832132][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.832245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.832296][ T32] r4:e0595dc0 [ 1328.832354][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.832473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.832536][ T32] r4:00000000 [ 1328.832581][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.832681][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.832736][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.832826][ T32] r5:00001000 r4:e00c1000 [ 1328.832895][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.832979][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.833079][ T32] r5:84f0c78c r4:84f0c400 [ 1328.833131][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.833237][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.833300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.833423][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.833480][ T32] r4:84ddad00 [ 1328.833524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.833641][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.833764][ T32] r4:00000001 [ 1328.833858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.834002][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.834080][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.834149][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.834211][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.834276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.834327][ T32] r4:84cfd440 [ 1328.834386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.834465][ T32] INFO: task kworker/1:176:3936 blocked for more than 455 seconds. [ 1328.834545][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.834602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.834649][ T32] task:kworker/1:176 state:D stack:0 pid:3936 tgid:3936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.834777][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.834888][ T32] Call trace: [ 1328.834962][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.835075][ T32] r10:8291a684 r9:e07d5d84 r8:00000002 r7:60000013 r6:e07d5d8c r5:84d6ec00 [ 1328.835127][ T32] r4:84d6ec00 [ 1328.835167][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.835260][ T32] r5:84d6ec00 r4:8291a680 [ 1328.835336][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.835431][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.835518][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d5e08 [ 1328.835569][ T32] r4:00000000 [ 1328.835613][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.835713][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.835806][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.846634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85044fc0 [ 1328.846774][ T32] r4:00000000 [ 1328.846835][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.846978][ T32] r9:83018205 r8:84d6ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1328.847058][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.847163][ T32] r5:00001000 r4:e0543000 [ 1328.847210][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.847300][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.847400][ T32] r5:84ffb38c r4:84ffb000 [ 1328.847451][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.847556][ T32] r7:ddde2d80 r6:83018200 r5:84ffb38c r4:8504b500 [ 1328.847612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.847715][ T32] r10:61c88647 r9:84d6ec00 r8:8504b52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.847779][ T32] r4:8504b500 [ 1328.847831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.847937][ T32] r10:00000000 r9:8504b500 r8:80287e08 r7:e07a9e60 r6:85043180 r5:84d6ec00 [ 1328.847993][ T32] r4:00000001 [ 1328.848042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.848137][ T32] Exception stack(0xe07d5fb0 to 0xe07d5ff8) [ 1328.848218][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.848287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.848355][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.848425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.848480][ T32] r4:85044c00 [ 1328.849297][ T32] INFO: task kworker/1:176:3936 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.849385][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.849544][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.849656][ T32] Call trace: [ 1328.849755][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.849881][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.849940][ T32] r4:00000000 [ 1328.850020][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.850119][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.850181][ T32] 5d20: b630a000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.850271][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.850343][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.850403][ T32] r5:800d0013 r4:80239bb0 [ 1328.850478][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.850580][ T32] r4:82ac21e4 [ 1328.850645][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.850743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.850797][ T32] r4:e0595dc0 [ 1328.850848][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.850941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.850993][ T32] r4:00000000 [ 1328.851064][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.851183][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.851244][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.851349][ T32] r5:00001000 r4:e00c1000 [ 1328.851402][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.851496][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.851596][ T32] r5:84f0c78c r4:84f0c400 [ 1328.851661][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.851758][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.851812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.851917][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.851990][ T32] r4:84ddad00 [ 1328.852056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.852171][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.852231][ T32] r4:00000001 [ 1328.852285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.852371][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.852437][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.852507][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.852585][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.852674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.852733][ T32] r4:84cfd440 [ 1328.852788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.852879][ T32] INFO: task kworker/1:177:3937 blocked for more than 455 seconds. [ 1328.852965][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.853036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.853091][ T32] task:kworker/1:177 state:D stack:0 pid:3937 tgid:3937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.853189][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.853282][ T32] Call trace: [ 1328.853359][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.853462][ T32] r10:8291a684 r9:e0789d84 r8:00000002 r7:60000113 r6:e0789d8c r5:84fcec00 [ 1328.853515][ T32] r4:84fcec00 [ 1328.853565][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.853674][ T32] r5:84fcec00 r4:8291a680 [ 1328.853722][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.853818][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.853921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0789e08 [ 1328.854013][ T32] r4:00000000 [ 1328.854083][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.854167][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.854254][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.854349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503e040 [ 1328.854420][ T32] r4:00000000 [ 1328.854470][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.854580][ T32] r9:83018205 r8:84fcec00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1328.854644][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.854739][ T32] r5:00001000 r4:e058b000 [ 1328.854787][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.854910][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.855012][ T32] r5:84ffb78c r4:84ffb400 [ 1328.855073][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.855189][ T32] r7:ddde2d80 r6:83018200 r5:84ffb78c r4:8504b580 [ 1328.855240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.855343][ T32] r10:61c88647 r9:84fcec00 r8:8504b5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.855396][ T32] r4:8504b580 [ 1328.855440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.855539][ T32] r10:00000000 r9:8504b580 r8:80287e08 r7:e07a9e60 r6:8504b600 r5:84fcec00 [ 1328.855591][ T32] r4:00000001 [ 1328.855634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.855730][ T32] Exception stack(0xe0789fb0 to 0xe0789ff8) [ 1328.885775][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.886507][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.886579][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.886659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.886721][ T32] r4:8503e000 [ 1328.887498][ T32] INFO: task kworker/1:177:3937 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.887586][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.887752][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.887883][ T32] Call trace: [ 1328.887957][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.888080][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.888165][ T32] r4:00000000 [ 1328.888222][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.888314][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.888393][ T32] 5d20: b65a7000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.888459][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.888514][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.888583][ T32] r5:800d0013 r4:80239bb0 [ 1328.888643][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.888734][ T32] r4:82ac21e4 [ 1328.888779][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.888876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.888929][ T32] r4:e0595dc0 [ 1328.888973][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.889084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.889142][ T32] r4:00000000 [ 1328.889187][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.889287][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.889341][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.889447][ T32] r5:00001000 r4:e00c1000 [ 1328.889509][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.889597][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.889700][ T32] r5:84f0c78c r4:84f0c400 [ 1328.889751][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.889853][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.889925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.890073][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.890143][ T32] r4:84ddad00 [ 1328.890197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.890300][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.890352][ T32] r4:00000001 [ 1328.890417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.890504][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.890566][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.890631][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.890693][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.890756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.890810][ T32] r4:84cfd440 [ 1328.890866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.890938][ T32] INFO: task kworker/1:178:3940 blocked for more than 455 seconds. [ 1328.891034][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.891107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.891158][ T32] task:kworker/1:178 state:D stack:0 pid:3940 tgid:3940 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.891262][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.891355][ T32] Call trace: [ 1328.891426][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.891528][ T32] r10:8291a684 r9:e07d9d84 r8:00000002 r7:60000113 r6:e07d9d8c r5:84fcbc00 [ 1328.891583][ T32] r4:84fcbc00 [ 1328.891647][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.891754][ T32] r5:84fcbc00 r4:8291a680 [ 1328.891803][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.891903][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.892001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d9e08 [ 1328.892063][ T32] r4:00000000 [ 1328.892112][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.892193][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.892273][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.892405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503e180 [ 1328.892495][ T32] r4:00000000 [ 1328.892568][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.892679][ T32] r9:83018205 r8:84fcbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1328.892747][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.892843][ T32] r5:00001000 r4:e05bb000 [ 1328.892896][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.892990][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.893095][ T32] r5:84ffbf8c r4:84ffbc00 [ 1328.893166][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.893277][ T32] r7:ddde2d80 r6:83018200 r5:84ffbf8c r4:8504b680 [ 1328.893328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.893439][ T32] r10:61c88647 r9:84fcbc00 r8:8504b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.893494][ T32] r4:8504b680 [ 1328.893543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.893651][ T32] r10:00000000 r9:8504b680 r8:80287e08 r7:e07a9e60 r6:8504b700 r5:84fcbc00 [ 1328.893716][ T32] r4:00000001 [ 1328.893824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.893923][ T32] Exception stack(0xe07d9fb0 to 0xe07d9ff8) [ 1328.894034][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.894108][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.894166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.894231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.894283][ T32] r4:8503e300 [ 1328.894798][ T32] INFO: task kworker/1:178:3940 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.894913][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.895068][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.895743][ T32] Call trace: [ 1328.895900][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.926437][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.926540][ T32] r4:00000000 [ 1328.926590][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.926730][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.926806][ T32] 5d20: b6b27000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.926877][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.926939][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.927021][ T32] r5:800d0013 r4:80239bb0 [ 1328.927097][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.927226][ T32] r4:82ac21e4 [ 1328.927289][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.927400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.927458][ T32] r4:e0595dc0 [ 1328.927511][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.927622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.927677][ T32] r4:00000000 [ 1328.927726][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.927832][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.927888][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.927988][ T32] r5:00001000 r4:e00c1000 [ 1328.928044][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.928139][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.928235][ T32] r5:84f0c78c r4:84f0c400 [ 1328.928288][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.928391][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.928440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.928540][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.928594][ T32] r4:84ddad00 [ 1328.928642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.928743][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.928793][ T32] r4:00000001 [ 1328.928843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.928923][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.928983][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.929055][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.929119][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.929188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.929240][ T32] r4:84cfd440 [ 1328.929293][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.929367][ T32] INFO: task kworker/1:179:3942 blocked for more than 455 seconds. [ 1328.929436][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.929490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.929538][ T32] task:kworker/1:179 state:D stack:0 pid:3942 tgid:3942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.929656][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.929788][ T32] Call trace: [ 1328.929904][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.930056][ T32] r10:8291a684 r9:e07ddd84 r8:00000002 r7:60000113 r6:e07ddd8c r5:84c43c00 [ 1328.930113][ T32] r4:84c43c00 [ 1328.930162][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.930261][ T32] r5:84c43c00 r4:8291a680 [ 1328.930312][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.930402][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.930503][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07dde08 [ 1328.930559][ T32] r4:00000000 [ 1328.930609][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.930704][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.930782][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.930912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503e400 [ 1328.930973][ T32] r4:00000000 [ 1328.931021][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.931146][ T32] r9:83018205 r8:84c43c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1328.931217][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.931316][ T32] r5:00001000 r4:e05d7000 [ 1328.931367][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.931455][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.931548][ T32] r5:84ffc38c r4:84ffc000 [ 1328.931614][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.931719][ T32] r7:ddde2d80 r6:83018200 r5:84ffc38c r4:8504b780 [ 1328.931772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.931884][ T32] r10:61c88647 r9:84c43c00 r8:8504b7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.931958][ T32] r4:8504b780 [ 1328.932013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.932126][ T32] r10:00000000 r9:8504b780 r8:80287e08 r7:e07d9e60 r6:8504b800 r5:84c43c00 [ 1328.932178][ T32] r4:00000001 [ 1328.932266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.932353][ T32] Exception stack(0xe07ddfb0 to 0xe07ddff8) [ 1328.932416][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.932482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.932596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.932714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.932780][ T32] r4:8503e340 [ 1328.933586][ T32] INFO: task kworker/1:179:3942 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.933673][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.933858][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.933991][ T32] Call trace: [ 1328.934074][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.934186][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.934251][ T32] r4:00000000 [ 1328.934322][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.934424][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.934490][ T32] 5d20: b6b27000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.934557][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.934615][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.934673][ T32] r5:800d0013 r4:80239bb0 [ 1328.934722][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.934809][ T32] r4:82ac21e4 [ 1328.934858][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.934953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.935042][ T32] r4:e0595dc0 [ 1328.935101][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.935196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.935249][ T32] r4:00000000 [ 1328.935311][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.935435][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.935498][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.935591][ T32] r5:00001000 r4:e00c1000 [ 1328.935643][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.935731][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.956597][ T32] r5:84f0c78c r4:84f0c400 [ 1328.956733][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.956885][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.956939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.957045][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.957169][ T32] r4:84ddad00 [ 1328.957243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.957357][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.957414][ T32] r4:00000001 [ 1328.957464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.957563][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.957650][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.957724][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.957809][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.957889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.957945][ T32] r4:84cfd440 [ 1328.958032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.958153][ T32] INFO: task kworker/1:180:3944 blocked for more than 455 seconds. [ 1328.958243][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.958302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.958373][ T32] task:kworker/1:180 state:D stack:0 pid:3944 tgid:3944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.958504][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.958605][ T32] Call trace: [ 1328.958704][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.958825][ T32] r10:8291a684 r9:e07e1d84 r8:00000002 r7:60000013 r6:e07e1d8c r5:84fc6000 [ 1328.958880][ T32] r4:84fc6000 [ 1328.958927][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.959068][ T32] r5:84fc6000 r4:8291a680 [ 1328.959171][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.959298][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.959413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e1e08 [ 1328.959471][ T32] r4:00000000 [ 1328.959521][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.959621][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.959737][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.959851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503e600 [ 1328.959919][ T32] r4:00000000 [ 1328.959969][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.960082][ T32] r9:83018205 r8:84fc6000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1328.960138][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.960235][ T32] r5:00001000 r4:e05f5000 [ 1328.960283][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.960373][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.960472][ T32] r5:84ffc78c r4:84ffc400 [ 1328.960535][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.960641][ T32] r7:ddde2d80 r6:83018200 r5:84ffc78c r4:8504b880 [ 1328.960693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.960799][ T32] r10:61c88647 r9:84fc6000 r8:8504b8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.960877][ T32] r4:8504b880 [ 1328.960933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.961038][ T32] r10:00000000 r9:8504b880 r8:80287e08 r7:e07dde60 r6:8504b900 r5:84fc6000 [ 1328.961102][ T32] r4:00000001 [ 1328.961152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.961245][ T32] Exception stack(0xe07e1fb0 to 0xe07e1ff8) [ 1328.961310][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.961377][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.961497][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.961575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.961631][ T32] r4:8503e440 [ 1328.962460][ T32] INFO: task kworker/1:180:3944 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1328.962578][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.962739][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.962852][ T32] Call trace: [ 1328.962971][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.963104][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1328.963177][ T32] r4:00000000 [ 1328.963233][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.963353][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1328.963428][ T32] 5d20: b6db4000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1328.963520][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1328.963590][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1328.963652][ T32] r5:800d0013 r4:80239bb0 [ 1328.963706][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.963801][ T32] r4:82ac21e4 [ 1328.963865][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.963964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1328.964032][ T32] r4:e0595dc0 [ 1328.964094][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.964191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1328.964246][ T32] r4:00000000 [ 1328.964314][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.964425][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.964476][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.964578][ T32] r5:00001000 r4:e00c1000 [ 1328.964631][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.964721][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.964823][ T32] r5:84f0c78c r4:84f0c400 [ 1328.964878][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.964980][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1328.965031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.965151][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.965216][ T32] r4:84ddad00 [ 1328.965266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.965382][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1328.965444][ T32] r4:00000001 [ 1328.965489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.965568][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1328.965627][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.965693][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.965751][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.965811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.965905][ T32] r4:84cfd440 [ 1328.991330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.991442][ T32] INFO: task kworker/1:181:3946 blocked for more than 455 seconds. [ 1328.991542][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.991669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.991758][ T32] task:kworker/1:181 state:D stack:0 pid:3946 tgid:3946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.991980][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.992131][ T32] Call trace: [ 1328.992237][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1328.992359][ T32] r10:8291a684 r9:e07e5d84 r8:00000002 r7:60000013 r6:e07e5d8c r5:84fc0c00 [ 1328.992455][ T32] r4:84fc0c00 [ 1328.992558][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1328.992678][ T32] r5:84fc0c00 r4:8291a680 [ 1328.992733][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.992832][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.992934][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e5e08 [ 1328.992989][ T32] r4:00000000 [ 1328.993042][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1328.993138][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1328.993259][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1328.993396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503e7c0 [ 1328.993469][ T32] r4:00000000 [ 1328.993519][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1328.993628][ T32] r9:83018205 r8:84fc0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1328.993684][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1328.993783][ T32] r5:00001000 r4:e0607000 [ 1328.993859][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1328.994003][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.994118][ T32] r5:84ffcb8c r4:84ffc800 [ 1328.994170][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.994280][ T32] r7:ddde2d80 r6:83018200 r5:84ffcb8c r4:8504b980 [ 1328.994333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.994440][ T32] r10:61c88647 r9:84fc0c00 r8:8504b9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.994494][ T32] r4:8504b980 [ 1328.994543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.994682][ T32] r10:00000000 r9:8504b980 r8:80287e08 r7:e07e1e60 r6:85043200 r5:84fc0c00 [ 1328.994756][ T32] r4:00000001 [ 1328.994818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.994907][ T32] Exception stack(0xe07e5fb0 to 0xe07e5ff8) [ 1328.994972][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.995043][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.995123][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.995230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.995294][ T32] r4:8503e540 [ 1329.006748][ T32] INFO: task kworker/1:181:3946 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.006901][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.007163][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.007349][ T32] Call trace: [ 1329.007427][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.007551][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.007625][ T32] r4:00000000 [ 1329.007682][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.007780][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.007850][ T32] 5d20: b7085000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.007943][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.008010][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.008085][ T32] r5:800d0013 r4:80239bb0 [ 1329.008133][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.008220][ T32] r4:82ac21e4 [ 1329.008268][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.008367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.008420][ T32] r4:e0595dc0 [ 1329.008471][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.008591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.008653][ T32] r4:00000000 [ 1329.008728][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.008849][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.008916][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.009013][ T32] r5:00001000 r4:e00c1000 [ 1329.009091][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.009192][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.009287][ T32] r5:84f0c78c r4:84f0c400 [ 1329.009339][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.009448][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.009506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.009608][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.009686][ T32] r4:84ddad00 [ 1329.009741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.009870][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.009976][ T32] r4:00000001 [ 1329.010044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.010138][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.010202][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.010307][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.010382][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.010452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.010507][ T32] r4:84cfd440 [ 1329.010587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.010661][ T32] INFO: task kworker/1:182:3947 blocked for more than 455 seconds. [ 1329.010751][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.010866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.010939][ T32] task:kworker/1:182 state:D stack:0 pid:3947 tgid:3947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.011132][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.011253][ T32] Call trace: [ 1329.011330][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.011453][ T32] r10:8291a684 r9:e07edd84 r8:00000002 r7:60000013 r6:e07edd8c r5:84d6c800 [ 1329.011510][ T32] r4:84d6c800 [ 1329.011560][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.011658][ T32] r5:84d6c800 r4:8291a680 [ 1329.011739][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.011848][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.012016][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ede08 [ 1329.012090][ T32] r4:00000000 [ 1329.012143][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.012248][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.012346][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.012443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503ea00 [ 1329.012513][ T32] r4:00000000 [ 1329.012563][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.012667][ T32] r9:83018205 r8:84d6c800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1329.012737][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.012843][ T32] r5:00001000 r4:e0645000 [ 1329.012907][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.013002][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.013162][ T32] r5:84ffd38c r4:84ffd000 [ 1329.013228][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.013333][ T32] r7:ddde2d80 r6:83018200 r5:84ffd38c r4:8504ba00 [ 1329.013385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.013530][ T32] r10:61c88647 r9:84d6c800 r8:8504ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.013613][ T32] r4:8504ba00 [ 1329.013711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.013822][ T32] r10:00000000 r9:8504ba00 r8:80287e08 r7:e07e5e60 r6:85043280 r5:84d6c800 [ 1329.013894][ T32] r4:00000001 [ 1329.013948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.014087][ T32] Exception stack(0xe07edfb0 to 0xe07edff8) [ 1329.014229][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.014313][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.014380][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.014449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.014507][ T32] r4:8503e780 [ 1329.015235][ T32] INFO: task kworker/1:182:3947 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.015314][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.015442][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.015542][ T32] Call trace: [ 1329.015613][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.015727][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.015781][ T32] r4:00000000 [ 1329.015835][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.051179][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.051310][ T32] 5d20: b7446000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.051382][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.051447][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.051517][ T32] r5:800d0013 r4:80239bb0 [ 1329.051617][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.051763][ T32] r4:82ac21e4 [ 1329.051817][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.051945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.052009][ T32] r4:e0595dc0 [ 1329.052072][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.052173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.052243][ T32] r4:00000000 [ 1329.052293][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.052476][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.052542][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.052647][ T32] r5:00001000 r4:e00c1000 [ 1329.052711][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.052820][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.052924][ T32] r5:84f0c78c r4:84f0c400 [ 1329.052993][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.053139][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.053215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.053331][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.053386][ T32] r4:84ddad00 [ 1329.053449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.053563][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.053621][ T32] r4:00000001 [ 1329.053672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.053776][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.053848][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.053918][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.054012][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.054088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.054144][ T32] r4:84cfd440 [ 1329.054229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.054333][ T32] INFO: task kworker/1:183:3950 blocked for more than 455 seconds. [ 1329.054416][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.054478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.054547][ T32] task:kworker/1:183 state:D stack:0 pid:3950 tgid:3950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.054701][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.054835][ T32] Call trace: [ 1329.054933][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.055068][ T32] r10:8291a684 r9:e07f5d84 r8:00000002 r7:60000013 r6:e07f5d8c r5:84d6e000 [ 1329.055155][ T32] r4:84d6e000 [ 1329.055221][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.055322][ T32] r5:84d6e000 r4:8291a680 [ 1329.055373][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.055466][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.055568][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f5e08 [ 1329.055627][ T32] r4:00000000 [ 1329.055679][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.055768][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.066764][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.066975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503e940 [ 1329.067102][ T32] r4:00000000 [ 1329.067161][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.067278][ T32] r9:83018205 r8:84d6e000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1329.067332][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.067437][ T32] r5:00001000 r4:e0627000 [ 1329.067492][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.067580][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.067676][ T32] r5:84ffcf8c r4:84ffcc00 [ 1329.067726][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.067829][ T32] r7:ddde2d80 r6:83018200 r5:84ffcf8c r4:8504ba80 [ 1329.067905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.068016][ T32] r10:61c88647 r9:84d6e000 r8:8504baac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.068089][ T32] r4:8504ba80 [ 1329.068149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.068250][ T32] r10:00000000 r9:8504ba80 r8:80287e08 r7:e07ede60 r6:85043300 r5:84d6e000 [ 1329.068301][ T32] r4:00000001 [ 1329.068366][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.068463][ T32] Exception stack(0xe07f5fb0 to 0xe07f5ff8) [ 1329.068531][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.068612][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.068680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.068759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.068820][ T32] r4:8503e880 [ 1329.069619][ T32] INFO: task kworker/1:183:3950 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.069707][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.069888][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.070060][ T32] Call trace: [ 1329.070190][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.070317][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.070393][ T32] r4:00000000 [ 1329.070452][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.070545][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.070609][ T32] 5d20: b7446000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.070669][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.070720][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.070781][ T32] r5:800d0013 r4:80239bb0 [ 1329.070857][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.070964][ T32] r4:82ac21e4 [ 1329.071018][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.071130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.071190][ T32] r4:e0595dc0 [ 1329.071237][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.071336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.071392][ T32] r4:00000000 [ 1329.071434][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.071539][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.071620][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.071725][ T32] r5:00001000 r4:e00c1000 [ 1329.071778][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.071885][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.071974][ T32] r5:84f0c78c r4:84f0c400 [ 1329.072022][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.072123][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.072172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.072269][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.072318][ T32] r4:84ddad00 [ 1329.072365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.072463][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.072539][ T32] r4:00000001 [ 1329.072609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.072693][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.072766][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.072835][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.072899][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.072963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.073072][ T32] r4:84cfd440 [ 1329.073133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.073221][ T32] INFO: task kworker/1:184:3953 blocked for more than 455 seconds. [ 1329.073291][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.073347][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.073397][ T32] task:kworker/1:184 state:D stack:0 pid:3953 tgid:3953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.073543][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.073757][ T32] Call trace: [ 1329.073847][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.074018][ T32] r10:8291a684 r9:e0819d84 r8:00000002 r7:60000113 r6:e0819d8c r5:84d61800 [ 1329.074091][ T32] r4:84d61800 [ 1329.074146][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.074244][ T32] r5:84d61800 r4:8291a680 [ 1329.074294][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.074383][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.074502][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0819e08 [ 1329.074573][ T32] r4:00000000 [ 1329.074619][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.074698][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.074801][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.074929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503eb80 [ 1329.074995][ T32] r4:00000000 [ 1329.075042][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.075176][ T32] r9:83018205 r8:84d61800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1329.075235][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.075344][ T32] r5:00001000 r4:e0663000 [ 1329.075392][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.075499][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.075596][ T32] r5:84ffd78c r4:84ffd400 [ 1329.075656][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.075754][ T32] r7:ddde2d80 r6:83018200 r5:84ffd78c r4:8504bb00 [ 1329.075823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.102637][ T32] r10:61c88647 r9:84d61800 r8:8504bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.102725][ T32] r4:8504bb00 [ 1329.102796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.102946][ T32] r10:00000000 r9:8504bb00 r8:80287e08 r7:e07ede60 r6:85043380 r5:84d61800 [ 1329.103007][ T32] r4:00000001 [ 1329.103087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.103187][ T32] Exception stack(0xe0819fb0 to 0xe0819ff8) [ 1329.103258][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.103326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.103396][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.103469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.103526][ T32] r4:8503ea40 [ 1329.104355][ T32] INFO: task kworker/1:184:3953 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.104456][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.104637][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.104752][ T32] Call trace: [ 1329.104832][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.104943][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.105000][ T32] r4:00000000 [ 1329.105060][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.105153][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.105223][ T32] 5d20: b771e000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.105289][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.105349][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.105443][ T32] r5:800d0013 r4:80239bb0 [ 1329.105515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.105620][ T32] r4:82ac21e4 [ 1329.105672][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.105761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.120938][ T32] r4:e0595dc0 [ 1329.121107][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.121249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.121309][ T32] r4:00000000 [ 1329.121379][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.121493][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.121549][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.121654][ T32] r5:00001000 r4:e00c1000 [ 1329.121707][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.121799][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.121922][ T32] r5:84f0c78c r4:84f0c400 [ 1329.122015][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.122148][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.122201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.122307][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.122362][ T32] r4:84ddad00 [ 1329.122438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.122560][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.122615][ T32] r4:00000001 [ 1329.122667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.122757][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.122836][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.122909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.122974][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.123041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.123103][ T32] r4:84cfd440 [ 1329.123173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.123238][ T32] INFO: task kworker/1:185:3955 blocked for more than 455 seconds. [ 1329.123309][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.123367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.123419][ T32] task:kworker/1:185 state:D stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.123539][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.123640][ T32] Call trace: [ 1329.123736][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.123848][ T32] r10:8291a684 r9:e0821d84 r8:00000002 r7:60000113 r6:e0821d8c r5:84d60000 [ 1329.123903][ T32] r4:84d60000 [ 1329.123952][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.124058][ T32] r5:84d60000 r4:8291a680 [ 1329.124106][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.124199][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.124319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0821e08 [ 1329.124388][ T32] r4:00000000 [ 1329.124455][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.124543][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.124628][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.124724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503ed00 [ 1329.124781][ T32] r4:00000000 [ 1329.124841][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.124944][ T32] r9:83018205 r8:84d60000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1329.124995][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.125112][ T32] r5:00001000 r4:e066d000 [ 1329.125163][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.125259][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.125351][ T32] r5:84ffdb8c r4:84ffd800 [ 1329.125400][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.125504][ T32] r7:ddde2d80 r6:83018200 r5:84ffdb8c r4:8504bb80 [ 1329.125556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.125660][ T32] r10:61c88647 r9:84d60000 r8:8504bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.125714][ T32] r4:8504bb80 [ 1329.125762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.125925][ T32] r10:00000000 r9:8504bb80 r8:80287e08 r7:e0819e60 r6:85043400 r5:84d60000 [ 1329.136674][ T32] r4:00000001 [ 1329.136750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.136890][ T32] Exception stack(0xe0821fb0 to 0xe0821ff8) [ 1329.136971][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.137062][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.137133][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.137209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.137269][ T32] r4:8503ec40 [ 1329.138118][ T32] INFO: task kworker/1:185:3955 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.138213][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.138414][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.138516][ T32] Call trace: [ 1329.138587][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.138698][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.138774][ T32] r4:00000000 [ 1329.138837][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.138949][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.139025][ T32] 5d20: b7a10000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.139104][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.139166][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.139251][ T32] r5:800d0013 r4:80239bb0 [ 1329.139307][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.139402][ T32] r4:82ac21e4 [ 1329.139467][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.139580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.139635][ T32] r4:e0595dc0 [ 1329.139682][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.139778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.139862][ T32] r4:00000000 [ 1329.139922][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.140029][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.140091][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.140185][ T32] r5:00001000 r4:e00c1000 [ 1329.140235][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.140324][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.140415][ T32] r5:84f0c78c r4:84f0c400 [ 1329.140460][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.140566][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.140619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.140722][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.140816][ T32] r4:84ddad00 [ 1329.140871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.141001][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.141071][ T32] r4:00000001 [ 1329.141122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.141205][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.141264][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.141344][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.141436][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.141533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.141595][ T32] r4:84cfd440 [ 1329.141647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.141715][ T32] INFO: task kworker/1:186:3956 blocked for more than 455 seconds. [ 1329.141787][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.141859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.141922][ T32] task:kworker/1:186 state:D stack:0 pid:3956 tgid:3956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.142066][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.142162][ T32] Call trace: [ 1329.142229][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.142330][ T32] r10:8291a684 r9:e0825d84 r8:00000002 r7:60000113 r6:e0825d8c r5:84d62400 [ 1329.142384][ T32] r4:84d62400 [ 1329.142432][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.142524][ T32] r5:84d62400 r4:8291a680 [ 1329.142566][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.142652][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.142745][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0825e08 [ 1329.142806][ T32] r4:00000000 [ 1329.142864][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.142965][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.143042][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.143147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503ee80 [ 1329.143200][ T32] r4:00000000 [ 1329.143244][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.143362][ T32] r9:83018205 r8:84d62400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1329.143426][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.143522][ T32] r5:00001000 r4:e0693000 [ 1329.143570][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.143659][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.143800][ T32] r5:84ffdf8c r4:84ffdc00 [ 1329.143864][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.143967][ T32] r7:ddde2d80 r6:83018200 r5:84ffdf8c r4:8504bc00 [ 1329.144021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.144131][ T32] r10:61c88647 r9:84d62400 r8:8504bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.144185][ T32] r4:8504bc00 [ 1329.144231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.144326][ T32] r10:00000000 r9:8504bc00 r8:80287e08 r7:e0821e60 r6:85043480 r5:84d62400 [ 1329.144379][ T32] r4:00000001 [ 1329.144429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.144516][ T32] Exception stack(0xe0825fb0 to 0xe0825ff8) [ 1329.144574][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.144637][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.144696][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.144775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.144838][ T32] r4:8503ec40 [ 1329.145394][ T32] INFO: task kworker/1:186:3956 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.145480][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.145603][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.145733][ T32] Call trace: [ 1329.145805][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.168510][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.168640][ T32] r4:00000000 [ 1329.168729][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.168866][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.168942][ T32] 5d20: b7c6e000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.169014][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.169085][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.169145][ T32] r5:800d0013 r4:80239bb0 [ 1329.169195][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.169291][ T32] r4:82ac21e4 [ 1329.169354][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.169451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.169509][ T32] r4:e0595dc0 [ 1329.169560][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.169656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.169711][ T32] r4:00000000 [ 1329.169759][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.169867][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.169941][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.170080][ T32] r5:00001000 r4:e00c1000 [ 1329.170133][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.170224][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.170336][ T32] r5:84f0c78c r4:84f0c400 [ 1329.170388][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.170494][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.170546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.170652][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.170719][ T32] r4:84ddad00 [ 1329.170770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.170881][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.170936][ T32] r4:00000001 [ 1329.170984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.171091][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.171168][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.171236][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.171300][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.171364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.171413][ T32] r4:84cfd440 [ 1329.171487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.171569][ T32] INFO: task kworker/1:187:3958 blocked for more than 455 seconds. [ 1329.171645][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.171705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.171763][ T32] task:kworker/1:187 state:D stack:0 pid:3958 tgid:3958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.171965][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.172087][ T32] Call trace: [ 1329.172161][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.172266][ T32] r10:8291a684 r9:e0835d84 r8:00000002 r7:60000013 r6:e0835d8c r5:84d63c00 [ 1329.172320][ T32] r4:84d63c00 [ 1329.172369][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.172462][ T32] r5:84d63c00 r4:8291a680 [ 1329.172509][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.172593][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.172686][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0835e08 [ 1329.172737][ T32] r4:00000000 [ 1329.172788][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.172875][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.172980][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.173098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85023140 [ 1329.173156][ T32] r4:00000000 [ 1329.173204][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.173305][ T32] r9:83018205 r8:84d63c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1329.173354][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.173468][ T32] r5:00001000 r4:e07f9000 [ 1329.173523][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.173628][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.173727][ T32] r5:84ffef8c r4:84ffec00 [ 1329.173774][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.173871][ T32] r7:ddde2d80 r6:83018200 r5:84ffef8c r4:8504bc80 [ 1329.173920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.174061][ T32] r10:61c88647 r9:84d63c00 r8:8504bcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.174122][ T32] r4:8504bc80 [ 1329.174170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.174286][ T32] r10:00000000 r9:8504bc80 r8:80287e08 r7:e0825e60 r6:85043500 r5:84d63c00 [ 1329.174358][ T32] r4:00000001 [ 1329.174407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.174491][ T32] Exception stack(0xe0835fb0 to 0xe0835ff8) [ 1329.174554][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.174619][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.174685][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.174764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.174823][ T32] r4:8503edc0 [ 1329.175606][ T32] INFO: task kworker/1:187:3958 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.175693][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.206979][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.207186][ T32] Call trace: [ 1329.207266][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.207408][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.207482][ T32] r4:00000000 [ 1329.207531][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.207623][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.207691][ T32] 5d20: b810e000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.207757][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.207816][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.207872][ T32] r5:800d0013 r4:80239bb0 [ 1329.207921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.208015][ T32] r4:82ac21e4 [ 1329.208071][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.208166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.208217][ T32] r4:e0595dc0 [ 1329.208264][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.208366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.208421][ T32] r4:00000000 [ 1329.208471][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.208580][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.208638][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.208733][ T32] r5:00001000 r4:e00c1000 [ 1329.208840][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.208942][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.209055][ T32] r5:84f0c78c r4:84f0c400 [ 1329.209107][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.209211][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.209257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.209376][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.209436][ T32] r4:84ddad00 [ 1329.209484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.209609][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.209672][ T32] r4:00000001 [ 1329.209720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.209802][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.209882][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.210015][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.210095][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.210163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.210214][ T32] r4:84cfd440 [ 1329.210266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.210353][ T32] INFO: task kworker/1:188:3960 blocked for more than 455 seconds. [ 1329.210434][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.210507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.210559][ T32] task:kworker/1:188 state:D stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.210663][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.210758][ T32] Call trace: [ 1329.210834][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.210940][ T32] r10:8291a684 r9:e082dd84 r8:00000002 r7:60000113 r6:e082dd8c r5:84d65400 [ 1329.210993][ T32] r4:84d65400 [ 1329.211041][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.211148][ T32] r5:84d65400 r4:8291a680 [ 1329.211197][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.211289][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.211388][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e082de08 [ 1329.211455][ T32] r4:00000000 [ 1329.211508][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.211591][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.211682][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.211782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85044100 [ 1329.211837][ T32] r4:00000000 [ 1329.211884][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.211988][ T32] r9:83018205 r8:84d65400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1329.212061][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.212153][ T32] r5:00001000 r4:e06a9000 [ 1329.212198][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.212291][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.212386][ T32] r5:84ffe38c r4:84ffe000 [ 1329.212442][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.212542][ T32] r7:ddde2d80 r6:83018200 r5:84ffe38c r4:8504bd00 [ 1329.212594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.212699][ T32] r10:61c88647 r9:84d65400 r8:8504bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.212754][ T32] r4:8504bd00 [ 1329.212800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.212903][ T32] r10:00000000 r9:8504bd00 r8:80287e08 r7:e0835e60 r6:85043580 r5:84d65400 [ 1329.212958][ T32] r4:00000001 [ 1329.213005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.213095][ T32] Exception stack(0xe082dfb0 to 0xe082dff8) [ 1329.213157][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.213226][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.213304][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.213404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.213477][ T32] r4:85044c40 [ 1329.214338][ T32] INFO: task kworker/1:188:3960 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.214455][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.214589][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.214687][ T32] Call trace: [ 1329.214761][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.214877][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.214936][ T32] r4:00000000 [ 1329.214984][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.215085][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.215152][ T32] 5d20: b810e000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.215218][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.215277][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.215332][ T32] r5:800d0013 r4:80239bb0 [ 1329.215382][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.215470][ T32] r4:82ac21e4 [ 1329.215516][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.215608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.215659][ T32] r4:e0595dc0 [ 1329.215706][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.215799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.215957][ T32] r4:00000000 [ 1329.236549][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.236724][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.236796][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.236904][ T32] r5:00001000 r4:e00c1000 [ 1329.236955][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.237069][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.237196][ T32] r5:84f0c78c r4:84f0c400 [ 1329.237262][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.237372][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.237437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.237544][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.237599][ T32] r4:84ddad00 [ 1329.237649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.237769][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.237823][ T32] r4:00000001 [ 1329.237919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.238039][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.238112][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.238179][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.238269][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.238355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.238418][ T32] r4:84cfd440 [ 1329.238476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.238544][ T32] INFO: task kworker/1:189:3961 blocked for more than 455 seconds. [ 1329.238633][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.238696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.238748][ T32] task:kworker/1:189 state:D stack:0 pid:3961 tgid:3961 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.238894][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.238999][ T32] Call trace: [ 1329.239078][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.239197][ T32] r10:8291a684 r9:e083dd84 r8:00000002 r7:60000113 r6:e083dd8c r5:84d66000 [ 1329.239252][ T32] r4:84d66000 [ 1329.239299][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.239461][ T32] r5:84d66000 r4:8291a680 [ 1329.239519][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.239615][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.239715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e083de08 [ 1329.239768][ T32] r4:00000000 [ 1329.239842][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.239930][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.240012][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.240120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f240 [ 1329.240189][ T32] r4:00000000 [ 1329.240247][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.240345][ T32] r9:83018205 r8:84d66000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1329.240398][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.240488][ T32] r5:00001000 r4:e075d000 [ 1329.240583][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.240672][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.240763][ T32] r5:84ffe78c r4:84ffe400 [ 1329.240824][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.240921][ T32] r7:ddde2d80 r6:83018200 r5:84ffe78c r4:8504bd80 [ 1329.240971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.241088][ T32] r10:61c88647 r9:84d66000 r8:8504bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.241168][ T32] r4:8504bd80 [ 1329.241222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.241327][ T32] r10:00000000 r9:8504bd80 r8:80287e08 r7:e0835e60 r6:85043600 r5:84d66000 [ 1329.241381][ T32] r4:00000001 [ 1329.241426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.241498][ T32] Exception stack(0xe083dfb0 to 0xe083dff8) [ 1329.241559][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.241619][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.241679][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.241748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.241825][ T32] r4:8503ef80 [ 1329.242897][ T32] INFO: task kworker/1:189:3961 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.243157][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.243314][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.243434][ T32] Call trace: [ 1329.243510][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.243650][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.243713][ T32] r4:00000000 [ 1329.243766][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.243904][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.243986][ T32] 5d20: b8228000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.244071][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.244153][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.244212][ T32] r5:800d0013 r4:80239bb0 [ 1329.244264][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.244358][ T32] r4:82ac21e4 [ 1329.244409][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.244501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.244559][ T32] r4:e0595dc0 [ 1329.244608][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.244700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.244753][ T32] r4:00000000 [ 1329.244803][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.244914][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.244967][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.245077][ T32] r5:00001000 r4:e00c1000 [ 1329.245130][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.245222][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.245319][ T32] r5:84f0c78c r4:84f0c400 [ 1329.245367][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.245472][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.245525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.245629][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.245683][ T32] r4:84ddad00 [ 1329.245731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.245836][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.278578][ T32] r4:00000001 [ 1329.278767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.278909][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.278985][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.279055][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.279158][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.279257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.279318][ T32] r4:84cfd440 [ 1329.279421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.279504][ T32] INFO: task kworker/1:190:3963 blocked for more than 455 seconds. [ 1329.279589][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.279687][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.279753][ T32] task:kworker/1:190 state:D stack:0 pid:3963 tgid:3963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.279913][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.280041][ T32] Call trace: [ 1329.280143][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.280261][ T32] r10:8291a684 r9:e0845d84 r8:00000002 r7:60000013 r6:e0845d8c r5:84d64800 [ 1329.280341][ T32] r4:84d64800 [ 1329.280396][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.280497][ T32] r5:84d64800 r4:8291a680 [ 1329.280548][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.280642][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.280744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0845e08 [ 1329.280805][ T32] r4:00000000 [ 1329.280864][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.280951][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.281072][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.281182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85023000 [ 1329.281244][ T32] r4:00000000 [ 1329.281292][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.281401][ T32] r9:83018205 r8:84d64800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.281455][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.281555][ T32] r5:00001000 r4:e07b7000 [ 1329.281626][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.281727][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.281853][ T32] r5:84ffeb8c r4:84ffe800 [ 1329.281990][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.282137][ T32] r7:ddde2d80 r6:83018200 r5:84ffeb8c r4:8504be00 [ 1329.282201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.282306][ T32] r10:61c88647 r9:84d64800 r8:8504be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.282380][ T32] r4:8504be00 [ 1329.282435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.282540][ T32] r10:00000000 r9:8504be00 r8:80287e08 r7:e0835e60 r6:85043680 r5:84d64800 [ 1329.282602][ T32] r4:00000001 [ 1329.282643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.282712][ T32] Exception stack(0xe0845fb0 to 0xe0845ff8) [ 1329.282765][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.282824][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.282879][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.282940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.282989][ T32] r4:8502f180 [ 1329.283804][ T32] INFO: task kworker/1:190:3963 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.283894][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.284026][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.284141][ T32] Call trace: [ 1329.284259][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.284376][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.284433][ T32] r4:00000000 [ 1329.284486][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.284581][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.284648][ T32] 5d20: b850f000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.284720][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.284781][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.284840][ T32] r5:800d0013 r4:80239bb0 [ 1329.284893][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.284987][ T32] r4:82ac21e4 [ 1329.285036][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.285144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.285199][ T32] r4:e0595dc0 [ 1329.285269][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.285373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.285429][ T32] r4:00000000 [ 1329.285480][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.285585][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.285638][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.285757][ T32] r5:00001000 r4:e00c1000 [ 1329.306840][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.307151][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.307277][ T32] r5:84f0c78c r4:84f0c400 [ 1329.307333][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.307467][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.307528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.307636][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.307689][ T32] r4:84ddad00 [ 1329.307743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.307852][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.307907][ T32] r4:00000001 [ 1329.307956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.308045][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.308128][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.308195][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.308256][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.308326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.308381][ T32] r4:84cfd440 [ 1329.308436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.308501][ T32] INFO: task kworker/1:191:3965 blocked for more than 455 seconds. [ 1329.308575][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.308630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.308684][ T32] task:kworker/1:191 state:D stack:0 pid:3965 tgid:3965 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.308802][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.308907][ T32] Call trace: [ 1329.308983][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.309101][ T32] r10:8291a684 r9:e084dd84 r8:00000002 r7:60000113 r6:e084dd8c r5:84d63000 [ 1329.309160][ T32] r4:84d63000 [ 1329.309206][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.309326][ T32] r5:84d63000 r4:8291a680 [ 1329.309393][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.309483][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.309582][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e084de08 [ 1329.309659][ T32] r4:00000000 [ 1329.309716][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.309816][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.309919][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.310040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85023300 [ 1329.310111][ T32] r4:00000000 [ 1329.310163][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.310271][ T32] r9:83018205 r8:84d63000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.310328][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.310422][ T32] r5:00001000 r4:e084f000 [ 1329.310472][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.310585][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.310688][ T32] r5:84fff38c r4:84fff000 [ 1329.310734][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.310836][ T32] r7:ddde2d80 r6:83018200 r5:84fff38c r4:8504be80 [ 1329.310888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.310990][ T32] r10:61c88647 r9:84d63000 r8:8504beac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.311046][ T32] r4:8504be80 [ 1329.311103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.311227][ T32] r10:00000000 r9:8504be80 r8:80287e08 r7:e0835e60 r6:85043700 r5:84d63000 [ 1329.311291][ T32] r4:00000001 [ 1329.311339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.311423][ T32] Exception stack(0xe084dfb0 to 0xe084dff8) [ 1329.311486][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.311549][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.311608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.311674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.311749][ T32] r4:85023280 [ 1329.312589][ T32] INFO: task kworker/1:191:3965 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.312692][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.312821][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.312926][ T32] Call trace: [ 1329.313003][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.313124][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.313199][ T32] r4:00000000 [ 1329.313252][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.313344][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.313410][ T32] 5d20: b86d8000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.313472][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.313534][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.313591][ T32] r5:800d0013 r4:80239bb0 [ 1329.313634][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.313744][ T32] r4:82ac21e4 [ 1329.313795][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.313897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.314021][ T32] r4:e0595dc0 [ 1329.314107][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.314215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.314273][ T32] r4:00000000 [ 1329.314328][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.314434][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.314495][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.314610][ T32] r5:00001000 r4:e00c1000 [ 1329.314659][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.314750][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.314847][ T32] r5:84f0c78c r4:84f0c400 [ 1329.314894][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.315002][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.315056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.315192][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.315286][ T32] r4:84ddad00 [ 1329.315342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.315448][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.315503][ T32] r4:00000001 [ 1329.315550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.315631][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.315694][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.315754][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.315814][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.340158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.340350][ T32] r4:84cfd440 [ 1329.340414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.340531][ T32] INFO: task kworker/1:192:3968 blocked for more than 455 seconds. [ 1329.340629][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.340688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.340744][ T32] task:kworker/1:192 state:D stack:0 pid:3968 tgid:3968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.340873][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.341008][ T32] Call trace: [ 1329.341094][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.341225][ T32] r10:8291a684 r9:e0859d84 r8:00000002 r7:60000113 r6:e0859d8c r5:84d66c00 [ 1329.341320][ T32] r4:84d66c00 [ 1329.341376][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.341491][ T32] r5:84d66c00 r4:8291a680 [ 1329.341540][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.341631][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.341717][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0859e08 [ 1329.341772][ T32] r4:00000000 [ 1329.341823][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.341923][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.343046][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.343206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85023600 [ 1329.343298][ T32] r4:00000000 [ 1329.343364][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.343483][ T32] r9:83018205 r8:84d66c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1329.343553][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.343660][ T32] r5:00001000 r4:e0869000 [ 1329.343717][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.343809][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.343909][ T32] r5:84ffff8c r4:84fffc00 [ 1329.343962][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.344083][ T32] r7:ddde2d80 r6:83018200 r5:84ffff8c r4:8504bf00 [ 1329.344138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.344268][ T32] r10:61c88647 r9:84d66c00 r8:8504bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.344333][ T32] r4:8504bf00 [ 1329.344434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.344586][ T32] r10:00000000 r9:8504bf00 r8:80287e08 r7:e084de60 r6:85043780 r5:84d66c00 [ 1329.344650][ T32] r4:00000001 [ 1329.344728][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.344829][ T32] Exception stack(0xe0859fb0 to 0xe0859ff8) [ 1329.344981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.345057][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.345129][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.345195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.345248][ T32] r4:850232c0 [ 1329.356748][ T32] INFO: task kworker/1:192:3968 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.356970][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.357164][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.357325][ T32] Call trace: [ 1329.357405][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.357539][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.357599][ T32] r4:00000000 [ 1329.357650][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.357792][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.357871][ T32] 5d20: b88ae000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.357990][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.358095][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.358166][ T32] r5:800d0013 r4:80239bb0 [ 1329.358220][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.358341][ T32] r4:82ac21e4 [ 1329.358399][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.358500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.358577][ T32] r4:e0595dc0 [ 1329.358663][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.358770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.358829][ T32] r4:00000000 [ 1329.358881][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.358988][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.359041][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.359169][ T32] r5:00001000 r4:e00c1000 [ 1329.359226][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.359320][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.359449][ T32] r5:84f0c78c r4:84f0c400 [ 1329.359506][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.359640][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.359696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.359800][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.359855][ T32] r4:84ddad00 [ 1329.359904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.360006][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.360061][ T32] r4:00000001 [ 1329.360120][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.360219][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.360301][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.360387][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.360466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.360558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.360622][ T32] r4:84cfd440 [ 1329.360678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.360772][ T32] INFO: task kworker/1:193:3971 blocked for more than 455 seconds. [ 1329.360854][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.360911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.360962][ T32] task:kworker/1:193 state:D stack:0 pid:3971 tgid:3971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.361062][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.361285][ T32] Call trace: [ 1329.361363][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.361461][ T32] r10:8291a684 r9:e0871d84 r8:00000002 r7:60000113 r6:e0871d8c r5:850b8000 [ 1329.361513][ T32] r4:850b8000 [ 1329.361567][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.361665][ T32] r5:850b8000 r4:8291a680 [ 1329.361713][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.361791][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.361886][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0871e08 [ 1329.361942][ T32] r4:00000000 [ 1329.362028][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.362127][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.362212][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.362305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850233c0 [ 1329.362360][ T32] r4:00000000 [ 1329.362406][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.362503][ T32] r9:83018205 r8:850b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1329.362553][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.362646][ T32] r5:00001000 r4:e0855000 [ 1329.362693][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.362779][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.362871][ T32] r5:84fff78c r4:84fff400 [ 1329.362923][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.363045][ T32] r7:ddde2d80 r6:83018200 r5:84fff78c r4:8504bf80 [ 1329.363112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.363223][ T32] r10:61c88647 r9:850b8000 r8:8504bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.363283][ T32] r4:8504bf80 [ 1329.363335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.363442][ T32] r10:00000000 r9:8504bf80 r8:80287e08 r7:e0859e60 r6:85043800 r5:850b8000 [ 1329.363496][ T32] r4:00000001 [ 1329.363547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.363627][ T32] Exception stack(0xe0871fb0 to 0xe0871ff8) [ 1329.363691][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.363757][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.363820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.363889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.363943][ T32] r4:85023400 [ 1329.364671][ T32] INFO: task kworker/1:193:3971 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.364758][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.364884][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.364983][ T32] Call trace: [ 1329.365060][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.365186][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.365246][ T32] r4:00000000 [ 1329.365298][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.365402][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.365471][ T32] 5d20: b88ae000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.365543][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.365616][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.365679][ T32] r5:800d0013 r4:80239bb0 [ 1329.365730][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.365884][ T32] r4:82ac21e4 [ 1329.396822][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.397050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.397123][ T32] r4:e0595dc0 [ 1329.397176][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.397278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.397338][ T32] r4:00000000 [ 1329.397386][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.397493][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.397572][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.397692][ T32] r5:00001000 r4:e00c1000 [ 1329.397765][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.397869][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.397994][ T32] r5:84f0c78c r4:84f0c400 [ 1329.398047][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.398159][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.398213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.398318][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.398375][ T32] r4:84ddad00 [ 1329.398446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.398561][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.398615][ T32] r4:00000001 [ 1329.398663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.398756][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.398837][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.398932][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.399007][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.399092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.399151][ T32] r4:84cfd440 [ 1329.399210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.399280][ T32] INFO: task kworker/1:194:3972 blocked for more than 455 seconds. [ 1329.399355][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.399413][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.399467][ T32] task:kworker/1:194 state:D stack:0 pid:3972 tgid:3972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.399596][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.399697][ T32] Call trace: [ 1329.399826][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.399960][ T32] r10:8291a684 r9:e0875d84 r8:00000002 r7:60000113 r6:e0875d8c r5:850b8c00 [ 1329.400020][ T32] r4:850b8c00 [ 1329.400070][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.400194][ T32] r5:850b8c00 r4:8291a680 [ 1329.400256][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.400350][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.400451][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0875e08 [ 1329.400507][ T32] r4:00000000 [ 1329.400558][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.400639][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.400721][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.400825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85023540 [ 1329.400884][ T32] r4:00000000 [ 1329.400933][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.401033][ T32] r9:83018205 r8:850b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1329.401134][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.401261][ T32] r5:00001000 r4:e0863000 [ 1329.401343][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.401467][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.401582][ T32] r5:84fffb8c r4:84fff800 [ 1329.401636][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.401755][ T32] r7:ddde2d80 r6:83018200 r5:84fffb8c r4:84f67000 [ 1329.401810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.401950][ T32] r10:61c88647 r9:850b8c00 r8:84f6702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.402046][ T32] r4:84f67000 [ 1329.402095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.402216][ T32] r10:00000000 r9:84f67000 r8:80287e08 r7:e0859e60 r6:85043880 r5:850b8c00 [ 1329.402279][ T32] r4:00000001 [ 1329.402331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.402427][ T32] Exception stack(0xe0875fb0 to 0xe0875ff8) [ 1329.402499][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.402572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.402644][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.402725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.402785][ T32] r4:850234c0 [ 1329.403671][ T32] INFO: task kworker/1:194:3972 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.403771][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.403912][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.404017][ T32] Call trace: [ 1329.404092][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.404209][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.404267][ T32] r4:00000000 [ 1329.404317][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.404408][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.404473][ T32] 5d20: b8ae5000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.404545][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.404608][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.404666][ T32] r5:800d0013 r4:80239bb0 [ 1329.404750][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.404858][ T32] r4:82ac21e4 [ 1329.404910][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.405010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.405068][ T32] r4:e0595dc0 [ 1329.405115][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.405211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.405267][ T32] r4:00000000 [ 1329.405317][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.405419][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.405473][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.405570][ T32] r5:00001000 r4:e00c1000 [ 1329.405619][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.405710][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.405807][ T32] r5:84f0c78c r4:84f0c400 [ 1329.428497][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.428715][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.428773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.428893][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.428946][ T32] r4:84ddad00 [ 1329.429021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.429133][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.429190][ T32] r4:00000001 [ 1329.429241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.429329][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.429396][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.429491][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.429565][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.429637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.429690][ T32] r4:84cfd440 [ 1329.429748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.429824][ T32] INFO: task kworker/1:195:3975 blocked for more than 455 seconds. [ 1329.429902][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.429985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.430045][ T32] task:kworker/1:195 state:D stack:0 pid:3975 tgid:3975 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.430175][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.430280][ T32] Call trace: [ 1329.430359][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.430465][ T32] r10:8291a684 r9:e48add84 r8:00000002 r7:60000113 r6:e48add8c r5:850bb000 [ 1329.430522][ T32] r4:850bb000 [ 1329.430569][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.430688][ T32] r5:850bb000 r4:8291a680 [ 1329.430747][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.430850][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.430952][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48ade08 [ 1329.431007][ T32] r4:00000000 [ 1329.431062][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.431148][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.431240][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.431342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85023740 [ 1329.431397][ T32] r4:00000000 [ 1329.431448][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.431572][ T32] r9:83018205 r8:850bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1329.431642][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.431737][ T32] r5:00001000 r4:e48a2000 [ 1329.431790][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.431916][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.432014][ T32] r5:8500038c r4:85000000 [ 1329.432083][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.432193][ T32] r7:ddde2d80 r6:83018200 r5:8500038c r4:84f67080 [ 1329.432245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.432347][ T32] r10:61c88647 r9:850bb000 r8:84f670ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.432398][ T32] r4:84f67080 [ 1329.432440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.432541][ T32] r10:00000000 r9:84f67080 r8:80287e08 r7:e0859e60 r6:85043900 r5:850bb000 [ 1329.432596][ T32] r4:00000001 [ 1329.432644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.432736][ T32] Exception stack(0xe48adfb0 to 0xe48adff8) [ 1329.432808][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.432906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.432998][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.433074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.433134][ T32] r4:85023640 [ 1329.433917][ T32] INFO: task kworker/1:195:3975 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.434043][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.434180][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.434287][ T32] Call trace: [ 1329.434386][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.434547][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.434623][ T32] r4:00000000 [ 1329.434674][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.434767][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.434843][ T32] 5d20: b8c51000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.434952][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.435044][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.435109][ T32] r5:800d0013 r4:80239bb0 [ 1329.435162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.435256][ T32] r4:82ac21e4 [ 1329.435329][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.435472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.435550][ T32] r4:e0595dc0 [ 1329.435602][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.435711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.435787][ T32] r4:00000000 [ 1329.435927][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.459696][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.459803][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.459967][ T32] r5:00001000 r4:e00c1000 [ 1329.460043][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.460166][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.460285][ T32] r5:84f0c78c r4:84f0c400 [ 1329.460343][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.460488][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.460547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.460652][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.460709][ T32] r4:84ddad00 [ 1329.460765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.460921][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.460997][ T32] r4:00000001 [ 1329.461047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.461159][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.461238][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.461306][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.461370][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.461476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.461540][ T32] r4:84cfd440 [ 1329.461653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.461759][ T32] INFO: task kworker/1:196:3976 blocked for more than 455 seconds. [ 1329.461847][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.461908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.461979][ T32] task:kworker/1:196 state:D stack:0 pid:3976 tgid:3976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.462111][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.462246][ T32] Call trace: [ 1329.462353][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.462475][ T32] r10:8291a684 r9:e48bdd84 r8:00000002 r7:60000113 r6:e48bdd8c r5:850bbc00 [ 1329.462532][ T32] r4:850bbc00 [ 1329.462581][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.462681][ T32] r5:850bbc00 r4:8291a680 [ 1329.462734][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.462856][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.462958][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48bde08 [ 1329.463015][ T32] r4:00000000 [ 1329.463067][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.463171][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.463267][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.463409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85023ac0 [ 1329.463507][ T32] r4:00000000 [ 1329.463562][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.463666][ T32] r9:83018205 r8:850bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1329.463719][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.463823][ T32] r5:00001000 r4:e48b9000 [ 1329.463876][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.463969][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.464065][ T32] r5:85000b8c r4:85000800 [ 1329.464115][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.464215][ T32] r7:ddde2d80 r6:83018200 r5:85000b8c r4:84f67100 [ 1329.464267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.464372][ T32] r10:61c88647 r9:850bbc00 r8:84f6712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.464425][ T32] r4:84f67100 [ 1329.464526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.464637][ T32] r10:00000000 r9:84f67100 r8:80287e08 r7:e48ade60 r6:85043980 r5:850bbc00 [ 1329.464715][ T32] r4:00000001 [ 1329.464774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.464869][ T32] Exception stack(0xe48bdfb0 to 0xe48bdff8) [ 1329.464933][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.465004][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.465070][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.465136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.465190][ T32] r4:85023a40 [ 1329.483919][ T32] INFO: task kworker/1:196:3976 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.484127][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.484289][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.484449][ T32] Call trace: [ 1329.484592][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.484720][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.484786][ T32] r4:00000000 [ 1329.484843][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.484936][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.485006][ T32] 5d20: b8fac000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.485073][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.485131][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.485185][ T32] r5:800d0013 r4:80239bb0 [ 1329.485291][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.485402][ T32] r4:82ac21e4 [ 1329.485454][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.485551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.485609][ T32] r4:e0595dc0 [ 1329.485662][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.485766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.485885][ T32] r4:00000000 [ 1329.499583][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.499747][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.499808][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.499929][ T32] r5:00001000 r4:e00c1000 [ 1329.500067][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.500182][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.500304][ T32] r5:84f0c78c r4:84f0c400 [ 1329.500365][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.500480][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.500553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.500694][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.500758][ T32] r4:84ddad00 [ 1329.500816][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.500927][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.501004][ T32] r4:00000001 [ 1329.501076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.501170][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.501240][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.501306][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.501370][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.501443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.501505][ T32] r4:84cfd440 [ 1329.501566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.501635][ T32] INFO: task kworker/1:197:3979 blocked for more than 456 seconds. [ 1329.501709][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.501769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.501831][ T32] task:kworker/1:197 state:D stack:0 pid:3979 tgid:3979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.501949][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.502074][ T32] Call trace: [ 1329.502156][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.502260][ T32] r10:8291a684 r9:e06bdd84 r8:00000002 r7:60000113 r6:e06bdd8c r5:850b9800 [ 1329.502316][ T32] r4:850b9800 [ 1329.502368][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.502467][ T32] r5:850b9800 r4:8291a680 [ 1329.502516][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.502606][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.502705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06bde08 [ 1329.502782][ T32] r4:00000000 [ 1329.502860][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.502945][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.503049][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.503168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85023880 [ 1329.503229][ T32] r4:00000000 [ 1329.503277][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.503380][ T32] r9:83018205 r8:850b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1329.503431][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.503532][ T32] r5:00001000 r4:e48af000 [ 1329.503582][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.503679][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.503783][ T32] r5:8500078c r4:85000400 [ 1329.503838][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.503933][ T32] r7:ddde2d80 r6:83018200 r5:8500078c r4:84f67180 [ 1329.503998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.504122][ T32] r10:61c88647 r9:850b9800 r8:84f671ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.504179][ T32] r4:84f67180 [ 1329.504231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.504335][ T32] r10:00000000 r9:84f67180 r8:80287e08 r7:e48bde60 r6:85043a00 r5:850b9800 [ 1329.504394][ T32] r4:00000001 [ 1329.504445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.504534][ T32] Exception stack(0xe06bdfb0 to 0xe06bdff8) [ 1329.504599][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.504664][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.504729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.504803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.504900][ T32] r4:850238c0 [ 1329.505712][ T32] INFO: task kworker/1:197:3979 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.505849][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.523672][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.523855][ T32] Call trace: [ 1329.523954][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.524078][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.524140][ T32] r4:00000000 [ 1329.524194][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.524317][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.524399][ T32] 5d20: b9211000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.524472][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.524542][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.524607][ T32] r5:800d0013 r4:80239bb0 [ 1329.524663][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.524761][ T32] r4:82ac21e4 [ 1329.524809][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.524943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.525002][ T32] r4:e0595dc0 [ 1329.525058][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.525181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.525249][ T32] r4:00000000 [ 1329.525305][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.525419][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.525477][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.525574][ T32] r5:00001000 r4:e00c1000 [ 1329.525632][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.525729][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.536187][ T32] r5:84f0c78c r4:84f0c400 [ 1329.536256][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.536331][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.536354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.536404][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.536428][ T32] r4:84ddad00 [ 1329.536449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.536514][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.536543][ T32] r4:00000001 [ 1329.536603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.536647][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.536678][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.536876][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.536908][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.536939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.536962][ T32] r4:84cfd440 [ 1329.536986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.537129][ T32] INFO: task kworker/0:234:3985 blocked for more than 456 seconds. [ 1329.537170][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.537197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.537221][ T32] task:kworker/0:234 state:D stack:0 pid:3985 tgid:3985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.537331][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.537381][ T32] Call trace: [ 1329.537668][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.537726][ T32] r10:8291a684 r9:e0791d84 r8:00000002 r7:60000113 r6:e0791d8c r5:850bd400 [ 1329.537997][ T32] r4:850bd400 [ 1329.538028][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.538078][ T32] r5:850bd400 r4:8291a680 [ 1329.538099][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.538142][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.538186][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0791e08 [ 1329.538210][ T32] r4:00000000 [ 1329.538360][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.538629][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.538740][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.539184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f5f300 [ 1329.539289][ T32] r4:00000000 [ 1329.539314][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.539366][ T32] r9:83018005 r8:850bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1329.539944][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.539996][ T32] r5:00001000 r4:e009b000 [ 1329.540564][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.540901][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.541277][ T32] r5:8508578c r4:85085400 [ 1329.541304][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.541354][ T32] r7:dddced80 r6:83018000 r5:8508578c r4:85043a80 [ 1329.541375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.541425][ T32] r10:61c88647 r9:850bd400 r8:85043aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.541478][ T32] r4:85043a80 [ 1329.541501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.541550][ T32] r10:00000000 r9:85043a80 r8:80287e08 r7:e0785e60 r6:85043b00 r5:850bd400 [ 1329.541572][ T32] r4:00000001 [ 1329.541976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.542104][ T32] Exception stack(0xe0791fb0 to 0xe0791ff8) [ 1329.542138][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.542169][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.542199][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.542386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.542414][ T32] r4:84f60780 [ 1329.542860][ T32] INFO: task kworker/0:234:3985 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.542898][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.543622][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.543674][ T32] Call trace: [ 1329.544054][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.544207][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.544240][ T32] r4:00000000 [ 1329.545253][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.545317][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.545353][ T32] 5d20: b9583000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.545759][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.574782][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.574870][ T32] r5:800d0013 r4:80239bb0 [ 1329.574899][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.575000][ T32] r4:82ac21e4 [ 1329.575025][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.575075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.575101][ T32] r4:e0595dc0 [ 1329.575123][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.575167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.575228][ T32] r4:00000000 [ 1329.575269][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.575349][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.575373][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.575449][ T32] r5:00001000 r4:e00c1000 [ 1329.575489][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.575542][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.575622][ T32] r5:84f0c78c r4:84f0c400 [ 1329.575645][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.575694][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.575715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.575792][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.576095][ T32] r4:84ddad00 [ 1329.576138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.576199][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.576223][ T32] r4:00000001 [ 1329.576243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.576280][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.576308][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.576337][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.576363][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.576392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.576414][ T32] r4:84cfd440 [ 1329.576438][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.576486][ T32] INFO: task kworker/1:198:3986 blocked for more than 456 seconds. [ 1329.576521][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.576545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.576567][ T32] task:kworker/1:198 state:D stack:0 pid:3986 tgid:3986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.576621][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.576667][ T32] Call trace: [ 1329.576699][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.576750][ T32] r10:8291a684 r9:e48a9d84 r8:00000002 r7:60000113 r6:e48a9d8c r5:850be000 [ 1329.576773][ T32] r4:850be000 [ 1329.576794][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.576844][ T32] r5:850be000 r4:8291a680 [ 1329.576866][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.576905][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.577045][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48a9e08 [ 1329.577078][ T32] r4:00000000 [ 1329.577100][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.577137][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.577223][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.577270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85023c80 [ 1329.577296][ T32] r4:00000000 [ 1329.577316][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.577362][ T32] r9:83018205 r8:850be000 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1329.577389][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.577435][ T32] r5:00001000 r4:df9a1000 [ 1329.577455][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.577494][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.577700][ T32] r5:85000f8c r4:85000c00 [ 1329.577726][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.577794][ T32] r7:ddde2d80 r6:83018200 r5:85000f8c r4:84f67200 [ 1329.577820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.577870][ T32] r10:61c88647 r9:850be000 r8:84f6722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.577892][ T32] r4:84f67200 [ 1329.577911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.578081][ T32] r10:00000000 r9:84f67200 r8:80287e08 r7:e48bde60 r6:85043b80 r5:850be000 [ 1329.578119][ T32] r4:00000001 [ 1329.578141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.578203][ T32] Exception stack(0xe48a9fb0 to 0xe48a9ff8) [ 1329.578322][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.578531][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.578562][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.578593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.578641][ T32] r4:85023c00 [ 1329.579090][ T32] INFO: task kworker/1:198:3986 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.579126][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.579184][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.580195][ T32] Call trace: [ 1329.580233][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.580423][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.580485][ T32] r4:00000000 [ 1329.580509][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.580553][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.580581][ T32] 5d20: b9a1a000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.580611][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.580637][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.580929][ T32] r5:800d0013 r4:80239bb0 [ 1329.580956][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.580998][ T32] r4:82ac21e4 [ 1329.581128][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.581180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.581802][ T32] r4:e0595dc0 [ 1329.581971][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.582083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.582111][ T32] r4:00000000 [ 1329.582133][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.582180][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.582203][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.582512][ T32] r5:00001000 r4:e00c1000 [ 1329.582537][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.582580][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.582625][ T32] r5:84f0c78c r4:84f0c400 [ 1329.582646][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.582694][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.582715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.582810][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.582845][ T32] r4:84ddad00 [ 1329.582867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.583256][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.584131][ T32] r4:00000001 [ 1329.584156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.584195][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.584223][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.584610][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.584816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.584870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.584927][ T32] r4:84cfd440 [ 1329.584968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.584997][ T32] INFO: task kworker/1:199:3987 blocked for more than 456 seconds. [ 1329.585044][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.585076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.585100][ T32] task:kworker/1:199 state:D stack:0 pid:3987 tgid:3987 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.585148][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.585193][ T32] Call trace: [ 1329.585324][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.585417][ T32] r10:8291a684 r9:e087dd84 r8:00000002 r7:60000113 r6:e087dd8c r5:850bec00 [ 1329.585446][ T32] r4:850bec00 [ 1329.585468][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.585516][ T32] r5:850bec00 r4:8291a680 [ 1329.585541][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.585583][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.586165][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e087de08 [ 1329.616622][ T32] r4:00000000 [ 1329.616667][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.616728][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.616770][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.616857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85023c40 [ 1329.616888][ T32] r4:00000000 [ 1329.617063][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.617433][ T32] r9:83018205 r8:850bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1329.617527][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.617582][ T32] r5:00001000 r4:df9f1000 [ 1329.617615][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.617662][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.617709][ T32] r5:8506a78c r4:8506a400 [ 1329.617747][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.617805][ T32] r7:ddde2d80 r6:83018200 r5:8506a78c r4:84f67280 [ 1329.617845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.617898][ T32] r10:61c88647 r9:850bec00 r8:84f672ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.617922][ T32] r4:84f67280 [ 1329.617943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.618010][ T32] r10:00000000 r9:84f67280 r8:80287e08 r7:e48a9e60 r6:85043c00 r5:850bec00 [ 1329.618160][ T32] r4:00000001 [ 1329.618186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.618225][ T32] Exception stack(0xe087dfb0 to 0xe087dff8) [ 1329.618255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.618284][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.618311][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.618341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.618364][ T32] r4:85023c00 [ 1329.618796][ T32] INFO: task kworker/1:199:3987 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.618953][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.619050][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.619101][ T32] Call trace: [ 1329.619864][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.619959][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.620002][ T32] r4:00000000 [ 1329.620026][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.620104][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.620200][ T32] 5d20: b9db7000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.620354][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.620386][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.620411][ T32] r5:800d0013 r4:80239bb0 [ 1329.620432][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.620474][ T32] r4:82ac21e4 [ 1329.620494][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.620538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.620561][ T32] r4:e0595dc0 [ 1329.620581][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.620681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.620709][ T32] r4:00000000 [ 1329.620731][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.620778][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.620801][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.620851][ T32] r5:00001000 r4:e00c1000 [ 1329.620872][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.620912][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.620961][ T32] r5:84f0c78c r4:84f0c400 [ 1329.620983][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.621031][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.621056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.621106][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.621486][ T32] r4:84ddad00 [ 1329.621668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.621721][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.621744][ T32] r4:00000001 [ 1329.621765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.621801][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.621833][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.621970][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.622605][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.622641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.622664][ T32] r4:84cfd440 [ 1329.622687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.622717][ T32] INFO: task kworker/1:200:3989 blocked for more than 456 seconds. [ 1329.622750][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.622775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.622796][ T32] task:kworker/1:200 state:D stack:0 pid:3989 tgid:3989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.622911][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.622998][ T32] Call trace: [ 1329.623043][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.623097][ T32] r10:8291a684 r9:e48c9d84 r8:00000002 r7:60000113 r6:e48c9d8c r5:84d60c00 [ 1329.623120][ T32] r4:84d60c00 [ 1329.623169][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.623246][ T32] r5:84d60c00 r4:8291a680 [ 1329.623269][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.623312][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.623356][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48c9e08 [ 1329.623425][ T32] r4:00000000 [ 1329.623451][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.623488][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.623523][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.623565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850239c0 [ 1329.623587][ T32] r4:00000000 [ 1329.624028][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.624644][ T32] r9:83018205 r8:84d60c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1329.624704][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.624756][ T32] r5:00001000 r4:e070f000 [ 1329.624777][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.624824][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.624955][ T32] r5:8500178c r4:85001400 [ 1329.625066][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.625120][ T32] r7:ddde2d80 r6:83018200 r5:8500178c r4:84f67300 [ 1329.625142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.625443][ T32] r10:61c88647 r9:84d60c00 r8:84f6732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.625490][ T32] r4:84f67300 [ 1329.625512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.625629][ T32] r10:00000000 r9:84f67300 r8:80287e08 r7:e087de60 r6:85043c80 r5:84d60c00 [ 1329.625658][ T32] r4:00000001 [ 1329.625678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.625714][ T32] Exception stack(0xe48c9fb0 to 0xe48c9ff8) [ 1329.625800][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.649994][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.650629][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.650672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.650699][ T32] r4:85023c00 [ 1329.651150][ T32] INFO: task kworker/1:200:3989 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.651922][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.652015][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.652139][ T32] Call trace: [ 1329.652176][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.652235][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.652259][ T32] r4:00000000 [ 1329.652280][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.652321][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.652350][ T32] 5d20: ba2e2000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.652379][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.652404][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.652428][ T32] r5:800d0013 r4:80239bb0 [ 1329.652449][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.652498][ T32] r4:82ac21e4 [ 1329.652818][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.652976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.653242][ T32] r4:e0595dc0 [ 1329.653280][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.653331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.653355][ T32] r4:00000000 [ 1329.653375][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.653423][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.653445][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.653490][ T32] r5:00001000 r4:e00c1000 [ 1329.653511][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.653658][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.653709][ T32] r5:84f0c78c r4:84f0c400 [ 1329.653731][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.653778][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.653800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.653877][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.653980][ T32] r4:84ddad00 [ 1329.654015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.654068][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.654092][ T32] r4:00000001 [ 1329.654111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.654147][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.654433][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.654467][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.654684][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.654853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.654884][ T32] r4:84cfd440 [ 1329.654931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.655050][ T32] INFO: task kworker/0:235:3990 blocked for more than 456 seconds. [ 1329.655088][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.655211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.655237][ T32] task:kworker/0:235 state:D stack:0 pid:3990 tgid:3990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.655323][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.679217][ T32] Call trace: [ 1329.679589][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.679663][ T32] r10:8291a684 r9:e48cdd84 r8:00000002 r7:60000013 r6:e48cdd8c r5:84cb8000 [ 1329.679689][ T32] r4:84cb8000 [ 1329.679711][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.679804][ T32] r5:84cb8000 r4:8291a680 [ 1329.679846][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.679889][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.679933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48cde08 [ 1329.679956][ T32] r4:00000000 [ 1329.680013][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.680212][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.680264][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.680614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60a00 [ 1329.680641][ T32] r4:00000000 [ 1329.680663][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.680819][ T32] r9:83018005 r8:84cb8000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1329.681043][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.681103][ T32] r5:00001000 r4:dfd2f000 [ 1329.681816][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.681866][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.681912][ T32] r5:8508478c r4:85084400 [ 1329.681932][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.682014][ T32] r7:dddced80 r6:83018000 r5:8508478c r4:85043d00 [ 1329.682037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.682086][ T32] r10:61c88647 r9:84cb8000 r8:85043d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.682109][ T32] r4:85043d00 [ 1329.683822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.683878][ T32] r10:00000000 r9:85043d00 r8:80287e08 r7:e0791e60 r6:85043d80 r5:84cb8000 [ 1329.683934][ T32] r4:00000001 [ 1329.683960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.684001][ T32] Exception stack(0xe48cdfb0 to 0xe48cdff8) [ 1329.684644][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.684971][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.685044][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.685154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.685183][ T32] r4:84f609c0 [ 1329.685640][ T32] INFO: task kworker/0:235:3990 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.685682][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.685817][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.712796][ T32] Call trace: [ 1329.712854][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.712932][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.713428][ T32] r4:00000000 [ 1329.713456][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.713505][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.713539][ T32] 5d20: baec3000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.714043][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.714806][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.714900][ T32] r5:800d0013 r4:80239bb0 [ 1329.714941][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.714995][ T32] r4:82ac21e4 [ 1329.715171][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.715236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.715262][ T32] r4:e0595dc0 [ 1329.715305][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.715385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.715453][ T32] r4:00000000 [ 1329.715479][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.715570][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.715713][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.715769][ T32] r5:00001000 r4:e00c1000 [ 1329.715792][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.716330][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.726548][ T32] r5:84f0c78c r4:84f0c400 [ 1329.726590][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.726659][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.726681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.726730][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.726752][ T32] r4:84ddad00 [ 1329.726772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.726826][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.726850][ T32] r4:00000001 [ 1329.726872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.726946][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1329.727025][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.727060][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.727088][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.727118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.727140][ T32] r4:84cfd440 [ 1329.727164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.727206][ T32] INFO: task kworker/1:201:3991 blocked for more than 456 seconds. [ 1329.727241][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.727266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.727289][ T32] task:kworker/1:201 state:D stack:0 pid:3991 tgid:3991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.727818][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.727873][ T32] Call trace: [ 1329.727906][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.727958][ T32] r10:8291a684 r9:e48d1d84 r8:00000002 r7:60000113 r6:e48d1d8c r5:84cb8c00 [ 1329.727981][ T32] r4:84cb8c00 [ 1329.728044][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.728561][ T32] r5:84cb8c00 r4:8291a680 [ 1329.728672][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.728809][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.728866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48d1e08 [ 1329.728992][ T32] r4:00000000 [ 1329.729017][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.729299][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.729343][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.729386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503ba00 [ 1329.729468][ T32] r4:00000000 [ 1329.729493][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.729541][ T32] r9:83018205 r8:84cb8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1329.729564][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.729612][ T32] r5:00001000 r4:e06cb000 [ 1329.729634][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.729675][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.729975][ T32] r5:8500138c r4:85001000 [ 1329.730013][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.730068][ T32] r7:ddde2d80 r6:83018200 r5:8500138c r4:84f67380 [ 1329.730093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.730141][ T32] r10:61c88647 r9:84cb8c00 r8:84f673ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.730165][ T32] r4:84f67380 [ 1329.730185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1329.730254][ T32] r4:00000001 ** 21 printk messages dropped ** [ 1329.734499][ T32] r4:82ac21e4 ** 14 printk messages dropped ** [ 1329.735348][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 ** 10 printk messages dropped ** [ 1329.760460][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1329.761117][ T32] r5:84cb9800 r4:8291a680 ** 9 printk messages dropped ** [ 1329.761523][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1329.761702][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.761744][ T32] r5:85084b8c r4:85084800 [ 1329.761764][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.761810][ T32] r7:dddced80 r6:83018000 r5:85084b8c r4:85043e80 [ 1329.761837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.761885][ T32] r10:61c88647 r9:84cb9800 r8:85043eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.761907][ T32] r4:85043e80 [ 1329.761927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.762001][ T32] r10:00000000 r9:85043e80 r8:80287e08 r7:e0791e60 r6:85043f00 r5:84cb9800 [ 1329.762026][ T32] r4:00000001 [ 1329.762048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.762085][ T32] Exception stack(0xe48d5fb0 to 0xe48d5ff8) [ 1329.762111][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.762139][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.762165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.762193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.762215][ T32] r4:84f609c0 [ 1329.762682][ T32] INFO: task kworker/0:236:3992 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.762720][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1329.763089][ T32] 5d20: bb434000 e00a5000 00000001 80239b98 7f379000 00000001 ** 17 printk messages dropped ** [ 1329.763910][ T32] r5:84f0c78c r4:84f0c400 ** 11 printk messages dropped ** [ 1329.764315][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1329.765185][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48d9e08 ** 5 printk messages dropped ** [ 1329.765433][ T32] r4:00000000 [ 1329.765453][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.765524][ T32] r9:83018005 r8:84cbbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1329.765578][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.765624][ T32] r5:00001000 r4:dfddb000 [ 1329.765644][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.765683][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.765750][ T32] r5:85084f8c r4:85084c00 [ 1329.765774][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.765878][ T32] r7:dddced80 r6:83018000 r5:85084f8c r4:85043f80 [ 1329.781921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.782045][ T32] r10:61c88647 r9:84cbbc00 r8:85043fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.782073][ T32] r4:85043f80 [ 1329.782094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.782143][ T32] r10:00000000 r9:85043f80 r8:80287e08 r7:e0791e60 r6:84f59000 r5:84cbbc00 [ 1329.782166][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.782318][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1329.783407][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 14 printk messages dropped ** [ 1329.783930][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1329.784462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1329.785424][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1329.785806][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1329.797332][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1329.798420][ T32] r5:00001000 r4:e00c1000 ** 10 printk messages dropped ** [ 1329.798835][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1329.799129][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 4 printk messages dropped ** [ 1329.799290][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.799338][ T32] r10:8291a684 r9:e48c5d84 r8:00000002 r7:60000113 r6:e48c5d8c r5:84cbc800 [ 1329.799417][ T32] r4:84cbc800 [ 1329.799442][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.799487][ T32] r5:84cbc800 r4:8291a680 [ 1329.799506][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.799545][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.799614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48c5e08 [ 1329.799641][ T32] r4:00000000 [ 1329.799661][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1329.799729][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1329.799769][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.799814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f5f400 [ 1329.799839][ T32] r4:00000000 [ 1329.799858][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.799903][ T32] r9:83018005 r8:84cbc800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1329.799925][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.799966][ T32] r5:00001000 r4:e00b9000 [ 1329.799986][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.800024][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.800065][ T32] r5:85085b8c r4:85085800 [ 1329.800084][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1329.800696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1329.801213][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.801380][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 5 printk messages dropped ** [ 1329.801543][ T32] r4:82ac21e4 [ 1329.801593][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.801640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.801663][ T32] r4:e0595dc0 [ 1329.801682][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.801724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.801746][ T32] r4:00000000 [ 1329.801765][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.801809][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.801834][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.801876][ T32] r5:00001000 r4:e00c1000 [ 1329.801896][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.801936][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.801994][ T32] r5:84f0c78c r4:84f0c400 [ 1329.802046][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.802104][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.802128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1329.802199][ T32] r4:84ddad00 ** 3 printk messages dropped ** [ 1329.802340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1329.802514][ T32] r4:84cfd440 ** 5 printk messages dropped ** [ 1329.802674][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.802980][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1329.803334][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1329.803499][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1329.803659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.803710][ T32] r10:61c88647 r9:84cbe000 r8:84f592ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.803733][ T32] r4:84f59280 [ 1329.803752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.803827][ T32] r10:00000000 r9:84f59280 r8:80287e08 r7:e48c5e60 r6:84f59300 r5:84cbe000 [ 1329.803882][ T32] r4:00000001 [ 1329.803906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.803944][ T32] Exception stack(0xe48e1fb0 to 0xe48e1ff8) [ 1329.803999][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.804033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.804060][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.804091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.804142][ T32] r4:84f5f380 [ 1329.804437][ T32] INFO: task kworker/0:240:4001 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.804473][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.804533][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.804692][ T32] Call trace: [ 1329.804745][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.804826][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.804894][ T32] r4:00000000 [ 1329.804948][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.805022][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.805063][ T32] 5d20: bbcdb000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.805094][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.805151][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.805179][ T32] r5:800d0013 r4:80239bb0 [ 1329.805200][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.805253][ T32] r4:82ac21e4 [ 1329.805278][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.805321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.805344][ T32] r4:e0595dc0 [ 1329.805363][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.805403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.805425][ T32] r4:00000000 [ 1329.805468][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1329.805528][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.805553][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1329.805613][ T32] r5:00001000 r4:e00c1000 [ 1329.805641][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.805687][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.805731][ T32] r5:84f0c78c r4:84f0c400 [ 1329.805751][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.805797][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1329.805825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.836581][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.836682][ T32] r4:84ddad00 [ 1329.836740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.836827][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1329.836853][ T32] r4:00000001 [ 1329.836903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1329.837131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1329.837462][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.837844][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1329.838122][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1329.838347][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.838421][ T32] r5:8508638c r4:85086000 [ 1329.838445][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.838521][ T32] r7:dddced80 r6:83018000 r5:8508638c r4:84f59380 [ 1329.838546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.838594][ T32] r10:61c88647 r9:84cbec00 r8:84f593ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.838616][ T32] r4:84f59380 [ 1329.838635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.838678][ T32] r10:00000000 r9:84f59380 r8:80287e08 r7:e48e1e60 r6:84f59400 r5:84cbec00 [ 1329.838700][ T32] r4:00000001 [ 1329.838720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.838787][ T32] Exception stack(0xe48e9fb0 to 0xe48e9ff8) [ 1329.838854][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.838887][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.838914][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.838944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.838966][ T32] r4:84f5f380 [ 1329.839449][ T32] INFO: task kworker/0:241:4002 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.839517][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1329.840022][ T32] r5:800d0013 r4:80239bb0 ** 16 printk messages dropped ** [ 1329.840837][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 ** 18 printk messages dropped ** [ 1329.841532][ T32] Workqueue: events bpf_prog_free_deferred ** 19 printk messages dropped ** [ 1329.842389][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1329.842428][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.842470][ T32] r5:8508778c r4:85087400 [ 1329.842489][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.842534][ T32] r7:dddced80 r6:83018000 r5:8508778c r4:84f59480 [ 1329.842554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.842634][ T32] r10:61c88647 r9:850ba400 r8:84f594ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.842662][ T32] r4:84f59480 [ 1329.842681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.842726][ T32] r10:00000000 r9:84f59480 r8:80287e08 r7:e48e9e60 r6:84f59500 r5:850ba400 [ 1329.842777][ T32] r4:00000001 [ 1329.842802][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.842845][ T32] Exception stack(0xe48edfb0 to 0xe48edff8) [ 1329.842875][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.842908][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.842936][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.842966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.842989][ T32] r4:84f5f7c0 [ 1329.843264][ T32] INFO: task kworker/0:242:4005 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.843298][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.843419][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.843814][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 ** 21 printk messages dropped ** [ 1329.844937][ T32] r4:84ddad00 ** 8 printk messages dropped ** [ 1329.845286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 1329.871913][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1329.872430][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.872610][ T32] r10:61c88647 r9:84cbb000 r8:84f595ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1329.873711][ T32] Call trace: ** 10 printk messages dropped ** [ 1329.874209][ T32] r4:82ac21e4 ** 12 printk messages dropped ** [ 1329.874755][ T32] r5:84f0c78c r4:84f0c400 ** 10 printk messages dropped ** [ 1329.875222][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1329.882714][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1329.883289][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.883360][ T32] r5:85086b8c r4:85086800 [ 1329.883424][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.883479][ T32] r7:dddced80 r6:83018000 r5:85086b8c r4:84f59600 [ 1329.883506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.883561][ T32] r10:61c88647 r9:84fd3c00 r8:84f5962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.883590][ T32] r4:84f59600 [ 1329.883617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.883667][ T32] r10:00000000 r9:84f59600 r8:80287e08 r7:e48ede60 r6:84f67480 r5:84fd3c00 [ 1329.883689][ T32] r4:00000001 [ 1329.883722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.883813][ T32] Exception stack(0xe48f5fb0 to 0xe48f5ff8) [ 1329.883886][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.883925][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.884092][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.884128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.884153][ T32] r4:84f5fa00 [ 1329.884660][ T32] INFO: task kworker/0:244:4008 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.884729][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.884820][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.884874][ T32] Call trace: [ 1329.884953][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.885065][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.885097][ T32] r4:00000000 [ 1329.885118][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.885411][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.885448][ T32] 5d20: bd0c3000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.885477][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.885503][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.885528][ T32] r5:800d0013 r4:80239bb0 [ 1329.885550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1329.907278][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1329.908702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.908725][ T32] r4:84cfd440 [ 1329.908751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.908783][ T32] INFO: task kworker/1:202:4010 blocked for more than 456 seconds. [ 1329.909197][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.909235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.909262][ T32] task:kworker/1:202 state:D stack:0 pid:4010 tgid:4010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.909328][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.909572][ T32] Call trace: [ 1329.909613][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1329.909670][ T32] r10:8291a684 r9:e48e5d84 r8:00000002 r7:60000113 r6:e48e5d8c r5:84fd4800 [ 1329.909695][ T32] r4:84fd4800 [ 1329.909715][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1329.909761][ T32] r5:84fd4800 r4:8291a680 [ 1329.909782][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.909828][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.909874][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48e5e08 ** 4 printk messages dropped ** [ 1329.910064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509e000 ** 6 printk messages dropped ** [ 1329.910793][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.912102][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1329.912915][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1329.913713][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1329.914292][ T32] INFO: task kworker/1:203:4012 blocked for more than 456 seconds. ** 16 printk messages dropped ** [ 1329.915714][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1329.937594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1329.938268][ T32] r4:8503b200 [ 1329.938736][ T32] INFO: task kworker/1:203:4012 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1329.938776][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.938858][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.938910][ T32] Call trace: [ 1329.939083][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.939144][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1329.939171][ T32] r4:00000000 [ 1329.939428][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.939479][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1329.939736][ T32] 5d20: bd92d000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1329.939811][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1329.939856][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1329.940348][ T32] r5:800d0013 r4:80239bb0 [ 1329.940376][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.940422][ T32] r4:82ac21e4 [ 1329.940462][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.940520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1329.940547][ T32] r4:e0595dc0 [ 1329.940639][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1329.940821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1329.941383][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.941840][ T32] r5:84f0c78c r4:84f0c400 ** 13 printk messages dropped ** [ 1329.942869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 1329.944205][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1329.944909][ T32] r5:00001000 r4:e0729000 ** 1 printk messages dropped ** [ 1329.945002][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1329.997051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1330.002087][ T32] r4:e0595dc0 ** 13 printk messages dropped ** [ 1330.003439][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1330.004768][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1330.027400][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1330.027941][ T32] r10:61c88647 r9:850bc800 r8:84f5972c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.027970][ T32] r4:84f59700 [ 1330.027994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.028093][ T32] r10:00000000 r9:84f59700 r8:80287e08 r7:e48ede60 r6:84f59780 r5:850bc800 [ 1330.028122][ T32] r4:00000001 [ 1330.028145][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.028264][ T32] Exception stack(0xe8905fb0 to 0xe8905ff8) [ 1330.028301][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.028332][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.028362][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.028393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.028449][ T32] r4:84f55080 [ 1330.028911][ T32] INFO: task kworker/0:246:4017 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.028952][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.029050][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.029153][ T32] Call trace: [ 1330.029187][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.029311][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.029411][ T32] r4:00000000 [ 1330.029436][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1330.029754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 ** 18 printk messages dropped ** [ 1330.030686][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1330.031220][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 11 printk messages dropped ** [ 1330.031735][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8909e08 ** 11 printk messages dropped ** [ 1330.032329][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.032521][ T32] r10:61c88647 r9:84cbd400 r8:84f5982c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1330.033826][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1330.034991][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1330.035719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1330.053792][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8915e08 ** 11 printk messages dropped ** [ 1330.055329][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.078902][ T32] Exception stack(0xe8915fb0 to 0xe8915ff8) ** 3 printk messages dropped ** [ 1330.079368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.079395][ T32] r4:84f55200 [ 1330.079967][ T32] INFO: task kworker/0:248:4021 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.080011][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.080601][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.080770][ T32] Call trace: [ 1330.080809][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.081736][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.081767][ T32] r4:00000000 [ 1330.081788][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.081837][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1330.081867][ T32] 5d20: beb3e000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1330.081897][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1330.081924][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1330.081949][ T32] r5:800d0013 r4:80239bb0 [ 1330.082223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.082314][ T32] r4:82ac21e4 [ 1330.082338][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.082386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1330.082410][ T32] r4:e0595dc0 [ 1330.082430][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.082474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1330.082523][ T32] r4:00000000 [ 1330.082549][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.082601][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.082625][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.082670][ T32] r5:00001000 r4:e00c1000 [ 1330.082994][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.083046][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.083093][ T32] r5:84f0c78c r4:84f0c400 [ 1330.084201][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.084508][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1330.084538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.084682][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.084728][ T32] r4:84ddad00 ** 1 printk messages dropped ** [ 1330.084810][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 13 printk messages dropped ** [ 1330.085250][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1330.107732][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1330.109150][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.110081][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.110394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1330.111633][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 ** 13 printk messages dropped ** [ 1330.115691][ T32] r5:00001000 r4:e00c1000 ** 10 printk messages dropped ** [ 1330.137374][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.137607][ T32] r4:84cfd440 ** 9 printk messages dropped ** [ 1330.138151][ T32] r4:850c1800 ** 8 printk messages dropped ** [ 1330.138736][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1330.139330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1330.140782][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1330.141245][ T32] r5:800d0013 r4:80239bb0 [ 1330.141269][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.141311][ T32] r4:82ac21e4 [ 1330.141370][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.141418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1330.141442][ T32] r4:e0595dc0 [ 1330.141462][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.141504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1330.141526][ T32] r4:00000000 [ 1330.141546][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.141591][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.141613][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.141966][ T32] r5:00001000 r4:e00c1000 [ 1330.141997][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.142745][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.142794][ T32] r5:84f0c78c r4:84f0c400 [ 1330.142821][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.142869][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1330.142978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.143030][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.143054][ T32] r4:84ddad00 [ 1330.144075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.144127][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1330.144150][ T32] r4:00000001 [ 1330.144170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.144207][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1330.144233][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.144710][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.144773][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.144811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.144836][ T32] r4:84cfd440 [ 1330.144860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.144886][ T32] INFO: task kworker/1:204:4027 blocked for more than 456 seconds. ** 3 printk messages dropped ** [ 1330.145227][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1330.171052][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1330.172016][ T32] r5:00001000 r4:dff1f000 ** 1 printk messages dropped ** [ 1330.172083][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.172363][ T32] r10:00000000 r9:84f67780 r8:80287e08 r7:e48e5e60 r6:84f59c00 r5:850c2400 ** 13 printk messages dropped ** [ 1330.173747][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 ** 14 printk messages dropped ** [ 1330.175282][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1330.175730][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1330.196624][ T32] task:kworker/0:251 state:D stack:0 pid:4028 tgid:4028 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1330.199022][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.199922][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.199975][ T32] r5:8508c78c r4:8508c400 [ 1330.200169][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.200225][ T32] r7:dddced80 r6:83018000 r5:8508c78c r4:84f59c80 [ 1330.200248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.200297][ T32] r10:61c88647 r9:850c3000 r8:84f59cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.200321][ T32] r4:84f59c80 [ 1330.200600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.200653][ T32] r10:00000000 r9:84f59c80 r8:80287e08 r7:e8929e60 r6:84f59d00 r5:850c3000 [ 1330.200676][ T32] r4:00000001 [ 1330.200697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.200733][ T32] Exception stack(0xe8945fb0 to 0xe8945ff8) [ 1330.200760][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.200790][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.200823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.200853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.200875][ T32] r4:84f55740 [ 1330.201333][ T32] INFO: task kworker/0:251:4028 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.201370][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.201778][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.201831][ T32] Call trace: [ 1330.201864][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.201917][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.201941][ T32] r4:00000000 [ 1330.201985][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.202031][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1330.202061][ T32] 5d20: bf938000 e00a5000 00000001 80239b98 7f379000 00000001 ** 13 printk messages dropped ** [ 1330.202540][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1330.203265][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 10 printk messages dropped ** [ 1330.203736][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1330.204288][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 13 printk messages dropped ** [ 1330.204930][ T32] r4:84f59d80 ** 11 printk messages dropped ** [ 1330.205711][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1330.239530][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.239781][ T32] r4:84ddad00 [ 1330.239801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.239856][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1330.239879][ T32] r4:00000001 [ 1330.239929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.239970][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1330.239998][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.240061][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.240125][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.240159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.240181][ T32] r4:84cfd440 [ 1330.240204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.240235][ T32] INFO: task kworker/0:253:4033 blocked for more than 456 seconds. [ 1330.240292][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.240352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.240411][ T32] task:kworker/0:253 state:D stack:0 pid:4033 tgid:4033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.240501][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.240550][ T32] Call trace: [ 1330.240611][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1330.240665][ T32] r10:8291a684 r9:e8965d84 r8:00000002 r7:60000113 r6:e8965d8c r5:84fd6c00 [ 1330.240721][ T32] r4:84fd6c00 [ 1330.240745][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1330.240828][ T32] r5:84fd6c00 r4:8291a680 [ 1330.240852][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.240894][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.240937][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8965e08 [ 1330.240960][ T32] r4:00000000 [ 1330.240979][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1330.241013][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1330.241087][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.241133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f55d40 ** 1 printk messages dropped ** [ 1330.241222][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1330.241473][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.241622][ T32] r7:dddced80 r6:83018000 r5:8508d78c r4:84f59e80 ** 1 printk messages dropped ** [ 1330.241782][ T32] r10:61c88647 r9:84fd6c00 r8:84f59eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.241814][ T32] r4:84f59e80 [ 1330.241850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.241899][ T32] r10:00000000 r9:84f59e80 r8:80287e08 r7:e8951e60 r6:84f67800 r5:84fd6c00 [ 1330.241977][ T32] r4:00000001 [ 1330.242004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.242041][ T32] Exception stack(0xe8965fb0 to 0xe8965ff8) [ 1330.242069][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.242097][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.242156][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.242190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.242214][ T32] r4:84f55a00 [ 1330.242693][ T32] INFO: task kworker/0:253:4033 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.242733][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.242791][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.242846][ T32] Call trace: [ 1330.242876][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.243014][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.243042][ T32] r4:00000000 [ 1330.243094][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.243139][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1330.243168][ T32] 5d20: c064c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1330.243196][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1330.243222][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1330.243245][ T32] r5:800d0013 r4:80239bb0 [ 1330.243266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.243307][ T32] r4:82ac21e4 [ 1330.243327][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.243400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1330.243456][ T32] r4:e0595dc0 [ 1330.243481][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.243525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1330.243548][ T32] r4:00000000 [ 1330.243568][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1330.243926][ T32] r5:84f0c78c r4:84f0c400 ** 9 printk messages dropped ** [ 1330.244341][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 10 printk messages dropped ** [ 1330.244897][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1330.245546][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.271072][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.271419][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.271699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.271722][ T32] r4:84f55a00 [ 1330.272200][ T32] INFO: task kworker/0:254:4035 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.272274][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.272403][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.272525][ T32] Call trace: [ 1330.272567][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.272650][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.272712][ T32] r4:00000000 [ 1330.272736][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.272810][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1330.272851][ T32] 5d20: c0e59000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1330.272913][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1330.272958][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1330.273023][ T32] r5:800d0013 r4:80239bb0 [ 1330.273065][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.273115][ T32] r4:82ac21e4 [ 1330.273172][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1330.273489][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1330.274166][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1330.274572][ T32] INFO: task kworker/0:255:4037 blocked for more than 456 seconds. ** 11 printk messages dropped ** [ 1330.275456][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1330.283789][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.284037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1330.285207][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1330.292743][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 13 printk messages dropped ** [ 1330.293571][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.293888][ T32] r4:84cfd440 ** 5 printk messages dropped ** [ 1330.294198][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1330.294980][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.295385][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.295433][ T32] r5:8508db8c r4:8508d800 [ 1330.295483][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.295579][ T32] r7:dddced80 r6:83018000 r5:8508db8c r4:85030000 [ 1330.295640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.295722][ T32] r10:61c88647 r9:84fd0000 r8:8503002c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.295779][ T32] r4:85030000 [ 1330.295803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.308878][ T32] r10:00000000 r9:85030000 r8:80287e08 r7:e8975e60 r6:84f67980 r5:84fd0000 [ 1330.308960][ T32] r4:00000001 [ 1330.308987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.309087][ T32] Exception stack(0xea985fb0 to 0xea985ff8) [ 1330.309124][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.309187][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.309252][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.309323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.309382][ T32] r4:84f55cc0 [ 1330.309869][ T32] INFO: task kworker/0:256:4038 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.309914][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.310046][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.310189][ T32] Call trace: [ 1330.310275][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.310337][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.310392][ T32] r4:00000000 [ 1330.310454][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.310531][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1330.310604][ T32] 5d20: c1717000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1330.310639][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1330.310666][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1330.310710][ T32] r5:800d0013 r4:80239bb0 [ 1330.310734][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.310780][ T32] r4:82ac21e4 [ 1330.310809][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.310893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1330.310921][ T32] r4:e0595dc0 [ 1330.310978][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.311026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1330.311085][ T32] r4:00000000 [ 1330.311140][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.311226][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.311286][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1330.311354][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1330.311942][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1330.312860][ T32] r5:84fd1800 r4:8291a680 ** 7 printk messages dropped ** [ 1330.313310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502a040 ** 9 printk messages dropped ** [ 1330.313773][ T32] r7:dddced80 r6:83018000 r5:8508e38c r4:85030080 ** 11 printk messages dropped ** [ 1330.314362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1330.315382][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 11 printk messages dropped ** [ 1330.336584][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1330.337258][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.337443][ T32] r4:84cfd440 [ 1330.337471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.337501][ T32] INFO: task kworker/0:258:4042 blocked for more than 456 seconds. [ 1330.337535][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.337564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.337619][ T32] task:kworker/0:258 state:D stack:0 pid:4042 tgid:4042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.337808][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.337862][ T32] Call trace: [ 1330.338105][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1330.338186][ T32] r10:8291a684 r9:ea999d84 r8:00000002 r7:60000113 r6:ea999d8c r5:84fd8000 [ 1330.338212][ T32] r4:84fd8000 [ 1330.338233][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1330.338315][ T32] r5:84fd8000 r4:8291a680 [ 1330.338342][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.338383][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.338425][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea999e08 [ 1330.338481][ T32] r4:00000000 [ 1330.338505][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1330.338605][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1330.338692][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.338739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502a4c0 [ 1330.338762][ T32] r4:00000000 [ 1330.338781][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.338834][ T32] r9:83018005 r8:84fd8000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1330.338856][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.338940][ T32] r5:00001000 r4:dfbd9000 [ 1330.338970][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.339012][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.339056][ T32] r5:8508f38c r4:8508f000 [ 1330.339107][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.339192][ T32] r7:dddced80 r6:83018000 r5:8508f38c r4:85030100 [ 1330.339249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.339328][ T32] r10:61c88647 r9:84fd8000 r8:8503012c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.339357][ T32] r4:85030100 [ 1330.339412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1330.339751][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1330.341127][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1330.341678][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1330.342275][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1330.342853][ T32] r10:8291a684 r9:e07add84 r8:00000002 r7:60000113 r6:e07add8c r5:84fd9800 [ 1330.342897][ T32] r4:84fd9800 [ 1330.342953][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1330.343039][ T32] r5:84fd9800 r4:8291a680 [ 1330.343106][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.343151][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.343195][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ade08 [ 1330.343255][ T32] r4:00000000 [ 1330.343303][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1330.343344][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1330.343379][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.343455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502a180 [ 1330.343483][ T32] r4:00000000 [ 1330.343503][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.343582][ T32] r9:83018005 r8:84fd9800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 3 printk messages dropped ** [ 1330.343747][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.344219][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1330.345050][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1330.345707][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1330.366836][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1330.367118][ T32] r4:84ddad00 [ 1330.367143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.367193][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1330.367249][ T32] r4:00000001 [ 1330.367275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.367315][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1330.367348][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.367379][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.367435][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.367509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.367538][ T32] r4:84cfd440 [ 1330.367595][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.367644][ T32] INFO: task kworker/0:260:4046 blocked for more than 456 seconds. [ 1330.367684][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.367736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.367776][ T32] task:kworker/0:260 state:D stack:0 pid:4046 tgid:4046 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.367906][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.367987][ T32] Call trace: [ 1330.368026][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1330.368112][ T32] r10:8291a684 r9:e085dd84 r8:00000002 r7:60000113 r6:e085dd8c r5:84fdb000 [ 1330.368140][ T32] r4:84fdb000 [ 1330.368162][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1330.368206][ T32] r5:84fdb000 r4:8291a680 ** 1 printk messages dropped ** [ 1330.368278][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1330.368935][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.369134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1330.369635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1330.370739][ T32] r5:800d0013 r4:80239bb0 ** 8 printk messages dropped ** [ 1330.371173][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 15 printk messages dropped ** [ 1330.371892][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 10 printk messages dropped ** [ 1330.372307][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.372748][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a9e08 [ 1330.372771][ T32] r4:00000000 [ 1330.372791][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1330.372865][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1330.372934][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.372980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502a380 [ 1330.373033][ T32] r4:00000000 [ 1330.373084][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.373152][ T32] r9:83018005 r8:84fda400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1330.373249][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.373305][ T32] r5:00001000 r4:dfb6b000 [ 1330.373328][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.373404][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.373480][ T32] r5:8508ef8c r4:8508ec00 [ 1330.373505][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.373580][ T32] r7:dddced80 r6:83018000 r5:8508ef8c r4:85030280 [ 1330.373633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.373684][ T32] r10:61c88647 r9:84fda400 r8:850302ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.373706][ T32] r4:85030280 [ 1330.373738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.373829][ T32] r10:00000000 r9:85030280 r8:80287e08 r7:ea999e60 r6:84f67c00 r5:84fda400 [ 1330.373857][ T32] r4:00000001 [ 1330.373876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.373915][ T32] Exception stack(0xea9a9fb0 to 0xea9a9ff8) [ 1330.374006][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.374737][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.375099][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 ** 14 printk messages dropped ** [ 1330.375799][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1330.397321][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 10 printk messages dropped ** [ 1330.397861][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1330.398474][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.398799][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1330.399430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1330.400642][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1330.401041][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1330.401465][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1330.402127][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.402173][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.402290][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b9e08 [ 1330.402320][ T32] r4:00000000 [ 1330.402346][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1330.402386][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1330.402421][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.402487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502a640 [ 1330.402546][ T32] r4:00000000 [ 1330.402572][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.402619][ T32] r9:83018005 r8:84fdbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1330.402641][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.402683][ T32] r5:00001000 r4:dfc33000 [ 1330.402740][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.402785][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.402836][ T32] r5:8508f78c r4:8508f400 [ 1330.402858][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.402902][ T32] r7:dddced80 r6:83018000 r5:8508f78c r4:85030380 [ 1330.402953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.403004][ T32] r10:61c88647 r9:84fdbc00 r8:850303ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.403065][ T32] r4:85030380 [ 1330.403089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.403136][ T32] r10:00000000 r9:85030380 r8:80287e08 r7:ea9b1e60 r6:84f67d00 r5:84fdbc00 [ 1330.403158][ T32] r4:00000001 [ 1330.403177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.403212][ T32] Exception stack(0xea9b9fb0 to 0xea9b9ff8) [ 1330.403238][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.403268][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.403326][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.403359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.403414][ T32] r4:8502a780 [ 1330.403753][ T32] INFO: task kworker/0:263:4052 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.403792][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1330.404079][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 ** 13 printk messages dropped ** [ 1330.404518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 17 printk messages dropped ** [ 1330.405412][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 10 printk messages dropped ** [ 1330.405852][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1330.437025][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1330.437506][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1330.438238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1330.439462][ T32] 5d20: c3308000 e00a5000 00000001 80239b98 7f379000 00000001 ** 14 printk messages dropped ** [ 1330.440071][ T32] r5:00001000 r4:e00c1000 ** 11 printk messages dropped ** [ 1330.440623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1330.441080][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1330.441559][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1330.441840][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1330.442206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1330.442363][ T32] r4:00000001 [ 1330.442423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.442492][ T32] Exception stack(0xea9bdfb0 to 0xea9bdff8) [ 1330.442537][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.442570][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.442596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.442624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.442679][ T32] r4:8502a740 [ 1330.442993][ T32] INFO: task kworker/0:265:4057 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.443029][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.443084][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.443157][ T32] Call trace: [ 1330.443192][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.443282][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.443310][ T32] r4:00000000 [ 1330.443330][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.443369][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1330.443396][ T32] 5d20: c3308000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1330.443455][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1330.443485][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1330.443509][ T32] r5:800d0013 r4:80239bb0 [ 1330.443529][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.443599][ T32] r4:82ac21e4 [ 1330.443653][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1330.444100][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1330.445005][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 14 printk messages dropped ** [ 1330.445722][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.469686][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1330.471178][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1330.472029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1330.472054][ T32] r4:e0595dc0 [ 1330.472108][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.472186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1330.472225][ T32] r4:00000000 [ 1330.472304][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.472391][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.472444][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.472549][ T32] r5:00001000 r4:e00c1000 [ 1330.472578][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.472651][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.472753][ T32] r5:84f0c78c r4:84f0c400 ** 4 printk messages dropped ** [ 1330.472977][ T32] r4:84ddad00 ** 9 printk messages dropped ** [ 1330.473467][ T32] r4:84cfd440 ** 12 printk messages dropped ** [ 1330.474200][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1330.474960][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.475007][ T32] r5:85002b8c r4:85002800 [ 1330.475093][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.475148][ T32] r7:ddde2d80 r6:83018200 r5:85002b8c r4:84f67f80 [ 1330.475205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.475257][ T32] r10:61c88647 r9:84fdc800 r8:84f67fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.475314][ T32] r4:84f67f80 [ 1330.475340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.475387][ T32] r10:00000000 r9:84f67f80 r8:80287e08 r7:e48e5e60 r6:85042000 r5:84fdc800 [ 1330.475444][ T32] r4:00000001 [ 1330.475467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.475539][ T32] Exception stack(0xe8949fb0 to 0xe8949ff8) [ 1330.475600][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.475666][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.475697][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.475726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.475795][ T32] r4:8504c080 [ 1330.493610][ T32] INFO: task kworker/1:206:4062 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.493743][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.493858][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.493928][ T32] Call trace: [ 1330.494006][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.494068][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.494092][ T32] r4:00000000 [ 1330.494143][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1330.494325][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 ** 8 printk messages dropped ** [ 1330.494864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 7 printk messages dropped ** [ 1330.495254][ T32] r5:84f0c78c r4:84f0c400 ** 5 printk messages dropped ** [ 1330.495588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1330.503173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1330.503557][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.503937][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1330.504226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502abc0 ** 6 printk messages dropped ** [ 1330.504705][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.504997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1330.505401][ T32] Exception stack(0xea9c5fb0 to 0xea9c5ff8) ** 6 printk messages dropped ** [ 1330.519525][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1330.520081][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 ** 8 printk messages dropped ** [ 1330.520381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 9 printk messages dropped ** [ 1330.520738][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 ** 7 printk messages dropped ** [ 1330.521071][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 4 printk messages dropped ** [ 1330.521210][ T32] r4:84cfd440 ** 5 printk messages dropped ** [ 1330.521476][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.521754][ T32] r5:84fe0000 r4:8291a680 ** 2 printk messages dropped ** [ 1330.521877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c1e08 ** 5 printk messages dropped ** [ 1330.522141][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.522327][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.522368][ T32] r5:8509978c r4:85099400 ** 2 printk messages dropped ** [ 1330.522519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.522566][ T32] r10:61c88647 r9:84fe0000 r8:850305ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.522590][ T32] r4:85030580 [ 1330.522636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.522687][ T32] r10:00000000 r9:85030580 r8:80287e08 r7:e8961e60 r6:85042100 r5:84fe0000 [ 1330.522711][ T32] r4:00000001 [ 1330.522744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.522840][ T32] Exception stack(0xea9c1fb0 to 0xea9c1ff8) [ 1330.522872][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.522901][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.522957][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.522990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.523013][ T32] r4:8502ac00 [ 1330.523341][ T32] INFO: task kworker/0:267:4066 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.523375][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.523428][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.523508][ T32] Call trace: [ 1330.523540][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.523592][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.523615][ T32] r4:00000000 [ 1330.523635][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.523674][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1330.523701][ T32] 5d20: c4780000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1330.523729][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1330.523754][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1330.523820][ T32] r5:800d0013 r4:80239bb0 [ 1330.523847][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.523888][ T32] r4:82ac21e4 [ 1330.523908][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.523950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1330.523972][ T32] r4:e0595dc0 [ 1330.523994][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.524037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1330.524091][ T32] r4:00000000 [ 1330.524115][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.524190][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.524216][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.524260][ T32] r5:00001000 r4:e00c1000 [ 1330.524308][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.524353][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.524426][ T32] r5:84f0c78c r4:84f0c400 [ 1330.524450][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.524530][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1330.524584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.524648][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.524750][ T32] r4:84ddad00 [ 1330.524812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.524869][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1330.524897][ T32] r4:00000001 [ 1330.524917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.524953][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1330.524980][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.525009][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.525054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.525106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.525130][ T32] r4:84cfd440 [ 1330.525152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.525179][ T32] INFO: task kworker/1:207:4068 blocked for more than 456 seconds. [ 1330.525208][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.525231][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.525251][ T32] task:kworker/1:207 state:D stack:0 pid:4068 tgid:4068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.525295][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.525337][ T32] Call trace: [ 1330.525406][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1330.525457][ T32] r10:8291a684 r9:ea9cdd84 r8:00000002 r7:60000113 r6:ea9cdd8c r5:84fe0c00 [ 1330.525480][ T32] r4:84fe0c00 [ 1330.525528][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1330.525575][ T32] r5:84fe0c00 r4:8291a680 [ 1330.525595][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.525633][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.525675][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9cde08 [ 1330.525728][ T32] r4:00000000 [ 1330.525752][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1330.525789][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1330.547055][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.547152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850400c0 [ 1330.547179][ T32] r4:00000000 [ 1330.547200][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.547249][ T32] r9:83018205 r8:84fe0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 3 printk messages dropped ** [ 1330.547453][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.547530][ T32] r5:8509938c r4:85099000 [ 1330.547555][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.547674][ T32] r10:61c88647 r9:84fe0c00 r8:850421ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.548066][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.548786][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.549034][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 4 printk messages dropped ** [ 1330.549195][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1330.549739][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1330.550147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1330.550425][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.550645][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1330.550943][ T32] r10:8291a684 r9:ea9d5d84 r8:00000002 r7:60000013 r6:ea9d5d8c r5:84fe2400 ** 5 printk messages dropped ** [ 1330.551130][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d5e08 ** 6 printk messages dropped ** [ 1330.551428][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1330.551636][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.551743][ T32] r7:dddced80 r6:83018000 r5:85098b8c r4:85030600 ** 3 printk messages dropped ** [ 1330.551911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1330.552245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1330.552881][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.552997][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 ** 8 printk messages dropped ** [ 1330.553333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 9 printk messages dropped ** [ 1330.553712][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 ** 5 printk messages dropped ** [ 1330.553896][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1330.554102][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.554485][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.554879][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.555208][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.555435][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.555477][ T32] r5:85098f8c r4:85098c00 [ 1330.555526][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.555575][ T32] r7:dddced80 r6:83018000 r5:85098f8c r4:85030680 [ 1330.555596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.555642][ T32] r10:61c88647 r9:84fe1800 r8:850306ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.555666][ T32] r4:85030680 [ 1330.555686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.555730][ T32] r10:00000000 r9:85030680 r8:80287e08 r7:ea9c1e60 r6:85042300 r5:84fe1800 [ 1330.555752][ T32] r4:00000001 [ 1330.555770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.555813][ T32] Exception stack(0xea9ddfb0 to 0xea9ddff8) [ 1330.578126][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.578221][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.578252][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.578286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.578340][ T32] r4:85040040 [ 1330.578791][ T32] INFO: task kworker/0:269:4072 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.578836][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.578906][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.579005][ T32] Call trace: [ 1330.579097][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.579160][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.579212][ T32] r4:00000000 [ 1330.579268][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.579346][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1330.579379][ T32] 5d20: c532a000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1330.579409][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1330.579434][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1330.579457][ T32] r5:800d0013 r4:80239bb0 [ 1330.579479][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.579523][ T32] r4:82ac21e4 [ 1330.579598][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.579646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1330.579699][ T32] r4:e0595dc0 [ 1330.579723][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.579766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1330.579790][ T32] r4:00000000 [ 1330.579817][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.579865][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.579887][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.579930][ T32] r5:00001000 r4:e00c1000 [ 1330.579951][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.579990][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.580034][ T32] r5:84f0c78c r4:84f0c400 [ 1330.580068][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.580142][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1330.580168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.580216][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.580269][ T32] r4:84ddad00 [ 1330.580293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.580340][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1330.580363][ T32] r4:00000001 [ 1330.580382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.580441][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1330.580499][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.580531][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.580559][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.580616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.580642][ T32] r4:84cfd440 [ 1330.580665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.580694][ T32] INFO: task kworker/0:270:4075 blocked for more than 457 seconds. [ 1330.580756][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.580813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.580839][ T32] task:kworker/0:270 state:D stack:0 pid:4075 tgid:4075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.580887][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.580956][ T32] Call trace: [ 1330.581021][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1330.581074][ T32] r10:8291a684 r9:e06b9d84 r8:00000002 r7:60000013 r6:e06b9d8c r5:84fe4800 [ 1330.581097][ T32] r4:84fe4800 [ 1330.581146][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1330.581193][ T32] r5:84fe4800 r4:8291a680 [ 1330.581227][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.581299][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.581375][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b9e08 [ 1330.581401][ T32] r4:00000000 [ 1330.581421][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1330.581458][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1330.581493][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.581564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850403c0 [ 1330.581619][ T32] r4:00000000 [ 1330.581669][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.581718][ T32] r9:83018005 r8:84fe4800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1330.581741][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.581812][ T32] r5:00001000 r4:dfa93000 [ 1330.581837][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.581878][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.581948][ T32] r5:85099f8c r4:85099c00 [ 1330.581992][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.582043][ T32] r7:dddced80 r6:83018000 r5:85099f8c r4:85030700 [ 1330.582095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.582175][ T32] r10:61c88647 r9:84fe4800 r8:8503072c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.582203][ T32] r4:85030700 [ 1330.582222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.582267][ T32] r10:00000000 r9:85030700 r8:80287e08 r7:ea9c1e60 r6:85042380 r5:84fe4800 [ 1330.582290][ T32] r4:00000001 [ 1330.582344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.582383][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1330.582411][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.582439][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.582466][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.582494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.582516][ T32] r4:85040140 [ 1330.582819][ T32] INFO: task kworker/0:270:4075 is blocked on a mutex likely owned by task kworker/0:172:3776. ** 1 printk messages dropped ** [ 1330.582907][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.583275][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 ** 8 printk messages dropped ** [ 1330.583536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 9 printk messages dropped ** [ 1330.583863][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 ** 5 printk messages dropped ** [ 1330.584174][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1330.584275][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.584689][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.585173][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.585465][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.585615][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.585754][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.602708][ T32] r10:61c88647 r9:84fe3c00 r8:850307ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1330.603001][ T32] Exception stack(0xe8925fb0 to 0xe8925ff8) ** 4 printk messages dropped ** [ 1330.603274][ T32] r4:85040140 ** 3 printk messages dropped ** [ 1330.603990][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.604202][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 5 printk messages dropped ** [ 1330.604520][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1330.604892][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.605234][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1330.605799][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 6 printk messages dropped ** [ 1330.619065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1330.619348][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1330.619522][ T32] r10:8291a684 r9:ea9e5d84 r8:00000002 r7:60000113 r6:ea9e5d8c r5:84fe6c00 [ 1330.619546][ T32] r4:84fe6c00 [ 1330.619565][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1330.619608][ T32] r5:84fe6c00 r4:8291a680 [ 1330.619628][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.619667][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.619710][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e5e08 [ 1330.619732][ T32] r4:00000000 [ 1330.619751][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1330.619817][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1330.619890][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.619941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85040500 [ 1330.619967][ T32] r4:00000000 [ 1330.620015][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.620067][ T32] r9:83018005 r8:84fe6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1330.620090][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.620133][ T32] r5:00001000 r4:dfcb5000 [ 1330.620153][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.620192][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.620233][ T32] r5:8509a38c r4:8509a000 [ 1330.620253][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.620300][ T32] r7:dddced80 r6:83018000 r5:8509a38c r4:85030800 [ 1330.620320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.620367][ T32] r10:61c88647 r9:84fe6c00 r8:8503082c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.620390][ T32] r4:85030800 [ 1330.620410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.620485][ T32] r10:00000000 r9:85030800 r8:80287e08 r7:e06b9e60 r6:85042480 r5:84fe6c00 [ 1330.620512][ T32] r4:00000001 [ 1330.620531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.620567][ T32] Exception stack(0xea9e5fb0 to 0xea9e5ff8) [ 1330.620594][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.620621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.620647][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.620706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.620732][ T32] r4:85040400 [ 1330.621177][ T32] INFO: task kworker/0:272:4080 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.621214][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.621271][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.621351][ T32] Call trace: [ 1330.621409][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.621468][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.621492][ T32] r4:00000000 [ 1330.621511][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.621596][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1330.621628][ T32] 5d20: c5d86000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1330.621658][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1330.621685][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1330.621710][ T32] r5:800d0013 r4:80239bb0 [ 1330.621730][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.621771][ T32] r4:82ac21e4 [ 1330.621791][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.621870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1330.621897][ T32] r4:e0595dc0 [ 1330.621917][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.621979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1330.622007][ T32] r4:00000000 [ 1330.622027][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.622102][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.622198][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.622276][ T32] r5:00001000 r4:e00c1000 [ 1330.622331][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.622405][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.622452][ T32] r5:84f0c78c r4:84f0c400 [ 1330.622473][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.622520][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1330.622541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.622587][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.622610][ T32] r4:84ddad00 [ 1330.622629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.622705][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1330.622738][ T32] r4:00000001 [ 1330.622760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.622798][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1330.622831][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.622859][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.622885][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.622913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.622934][ T32] r4:84cfd440 [ 1330.622955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1330.623218][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.623458][ T32] r5:84fe6000 r4:8291a680 ** 2 printk messages dropped ** [ 1330.623558][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e9e08 ** 6 printk messages dropped ** [ 1330.623750][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1330.624007][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.624218][ T32] r10:61c88647 r9:84fe6000 r8:850308ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1330.624327][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.624495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1330.625301][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 ** 6 printk messages dropped ** [ 1330.625535][ T32] r5:800d0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1330.625659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 ** 9 printk messages dropped ** [ 1330.644994][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.645407][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 4 printk messages dropped ** [ 1330.645553][ T32] r4:84cfd440 ** 4 printk messages dropped ** [ 1330.645736][ T32] task:kworker/0:274 state:D stack:0 pid:4083 tgid:4083 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.650498][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.650640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85040a80 [ 1330.650662][ T32] r4:00000000 [ 1330.650711][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.650764][ T32] r9:83018005 r8:84fe3000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1330.650787][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.650839][ T32] r5:00001000 r4:e00b7000 [ 1330.650860][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.650900][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.650958][ T32] r5:8509b38c r4:8509b000 [ 1330.651066][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.651131][ T32] r7:dddced80 r6:83018000 r5:8509b38c r4:85030900 [ 1330.651184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.651266][ T32] r10:61c88647 r9:84fe3000 r8:8503092c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.651293][ T32] r4:85030900 [ 1330.651314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.651362][ T32] r10:00000000 r9:85030900 r8:80287e08 r7:ea9e9e60 r6:85042580 r5:84fe3000 [ 1330.651416][ T32] r4:00000001 [ 1330.651441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.651507][ T32] Exception stack(0xea9f1fb0 to 0xea9f1ff8) [ 1330.651541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.651570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.651596][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.651699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.651726][ T32] r4:85040680 [ 1330.652184][ T32] INFO: task kworker/0:274:4083 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.652222][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.652285][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.652330][ T32] Call trace: [ 1330.652392][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.652451][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.652475][ T32] r4:00000000 [ 1330.652496][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.652537][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1330.652565][ T32] 5d20: c6454000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1330.652594][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1330.652619][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1330.652642][ T32] r5:800d0013 r4:80239bb0 [ 1330.652661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.652702][ T32] r4:82ac21e4 [ 1330.652722][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.652765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1330.652787][ T32] r4:e0595dc0 [ 1330.652821][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.652865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1330.652887][ T32] r4:00000000 [ 1330.652906][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.652950][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.652972][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.653016][ T32] r5:00001000 r4:e00c1000 [ 1330.653036][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.653115][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.653163][ T32] r5:84f0c78c r4:84f0c400 [ 1330.653183][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.653229][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1330.653250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.653297][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.653320][ T32] r4:84ddad00 [ 1330.653339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.653383][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1330.653445][ T32] r4:00000001 [ 1330.653469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.653508][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1330.653534][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.653595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.653626][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.653656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.653678][ T32] r4:84cfd440 [ 1330.653700][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1330.653910][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.654465][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f5e08 ** 9 printk messages dropped ** [ 1330.654924][ T32] r5:00001000 r4:dfdab000 ** 1 printk messages dropped ** [ 1330.655029][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.655358][ T32] r10:61c88647 r9:850d8000 r8:850309ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1330.655714][ T32] r4:85040680 ** 5 printk messages dropped ** [ 1330.672673][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 ** 6 printk messages dropped ** [ 1330.672918][ T32] r5:800d0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1330.673179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1330.673202][ T32] r4:00000000 [ 1330.673221][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.673267][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.673290][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.673332][ T32] r5:00001000 r4:e00c1000 [ 1330.673384][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.673429][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.673487][ T32] r5:84f0c78c r4:84f0c400 [ 1330.673542][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.673628][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1330.673666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.673743][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.673769][ T32] r4:84ddad00 [ 1330.673821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.673874][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1330.673920][ T32] r4:00000001 [ 1330.673945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.674006][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1330.674033][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.674062][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.674088][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.674185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.674212][ T32] r4:84cfd440 [ 1330.674237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.674269][ T32] INFO: task kworker/0:276:4086 blocked for more than 457 seconds. [ 1330.674303][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.674348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.674374][ T32] task:kworker/0:276 state:D stack:0 pid:4086 tgid:4086 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.674420][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.674462][ T32] Call trace: [ 1330.674496][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1330.674547][ T32] r10:8291a684 r9:ea9fdd84 r8:00000002 r7:60000113 r6:ea9fdd8c r5:850d9800 [ 1330.674570][ T32] r4:850d9800 [ 1330.674622][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1330.674727][ T32] r5:850d9800 r4:8291a680 [ 1330.674759][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.674839][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.674917][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9fde08 [ 1330.674944][ T32] r4:00000000 [ 1330.674964][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1330.675036][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1330.675104][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.675151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85040980 [ 1330.675175][ T32] r4:00000000 [ 1330.675195][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.675243][ T32] r9:83018005 r8:850d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1330.675267][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.675310][ T32] r5:00001000 r4:dff9b000 [ 1330.675360][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.675406][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.675479][ T32] r5:8509af8c r4:8509ac00 [ 1330.675503][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.675549][ T32] r7:dddced80 r6:83018000 r5:8509af8c r4:85030a00 [ 1330.675584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1330.675766][ T32] r10:00000000 r9:85030a00 r8:80287e08 r7:ea9f1e60 r6:85042680 r5:850d9800 ** 7 printk messages dropped ** [ 1330.688445][ T32] r4:85040740 ** 3 printk messages dropped ** [ 1330.689139][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.689384][ T32] 5d20: c6f80000 e00a5000 00000001 80239b98 7f379000 00000001 ** 7 printk messages dropped ** [ 1330.689640][ T32] r4:e0595dc0 ** 3 printk messages dropped ** [ 1330.689849][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1330.690303][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1330.690546][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.690878][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.691388][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1330.691667][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1330.691846][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1330.692133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1330.692526][ T32] r4:85040a00 ** 5 printk messages dropped ** [ 1330.693205][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 ** 10 printk messages dropped ** [ 1330.693605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 ** 10 printk messages dropped ** [ 1330.694129][ T32] r5:84f0c78c r4:84f0c400 ** 4 printk messages dropped ** [ 1330.694439][ T32] r4:84ddad00 [ 1330.694462][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.694513][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1330.694569][ T32] r4:00000001 [ 1330.694593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.694630][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1330.694725][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.694764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.694792][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.694864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.694891][ T32] r4:84cfd440 [ 1330.694944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.695003][ T32] INFO: task kworker/0:278:4091 blocked for more than 457 seconds. [ 1330.695037][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.695078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.695104][ T32] task:kworker/0:278 state:D stack:0 pid:4091 tgid:4091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.695150][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.695228][ T32] Call trace: [ 1330.695259][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1330.695308][ T32] r10:8291a684 r9:eaa19d84 r8:00000002 r7:60000113 r6:eaa19d8c r5:850db000 [ 1330.695363][ T32] r4:850db000 [ 1330.695388][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1330.695431][ T32] r5:850db000 r4:8291a680 [ 1330.695451][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.695489][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.695530][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa19e08 [ 1330.695552][ T32] r4:00000000 [ 1330.695605][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1330.695648][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1330.695686][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.695727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85040c40 [ 1330.695749][ T32] r4:00000000 [ 1330.695768][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.695870][ T32] r9:83018005 r8:850db000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1330.710319][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.710443][ T32] r5:00001000 r4:e061d000 [ 1330.710473][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.710549][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.710600][ T32] r5:8509bb8c r4:8509b800 [ 1330.710622][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.710670][ T32] r7:dddced80 r6:83018000 r5:8509bb8c r4:85030b00 [ 1330.710691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.710738][ T32] r10:61c88647 r9:850db000 r8:85030b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.710761][ T32] r4:85030b00 [ 1330.710781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.710843][ T32] r10:00000000 r9:85030b00 r8:80287e08 r7:eaa11e60 r6:85042780 r5:850db000 [ 1330.710866][ T32] r4:00000001 [ 1330.710885][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.710955][ T32] Exception stack(0xeaa19fb0 to 0xeaa19ff8) [ 1330.710993][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.711060][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.711092][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.711154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.711181][ T32] r4:85040b00 [ 1330.711623][ T32] INFO: task kworker/0:278:4091 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.711699][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.711813][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.711907][ T32] Call trace: [ 1330.712005][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.712077][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.712105][ T32] r4:00000000 [ 1330.712139][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.712212][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1330.712284][ T32] 5d20: c722d000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1330.712412][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1330.712546][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1330.712641][ T32] r5:800d0013 r4:80239bb0 [ 1330.712750][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.713016][ T32] r4:82ac21e4 [ 1330.713494][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.713592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 ** 2 printk messages dropped ** [ 1330.714010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 9 printk messages dropped ** [ 1330.715767][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 ** 7 printk messages dropped ** [ 1330.738901][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 4 printk messages dropped ** [ 1330.739343][ T32] r4:84cfd440 ** 4 printk messages dropped ** [ 1330.739760][ T32] task:kworker/0:279 state:D stack:0 pid:4092 tgid:4092 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1330.741397][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.742402][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.742661][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.743137][ T32] r4:85030b80 ** 4 printk messages dropped ** [ 1330.743904][ T32] Exception stack(0xeaa1dfb0 to 0xeaa1dff8) ** 4 printk messages dropped ** [ 1330.744433][ T32] r4:85040b00 ** 3 printk messages dropped ** [ 1330.773208][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.774192][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 7 printk messages dropped ** [ 1330.774915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 ** 8 printk messages dropped ** [ 1330.787408][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1330.788723][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.789190][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1330.790361][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1330.790916][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.791028][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa05e08 [ 1330.791120][ T32] r4:00000000 [ 1330.791177][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1330.791313][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1330.791541][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.791645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85040e00 [ 1330.791702][ T32] r4:00000000 [ 1330.791751][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.791864][ T32] r9:83018005 r8:850da400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.791916][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.792012][ T32] r5:00001000 r4:e068b000 [ 1330.792520][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.792617][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.792704][ T32] r5:8514c78c r4:8514c400 [ 1330.792748][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.792859][ T32] r7:dddced80 r6:83018000 r5:8514c78c r4:85030c00 [ 1330.792912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.793189][ T32] r10:61c88647 r9:850da400 r8:85030c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.793255][ T32] r4:85030c00 [ 1330.793300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.793745][ T32] r10:00000000 r9:85030c00 r8:80287e08 r7:eaa1de60 r6:85042880 r5:850da400 [ 1330.793829][ T32] r4:00000001 [ 1330.793978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.794533][ T32] Exception stack(0xeaa05fb0 to 0xeaa05ff8) [ 1330.794600][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.795053][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.795106][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.795296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.795338][ T32] r4:85040c80 [ 1330.818723][ T32] INFO: task kworker/0:280:4094 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.819071][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.819375][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.819698][ T32] Call trace: [ 1330.819781][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.819915][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.820054][ T32] r4:00000000 [ 1330.820520][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.820702][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1330.820920][ T32] 5d20: c7e95000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1330.821002][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1330.821068][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1330.821128][ T32] r5:800d0013 r4:80239bb0 [ 1330.821190][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.821982][ T32] r4:82ac21e4 [ 1330.822093][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.822214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1330.822248][ T32] r4:e0595dc0 [ 1330.822271][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.822363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1330.822429][ T32] r4:00000000 [ 1330.822455][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.822505][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.822528][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.822611][ T32] r5:00001000 r4:e00c1000 [ 1330.822636][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.822706][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.822787][ T32] r5:84f0c78c r4:84f0c400 [ 1330.822856][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.822911][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1330.822932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.823010][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.823037][ T32] r4:84ddad00 [ 1330.823063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.823111][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1330.823134][ T32] r4:00000001 [ 1330.823191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.823233][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1330.823330][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.823363][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.823427][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.823459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1330.823664][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1330.823957][ T32] r10:8291a684 r9:eaa29d84 r8:00000002 r7:60000113 r6:eaa29d8c r5:850dc800 ** 6 printk messages dropped ** [ 1330.824334][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.824511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504c8c0 ** 6 printk messages dropped ** [ 1330.824989][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.825259][ T32] r10:61c88647 r9:850dc800 r8:85030cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1330.825568][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.846902][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.847149][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 7 printk messages dropped ** [ 1330.847376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 ** 8 printk messages dropped ** [ 1330.847788][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1330.848207][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.848461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1330.848852][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1330.849275][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.849361][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1330.849400][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.849441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85110040 [ 1330.849488][ T32] r4:00000000 [ 1330.849576][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.849652][ T32] r9:83018005 r8:850dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1330.849710][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.849756][ T32] r5:00001000 r4:e06a5000 [ 1330.849858][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.849902][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.849943][ T32] r5:8514cb8c r4:8514c800 [ 1330.850049][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.850100][ T32] r7:dddced80 r6:83018000 r5:8514cb8c r4:85030d00 [ 1330.850145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.850196][ T32] r10:61c88647 r9:850dd400 r8:85030d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.850220][ T32] r4:85030d00 [ 1330.850298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.850347][ T32] r10:00000000 r9:85030d00 r8:80287e08 r7:eaa05e60 r6:85042980 r5:850dd400 [ 1330.850370][ T32] r4:00000001 [ 1330.850388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.850470][ T32] Exception stack(0xeaa31fb0 to 0xeaa31ff8) [ 1330.850529][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.850588][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.850655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.850733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.850768][ T32] r4:84ceba40 [ 1330.851257][ T32] INFO: task kworker/0:282:4099 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.851304][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.851363][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.851408][ T32] Call trace: [ 1330.851493][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.851575][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.851650][ T32] r4:00000000 [ 1330.851708][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.851841][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1330.851884][ T32] 5d20: c847c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1330.851961][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1330.852023][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1330.852078][ T32] r5:800d0013 r4:80239bb0 [ 1330.852150][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.852209][ T32] r4:82ac21e4 [ 1330.852233][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.852302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1330.852329][ T32] r4:e0595dc0 [ 1330.852348][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.852401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1330.852427][ T32] r4:00000000 [ 1330.852447][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.852492][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.852541][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.852594][ T32] r5:00001000 r4:e00c1000 [ 1330.852641][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.852730][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.852820][ T32] r5:84f0c78c r4:84f0c400 [ 1330.852871][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.852949][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1330.853003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.853059][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.853082][ T32] r4:84ddad00 [ 1330.853100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.853145][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1330.853194][ T32] r4:00000001 [ 1330.853267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.853307][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1330.853333][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.853361][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.853387][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.853417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.853450][ T32] r4:84cfd440 [ 1330.853475][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.853500][ T32] INFO: task kworker/0:283:4100 blocked for more than 457 seconds. [ 1330.853529][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.853552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.853623][ T32] task:kworker/0:283 state:D stack:0 pid:4100 tgid:4100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.853711][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.853803][ T32] Call trace: [ 1330.853909][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1330.854002][ T32] r10:8291a684 r9:eaa35d84 r8:00000002 r7:60000113 r6:eaa35d8c r5:850dec00 [ 1330.854080][ T32] r4:850dec00 [ 1330.854107][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1330.854151][ T32] r5:850dec00 r4:8291a680 [ 1330.854200][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.854245][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.854334][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa35e08 [ 1330.854366][ T32] r4:00000000 [ 1330.854428][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1330.854469][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1330.854567][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.854614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85110240 [ 1330.854650][ T32] r4:00000000 [ 1330.854724][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.854807][ T32] r9:83018005 r8:850dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 ** 3 printk messages dropped ** [ 1330.855024][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.855080][ T32] r5:8514d38c r4:8514d000 ** 1 printk messages dropped ** [ 1330.855178][ T32] r7:dddced80 r6:83018000 r5:8514d38c r4:85030d80 ** 3 printk messages dropped ** [ 1330.855356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1330.855687][ T32] r4:84ceba40 ** 5 printk messages dropped ** [ 1330.883248][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 ** 6 printk messages dropped ** [ 1330.883555][ T32] r5:800d0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1330.883789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 ** 12 printk messages dropped ** [ 1330.884504][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 ** 5 printk messages dropped ** [ 1330.884827][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1330.884940][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.885350][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.885765][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.899246][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.899363][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.899662][ T32] r10:61c88647 r9:850c6000 r8:85030e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1330.899897][ T32] r4:00000001 [ 1330.899918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.900019][ T32] Exception stack(0xeaa25fb0 to 0xeaa25ff8) [ 1330.900061][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.900090][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.900127][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.900159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.900181][ T32] r4:85110000 [ 1330.900630][ T32] INFO: task kworker/0:284:4102 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.900692][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.900858][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.900936][ T32] Call trace: [ 1330.900976][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.901066][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.901108][ T32] r4:00000000 [ 1330.901230][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.901339][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1330.901372][ T32] 5d20: c8f91000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1330.901402][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1330.901427][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1330.901508][ T32] r5:800d0013 r4:80239bb0 [ 1330.901563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.901611][ T32] r4:82ac21e4 [ 1330.901632][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.901702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1330.901731][ T32] r4:e0595dc0 [ 1330.901751][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.901832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1330.901861][ T32] r4:00000000 [ 1330.901925][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.902000][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.902022][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.902065][ T32] r5:00001000 r4:e00c1000 [ 1330.902085][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.902167][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.902216][ T32] r5:84f0c78c r4:84f0c400 [ 1330.902236][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.902282][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1330.902331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.902426][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.902453][ T32] r4:84ddad00 [ 1330.902498][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.902580][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1330.902616][ T32] r4:00000001 [ 1330.902665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.902706][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1330.902734][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.902762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.902806][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.902852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.902878][ T32] r4:84cfd440 [ 1330.902901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1330.903149][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.903525][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.903918][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.904051][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.904093][ T32] r5:8514d78c r4:8514d400 ** 2 printk messages dropped ** [ 1330.904263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1330.904629][ T32] Exception stack(0xeaa39fb0 to 0xeaa39ff8) ** 6 printk messages dropped ** [ 1330.905146][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1330.905730][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1330.926739][ T32] r4:00000000 [ 1330.926759][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.926822][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.926847][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.926895][ T32] r5:00001000 r4:e00c1000 [ 1330.926915][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.927006][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.927093][ T32] r5:84f0c78c r4:84f0c400 [ 1330.927121][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.927173][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1330.927221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.927327][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.927357][ T32] r4:84ddad00 [ 1330.927423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.927515][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1330.927557][ T32] r4:00000001 [ 1330.927582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.927622][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1330.927684][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.927744][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.927775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.927811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.927862][ T32] r4:84cfd440 [ 1330.927890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.927923][ T32] INFO: task kworker/0:286:4106 blocked for more than 457 seconds. [ 1330.927959][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.927984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.928007][ T32] task:kworker/0:286 state:D stack:0 pid:4106 tgid:4106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.928065][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.928177][ T32] Call trace: [ 1330.928307][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1330.928395][ T32] r10:8291a684 r9:ea9d1d84 r8:00000002 r7:60000113 r6:ea9d1d8c r5:850c3c00 [ 1330.928431][ T32] r4:850c3c00 [ 1330.928451][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1330.928610][ T32] r5:850c3c00 r4:8291a680 [ 1330.928670][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.928715][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.928759][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d1e08 [ 1330.928813][ T32] r4:00000000 [ 1330.928864][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1330.928930][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1330.928971][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.929125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851105c0 [ 1330.929184][ T32] r4:00000000 [ 1330.929207][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.929254][ T32] r9:83018005 r8:850c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 3 printk messages dropped ** [ 1330.929438][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.929479][ T32] r5:8514db8c r4:8514d800 [ 1330.929500][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.929675][ T32] r10:61c88647 r9:850c3c00 r8:8511302c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1330.930216][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.930948][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.931309][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 5 printk messages dropped ** [ 1330.931603][ T32] r4:82ac21e4 [ 1330.931638][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.931714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1330.931739][ T32] r4:e0595dc0 [ 1330.931759][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.931921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1330.931949][ T32] r4:00000000 [ 1330.931999][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.932053][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.932077][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.932153][ T32] r5:00001000 r4:e00c1000 [ 1330.932241][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.932311][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.932359][ T32] r5:84f0c78c r4:84f0c400 [ 1330.932408][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.932461][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1330.932511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.932589][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.932617][ T32] r4:84ddad00 [ 1330.932636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.932722][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1330.932749][ T32] r4:00000001 [ 1330.932768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.932816][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1330.932873][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.932908][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.932934][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.932965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.933032][ T32] r4:84cfd440 [ 1330.933088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.933155][ T32] INFO: task kworker/1:208:4108 blocked for more than 457 seconds. [ 1330.933218][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.933256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.933282][ T32] task:kworker/1:208 state:D stack:0 pid:4108 tgid:4108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.933382][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.933456][ T32] Call trace: [ 1330.933519][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1330.933599][ T32] r10:8291a684 r9:eaa45d84 r8:00000002 r7:60000113 r6:eaa45d8c r5:850de000 [ 1330.933626][ T32] r4:850de000 [ 1330.933651][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1330.933695][ T32] r5:850de000 r4:8291a680 [ 1330.933741][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.933789][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.933902][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa45e08 ** 2 printk messages dropped ** [ 1330.934156][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1330.934271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509e800 [ 1330.934298][ T32] r4:00000000 [ 1330.934320][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.934365][ T32] r9:83018205 r8:850de000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1330.934386][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.934428][ T32] r5:00001000 r4:e48a4000 [ 1330.934447][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.934524][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.934618][ T32] r5:8500378c r4:85003400 [ 1330.934641][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.934687][ T32] r7:ddde2d80 r6:83018200 r5:8500378c r4:85042a80 [ 1330.934747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.934804][ T32] r10:61c88647 r9:850de000 r8:85042aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.934828][ T32] r4:85042a80 [ 1330.934874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.934925][ T32] r10:00000000 r9:85042a80 r8:80287e08 r7:e48e5e60 r6:85042b00 r5:850de000 [ 1330.934947][ T32] r4:00000001 [ 1330.934994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.935032][ T32] Exception stack(0xeaa45fb0 to 0xeaa45ff8) [ 1330.935059][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.935087][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.935147][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.935230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.935285][ T32] r4:8509e5c0 [ 1330.935590][ T32] INFO: task kworker/1:208:4108 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.935626][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.935848][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.956279][ T32] Call trace: [ 1330.956326][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.956452][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.956512][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.956649][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 3 printk messages dropped ** [ 1330.956869][ T32] r5:800d0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1330.957200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 9 printk messages dropped ** [ 1330.957779][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 ** 5 printk messages dropped ** [ 1330.958047][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1330.958224][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.958634][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.959149][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1330.959551][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.959929][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.959975][ T32] r5:8514df8c r4:8514dc00 ** 3 printk messages dropped ** [ 1330.960167][ T32] r10:61c88647 r9:850e1800 r8:8511312c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1330.960455][ T32] Exception stack(0xeaa51fb0 to 0xeaa51ff8) ** 6 printk messages dropped ** [ 1330.961239][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.961764][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 7 printk messages dropped ** [ 1330.962062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 12 printk messages dropped ** [ 1330.962555][ T32] r4:84ddad00 ** 4 printk messages dropped ** [ 1330.962723][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 4 printk messages dropped ** [ 1330.962925][ T32] r4:84cfd440 ** 5 printk messages dropped ** [ 1330.963158][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.963235][ T32] Call trace: [ 1330.963338][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1330.963425][ T32] r10:8291a684 r9:eaa5dd84 r8:00000002 r7:60000013 r6:eaa5dd8c r5:850e0c00 [ 1330.963452][ T32] r4:850e0c00 [ 1330.963509][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1330.963556][ T32] r5:850e0c00 r4:8291a680 [ 1330.963630][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.963676][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.963720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa5de08 [ 1330.963743][ T32] r4:00000000 [ 1330.963762][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1330.963803][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1330.963839][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.963882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851107c0 [ 1330.963921][ T32] r4:00000000 [ 1330.963944][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.963989][ T32] r9:83018005 r8:850e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1330.964011][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.964054][ T32] r5:00001000 r4:e07b1000 [ 1330.964074][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1330.964111][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.964153][ T32] r5:8514e38c r4:8514e000 [ 1330.964173][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.964217][ T32] r7:dddced80 r6:83018000 r5:8514e38c r4:85113180 [ 1330.964262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.964331][ T32] r10:61c88647 r9:850e0c00 r8:851131ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.964354][ T32] r4:85113180 [ 1330.964435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.964500][ T32] r10:00000000 r9:85113180 r8:80287e08 r7:eaa51e60 r6:85042c00 r5:850e0c00 [ 1330.964529][ T32] r4:00000001 [ 1330.964576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.964616][ T32] Exception stack(0xeaa5dfb0 to 0xeaa5dff8) [ 1330.964643][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.964671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.964697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.964753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.964779][ T32] r4:851106c0 [ 1330.965086][ T32] INFO: task kworker/0:288:4114 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1330.965122][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.965179][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.965250][ T32] Call trace: [ 1330.965314][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.965403][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1330.965432][ T32] r4:00000000 [ 1330.965451][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.965529][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1330.965560][ T32] 5d20: c9aee000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1330.965590][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1330.965614][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1330.965637][ T32] r5:800d0013 r4:80239bb0 [ 1330.965720][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.965846][ T32] r4:82ac21e4 [ 1330.996481][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.996584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1330.996613][ T32] r4:e0595dc0 [ 1330.996634][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1330.996729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1330.996757][ T32] r4:00000000 [ 1330.996779][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1330.996840][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.996963][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1330.997021][ T32] r5:00001000 r4:e00c1000 [ 1330.997045][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1330.997441][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1330.997786][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.998227][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.998509][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1330.998852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851109c0 ** 6 printk messages dropped ** [ 1330.999125][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.999280][ T32] r7:dddced80 r6:83018000 r5:8514e78c r4:85113200 ** 3 printk messages dropped ** [ 1330.999441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1330.999830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1331.000564][ T32] Call trace: [ 1331.000599][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.000653][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.000676][ T32] r4:00000000 [ 1331.000723][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.000769][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.000838][ T32] 5d20: ca62b000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.000873][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.000936][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.001061][ T32] r5:800d0013 r4:80239bb0 [ 1331.001089][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.001173][ T32] r4:82ac21e4 [ 1331.001219][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.001265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.001288][ T32] r4:e0595dc0 [ 1331.001309][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.001350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.001499][ T32] r4:00000000 [ 1331.001525][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.001572][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.001594][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.001661][ T32] r5:00001000 r4:e00c1000 [ 1331.001705][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.001749][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.001791][ T32] r5:84f0c78c r4:84f0c400 [ 1331.001843][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.001981][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.002033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.002089][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.002185][ T32] r4:84ddad00 [ 1331.002237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.002289][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.002311][ T32] r4:00000001 [ 1331.002365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.002407][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.002433][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.002523][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.002554][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.002583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.002605][ T32] r4:84cfd440 [ 1331.002625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.002677][ T32] INFO: task kworker/0:290:4117 blocked for more than 457 seconds. [ 1331.002710][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.002735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.002785][ T32] task:kworker/0:290 state:D stack:0 pid:4117 tgid:4117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.002896][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.003288][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1331.003672][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.003909][ T32] r5:8514eb8c r4:8514e800 [ 1331.003928][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.003971][ T32] r7:dddced80 r6:83018000 r5:8514eb8c r4:85113280 ** 1 printk messages dropped ** [ 1331.004036][ T32] r10:61c88647 r9:850e3c00 r8:851132ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1331.004308][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.004865][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.005066][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 5 printk messages dropped ** [ 1331.005296][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1331.005379][ T32] r4:e0595dc0 ** 5 printk messages dropped ** [ 1331.005563][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.028505][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1331.028792][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.029118][ T32] task:kworker/0:291 state:D stack:0 pid:4119 tgid:4119 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.029490][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1331.029808][ T32] r9:83018005 r8:850e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1331.030278][ T32] r5:8514ef8c r4:8514ec00 [ 1331.030304][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.030351][ T32] r7:dddced80 r6:83018000 r5:8514ef8c r4:85113300 [ 1331.030371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.030418][ T32] r10:61c88647 r9:850e2400 r8:8511332c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.030440][ T32] r4:85113300 [ 1331.030460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.030505][ T32] r10:00000000 r9:85113300 r8:80287e08 r7:eaa69e60 r6:85042d80 r5:850e2400 [ 1331.030526][ T32] r4:00000001 [ 1331.030609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.030677][ T32] Exception stack(0xeaa6dfb0 to 0xeaa6dff8) [ 1331.030708][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.030736][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.030763][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.030791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.030820][ T32] r4:85110b80 [ 1331.031303][ T32] INFO: task kworker/0:291:4119 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.031375][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.031444][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.031577][ T32] Call trace: [ 1331.031613][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.031694][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.031727][ T32] r4:00000000 [ 1331.031770][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.031847][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.031877][ T32] 5d20: cac54000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.031905][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.031930][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.031956][ T32] r5:800d0013 r4:80239bb0 [ 1331.031977][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.032020][ T32] r4:82ac21e4 [ 1331.032040][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.032103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.032169][ T32] r4:e0595dc0 [ 1331.032192][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.032261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.032316][ T32] r4:00000000 [ 1331.032340][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.032387][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.032409][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.032491][ T32] r5:00001000 r4:e00c1000 [ 1331.032518][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.032562][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.032607][ T32] r5:84f0c78c r4:84f0c400 [ 1331.032627][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.032688][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.032726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.032824][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.032856][ T32] r4:84ddad00 [ 1331.032927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.032979][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.033002][ T32] r4:00000001 [ 1331.033033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.033081][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.033109][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.033142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.033171][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.033230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.033257][ T32] r4:84cfd440 [ 1331.033333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.033363][ T32] INFO: task kworker/0:292:4121 blocked for more than 457 seconds. [ 1331.033421][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.033477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.033535][ T32] task:kworker/0:292 state:D stack:0 pid:4121 tgid:4121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.033657][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.033821][ T32] Call trace: [ 1331.033920][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.034059][ T32] r10:8291a684 r9:eaa75d84 r8:00000002 r7:60000113 r6:eaa75d8c r5:850e5400 [ 1331.034126][ T32] r4:850e5400 [ 1331.034179][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.034228][ T32] r5:850e5400 r4:8291a680 [ 1331.034314][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.034358][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.034402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa75e08 ** 2 printk messages dropped ** [ 1331.034628][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.035247][ T32] r5:8514f78c r4:8514f400 [ 1331.035268][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.035314][ T32] r7:dddced80 r6:83018000 r5:8514f78c r4:85113400 [ 1331.035335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.035380][ T32] r10:61c88647 r9:850e5400 r8:8511342c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.035403][ T32] r4:85113400 [ 1331.035423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.035509][ T32] r10:00000000 r9:85113400 r8:80287e08 r7:eaa6de60 r6:85042e00 r5:850e5400 [ 1331.035534][ T32] r4:00000001 [ 1331.035554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.035606][ T32] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1331.035654][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.035684][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.035713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.035778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.035913][ T32] r4:85110bc0 [ 1331.058892][ T32] INFO: task kworker/0:292:4121 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.058985][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.059101][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.059205][ T32] Call trace: [ 1331.059303][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.059397][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.059451][ T32] r4:00000000 [ 1331.059503][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.059551][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.059582][ T32] 5d20: cb1ab000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.059654][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.059686][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.059712][ T32] r5:800d0013 r4:80239bb0 [ 1331.059788][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.059875][ T32] r4:82ac21e4 [ 1331.059899][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.059944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.060010][ T32] r4:e0595dc0 [ 1331.060094][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.060141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 5 printk messages dropped ** [ 1331.060323][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1331.060698][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 5 printk messages dropped ** [ 1331.060903][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1331.061230][ T32] task:kworker/0:293 state:D stack:0 pid:4122 tgid:4122 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.061774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa65e08 ** 9 printk messages dropped ** [ 1331.062298][ T32] r5:00001000 r4:e0805000 ** 2 printk messages dropped ** [ 1331.062430][ T32] r5:8514f38c r4:8514f000 [ 1331.062525][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.062689][ T32] r10:61c88647 r9:850c6c00 r8:851133ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1331.062872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.063439][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.064113][ T32] r5:800d0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1331.064259][ T32] r4:e0595dc0 ** 6 printk messages dropped ** [ 1331.064590][ T32] r5:00001000 r4:e00c1000 ** 5 printk messages dropped ** [ 1331.064854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1331.065304][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 6 printk messages dropped ** [ 1331.065592][ T32] INFO: task kworker/0:294:4125 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1331.090838][ T32] r4:84fd6000 ** 4 printk messages dropped ** [ 1331.091379][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa71e08 ** 8 printk messages dropped ** [ 1331.092404][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.092744][ T32] r5:8515078c r4:85150400 [ 1331.092796][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.092947][ T32] r7:dddced80 r6:83018000 r5:8515078c r4:85113500 [ 1331.093009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.093136][ T32] r10:61c88647 r9:84fd6000 r8:8511352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.093207][ T32] r4:85113500 [ 1331.093257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.093415][ T32] r10:00000000 r9:85113500 r8:80287e08 r7:eaa75e60 r6:85113580 r5:84fd6000 [ 1331.093484][ T32] r4:00000001 [ 1331.093591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.093777][ T32] Exception stack(0xeaa71fb0 to 0xeaa71ff8) [ 1331.093859][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.093928][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.094025][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.094104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.094157][ T32] r4:85110e40 [ 1331.095023][ T32] INFO: task kworker/0:294:4125 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.095169][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.095350][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.095596][ T32] Call trace: [ 1331.109809][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.110253][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.110347][ T32] r4:00000000 [ 1331.110444][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.110501][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.110619][ T32] 5d20: cb4ff000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.110658][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.110686][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.110713][ T32] r5:800d0013 r4:80239bb0 [ 1331.110812][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.110877][ T32] r4:82ac21e4 [ 1331.110899][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.110999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.111030][ T32] r4:e0595dc0 [ 1331.111052][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.111103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.111174][ T32] r4:00000000 [ 1331.111200][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.111264][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.111363][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.111464][ T32] r5:00001000 r4:e00c1000 [ 1331.111491][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.111536][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.111582][ T32] r5:84f0c78c r4:84f0c400 [ 1331.111603][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.111654][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.111677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.111758][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.111786][ T32] r4:84ddad00 [ 1331.111860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.111915][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.111940][ T32] r4:00000001 [ 1331.111961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.112051][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.112091][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.112121][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.112147][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.112176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.112198][ T32] r4:84cfd440 [ 1331.112225][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.112258][ T32] INFO: task kworker/0:295:4127 blocked for more than 457 seconds. [ 1331.112293][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.112400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.112433][ T32] task:kworker/0:295 state:D stack:0 pid:4127 tgid:4127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.112579][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.112674][ T32] Call trace: [ 1331.112709][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.112802][ T32] r10:8291a684 r9:eaa79d84 r8:00000002 r7:60000013 r6:eaa79d8c r5:850d0000 [ 1331.112831][ T32] r4:850d0000 [ 1331.112852][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.112895][ T32] r5:850d0000 r4:8291a680 [ 1331.112915][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.112956][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.113000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa79e08 [ 1331.113023][ T32] r4:00000000 [ 1331.113067][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.113233][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.113277][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1331.113432][ T32] r9:83018005 r8:850d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 ** 4 printk messages dropped ** [ 1331.113625][ T32] r5:8514fb8c r4:8514f800 [ 1331.113644][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.113718][ T32] r7:dddced80 r6:83018000 r5:8514fb8c r4:85113600 ** 2 printk messages dropped ** [ 1331.113848][ T32] r4:85113600 ** 5 printk messages dropped ** [ 1331.114219][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.115029][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.115460][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 6 printk messages dropped ** [ 1331.135736][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1331.137053][ T32] r5:00001000 r4:e00c1000 ** 5 printk messages dropped ** [ 1331.137515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1331.137929][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 6 printk messages dropped ** [ 1331.138346][ T32] INFO: task kworker/0:296:4128 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1331.139442][ T32] r5:850d0c00 r4:8291a680 ** 3 printk messages dropped ** [ 1331.139757][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.140023][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.140634][ T32] r5:8514ff8c r4:8514fc00 [ 1331.140725][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1331.140798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.140918][ T32] r10:61c88647 r9:850d0c00 r8:851136ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.140945][ T32] r4:85113680 [ 1331.140965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.141055][ T32] r10:00000000 r9:85113680 r8:80287e08 r7:eaa71e60 r6:85113780 r5:850d0c00 [ 1331.141116][ T32] r4:00000001 [ 1331.141139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.141177][ T32] Exception stack(0xeaa7dfb0 to 0xeaa7dff8) [ 1331.141252][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.141288][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.141315][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.141345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.141367][ T32] r4:851240c0 [ 1331.141883][ T32] INFO: task kworker/0:296:4128 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.142006][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.142087][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.142134][ T32] Call trace: [ 1331.142167][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.142221][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.142245][ T32] r4:00000000 [ 1331.142265][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.142370][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.142405][ T32] 5d20: cb93a000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.142437][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.142463][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.142487][ T32] r5:800d0013 r4:80239bb0 [ 1331.142508][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.142551][ T32] r4:82ac21e4 [ 1331.142571][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.142614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.142640][ T32] r4:e0595dc0 [ 1331.142678][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.142725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.142748][ T32] r4:00000000 [ 1331.142768][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.142814][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.142837][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.142879][ T32] r5:00001000 r4:e00c1000 [ 1331.142899][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.142940][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.142983][ T32] r5:84f0c78c r4:84f0c400 [ 1331.143003][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.143050][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.143077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.143126][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.143218][ T32] r4:84ddad00 [ 1331.143242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.143289][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.143311][ T32] r4:00000001 [ 1331.143398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.143440][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.143468][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.143516][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.143673][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.143793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.143821][ T32] r4:84cfd440 [ 1331.143844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.143917][ T32] INFO: task kworker/0:297:4131 blocked for more than 457 seconds. [ 1331.143953][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.143978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.144087][ T32] task:kworker/0:297 state:D stack:0 pid:4131 tgid:4131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.144139][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.144181][ T32] Call trace: [ 1331.144212][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.144261][ T32] r10:8291a684 r9:eaa81d84 r8:00000002 r7:60000013 r6:eaa81d8c r5:850d1800 [ 1331.144507][ T32] r4:850d1800 [ 1331.144535][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.144592][ T32] r5:850d1800 r4:8291a680 [ 1331.144616][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.144658][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.144752][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa81e08 [ 1331.144780][ T32] r4:00000000 [ 1331.144802][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.144840][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.144874][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.144949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85124340 ** 5 printk messages dropped ** [ 1331.145299][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1331.145387][ T32] r5:8515038c r4:85150000 [ 1331.145407][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1331.145608][ T32] r10:00000000 r9:85113800 r8:80287e08 r7:eaa71e60 r6:85113880 r5:850d1800 ** 8 printk messages dropped ** [ 1331.168541][ T32] INFO: task kworker/0:297:4131 is blocked on a mutex likely owned by task kworker/0:172:3776. ** 7 printk messages dropped ** [ 1331.169080][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 5 printk messages dropped ** [ 1331.169275][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1331.169361][ T32] r4:e0595dc0 ** 5 printk messages dropped ** [ 1331.169599][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1331.169922][ T32] r4:84ddad00 ** 2 printk messages dropped ** [ 1331.170139][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.170514][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1331.171406][ T32] r10:8291a684 r9:eaa49d84 r8:00000002 r7:60000013 r6:eaa49d8c r5:850d3000 ** 8 printk messages dropped ** [ 1331.171706][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.172284][ T32] r5:85150b8c r4:85150800 [ 1331.172304][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.172513][ T32] r4:85113900 ** 5 printk messages dropped ** [ 1331.172714][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.173294][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.173626][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 6 printk messages dropped ** [ 1331.173813][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1331.174487][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1331.174919][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 3 printk messages dropped ** [ 1331.175058][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.175113][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.175164][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.175197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.175220][ T32] r4:84cfd440 [ 1331.175271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.175301][ T32] INFO: task kworker/1:209:4135 blocked for more than 457 seconds. [ 1331.175330][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.175365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.175456][ T32] task:kworker/1:209 state:D stack:0 pid:4135 tgid:4135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.175508][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.175551][ T32] Call trace: [ 1331.175616][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.175667][ T32] r10:8291a684 r9:eaa8dd84 r8:00000002 r7:60000013 r6:eaa8dd8c r5:850d2400 [ 1331.175691][ T32] r4:850d2400 [ 1331.175711][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.175755][ T32] r5:850d2400 r4:8291a680 [ 1331.175820][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.175864][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.175908][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa8de08 [ 1331.176015][ T32] r4:00000000 [ 1331.209126][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.209215][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.209316][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.209368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512e700 [ 1331.209394][ T32] r4:00000000 [ 1331.209414][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.209463][ T32] r9:83018205 r8:850d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1331.209486][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.209599][ T32] r5:00001000 r4:dfe43000 [ 1331.209625][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.209666][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.209709][ T32] r5:84470b8c r4:84470800 [ 1331.209730][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.209795][ T32] r7:ddde2d80 r6:83018200 r5:84470b8c r4:85042e80 [ 1331.209894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.209993][ T32] r10:61c88647 r9:850d2400 r8:85042eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.210056][ T32] r4:85042e80 [ 1331.210098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.210152][ T32] r10:00000000 r9:85042e80 r8:80287e08 r7:eaa45e60 r6:85113a00 r5:850d2400 [ 1331.210177][ T32] r4:00000001 [ 1331.210250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.210297][ T32] Exception stack(0xeaa8dfb0 to 0xeaa8dff8) [ 1331.210343][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.210380][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.210445][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.210480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.210538][ T32] r4:8509eb40 [ 1331.211079][ T32] INFO: task kworker/1:209:4135 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.211194][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.211438][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.211555][ T32] Call trace: [ 1331.211752][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.211812][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.211841][ T32] r4:00000000 [ 1331.211957][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.212003][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.212033][ T32] 5d20: cc611000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.212156][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.212193][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.212220][ T32] r5:800d0013 r4:80239bb0 [ 1331.212241][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.212283][ T32] r4:82ac21e4 [ 1331.212304][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.212347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.212369][ T32] r4:e0595dc0 [ 1331.212388][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.212429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.212450][ T32] r4:00000000 [ 1331.212506][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.212611][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.212643][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.212698][ T32] r5:00001000 r4:e00c1000 [ 1331.212719][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.212759][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.212800][ T32] r5:84f0c78c r4:84f0c400 [ 1331.212823][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.212869][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.213080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1331.213322][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 7 printk messages dropped ** [ 1331.213907][ T32] r4:84cfd440 ** 5 printk messages dropped ** [ 1331.214562][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.215060][ T32] r4:850d3c00 ** 4 printk messages dropped ** [ 1331.215242][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa95e08 ** 4 printk messages dropped ** [ 1331.215597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512e000 ** 7 printk messages dropped ** [ 1331.222645][ T32] r5:85151b8c r4:85151800 [ 1331.222716][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.222919][ T32] r10:61c88647 r9:850d3c00 r8:85042f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.223353][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.224214][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 ** 8 printk messages dropped ** [ 1331.224547][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.224723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 8 printk messages dropped ** [ 1331.225071][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1331.225175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.225230][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.225255][ T32] r4:84ddad00 [ 1331.225308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.225362][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.225388][ T32] r4:00000001 [ 1331.225409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.225461][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.225491][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.225552][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.225615][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.225648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.225695][ T32] r4:84cfd440 [ 1331.225722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.225751][ T32] INFO: task kworker/0:299:4139 blocked for more than 457 seconds. [ 1331.225790][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.225817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.225843][ T32] task:kworker/0:299 state:D stack:0 pid:4139 tgid:4139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.240619][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.240757][ T32] Call trace: [ 1331.240829][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.240893][ T32] r10:8291a684 r9:eaa91d84 r8:00000002 r7:60000013 r6:eaa91d8c r5:850d5400 [ 1331.240918][ T32] r4:850d5400 [ 1331.240941][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.240985][ T32] r5:850d5400 r4:8291a680 [ 1331.241006][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.241050][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.241121][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa91e08 [ 1331.241183][ T32] r4:00000000 [ 1331.241213][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.241251][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.241292][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.241334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85124ac0 [ 1331.241356][ T32] r4:00000000 [ 1331.241375][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.241421][ T32] r9:83018005 r8:850d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1331.241444][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.241486][ T32] r5:00001000 r4:e8901000 [ 1331.241506][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.241545][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.241623][ T32] r5:85150f8c r4:85150c00 [ 1331.241647][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.241745][ T32] r7:dddced80 r6:83018000 r5:85150f8c r4:85113b00 [ 1331.241774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.241841][ T32] r10:61c88647 r9:850d5400 r8:85113b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.241868][ T32] r4:85113b00 [ 1331.241889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.241936][ T32] r10:00000000 r9:85113b00 r8:80287e08 r7:eaa49e60 r6:85113b80 r5:850d5400 [ 1331.241996][ T32] r4:00000001 [ 1331.242027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.242076][ T32] Exception stack(0xeaa91fb0 to 0xeaa91ff8) [ 1331.242106][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.242134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.242188][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.242894][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.243291][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 6 printk messages dropped ** [ 1331.243528][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1331.244044][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.244399][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 8 printk messages dropped ** [ 1331.244681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1331.245072][ T32] r4:850d6000 ** 4 printk messages dropped ** [ 1331.245271][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa85e08 ** 5 printk messages dropped ** [ 1331.245478][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.245703][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.245745][ T32] r5:8515138c r4:85151000 ** 2 printk messages dropped ** [ 1331.258131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1331.258472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.259247][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.259749][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 4 printk messages dropped ** [ 1331.259948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 ** 10 printk messages dropped ** [ 1331.260411][ T32] r5:84f0c78c r4:84f0c400 ** 4 printk messages dropped ** [ 1331.260573][ T32] r4:84ddad00 ** 4 printk messages dropped ** [ 1331.260826][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 5 printk messages dropped ** [ 1331.261046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.261099][ T32] INFO: task kworker/0:301:4143 blocked for more than 457 seconds. [ 1331.261169][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.261198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.261246][ T32] task:kworker/0:301 state:D stack:0 pid:4143 tgid:4143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.261299][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.261342][ T32] Call trace: [ 1331.261371][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.261449][ T32] r10:8291a684 r9:eaa89d84 r8:00000002 r7:60000013 r6:eaa89d8c r5:850d6c00 [ 1331.261539][ T32] r4:850d6c00 [ 1331.261602][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.261655][ T32] r5:850d6c00 r4:8291a680 [ 1331.261676][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.261717][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.261760][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa89e08 [ 1331.261783][ T32] r4:00000000 [ 1331.261828][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.261872][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.261908][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.261949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85124f40 [ 1331.262019][ T32] r4:00000000 [ 1331.262043][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.262091][ T32] r9:83018005 r8:850d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1331.262113][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.262154][ T32] r5:00001000 r4:dfa15000 [ 1331.262174][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.262213][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.262254][ T32] r5:8516478c r4:85164400 [ 1331.262300][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.262352][ T32] r7:dddced80 r6:83018000 r5:8516478c r4:85113d00 [ 1331.262373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.262473][ T32] r10:61c88647 r9:850d6c00 r8:85113d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.262500][ T32] r4:85113d00 [ 1331.262520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.262566][ T32] r10:00000000 r9:85113d00 r8:80287e08 r7:eaa85e60 r6:85113d80 r5:850d6c00 [ 1331.262588][ T32] r4:00000001 [ 1331.262607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.262643][ T32] Exception stack(0xeaa89fb0 to 0xeaa89ff8) [ 1331.262670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.262730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.262786][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.262915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.262968][ T32] r4:85124b80 [ 1331.263267][ T32] INFO: task kworker/0:301:4143 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.263301][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.263388][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.263432][ T32] Call trace: [ 1331.263489][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.263547][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.263572][ T32] r4:00000000 [ 1331.263592][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.263632][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.263688][ T32] 5d20: ccc8d000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.263722][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.263748][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.263771][ T32] r5:800d0013 r4:80239bb0 [ 1331.263792][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.263843][ T32] r4:82ac21e4 [ 1331.263864][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.263907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.263930][ T32] r4:e0595dc0 [ 1331.263977][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.264024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.264046][ T32] r4:00000000 [ 1331.264066][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.264111][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.264132][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.264173][ T32] r5:00001000 r4:e00c1000 [ 1331.264192][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.264260][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.264308][ T32] r5:84f0c78c r4:84f0c400 [ 1331.264329][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.264375][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.264409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.264462][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.264492][ T32] r4:84ddad00 [ 1331.264538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.264588][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.264638][ T32] r4:00000001 [ 1331.264713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.264753][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.264780][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.264820][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.264849][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.264883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.264906][ T32] r4:84cfd440 [ 1331.264926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.264951][ T32] INFO: task kworker/0:302:4145 blocked for more than 457 seconds. [ 1331.264979][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.265002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.265051][ T32] task:kworker/0:302 state:D stack:0 pid:4145 tgid:4145 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1331.265246][ T32] r10:8291a684 r9:eaa99d84 r8:00000002 r7:60000113 r6:eaa99d8c r5:850d4800 ** 6 printk messages dropped ** [ 1331.265505][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.265656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85124dc0 ** 7 printk messages dropped ** [ 1331.285736][ T32] r5:8515178c r4:85151400 [ 1331.285875][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1331.286487][ T32] r10:00000000 r9:85113e00 r8:80287e08 r7:eaa89e60 r6:85113e80 r5:850d4800 ** 7 printk messages dropped ** [ 1331.286754][ T32] r4:85124b80 ** 1 printk messages dropped ** [ 1331.287239][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.287385][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.287439][ T32] Call trace: [ 1331.287472][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.287525][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.287576][ T32] r4:00000000 [ 1331.287602][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.287644][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.287673][ T32] 5d20: cd231000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.287702][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.287727][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.287750][ T32] r5:800d0013 r4:80239bb0 [ 1331.287801][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.287849][ T32] r4:82ac21e4 [ 1331.287869][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.287912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.287935][ T32] r4:e0595dc0 [ 1331.287954][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.287996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.288017][ T32] r4:00000000 [ 1331.288036][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.288084][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.288124][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.288199][ T32] r5:00001000 r4:e00c1000 [ 1331.288251][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.288351][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.288399][ T32] r5:84f0c78c r4:84f0c400 [ 1331.288419][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.288465][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.288513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.288564][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.288587][ T32] r4:84ddad00 [ 1331.288606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.288696][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.288722][ T32] r4:00000001 [ 1331.288743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.288780][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.288812][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.288841][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.288895][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.288929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.288979][ T32] r4:84cfd440 [ 1331.289005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.289035][ T32] INFO: task kworker/0:303:4146 blocked for more than 457 seconds. [ 1331.289095][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.289123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.289145][ T32] task:kworker/0:303 state:D stack:0 pid:4146 tgid:4146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.289222][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.289264][ T32] Call trace: [ 1331.289295][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.289372][ T32] r10:8291a684 r9:eaaa1d84 r8:00000002 r7:60000113 r6:eaaa1d8c r5:842e0000 ** 4 printk messages dropped ** [ 1331.289531][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.289841][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.290135][ T32] r5:8515238c r4:85152000 [ 1331.290160][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.290207][ T32] r7:dddced80 r6:83018000 r5:8515238c r4:85113f00 ** 1 printk messages dropped ** [ 1331.290273][ T32] r10:61c88647 r9:842e0000 r8:85113f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.290536][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.291111][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.291370][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 6 printk messages dropped ** [ 1331.291736][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1331.292257][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1331.292855][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 8 printk messages dropped ** [ 1331.293197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1331.293487][ T32] r4:842e0c00 ** 4 printk messages dropped ** [ 1331.293764][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaade08 ** 7 printk messages dropped ** [ 1331.294145][ T32] r9:83018205 r8:842e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 ** 4 printk messages dropped ** [ 1331.294374][ T32] r5:85003f8c r4:85003c00 [ 1331.294398][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.294505][ T32] r7:ddde2d80 r6:83018200 r5:85003f8c r4:85042f80 [ 1331.294563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.294615][ T32] r10:61c88647 r9:842e0c00 r8:85042fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.294669][ T32] r4:85042f80 [ 1331.294713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.294786][ T32] r10:00000000 r9:85042f80 r8:80287e08 r7:eaa8de60 r6:85130000 r5:842e0c00 [ 1331.294822][ T32] r4:00000001 [ 1331.294884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.294924][ T32] Exception stack(0xeaaadfb0 to 0xeaaadff8) [ 1331.294950][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.294978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.295030][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.295067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.295090][ T32] r4:8512e100 [ 1331.295348][ T32] INFO: task kworker/1:211:4148 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.295382][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.295486][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.295580][ T32] Call trace: [ 1331.295623][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.295705][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.295738][ T32] r4:00000000 [ 1331.295784][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.319118][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.319205][ T32] 5d20: cda50000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.319240][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.319266][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.319292][ T32] r5:800d0013 r4:80239bb0 [ 1331.319344][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.319446][ T32] r4:82ac21e4 [ 1331.319500][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.319583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.319663][ T32] r4:e0595dc0 [ 1331.319720][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.319767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.319790][ T32] r4:00000000 [ 1331.319909][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.320007][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.320033][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.320081][ T32] r5:00001000 r4:e00c1000 [ 1331.320101][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.320177][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.320225][ T32] r5:84f0c78c r4:84f0c400 [ 1331.320246][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.320292][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.320313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.320388][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.320415][ T32] r4:84ddad00 [ 1331.320469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.320587][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.320661][ T32] r4:00000001 [ 1331.320712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.320786][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.320821][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.320881][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.320914][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.320945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.320968][ T32] r4:84cfd440 [ 1331.320992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.321033][ T32] INFO: task kworker/1:212:4155 blocked for more than 457 seconds. [ 1331.321070][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.321193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.321271][ T32] task:kworker/1:212 state:D stack:0 pid:4155 tgid:4155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.321334][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.321487][ T32] Call trace: [ 1331.321627][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.321745][ T32] r10:8291a684 r9:eaab9d84 r8:00000002 r7:60000113 r6:eaab9d8c r5:842e2400 [ 1331.321774][ T32] r4:842e2400 [ 1331.321795][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.321848][ T32] r5:842e2400 r4:8291a680 [ 1331.321869][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.321908][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.321986][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab9e08 [ 1331.322032][ T32] r4:00000000 [ 1331.322058][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.322094][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.322129][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.322174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512e7c0 [ 1331.322230][ T32] r4:00000000 [ 1331.322283][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1331.322678][ T32] r5:84470f8c r4:84470c00 [ 1331.322771][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.322943][ T32] r10:61c88647 r9:842e2400 r8:8513b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1331.323169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1331.323405][ T32] r4:8512e680 [ 1331.323857][ T32] INFO: task kworker/1:212:4155 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.323894][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.323952][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.323996][ T32] Call trace: [ 1331.324070][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.324155][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.324183][ T32] r4:00000000 [ 1331.324230][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.324274][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.324302][ T32] 5d20: cda50000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.324375][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.324406][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.324461][ T32] r5:800d0013 r4:80239bb0 [ 1331.324490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.324532][ T32] r4:82ac21e4 [ 1331.324589][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.324638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.324681][ T32] r4:e0595dc0 [ 1331.324754][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.324842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.324870][ T32] r4:00000000 [ 1331.324892][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.324958][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.325030][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.325151][ T32] r5:00001000 r4:e00c1000 [ 1331.325217][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.325283][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.325523][ T32] r5:84f0c78c r4:84f0c400 [ 1331.325582][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.325638][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.325687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.325760][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.325812][ T32] r4:84ddad00 [ 1331.342837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.342965][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.343024][ T32] r4:00000001 [ 1331.343049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.343092][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.343122][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.343151][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.343207][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.343283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.343337][ T32] r4:84cfd440 [ 1331.343366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.343399][ T32] INFO: task kworker/0:304:4156 blocked for more than 457 seconds. [ 1331.343432][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.343474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.343508][ T32] task:kworker/0:304 state:D stack:0 pid:4156 tgid:4156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.343607][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.343703][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.343936][ T32] r5:842e1800 r4:8291a680 ** 2 printk messages dropped ** [ 1331.344073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaabde08 [ 1331.344095][ T32] r4:00000000 [ 1331.344114][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.344148][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.344197][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.344270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512f2c0 [ 1331.344297][ T32] r4:00000000 [ 1331.344318][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.344397][ T32] r9:83018005 r8:842e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1331.344424][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.344499][ T32] r5:00001000 r4:df9b7000 [ 1331.344554][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.344600][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.344751][ T32] r5:8515278c r4:85152400 [ 1331.344825][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.344911][ T32] r7:dddced80 r6:83018000 r5:8515278c r4:85130100 [ 1331.344937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.344987][ T32] r10:61c88647 r9:842e1800 r8:8513012c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.345025][ T32] r4:85130100 [ 1331.345051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.345099][ T32] r10:00000000 r9:85130100 r8:80287e08 r7:eaaa1e60 r6:85130180 r5:842e1800 [ 1331.345220][ T32] r4:00000001 [ 1331.345285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.345360][ T32] Exception stack(0xeaabdfb0 to 0xeaabdff8) [ 1331.345431][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.345485][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.345543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.345671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.345754][ T32] r4:8512f540 [ 1331.357893][ T32] INFO: task kworker/0:304:4156 is blocked on a mutex likely owned by task kworker/0:172:3776. ** 2 printk messages dropped ** [ 1331.358246][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.358482][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 ** 8 printk messages dropped ** [ 1331.358865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 10 printk messages dropped ** [ 1331.359416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.359753][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.360127][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.360537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac1e08 ** 8 printk messages dropped ** [ 1331.360860][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.361114][ T32] r5:8447138c r4:84471000 ** 2 printk messages dropped ** [ 1331.361256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1331.361721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1331.362348][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.362507][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 4 printk messages dropped ** [ 1331.362661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 ** 9 printk messages dropped ** [ 1331.363100][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1331.363639][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.363878][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1331.364168][ T32] r4:842e4800 [ 1331.364192][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.364236][ T32] r5:842e4800 r4:8291a680 [ 1331.364274][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.364317][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.364360][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac5e08 [ 1331.364396][ T32] r4:00000000 [ 1331.364420][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.364457][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.364498][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.364542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512fdc0 [ 1331.364564][ T32] r4:00000000 [ 1331.364582][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.364626][ T32] r9:83018005 r8:842e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1331.364672][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.364749][ T32] r5:00001000 r4:e05d1000 [ 1331.364770][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.364836][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.364882][ T32] r5:85152f8c r4:85152c00 [ 1331.364905][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.364949][ T32] r7:dddced80 r6:83018000 r5:85152f8c r4:85130280 [ 1331.364969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.365032][ T32] r10:61c88647 r9:842e4800 r8:851302ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.365087][ T32] r4:85130280 [ 1331.365109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.365158][ T32] r10:00000000 r9:85130280 r8:80287e08 r7:eaabde60 r6:85130300 r5:842e4800 [ 1331.365181][ T32] r4:00000001 [ 1331.365211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.365251][ T32] Exception stack(0xeaac5fb0 to 0xeaac5ff8) [ 1331.365278][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.365307][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.365335][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.365363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.365386][ T32] r4:8512f540 [ 1331.365658][ T32] INFO: task kworker/0:305:4158 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.365702][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.365792][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.365852][ T32] Call trace: [ 1331.385157][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.385296][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.385325][ T32] r4:00000000 [ 1331.385367][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.385417][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.385451][ T32] 5d20: ce8a7000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.385481][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.385518][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.385546][ T32] r5:800d0013 r4:80239bb0 [ 1331.385567][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.385611][ T32] r4:82ac21e4 [ 1331.385630][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.385671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.385693][ T32] r4:e0595dc0 [ 1331.385713][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.385753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.385790][ T32] r4:00000000 [ 1331.385867][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.386284][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.386325][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.386388][ T32] r5:00001000 r4:e00c1000 [ 1331.386409][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.386488][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.386541][ T32] r5:84f0c78c r4:84f0c400 [ 1331.386564][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.386626][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.386651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.386700][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.386723][ T32] r4:84ddad00 [ 1331.386743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.386789][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.386822][ T32] r4:00000001 [ 1331.386843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.386882][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 1 printk messages dropped ** [ 1331.386940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.387316][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.387565][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1331.387802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512fcc0 ** 7 printk messages dropped ** [ 1331.388051][ T32] r5:85152b8c r4:85152800 [ 1331.388070][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.388178][ T32] r10:61c88647 r9:842e6000 r8:851303ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1331.388285][ T32] r4:00000001 [ 1331.388320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.388369][ T32] Exception stack(0xeaad9fb0 to 0xeaad9ff8) [ 1331.388399][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.388428][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.388454][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.388502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.388531][ T32] r4:8512f540 [ 1331.388968][ T32] INFO: task kworker/0:306:4160 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.389004][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.389074][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.389117][ T32] Call trace: [ 1331.389148][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.389200][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.389223][ T32] r4:00000000 [ 1331.389242][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.389281][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.389308][ T32] 5d20: ce8a7000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.389337][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.389364][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.389388][ T32] r5:800d0013 r4:80239bb0 [ 1331.389408][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.389447][ T32] r4:82ac21e4 [ 1331.389467][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.389509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.389531][ T32] r4:e0595dc0 [ 1331.389569][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.389616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.389639][ T32] r4:00000000 [ 1331.389659][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.389723][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.389749][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.389816][ T32] r5:00001000 r4:e00c1000 [ 1331.389841][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.389886][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.389933][ T32] r5:84f0c78c r4:84f0c400 [ 1331.390012][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.390085][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.390109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.390159][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.390182][ T32] r4:84ddad00 [ 1331.390201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.390244][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.390266][ T32] r4:00000001 [ 1331.390285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.390319][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.390344][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.390385][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.390416][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.390446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.390489][ T32] r4:84cfd440 [ 1331.390514][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.390560][ T32] INFO: task kworker/1:214:4161 blocked for more than 457 seconds. [ 1331.390592][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.390615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.390655][ T32] task:kworker/1:214 state:D stack:0 pid:4161 tgid:4161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.390725][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.390767][ T32] Call trace: [ 1331.390811][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.390862][ T32] r10:8291a684 r9:eaaddd84 r8:00000002 r7:60000113 r6:eaaddd8c r5:842e3000 [ 1331.390885][ T32] r4:842e3000 [ 1331.390916][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.390963][ T32] r5:842e3000 r4:8291a680 [ 1331.390983][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.391031][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.391082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaadde08 [ 1331.391119][ T32] r4:00000000 [ 1331.391165][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.391221][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.391257][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.391300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85138480 [ 1331.391323][ T32] r4:00000000 [ 1331.391343][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.391405][ T32] r9:83018205 r8:842e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.391432][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.391474][ T32] r5:00001000 r4:ea9ab000 [ 1331.391503][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.391546][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.391626][ T32] r5:8501d78c r4:8501d400 [ 1331.391648][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.391696][ T32] r7:ddde2d80 r6:83018200 r5:8501d78c r4:8513b100 [ 1331.391743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.391824][ T32] r10:61c88647 r9:842e3000 r8:8513b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.391852][ T32] r4:8513b100 [ 1331.391873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.391920][ T32] r10:00000000 r9:8513b100 r8:80287e08 r7:eaac1e60 r6:85130480 r5:842e3000 [ 1331.391942][ T32] r4:00000001 [ 1331.391961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.392005][ T32] Exception stack(0xeaaddfb0 to 0xeaaddff8) [ 1331.392036][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1331.392126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1331.392855][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 7 printk messages dropped ** [ 1331.393114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 ** 9 printk messages dropped ** [ 1331.393432][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.393541][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.393564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.393631][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.393660][ T32] r4:84ddad00 [ 1331.393680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.393726][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.393749][ T32] r4:00000001 [ 1331.393768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.393808][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.393835][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.393863][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.393908][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.393941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.394007][ T32] r4:84cfd440 [ 1331.394033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1331.394207][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.394530][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.394826][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.395076][ T32] r5:8501c38c r4:8501c000 [ 1331.395097][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1331.395161][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1331.395360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.426213][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.426648][ T32] r5:800d0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1331.426871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 10 printk messages dropped ** [ 1331.427246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1331.427486][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 5 printk messages dropped ** [ 1331.427645][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1331.427977][ T32] r4:850e6c00 ** 4 printk messages dropped ** [ 1331.428160][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad1e08 ** 8 printk messages dropped ** [ 1331.428498][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.428664][ T32] r5:8501c78c r4:8501c400 ** 3 printk messages dropped ** [ 1331.428814][ T32] r10:61c88647 r9:850e6c00 r8:8513b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.428847][ T32] r4:8513b280 [ 1331.428878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.428929][ T32] r10:00000000 r9:8513b280 r8:80287e08 r7:eaadde60 r6:8513b300 r5:850e6c00 [ 1331.428971][ T32] r4:00000001 [ 1331.428994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.429049][ T32] Exception stack(0xeaad1fb0 to 0xeaad1ff8) [ 1331.429080][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.429119][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.429150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.429179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.429201][ T32] r4:8512ea00 [ 1331.429642][ T32] INFO: task kworker/1:216:4165 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.429679][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.429779][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.429829][ T32] Call trace: [ 1331.429858][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.429910][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.429934][ T32] r4:00000000 [ 1331.430011][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.430058][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.430087][ T32] 5d20: cf123000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.430116][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.430164][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.430192][ T32] r5:800d0013 r4:80239bb0 [ 1331.430214][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.430268][ T32] r4:82ac21e4 [ 1331.430292][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.430335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.430357][ T32] r4:e0595dc0 [ 1331.430400][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.430446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.430469][ T32] r4:00000000 [ 1331.430500][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.430550][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.430573][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.430630][ T32] r5:00001000 r4:e00c1000 [ 1331.430655][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.430696][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.430739][ T32] r5:84f0c78c r4:84f0c400 [ 1331.430773][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1331.431180][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1331.431863][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1331.432372][ T32] r5:8501cb8c r4:8501c800 ** 3 printk messages dropped ** [ 1331.432588][ T32] r10:61c88647 r9:850e6000 r8:8513b3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1331.433362][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.433480][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.433540][ T32] Call trace: [ 1331.433575][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.433647][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.433676][ T32] r4:00000000 [ 1331.433696][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.433755][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.433788][ T32] 5d20: cf123000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.433825][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.433850][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.433873][ T32] r5:800d0013 r4:80239bb0 [ 1331.433909][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.433978][ T32] r4:82ac21e4 [ 1331.434003][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.434047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.434084][ T32] r4:e0595dc0 [ 1331.434106][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.434200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.434227][ T32] r4:00000000 [ 1331.434248][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.434294][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.434316][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.434358][ T32] r5:00001000 r4:e00c1000 [ 1331.434388][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.434433][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.434480][ T32] r5:84f0c78c r4:84f0c400 [ 1331.434502][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.434547][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.434568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.434627][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.434657][ T32] r4:84ddad00 [ 1331.434708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.434759][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.434782][ T32] r4:00000001 [ 1331.434806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.434843][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.434890][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.434923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.434949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.434978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.435001][ T32] r4:84cfd440 [ 1331.435022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.435068][ T32] INFO: task kworker/1:218:4170 blocked for more than 457 seconds. [ 1331.435101][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.435125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.435146][ T32] task:kworker/1:218 state:D stack:0 pid:4170 tgid:4170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.435191][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.435254][ T32] Call trace: [ 1331.435285][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.435334][ T32] r10:8291a684 r9:eaaedd84 r8:00000002 r7:60000013 r6:eaaedd8c r5:850e0000 [ 1331.435356][ T32] r4:850e0000 [ 1331.435375][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.435416][ T32] r5:850e0000 r4:8291a680 [ 1331.435435][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.435474][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.435515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaede08 [ 1331.435537][ T32] r4:00000000 [ 1331.435574][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.435615][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.435668][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1331.457836][ T32] r5:00001000 r4:e8979000 ** 2 printk messages dropped ** [ 1331.458048][ T32] r5:8501cf8c r4:8501cc00 [ 1331.458081][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.458265][ T32] r10:61c88647 r9:850e0000 r8:8513b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1331.458563][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.459299][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.459541][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 7 printk messages dropped ** [ 1331.459813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 ** 9 printk messages dropped ** [ 1331.460154][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.460447][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 6 printk messages dropped ** [ 1331.460633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1331.461006][ T32] r10:8291a684 r9:eaaf5d84 r8:00000002 r7:60000113 r6:eaaf5d8c r5:850e8c00 ** 5 printk messages dropped ** [ 1331.461271][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf5e08 ** 8 printk messages dropped ** [ 1331.461636][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.461841][ T32] r5:8515338c r4:85153000 ** 2 printk messages dropped ** [ 1331.462027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1331.462285][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.462881][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.463115][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 6 printk messages dropped ** [ 1331.463325][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1331.463738][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1331.464187][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.464376][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.464661][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.464860][ T32] r4:850e9800 [ 1331.464881][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.464925][ T32] r5:850e9800 r4:8291a680 [ 1331.464954][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.465007][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.465055][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf9e08 [ 1331.465079][ T32] r4:00000000 [ 1331.465099][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.465144][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.465208][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.465253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512fc40 [ 1331.465277][ T32] r4:00000000 [ 1331.465297][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.465340][ T32] r9:83018005 r8:850e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1331.465361][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.465403][ T32] r5:00001000 r4:e0807000 [ 1331.465444][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.465488][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.465533][ T32] r5:8515378c r4:85153400 [ 1331.465553][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.465621][ T32] r7:dddced80 r6:83018000 r5:8515378c r4:85130580 [ 1331.465666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.465717][ T32] r10:61c88647 r9:850e9800 r8:851305ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.465740][ T32] r4:85130580 [ 1331.465759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.465827][ T32] r10:00000000 r9:85130580 r8:80287e08 r7:eaaf5e60 r6:8513b780 r5:850e9800 [ 1331.465974][ T32] r4:00000001 [ 1331.489123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.489222][ T32] Exception stack(0xeaaf9fb0 to 0xeaaf9ff8) [ 1331.489257][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.489310][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.489342][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.489375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.489409][ T32] r4:8512fec0 [ 1331.489929][ T32] INFO: task kworker/0:308:4174 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.490035][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.490122][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.490174][ T32] Call trace: [ 1331.490233][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.490308][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.490336][ T32] r4:00000000 [ 1331.490358][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.490421][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.490458][ T32] 5d20: cfc9e000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.490535][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.490572][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.490634][ T32] r5:800d0013 r4:80239bb0 [ 1331.490669][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.490735][ T32] r4:82ac21e4 [ 1331.490774][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.490828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.490852][ T32] r4:e0595dc0 [ 1331.490872][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.490914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.490937][ T32] r4:00000000 [ 1331.490957][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.491024][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.491063][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.491151][ T32] r5:00001000 r4:e00c1000 [ 1331.491178][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.491242][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.491302][ T32] r5:84f0c78c r4:84f0c400 [ 1331.491326][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.491375][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.491398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.491446][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.491505][ T32] r4:84ddad00 [ 1331.491577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.491636][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.491659][ T32] r4:00000001 [ 1331.491678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.491713][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.491739][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.491789][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.491827][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.491882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.491909][ T32] r4:84cfd440 [ 1331.491952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.491994][ T32] INFO: task kworker/0:309:4176 blocked for more than 457 seconds. [ 1331.492049][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.492110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.492137][ T32] task:kworker/0:309 state:D stack:0 pid:4176 tgid:4176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.492230][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.492336][ T32] Call trace: ** 1 printk messages dropped ** [ 1331.492421][ T32] r10:8291a684 r9:eab01d84 r8:00000002 r7:60000113 r6:eab01d8c r5:850eb000 ** 6 printk messages dropped ** [ 1331.492728][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.492897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505f980 ** 7 printk messages dropped ** [ 1331.493273][ T32] r5:85164f8c r4:85164c00 [ 1331.493293][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.493471][ T32] r4:85130600 ** 3 printk messages dropped ** [ 1331.493631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.494266][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.494786][ T32] r5:800d0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1331.495035][ T32] r4:e0595dc0 ** 5 printk messages dropped ** [ 1331.495236][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.495707][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1331.516741][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 6 printk messages dropped ** [ 1331.517144][ T32] INFO: task kworker/0:310:4177 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1331.517542][ T32] r4:850ebc00 ** 4 printk messages dropped ** [ 1331.517826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab05e08 ** 3 printk messages dropped ** [ 1331.518064][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.518129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512f3c0 [ 1331.518174][ T32] r4:00000000 [ 1331.518208][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.518259][ T32] r9:83018005 r8:850ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1331.518282][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.518346][ T32] r5:00001000 r4:eab0f000 [ 1331.518371][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.518413][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.518464][ T32] r5:85153b8c r4:85153800 [ 1331.518488][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.518558][ T32] r7:dddced80 r6:83018000 r5:85153b8c r4:85130680 [ 1331.518603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.518687][ T32] r10:61c88647 r9:850ebc00 r8:851306ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.518722][ T32] r4:85130680 [ 1331.518745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.518829][ T32] r10:00000000 r9:85130680 r8:80287e08 r7:eab01e60 r6:8513b880 r5:850ebc00 [ 1331.518860][ T32] r4:00000001 [ 1331.518882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.518942][ T32] Exception stack(0xeab05fb0 to 0xeab05ff8) [ 1331.518974][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.519002][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.519030][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.519074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.519103][ T32] r4:8512fac0 [ 1331.519566][ T32] INFO: task kworker/0:310:4177 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.519609][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.519703][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.519801][ T32] Call trace: [ 1331.519859][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.519918][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.519972][ T32] r4:00000000 [ 1331.519997][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.520073][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.520106][ T32] 5d20: d0150000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.520137][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.520194][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.520231][ T32] r5:800d0013 r4:80239bb0 [ 1331.520252][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.520336][ T32] r4:82ac21e4 [ 1331.520361][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.520443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.520469][ T32] r4:e0595dc0 [ 1331.520534][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.520595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.520659][ T32] r4:00000000 [ 1331.520686][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.520733][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.520755][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.520801][ T32] r5:00001000 r4:e00c1000 [ 1331.520857][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.520903][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.520948][ T32] r5:84f0c78c r4:84f0c400 [ 1331.520988][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.521052][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.521101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.521177][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.521233][ T32] r4:84ddad00 [ 1331.521259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.521329][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.521356][ T32] r4:00000001 [ 1331.521396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.521460][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.521506][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.521536][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.521597][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.521631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.521655][ T32] r4:84cfd440 [ 1331.521696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.521745][ T32] INFO: task kworker/1:219:4180 blocked for more than 457 seconds. [ 1331.521821][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.521881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.521907][ T32] task:kworker/1:219 state:D stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.522011][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.522066][ T32] Call trace: [ 1331.522097][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.522145][ T32] r10:8291a684 r9:eaafdd84 r8:00000002 r7:60000013 r6:eaafdd8c r5:850ea400 [ 1331.522189][ T32] r4:850ea400 [ 1331.522236][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.522305][ T32] r5:850ea400 r4:8291a680 [ 1331.522329][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.522385][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.522432][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaafde08 [ 1331.522464][ T32] r4:00000000 [ 1331.522496][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.522536][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.522583][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.522628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851383c0 [ 1331.522651][ T32] r4:00000000 [ 1331.522670][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.522714][ T32] r9:83018205 r8:850ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1331.522755][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.522829][ T32] r5:00001000 r4:ea99d000 ** 2 printk messages dropped ** [ 1331.522953][ T32] r5:8501d38c r4:8501d000 [ 1331.522991][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.523122][ T32] r10:61c88647 r9:850ea400 r8:8513b92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1331.523289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.523860][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.524301][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 4 printk messages dropped ** [ 1331.524537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 ** 8 printk messages dropped ** [ 1331.524924][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1331.525347][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 7 printk messages dropped ** [ 1331.525629][ T32] r4:84cfd440 ** 5 printk messages dropped ** [ 1331.546522][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.546908][ T32] r5:850ed400 r4:8291a680 ** 2 printk messages dropped ** [ 1331.547039][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf1e08 ** 7 printk messages dropped ** [ 1331.547378][ T32] r9:83018205 r8:850ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 ** 4 printk messages dropped ** [ 1331.547611][ T32] r5:8501df8c r4:8501dc00 ** 1 printk messages dropped ** [ 1331.547756][ T32] r7:ddde2d80 r6:83018200 r5:8501df8c r4:8513ba00 ** 4 printk messages dropped ** [ 1331.547994][ T32] r10:00000000 r9:8513ba00 r8:80287e08 r7:eaadde60 r6:8513ba80 r5:850ed400 [ 1331.548017][ T32] r4:00000001 [ 1331.548049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.548114][ T32] Exception stack(0xeaaf1fb0 to 0xeaaf1ff8) [ 1331.548146][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.548176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.548223][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.548256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.548278][ T32] r4:851384c0 [ 1331.548721][ T32] INFO: task kworker/1:220:4182 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.548757][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.548822][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.548866][ T32] Call trace: [ 1331.548896][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.548947][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.548999][ T32] r4:00000000 [ 1331.549024][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.549086][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.549138][ T32] 5d20: d0338000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.549183][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.549232][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.549262][ T32] r5:800d0013 r4:80239bb0 [ 1331.549283][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.549346][ T32] r4:82ac21e4 [ 1331.549391][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.549439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.549462][ T32] r4:e0595dc0 [ 1331.549481][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.549522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.549544][ T32] r4:00000000 [ 1331.549585][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.549636][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.549658][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.549734][ T32] r5:00001000 r4:e00c1000 [ 1331.549781][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.549857][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.549927][ T32] r5:84f0c78c r4:84f0c400 [ 1331.549951][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.550042][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.550074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.550125][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.550175][ T32] r4:84ddad00 [ 1331.550199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.550246][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.550268][ T32] r4:00000001 [ 1331.550289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.550345][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.550378][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.550409][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.550435][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.550483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.550509][ T32] r4:84cfd440 [ 1331.550540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.550576][ T32] INFO: task kworker/1:221:4183 blocked for more than 458 seconds. [ 1331.550612][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.550652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.550679][ T32] task:kworker/1:221 state:D stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.550724][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.550766][ T32] Call trace: [ 1331.550820][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.550960][ T32] r5:850ee000 r4:8291a680 ** 3 printk messages dropped ** [ 1331.551130][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.551318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851387c0 ** 7 printk messages dropped ** [ 1331.551739][ T32] r5:8501db8c r4:8501d800 [ 1331.551761][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.551812][ T32] r7:ddde2d80 r6:83018200 r5:8501db8c r4:8513bb00 [ 1331.551833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.551880][ T32] r10:61c88647 r9:850ee000 r8:8513bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.551902][ T32] r4:8513bb00 [ 1331.551945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.551997][ T32] r10:00000000 r9:8513bb00 r8:80287e08 r7:eaaf1e60 r6:8513bb80 r5:850ee000 [ 1331.552020][ T32] r4:00000001 [ 1331.552039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.552079][ T32] Exception stack(0xeab09fb0 to 0xeab09ff8) [ 1331.552134][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.552169][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.552236][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.552270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.552292][ T32] r4:851384c0 [ 1331.552567][ T32] INFO: task kworker/1:221:4183 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.552599][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.552680][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.552724][ T32] Call trace: [ 1331.552753][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.552811][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.552853][ T32] r4:00000000 [ 1331.552877][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.552918][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.552979][ T32] 5d20: d0338000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.553027][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.553055][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.553079][ T32] r5:800d0013 r4:80239bb0 [ 1331.553121][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.553196][ T32] r4:82ac21e4 [ 1331.553276][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.553342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.553369][ T32] r4:e0595dc0 [ 1331.553388][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.553432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.553481][ T32] r4:00000000 [ 1331.553522][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.553571][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.553604][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.553651][ T32] r5:00001000 r4:e00c1000 [ 1331.553696][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1331.553818][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1331.554234][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.554479][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1331.554665][ T32] task:kworker/1:222 state:D stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.555318][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.555617][ T32] r9:83018205 r8:850eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 ** 4 printk messages dropped ** [ 1331.555811][ T32] r5:8501eb8c r4:8501e800 [ 1331.577636][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1331.578044][ T32] r10:00000000 r9:8513bc00 r8:80287e08 r7:eaaf1e60 r6:8513bc80 r5:850eec00 ** 8 printk messages dropped ** [ 1331.578866][ T32] INFO: task kworker/1:222:4186 is blocked on a mutex likely owned by task kworker/0:172:3776. ** 7 printk messages dropped ** [ 1331.579287][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 6 printk messages dropped ** [ 1331.579544][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1331.579927][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1331.580302][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 6 printk messages dropped ** [ 1331.580540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1331.580983][ T32] r10:8291a684 r9:eab2dd84 r8:00000002 r7:60000013 r6:eab2dd8c r5:84fe5400 ** 5 printk messages dropped ** [ 1331.581243][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab2de08 [ 1331.581266][ T32] r4:00000000 [ 1331.581285][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.581320][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.581356][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.581418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85138a40 [ 1331.581473][ T32] r4:00000000 [ 1331.581531][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.581607][ T32] r9:83018205 r8:84fe5400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.581639][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.581683][ T32] r5:00001000 r4:eab23000 [ 1331.581734][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.581777][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.581853][ T32] r5:8501e38c r4:8501e000 [ 1331.581896][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.581945][ T32] r7:ddde2d80 r6:83018200 r5:8501e38c r4:8513bd00 [ 1331.582034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.582138][ T32] r10:61c88647 r9:84fe5400 r8:8513bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.582174][ T32] r4:8513bd00 [ 1331.582195][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.582252][ T32] r10:00000000 r9:8513bd00 r8:80287e08 r7:eab21e60 r6:8513bd80 r5:84fe5400 [ 1331.582300][ T32] r4:00000001 [ 1331.582328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.582405][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 1331.582437][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.582477][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.582507][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.582556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.582607][ T32] r4:85138c40 [ 1331.582915][ T32] INFO: task kworker/1:223:4188 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.582953][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.583009][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.583068][ T32] Call trace: [ 1331.583133][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.583186][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.583226][ T32] r4:00000000 [ 1331.583271][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.583356][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.583401][ T32] 5d20: d07ba000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.583432][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.583458][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.583481][ T32] r5:800d0013 r4:80239bb0 [ 1331.583518][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.583564][ T32] r4:82ac21e4 [ 1331.583594][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.583652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.583690][ T32] r4:e0595dc0 [ 1331.583713][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.583755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.583777][ T32] r4:00000000 [ 1331.583815][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.583881][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.583927][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.583996][ T32] r5:00001000 r4:e00c1000 [ 1331.584020][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.584061][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.584103][ T32] r5:84f0c78c r4:84f0c400 [ 1331.584122][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.584167][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.584188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.584254][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.584281][ T32] r4:84ddad00 [ 1331.584310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.584360][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.584392][ T32] r4:00000001 [ 1331.584414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.584452][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.584484][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.584617][ T32] r4:84cfd440 ** 9 printk messages dropped ** [ 1331.584966][ T32] r4:85189800 ** 4 printk messages dropped ** [ 1331.585127][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa9de08 ** 12 printk messages dropped ** [ 1331.585689][ T32] r5:85153f8c r4:85153c00 ** 2 printk messages dropped ** [ 1331.585779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1331.604041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.604106][ T32] r4:8512f380 [ 1331.604583][ T32] INFO: task kworker/0:311:4190 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.604656][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.604752][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.604812][ T32] Call trace: [ 1331.604909][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.604969][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.604994][ T32] r4:00000000 [ 1331.605014][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.605054][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 2 printk messages dropped ** [ 1331.605135][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 10 printk messages dropped ** [ 1331.605552][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 12 printk messages dropped ** [ 1331.619022][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1331.619303][ T32] r4:84cfd440 ** 5 printk messages dropped ** [ 1331.619526][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1331.620004][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.620435][ T32] r5:8501e78c r4:8501e400 ** 3 printk messages dropped ** [ 1331.620583][ T32] r10:61c88647 r9:8518b000 r8:8513be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1331.620904][ T32] r4:85138880 ** 6 printk messages dropped ** [ 1331.621744][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.622069][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1331.622433][ T32] r5:00001000 r4:e00c1000 ** 9 printk messages dropped ** [ 1331.622950][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 13 printk messages dropped ** [ 1331.623418][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1331.623879][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.624257][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.624647][ T32] r10:61c88647 r9:8518bc00 r8:8513beac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1331.625076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.625099][ T32] r4:85138e80 [ 1331.625383][ T32] INFO: task kworker/1:225:4194 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.625417][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.625528][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.625612][ T32] Call trace: [ 1331.625685][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.625767][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.625823][ T32] r4:00000000 [ 1331.625895][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.640515][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.640582][ T32] 5d20: d1193000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.640616][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.640663][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.640696][ T32] r5:800d0013 r4:80239bb0 [ 1331.640720][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.640823][ T32] r4:82ac21e4 [ 1331.640850][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.640897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.640940][ T32] r4:e0595dc0 [ 1331.640964][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.641008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.641032][ T32] r4:00000000 [ 1331.641072][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.641124][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.641146][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.641192][ T32] r5:00001000 r4:e00c1000 [ 1331.641245][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.641310][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.641358][ T32] r5:84f0c78c r4:84f0c400 [ 1331.641378][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.641425][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.641466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.641518][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.641588][ T32] r4:84ddad00 [ 1331.641612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.641660][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.641684][ T32] r4:00000001 [ 1331.641705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.641742][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.641768][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.641837][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.641869][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1331.642007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 16 printk messages dropped ** [ 1331.642887][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.643386][ T32] r5:8501f78c r4:8501f400 [ 1331.643426][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1331.643678][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1331.644411][ T32] INFO: task kworker/1:226:4197 is blocked on a mutex likely owned by task kworker/0:172:3776. ** 13 printk messages dropped ** [ 1331.645061][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1331.645405][ T32] r5:00001000 r4:e00c1000 ** 9 printk messages dropped ** [ 1331.645772][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 12 printk messages dropped ** [ 1331.662758][ T32] task:kworker/1:227 state:D stack:0 pid:4198 tgid:4198 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1331.663002][ T32] r4:8518d400 [ 1331.663021][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.663065][ T32] r5:8518d400 r4:8291a680 [ 1331.663085][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.663123][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.663165][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab55e08 [ 1331.663189][ T32] r4:00000000 [ 1331.663208][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.663242][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.663279][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.663340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512c380 [ 1331.663373][ T32] r4:00000000 [ 1331.663394][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.663442][ T32] r9:83018205 r8:8518d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1331.663464][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.663506][ T32] r5:00001000 r4:eab4d000 [ 1331.663526][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.663566][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.663607][ T32] r5:8501f38c r4:8501f000 [ 1331.663627][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.663675][ T32] r7:ddde2d80 r6:83018200 r5:8501f38c r4:8513bf80 [ 1331.663706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.663759][ T32] r10:61c88647 r9:8518d400 r8:8513bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.663782][ T32] r4:8513bf80 [ 1331.663806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.663854][ T32] r10:00000000 r9:8513bf80 r8:80287e08 r7:eab51e60 r6:85130980 r5:8518d400 [ 1331.663876][ T32] r4:00000001 [ 1331.663895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.663931][ T32] Exception stack(0xeab55fb0 to 0xeab55ff8) [ 1331.663957][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.663985][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.664036][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.664643][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1331.665095][ T32] r5:800d0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1331.665571][ T32] r5:00001000 r4:e00c1000 ** 9 printk messages dropped ** [ 1331.674032][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 12 printk messages dropped ** [ 1331.674469][ T32] task:kworker/1:228 state:D stack:0 pid:4201 tgid:4201 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1331.675284][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.675517][ T32] r5:8501ff8c r4:8501fc00 ** 2 printk messages dropped ** [ 1331.675655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1331.689171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1331.690304][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 11 printk messages dropped ** [ 1331.690759][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1331.691381][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1331.692026][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1331.692598][ T32] r5:8501fb8c r4:8501f800 [ 1331.692644][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.692703][ T32] r7:ddde2d80 r6:83018200 r5:8501fb8c r4:8513b700 [ 1331.692735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.692809][ T32] r10:61c88647 r9:8518ec00 r8:8513b72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.692867][ T32] r4:8513b700 [ 1331.692892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.692938][ T32] r10:00000000 r9:8513b700 r8:80287e08 r7:eab65e60 r6:85130a80 r5:8518ec00 [ 1331.692960][ T32] r4:00000001 [ 1331.692979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.693015][ T32] Exception stack(0xeab69fb0 to 0xeab69ff8) [ 1331.693041][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.693069][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.693097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.693140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.693166][ T32] r4:8512c4c0 [ 1331.693467][ T32] INFO: task kworker/1:229:4202 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.693501][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.693583][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.693649][ T32] Call trace: [ 1331.693705][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.693767][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.693802][ T32] r4:00000000 [ 1331.693833][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.693878][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.693926][ T32] 5d20: d1c4c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.693992][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.694022][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.694048][ T32] r5:800d0013 r4:80239bb0 [ 1331.694069][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.694111][ T32] r4:82ac21e4 [ 1331.694131][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.694173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.694208][ T32] r4:e0595dc0 [ 1331.694231][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.694273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.694295][ T32] r4:00000000 [ 1331.694328][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.694386][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.694411][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.694455][ T32] r5:00001000 r4:e00c1000 [ 1331.694479][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.694520][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.694562][ T32] r5:84f0c78c r4:84f0c400 [ 1331.694594][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.694645][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.694666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.694712][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.694735][ T32] r4:84ddad00 ** 1 printk messages dropped ** [ 1331.694802][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 7 printk messages dropped ** [ 1331.695029][ T32] r4:84cfd440 ** 5 printk messages dropped ** [ 1331.695205][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.695468][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1331.695802][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.710697][ T32] r5:851c8b8c r4:851c8800 [ 1331.710718][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.710766][ T32] r7:ddde2d80 r6:83018200 r5:851c8b8c r4:8513b680 ** 1 printk messages dropped ** [ 1331.710845][ T32] r10:61c88647 r9:8518a400 r8:8513b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1331.711058][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.711724][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.711948][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 5 printk messages dropped ** [ 1331.712114][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.712260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 8 printk messages dropped ** [ 1331.712562][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1331.712818][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.712952][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.713247][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.713517][ T32] r5:85188c00 r4:8291a680 ** 3 printk messages dropped ** [ 1331.713640][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.713823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512c780 ** 7 printk messages dropped ** [ 1331.714161][ T32] r5:851c838c r4:851c8000 [ 1331.714183][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.714229][ T32] r7:ddde2d80 r6:83018200 r5:851c838c r4:8513d000 [ 1331.714251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.714298][ T32] r10:61c88647 r9:85188c00 r8:8513d02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.714321][ T32] r4:8513d000 [ 1331.714342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.714400][ T32] r10:00000000 r9:8513d000 r8:80287e08 r7:eab7de60 r6:85130b80 r5:85188c00 [ 1331.714429][ T32] r4:00000001 [ 1331.714451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.714496][ T32] Exception stack(0xeab85fb0 to 0xeab85ff8) [ 1331.714525][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.714580][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.714613][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.714671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.714702][ T32] r4:8512c880 [ 1331.715015][ T32] INFO: task kworker/1:231:4207 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.715057][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.715156][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.715211][ T32] Call trace: [ 1331.715263][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.715333][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.715362][ T32] r4:00000000 [ 1331.715397][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.715444][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.715477][ T32] 5d20: d1f02000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.715507][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.715535][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.715560][ T32] r5:800d0013 r4:80239bb0 [ 1331.715582][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.715625][ T32] r4:82ac21e4 [ 1331.715647][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.715691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.715714][ T32] r4:e0595dc0 [ 1331.715753][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.715820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.729098][ T32] r4:00000000 [ 1331.729177][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.729264][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.729293][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.729345][ T32] r5:00001000 r4:e00c1000 [ 1331.729367][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.729408][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.729451][ T32] r5:84f0c78c r4:84f0c400 [ 1331.729473][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.729521][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.729543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.729591][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.729636][ T32] r4:84ddad00 [ 1331.729672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.729725][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.729750][ T32] r4:00000001 [ 1331.729791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.729863][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.729906][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.729938][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.730013][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.730070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.730096][ T32] r4:84cfd440 [ 1331.730140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.730176][ T32] INFO: task kworker/1:232:4208 blocked for more than 458 seconds. [ 1331.730210][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.730236][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.730259][ T32] task:kworker/1:232 state:D stack:0 pid:4208 tgid:4208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.730316][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.730364][ T32] Call trace: [ 1331.730421][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.730480][ T32] r10:8291a684 r9:eab19d84 r8:00000002 r7:60000113 r6:eab19d8c r5:850ec800 [ 1331.730505][ T32] r4:850ec800 [ 1331.730526][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.730569][ T32] r5:850ec800 r4:8291a680 [ 1331.730591][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.730630][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.730694][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab19e08 [ 1331.730746][ T32] r4:00000000 [ 1331.730801][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.730853][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.730894][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.730957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512c8c0 [ 1331.730987][ T32] r4:00000000 [ 1331.731030][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.731079][ T32] r9:83018205 r8:850ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1331.731102][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.731166][ T32] r5:00001000 r4:eab87000 [ 1331.731191][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.731234][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.731278][ T32] r5:851c878c r4:851c8400 [ 1331.731301][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.731346][ T32] r7:ddde2d80 r6:83018200 r5:851c878c r4:8513d080 [ 1331.731368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.731436][ T32] r10:61c88647 r9:850ec800 r8:8513d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.731473][ T32] r4:8513d080 [ 1331.731495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.731542][ T32] r10:00000000 r9:8513d080 r8:80287e08 r7:eab7de60 r6:8513d100 r5:850ec800 [ 1331.731566][ T32] r4:00000001 [ 1331.731586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.731622][ T32] Exception stack(0xeab19fb0 to 0xeab19ff8) [ 1331.731650][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.731699][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.731734][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.731764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.731801][ T32] r4:8512ca80 [ 1331.732254][ T32] INFO: task kworker/1:232:4208 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.732292][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.732374][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.732421][ T32] Call trace: [ 1331.732492][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.732551][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.732577][ T32] r4:00000000 [ 1331.732599][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.732641][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.732671][ T32] 5d20: d2241000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.732701][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.732728][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.732753][ T32] r5:800d0013 r4:80239bb0 [ 1331.732786][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.732844][ T32] r4:82ac21e4 [ 1331.732867][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.732910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.732934][ T32] r4:e0595dc0 [ 1331.732964][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.733012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.733037][ T32] r4:00000000 [ 1331.733058][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.733104][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.733127][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.733170][ T32] r5:00001000 r4:e00c1000 [ 1331.733202][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.733253][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.733301][ T32] r5:84f0c78c r4:84f0c400 [ 1331.733324][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.733381][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.733410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1331.733504][ T32] r4:84ddad00 ** 3 printk messages dropped ** [ 1331.733636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1331.734060][ T32] task:kworker/1:233 state:D stack:0 pid:4211 tgid:4211 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.734490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab91e08 ** 6 printk messages dropped ** [ 1331.734745][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.734988][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.735220][ T32] r10:61c88647 r9:850e8000 r8:8513d1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.735442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.752725][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 ** 8 printk messages dropped ** [ 1331.753036][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.753189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 9 printk messages dropped ** [ 1331.753511][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 ** 5 printk messages dropped ** [ 1331.753721][ T32] r4:00000001 [ 1331.753744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.753781][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.753813][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.753842][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.753867][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.753896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.753931][ T32] r4:84cfd440 [ 1331.753988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.754050][ T32] INFO: task kworker/1:234:4214 blocked for more than 458 seconds. [ 1331.754112][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.754172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.754200][ T32] task:kworker/1:234 state:D stack:0 pid:4214 tgid:4214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.754274][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.754320][ T32] Call trace: [ 1331.754351][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.754401][ T32] r10:8291a684 r9:eab99d84 r8:00000002 r7:60000113 r6:eab99d8c r5:850f0000 [ 1331.754443][ T32] r4:850f0000 [ 1331.754470][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.754523][ T32] r5:850f0000 r4:8291a680 [ 1331.754543][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.754584][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.754625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 [ 1331.754648][ T32] r4:00000000 [ 1331.754668][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.754702][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.754735][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.754776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512ccc0 [ 1331.754805][ T32] r4:00000000 [ 1331.754825][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.754892][ T32] r9:83018205 r8:850f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1331.754919][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.754967][ T32] r5:00001000 r4:eaba1000 [ 1331.754987][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.755049][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.755097][ T32] r5:851c938c r4:851c9000 [ 1331.755118][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.755162][ T32] r7:ddde2d80 r6:83018200 r5:851c938c r4:8513d280 [ 1331.755181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.755227][ T32] r10:61c88647 r9:850f0000 r8:8513d2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.755249][ T32] r4:8513d280 [ 1331.755268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.755313][ T32] r10:00000000 r9:8513d280 r8:80287e08 r7:eab91e60 r6:8513d300 r5:850f0000 [ 1331.755336][ T32] r4:00000001 [ 1331.755355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.755389][ T32] Exception stack(0xeab99fb0 to 0xeab99ff8) [ 1331.755415][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.755463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.755503][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.755536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.755559][ T32] r4:8512cc00 [ 1331.768801][ T32] INFO: task kworker/1:234:4214 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.768901][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.769028][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.769093][ T32] Call trace: [ 1331.769125][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.769185][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.769210][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.769318][ T32] 5d20: d2955000 e00a5000 00000001 80239b98 7f379000 00000001 ** 9 printk messages dropped ** [ 1331.769672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 9 printk messages dropped ** [ 1331.770066][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 ** 6 printk messages dropped ** [ 1331.770378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1331.770667][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1331.770948][ T32] r4:842e5400 ** 4 printk messages dropped ** [ 1331.771126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb1e08 ** 9 printk messages dropped ** [ 1331.771457][ T32] r5:00001000 r4:eac05000 ** 1 printk messages dropped ** [ 1331.771548][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.771731][ T32] r10:61c88647 r9:842e5400 r8:85130c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1331.772014][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1331.772712][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.772859][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 ** 8 printk messages dropped ** [ 1331.773126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 12 printk messages dropped ** [ 1331.773648][ T32] r4:84ddad00 ** 3 printk messages dropped ** [ 1331.773754][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.774036][ T32] INFO: task kworker/1:235:4216 blocked for more than 458 seconds. ** 6 printk messages dropped ** [ 1331.774316][ T32] r10:8291a684 r9:eabb5d84 r8:00000002 r7:60000113 r6:eabb5d8c r5:842e6c00 ** 4 printk messages dropped ** [ 1331.774458][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.774507][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb5e08 [ 1331.774530][ T32] r4:00000000 [ 1331.774550][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.774585][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.774619][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.774697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85138fc0 [ 1331.774752][ T32] r4:00000000 [ 1331.774800][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.774887][ T32] r9:83018205 r8:842e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1331.774934][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.774984][ T32] r5:00001000 r4:eabb7000 [ 1331.775007][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.775047][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.775089][ T32] r5:851c978c r4:851c9400 [ 1331.775109][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.775155][ T32] r7:ddde2d80 r6:83018200 r5:851c978c r4:8513d380 [ 1331.775175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.775222][ T32] r10:61c88647 r9:842e6c00 r8:8513d3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.775265][ T32] r4:8513d380 [ 1331.775289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.775334][ T32] r10:00000000 r9:8513d380 r8:80287e08 r7:eab99e60 r6:85130d00 r5:842e6c00 [ 1331.775356][ T32] r4:00000001 [ 1331.775376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.775430][ T32] Exception stack(0xeabb5fb0 to 0xeabb5ff8) [ 1331.775461][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.775490][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.775516][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.775545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.775568][ T32] r4:8512cc00 [ 1331.798586][ T32] INFO: task kworker/1:235:4216 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.798700][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.798881][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.798952][ T32] Call trace: [ 1331.798999][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.799061][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.799086][ T32] r4:00000000 [ 1331.799126][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.799174][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.799204][ T32] 5d20: d2f5c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.799233][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.799257][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.799281][ T32] r5:800d0013 r4:80239bb0 [ 1331.799320][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.799368][ T32] r4:82ac21e4 [ 1331.799389][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.799431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.799454][ T32] r4:e0595dc0 [ 1331.799474][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.799536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.799563][ T32] r4:00000000 [ 1331.799603][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.799660][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.799684][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.799728][ T32] r5:00001000 r4:e00c1000 [ 1331.799770][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.799822][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.799877][ T32] r5:84f0c78c r4:84f0c400 [ 1331.799913][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.799964][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.800005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.800061][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1331.800299][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 6 printk messages dropped ** [ 1331.800526][ T32] INFO: task kworker/1:236:4218 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1331.800863][ T32] r5:85198c00 r4:8291a680 ** 2 printk messages dropped ** [ 1331.800963][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc5e08 ** 9 printk messages dropped ** [ 1331.801266][ T32] r5:00001000 r4:eabbd000 ** 1 printk messages dropped ** [ 1331.801323][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.801532][ T32] r10:61c88647 r9:85198c00 r8:8513d42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.801788][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.802614][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.802806][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 5 printk messages dropped ** [ 1331.802974][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.803116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 7 printk messages dropped ** [ 1331.803395][ T32] r5:84f0c78c r4:84f0c400 ** 5 printk messages dropped ** [ 1331.803655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1331.803886][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.804149][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.804376][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1331.804686][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.804877][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.805014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.805329][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.805356][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.805395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.805421][ T32] r4:8511b0c0 [ 1331.805730][ T32] INFO: task kworker/1:237:4221 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.805763][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.814120][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.814216][ T32] Call trace: [ 1331.814264][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.814327][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.814352][ T32] r4:00000000 [ 1331.814392][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.814441][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.814472][ T32] 5d20: d2f5c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.814509][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.814536][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.814561][ T32] r5:800d0013 r4:80239bb0 [ 1331.814597][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.814645][ T32] r4:82ac21e4 [ 1331.814665][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.814708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.814730][ T32] r4:e0595dc0 [ 1331.814749][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.814792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.814846][ T32] r4:00000000 [ 1331.814878][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.814929][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.814951][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.814996][ T32] r5:00001000 r4:e00c1000 [ 1331.815028][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.815078][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.815122][ T32] r5:84f0c78c r4:84f0c400 [ 1331.815143][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.815190][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.815212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.815259][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.815281][ T32] r4:84ddad00 [ 1331.815301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.815348][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.815371][ T32] r4:00000001 [ 1331.815391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.815427][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.815452][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.815512][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.815544][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.815573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.815597][ T32] r4:84cfd440 [ 1331.815622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.815653][ T32] INFO: task kworker/1:238:4222 blocked for more than 458 seconds. [ 1331.815687][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.815711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.815734][ T32] task:kworker/1:238 state:D stack:0 pid:4222 tgid:4222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.828658][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.828794][ T32] Call trace: [ 1331.828868][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.828935][ T32] r10:8291a684 r9:eabe1d84 r8:00000002 r7:60000013 r6:eabe1d8c r5:85198000 [ 1331.828961][ T32] r4:85198000 [ 1331.828982][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.829025][ T32] r5:85198000 r4:8291a680 [ 1331.829046][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.829085][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.829126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe1e08 [ 1331.829149][ T32] r4:00000000 [ 1331.829168][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.829202][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.829239][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.829279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511b1c0 [ 1331.829302][ T32] r4:00000000 [ 1331.829322][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.829368][ T32] r9:83018205 r8:85198000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1331.829391][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.829443][ T32] r5:00001000 r4:eabd5000 [ 1331.829468][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.829509][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.829572][ T32] r5:851ca38c r4:851ca000 [ 1331.829597][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.829646][ T32] r7:ddde2d80 r6:83018200 r5:851ca38c r4:8513d500 [ 1331.829693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.829745][ T32] r10:61c88647 r9:85198000 r8:8513d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.829768][ T32] r4:8513d500 [ 1331.829788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.829844][ T32] r10:00000000 r9:8513d500 r8:80287e08 r7:eabdde60 r6:85130e80 r5:85198000 [ 1331.829867][ T32] r4:00000001 [ 1331.829904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.829978][ T32] Exception stack(0xeabe1fb0 to 0xeabe1ff8) [ 1331.830011][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.830040][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.830067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.830096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.830133][ T32] r4:8511b0c0 [ 1331.830580][ T32] INFO: task kworker/1:238:4222 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.830622][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.830684][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.830728][ T32] Call trace: [ 1331.830758][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.830821][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.830846][ T32] r4:00000000 [ 1331.830867][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.830907][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.830934][ T32] 5d20: d3513000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.830963][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.831009][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.831038][ T32] r5:800d0013 r4:80239bb0 [ 1331.831060][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.831101][ T32] r4:82ac21e4 [ 1331.831122][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.831166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.831207][ T32] r4:e0595dc0 [ 1331.831231][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.831275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.831297][ T32] r4:00000000 [ 1331.831335][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.831385][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.831415][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.831462][ T32] r5:00001000 r4:e00c1000 [ 1331.831483][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.831543][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.831590][ T32] r5:84f0c78c r4:84f0c400 [ 1331.831610][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.831675][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.831730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.831781][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.831811][ T32] r4:84ddad00 [ 1331.831832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.831877][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.831919][ T32] r4:00000001 [ 1331.831942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.831978][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.832015][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.832069][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.832100][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.832129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.832160][ T32] r4:84cfd440 [ 1331.832185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.832215][ T32] INFO: task kworker/1:239:4224 blocked for more than 458 seconds. [ 1331.832248][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.832272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.832293][ T32] task:kworker/1:239 state:D stack:0 pid:4224 tgid:4224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.832339][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.832403][ T32] Call trace: [ 1331.832439][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.832488][ T32] r10:8291a684 r9:eabadd84 r8:00000002 r7:60000113 r6:eabadd8c r5:850f0c00 [ 1331.832513][ T32] r4:850f0c00 [ 1331.832533][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.832577][ T32] r5:850f0c00 r4:8291a680 [ 1331.832597][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.832644][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.832692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabade08 [ 1331.832715][ T32] r4:00000000 [ 1331.832734][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.832770][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.832813][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.832858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511b500 [ 1331.832882][ T32] r4:00000000 [ 1331.832902][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.832970][ T32] r9:83018205 r8:850f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1331.832997][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.833041][ T32] r5:00001000 r4:eabf1000 [ 1331.833061][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.833100][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.833141][ T32] r5:851cab8c r4:851ca800 [ 1331.833161][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.833205][ T32] r7:ddde2d80 r6:83018200 r5:851cab8c r4:8513d580 [ 1331.833227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.833273][ T32] r10:61c88647 r9:850f0c00 r8:8513d5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.833295][ T32] r4:8513d580 [ 1331.833314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.833358][ T32] r10:00000000 r9:8513d580 r8:80287e08 r7:eabe1e60 r6:8513d600 r5:850f0c00 [ 1331.833381][ T32] r4:00000001 [ 1331.833428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.833469][ T32] Exception stack(0xeabadfb0 to 0xeabadff8) [ 1331.833496][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.833544][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.833575][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.833607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.833630][ T32] r4:8511b180 [ 1331.833944][ T32] INFO: task kworker/1:239:4224 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.834012][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.834137][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.834181][ T32] Call trace: [ 1331.834210][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.834292][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.834321][ T32] r4:00000000 [ 1331.834341][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.834381][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.834408][ T32] 5d20: d3513000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.834438][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.834463][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.834493][ T32] r5:800d0013 r4:80239bb0 [ 1331.834523][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.834567][ T32] r4:82ac21e4 [ 1331.834587][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.834629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.834651][ T32] r4:e0595dc0 [ 1331.834670][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.834711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.834736][ T32] r4:00000000 [ 1331.834756][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.834807][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.834833][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.834877][ T32] r5:00001000 r4:e00c1000 [ 1331.834897][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.834936][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.834978][ T32] r5:84f0c78c r4:84f0c400 [ 1331.834997][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.835042][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.835063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.835108][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.835131][ T32] r4:84ddad00 [ 1331.835151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.835195][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.835217][ T32] r4:00000001 [ 1331.835236][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.835271][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.835322][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.835356][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.835383][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.835412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.835433][ T32] r4:84cfd440 [ 1331.835454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.835478][ T32] INFO: task kworker/1:240:4225 blocked for more than 458 seconds. [ 1331.835506][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.835529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.835549][ T32] task:kworker/1:240 state:D stack:0 pid:4225 tgid:4225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.835593][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.835656][ T32] Call trace: [ 1331.835686][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.835734][ T32] r10:8291a684 r9:eaba5d84 r8:00000002 r7:60000113 r6:eaba5d8c r5:850f1800 [ 1331.835757][ T32] r4:850f1800 [ 1331.835776][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.858626][ T32] r5:850f1800 r4:8291a680 [ 1331.858709][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.858789][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.858841][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba5e08 [ 1331.858866][ T32] r4:00000000 [ 1331.858886][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.858920][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.858968][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.859011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511b280 [ 1331.859034][ T32] r4:00000000 [ 1331.859054][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.859100][ T32] r9:83018205 r8:850f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1331.859122][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.859168][ T32] r5:00001000 r4:eabeb000 [ 1331.859203][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.859249][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.859293][ T32] r5:851ca78c r4:851ca400 [ 1331.859349][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.859403][ T32] r7:ddde2d80 r6:83018200 r5:851ca78c r4:8513d680 [ 1331.859424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.859470][ T32] r10:61c88647 r9:850f1800 r8:8513d6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.859501][ T32] r4:8513d680 [ 1331.859525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.859572][ T32] r10:00000000 r9:8513d680 r8:80287e08 r7:eabade60 r6:8513d700 r5:850f1800 [ 1331.859594][ T32] r4:00000001 [ 1331.859613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.859651][ T32] Exception stack(0xeaba5fb0 to 0xeaba5ff8) [ 1331.859680][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.859709][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.859736][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.859765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.859786][ T32] r4:8511b180 [ 1331.860264][ T32] INFO: task kworker/1:240:4225 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.860302][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.860410][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.860470][ T32] Call trace: [ 1331.860502][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.860557][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.860581][ T32] r4:00000000 [ 1331.860624][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.860671][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.860701][ T32] 5d20: d3c76000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.860739][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.860764][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.860789][ T32] r5:800d0013 r4:80239bb0 [ 1331.860817][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.860892][ T32] r4:82ac21e4 [ 1331.860927][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.860976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.861001][ T32] r4:e0595dc0 [ 1331.861038][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.861103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.861129][ T32] r4:00000000 [ 1331.861167][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.861237][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.861262][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.861307][ T32] r5:00001000 r4:e00c1000 [ 1331.861327][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.861385][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.861433][ T32] r5:84f0c78c r4:84f0c400 [ 1331.861453][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.861501][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.861523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.861570][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.861593][ T32] r4:84ddad00 [ 1331.861612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.861683][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.861720][ T32] r4:00000001 [ 1331.861740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.861776][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.861819][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.861873][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.861908][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.861976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.862011][ T32] r4:84cfd440 [ 1331.862036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.862078][ T32] INFO: task kworker/1:241:4228 blocked for more than 458 seconds. [ 1331.862149][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.862180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.862202][ T32] task:kworker/1:241 state:D stack:0 pid:4228 tgid:4228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.862248][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.862291][ T32] Call trace: [ 1331.862322][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.862372][ T32] r10:8291a684 r9:eabf5d84 r8:00000002 r7:60000013 r6:eabf5d8c r5:850f2400 [ 1331.862396][ T32] r4:850f2400 [ 1331.862465][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.862528][ T32] r5:850f2400 r4:8291a680 [ 1331.862552][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.862610][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.862677][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf5e08 [ 1331.862707][ T32] r4:00000000 [ 1331.862744][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.862786][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.862831][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.862875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511b5c0 [ 1331.862909][ T32] r4:00000000 [ 1331.862930][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.862975][ T32] r9:83018205 r8:850f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1331.862998][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.863068][ T32] r5:00001000 r4:eabff000 [ 1331.863092][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.863171][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.863226][ T32] r5:851caf8c r4:851cac00 [ 1331.863258][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.863319][ T32] r7:ddde2d80 r6:83018200 r5:851caf8c r4:8513d780 [ 1331.863344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.863411][ T32] r10:61c88647 r9:850f2400 r8:8513d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.863450][ T32] r4:8513d780 [ 1331.863470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.863572][ T32] r10:00000000 r9:8513d780 r8:80287e08 r7:eabade60 r6:8513d800 r5:850f2400 [ 1331.863599][ T32] r4:00000001 [ 1331.863619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.863655][ T32] Exception stack(0xeabf5fb0 to 0xeabf5ff8) [ 1331.863690][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.863734][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.863764][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.863793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.863821][ T32] r4:8511b2c0 [ 1331.864128][ T32] INFO: task kworker/1:241:4228 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.864169][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.864246][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.864300][ T32] Call trace: [ 1331.864336][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.864399][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.864442][ T32] r4:00000000 [ 1331.864467][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.864522][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.864558][ T32] 5d20: d3c76000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.864591][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.864617][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.864641][ T32] r5:800d0013 r4:80239bb0 [ 1331.864662][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.864709][ T32] r4:82ac21e4 [ 1331.864730][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.864785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.864819][ T32] r4:e0595dc0 [ 1331.864845][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.864888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.864910][ T32] r4:00000000 [ 1331.864929][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.864974][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.864996][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.865038][ T32] r5:00001000 r4:e00c1000 [ 1331.865058][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.865124][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.865174][ T32] r5:84f0c78c r4:84f0c400 [ 1331.865194][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.865242][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.865266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.865313][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.865337][ T32] r4:84ddad00 [ 1331.865356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.865420][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.865452][ T32] r4:00000001 [ 1331.865473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.865509][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.865548][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.865621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.865652][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.865681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.865703][ T32] r4:84cfd440 [ 1331.865724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.865749][ T32] INFO: task kworker/1:242:4229 blocked for more than 458 seconds. [ 1331.865777][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.877048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.877171][ T32] task:kworker/1:242 state:D stack:0 pid:4229 tgid:4229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.877240][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.877330][ T32] Call trace: [ 1331.877372][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.877459][ T32] r10:8291a684 r9:eabfdd84 r8:00000002 r7:60000113 r6:eabfdd8c r5:850f3000 [ 1331.877519][ T32] r4:850f3000 [ 1331.877600][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.877650][ T32] r5:850f3000 r4:8291a680 [ 1331.877672][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.877764][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.877836][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabfde08 [ 1331.877867][ T32] r4:00000000 [ 1331.877890][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.877939][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.878008][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.878061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511bb40 [ 1331.878088][ T32] r4:00000000 [ 1331.878140][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.878193][ T32] r9:83018205 r8:850f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1331.878216][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.878317][ T32] r5:00001000 r4:dfab1000 [ 1331.878343][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.878385][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.878457][ T32] r5:851cbb8c r4:851cb800 [ 1331.878483][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.878537][ T32] r7:ddde2d80 r6:83018200 r5:851cbb8c r4:8513d880 [ 1331.878558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.878606][ T32] r10:61c88647 r9:850f3000 r8:8513d8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.878629][ T32] r4:8513d880 [ 1331.878648][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.878694][ T32] r10:00000000 r9:8513d880 r8:80287e08 r7:eabf5e60 r6:8513d900 r5:850f3000 [ 1331.878718][ T32] r4:00000001 [ 1331.878738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.878775][ T32] Exception stack(0xeabfdfb0 to 0xeabfdff8) [ 1331.878847][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.878883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.878916][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.878946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.878968][ T32] r4:8511b600 [ 1331.879425][ T32] INFO: task kworker/1:242:4229 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.879468][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.879553][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.879636][ T32] Call trace: [ 1331.879688][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.879744][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.879769][ T32] r4:00000000 [ 1331.879800][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.879844][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.879897][ T32] 5d20: d3c76000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.879932][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.879959][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.879990][ T32] r5:800d0013 r4:80239bb0 [ 1331.880013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.880054][ T32] r4:82ac21e4 [ 1331.880076][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.880157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.880185][ T32] r4:e0595dc0 [ 1331.880205][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.880269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.880298][ T32] r4:00000000 [ 1331.880319][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.880371][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.880394][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.880437][ T32] r5:00001000 r4:e00c1000 [ 1331.880458][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.880507][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.880550][ T32] r5:84f0c78c r4:84f0c400 [ 1331.880569][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.880620][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.880663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.880719][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.880744][ T32] r4:84ddad00 [ 1331.880763][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.880819][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.880843][ T32] r4:00000001 [ 1331.880886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.880931][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.880960][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.880989][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.881067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.881126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.881171][ T32] r4:84cfd440 [ 1331.881198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.881234][ T32] INFO: task kworker/1:243:4230 blocked for more than 458 seconds. [ 1331.881270][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.881295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.881369][ T32] task:kworker/1:243 state:D stack:0 pid:4230 tgid:4230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.881423][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.881464][ T32] Call trace: [ 1331.881529][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.881582][ T32] r10:8291a684 r9:eac09d84 r8:00000002 r7:60000013 r6:eac09d8c r5:8519a400 [ 1331.881605][ T32] r4:8519a400 [ 1331.881624][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.881683][ T32] r5:8519a400 r4:8291a680 [ 1331.881709][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.881750][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.881793][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac09e08 [ 1331.881853][ T32] r4:00000000 [ 1331.881880][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.881918][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.881979][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.882028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511b940 [ 1331.882051][ T32] r4:00000000 [ 1331.882123][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.882172][ T32] r9:83018205 r8:8519a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1331.882221][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.882269][ T32] r5:00001000 r4:eac13000 [ 1331.882389][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.882436][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.882478][ T32] r5:851cb38c r4:851cb000 [ 1331.882509][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.882563][ T32] r7:ddde2d80 r6:83018200 r5:851cb38c r4:8513d980 [ 1331.882612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.882664][ T32] r10:61c88647 r9:8519a400 r8:8513d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.882701][ T32] r4:8513d980 [ 1331.882724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.882769][ T32] r10:00000000 r9:8513d980 r8:80287e08 r7:eabfde60 r6:85130f00 r5:8519a400 [ 1331.882804][ T32] r4:00000001 [ 1331.882829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.882866][ T32] Exception stack(0xeac09fb0 to 0xeac09ff8) [ 1331.882914][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.882954][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.883014][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.883048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.883072][ T32] r4:8511b700 [ 1331.883376][ T32] INFO: task kworker/1:243:4230 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.883440][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.883564][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.883611][ T32] Call trace: [ 1331.883671][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.883725][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.883750][ T32] r4:00000000 [ 1331.883770][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.883839][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.883874][ T32] 5d20: d3c76000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.883905][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.883941][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.883970][ T32] r5:800d0013 r4:80239bb0 [ 1331.883994][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.884034][ T32] r4:82ac21e4 [ 1331.884056][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.884105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.884142][ T32] r4:e0595dc0 [ 1331.884168][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.884214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.884237][ T32] r4:00000000 [ 1331.884263][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.884308][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.884337][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.884380][ T32] r5:00001000 r4:e00c1000 [ 1331.884400][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.884439][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.884486][ T32] r5:84f0c78c r4:84f0c400 [ 1331.884602][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.884715][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.884766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.884838][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.884863][ T32] r4:84ddad00 [ 1331.884885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.884937][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.884961][ T32] r4:00000001 [ 1331.884987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.885029][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.885069][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.885099][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.885126][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.885154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.885182][ T32] r4:84cfd440 [ 1331.885227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.885259][ T32] INFO: task kworker/1:244:4235 blocked for more than 458 seconds. [ 1331.885291][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.885362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.885389][ T32] task:kworker/1:244 state:D stack:0 pid:4235 tgid:4235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.885440][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.885490][ T32] Call trace: [ 1331.885559][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.885611][ T32] r10:8291a684 r9:e0699d84 r8:00000002 r7:60000113 r6:e0699d8c r5:8519d400 [ 1331.885635][ T32] r4:8519d400 [ 1331.885655][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.885698][ T32] r5:8519d400 r4:8291a680 [ 1331.885723][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.885765][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.885809][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0699e08 [ 1331.885979][ T32] r4:00000000 [ 1331.919193][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.919295][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.919344][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.919421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511ba40 [ 1331.919454][ T32] r4:00000000 [ 1331.919480][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.919534][ T32] r9:83018205 r8:8519d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1331.919589][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.919643][ T32] r5:00001000 r4:eac19000 [ 1331.919664][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.919713][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.919757][ T32] r5:851cb78c r4:851cb400 [ 1331.919809][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.919866][ T32] r7:ddde2d80 r6:83018200 r5:851cb78c r4:8513da00 [ 1331.919891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.919939][ T32] r10:61c88647 r9:8519d400 r8:8513da2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.919962][ T32] r4:8513da00 [ 1331.920005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.920058][ T32] r10:00000000 r9:8513da00 r8:80287e08 r7:eabfde60 r6:85130f80 r5:8519d400 [ 1331.920082][ T32] r4:00000001 [ 1331.920103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.920193][ T32] Exception stack(0xe0699fb0 to 0xe0699ff8) [ 1331.920239][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.920272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.920301][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.920331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.920355][ T32] r4:8511b900 [ 1331.920831][ T32] INFO: task kworker/1:244:4235 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.920875][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.920963][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.921022][ T32] Call trace: [ 1331.921077][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.921141][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.921190][ T32] r4:00000000 [ 1331.921216][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.921259][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.921294][ T32] 5d20: d4372000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.921324][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.921377][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.921463][ T32] r5:800d0013 r4:80239bb0 [ 1331.921515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.921563][ T32] r4:82ac21e4 [ 1331.921615][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.921690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.921720][ T32] r4:e0595dc0 [ 1331.921746][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.921794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.921825][ T32] r4:00000000 [ 1331.921846][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.921893][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.921924][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.921999][ T32] r5:00001000 r4:e00c1000 [ 1331.922022][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.922065][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.922118][ T32] r5:84f0c78c r4:84f0c400 [ 1331.922139][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.922186][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.922208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.922266][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.922292][ T32] r4:84ddad00 [ 1331.922312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.922362][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.922390][ T32] r4:00000001 [ 1331.922411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.922448][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.922475][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.922504][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.922530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.922583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.922611][ T32] r4:84cfd440 [ 1331.922654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.922727][ T32] INFO: task kworker/1:245:4238 blocked for more than 458 seconds. [ 1331.922767][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.922794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.922850][ T32] task:kworker/1:245 state:D stack:0 pid:4238 tgid:4238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.922958][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.923068][ T32] Call trace: [ 1331.923166][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.923228][ T32] r10:8291a684 r9:eac25d84 r8:00000002 r7:60000013 r6:eac25d8c r5:8519e000 [ 1331.923253][ T32] r4:8519e000 [ 1331.923299][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.923354][ T32] r5:8519e000 r4:8291a680 [ 1331.923375][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.923414][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.923458][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac25e08 [ 1331.923482][ T32] r4:00000000 [ 1331.923504][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.923539][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.923582][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.923624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511bc40 [ 1331.923674][ T32] r4:00000000 [ 1331.923699][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.923751][ T32] r9:83018205 r8:8519e000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1331.923776][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.923828][ T32] r5:00001000 r4:dfd0f000 [ 1331.923848][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.923897][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.923939][ T32] r5:851cbf8c r4:851cbc00 [ 1331.923985][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.924055][ T32] r7:ddde2d80 r6:83018200 r5:851cbf8c r4:8513da80 [ 1331.924107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.924212][ T32] r10:61c88647 r9:8519e000 r8:8513daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.924245][ T32] r4:8513da80 [ 1331.924270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.924317][ T32] r10:00000000 r9:8513da80 r8:80287e08 r7:eabfde60 r6:85114000 r5:8519e000 [ 1331.924341][ T32] r4:00000001 [ 1331.924364][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.924405][ T32] Exception stack(0xeac25fb0 to 0xeac25ff8) [ 1331.924433][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.924461][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.924571][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.924705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.924739][ T32] r4:8511bbc0 [ 1331.925061][ T32] INFO: task kworker/1:245:4238 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.925099][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.925193][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.925240][ T32] Call trace: [ 1331.925270][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.925347][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.925377][ T32] r4:00000000 [ 1331.925399][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.925440][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.925495][ T32] 5d20: d4372000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.925540][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.925573][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.925599][ T32] r5:800d0013 r4:80239bb0 [ 1331.925620][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.925735][ T32] r4:82ac21e4 [ 1331.925778][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.925896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.936969][ T32] r4:e0595dc0 [ 1331.937025][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.937108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.937134][ T32] r4:00000000 [ 1331.937187][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.937250][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.937276][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.937324][ T32] r5:00001000 r4:e00c1000 [ 1331.937345][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.937392][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.937468][ T32] r5:84f0c78c r4:84f0c400 [ 1331.937495][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.937554][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.937576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.937623][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.937647][ T32] r4:84ddad00 [ 1331.937667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.937767][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.937860][ T32] r4:00000001 [ 1331.937889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.937930][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.938052][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.938090][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.938118][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.938179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.938207][ T32] r4:84cfd440 [ 1331.938234][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.938266][ T32] INFO: task kworker/1:246:4240 blocked for more than 458 seconds. [ 1331.938327][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.938358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.938382][ T32] task:kworker/1:246 state:D stack:0 pid:4240 tgid:4240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.938456][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.938513][ T32] Call trace: [ 1331.938547][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.938602][ T32] r10:8291a684 r9:eac29d84 r8:00000002 r7:60000113 r6:eac29d8c r5:8519c800 [ 1331.938632][ T32] r4:8519c800 [ 1331.938692][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.938749][ T32] r5:8519c800 r4:8291a680 [ 1331.938771][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.938835][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.938884][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac29e08 [ 1331.938908][ T32] r4:00000000 [ 1331.938961][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.939002][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.939039][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.939080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511be00 [ 1331.939103][ T32] r4:00000000 [ 1331.939220][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.939283][ T32] r9:83018205 r8:8519c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1331.939310][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.939354][ T32] r5:00001000 r4:dfddf000 [ 1331.939376][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.939464][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.939512][ T32] r5:851cc38c r4:851cc000 [ 1331.939546][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.939597][ T32] r7:ddde2d80 r6:83018200 r5:851cc38c r4:8513db00 [ 1331.939618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.939670][ T32] r10:61c88647 r9:8519c800 r8:8513db2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.939773][ T32] r4:8513db00 [ 1331.939873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.939927][ T32] r10:00000000 r9:8513db00 r8:80287e08 r7:eac25e60 r6:85114080 r5:8519c800 [ 1331.939950][ T32] r4:00000001 [ 1331.939980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.940021][ T32] Exception stack(0xeac29fb0 to 0xeac29ff8) [ 1331.940048][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.940102][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.940141][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.940176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.940199][ T32] r4:8511bbc0 [ 1331.940658][ T32] INFO: task kworker/1:246:4240 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.940695][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.940807][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.941117][ T32] Call trace: [ 1331.941185][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.941331][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.941362][ T32] r4:00000000 [ 1331.941383][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.941449][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.941651][ T32] 5d20: d4372000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.941759][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.941807][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.941844][ T32] r5:800d0013 r4:80239bb0 [ 1331.941921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.942015][ T32] r4:82ac21e4 [ 1331.942069][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.942119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.942143][ T32] r4:e0595dc0 [ 1331.942162][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.942213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.942596][ T32] r4:00000000 [ 1331.942631][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.942681][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.942704][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.942750][ T32] r5:00001000 r4:e00c1000 [ 1331.942793][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.942898][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.942949][ T32] r5:84f0c78c r4:84f0c400 [ 1331.942971][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.943019][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.943047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.943104][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.943129][ T32] r4:84ddad00 [ 1331.943148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.943193][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.943216][ T32] r4:00000001 [ 1331.943242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.943279][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.943307][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.943521][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.943555][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.943586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.943611][ T32] r4:84cfd440 [ 1331.943774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.943813][ T32] INFO: task kworker/1:247:4241 blocked for more than 458 seconds. [ 1331.943863][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.943891][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.943912][ T32] task:kworker/1:247 state:D stack:0 pid:4241 tgid:4241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.944039][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.944092][ T32] Call trace: [ 1331.944123][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.944174][ T32] r10:8291a684 r9:eac2dd84 r8:00000002 r7:60000113 r6:eac2dd8c r5:8519ec00 [ 1331.944199][ T32] r4:8519ec00 [ 1331.944218][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.944272][ T32] r5:8519ec00 r4:8291a680 [ 1331.944297][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.944345][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.944415][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac2de08 [ 1331.944474][ T32] r4:00000000 [ 1331.944520][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.944563][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.944741][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.944789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505d4c0 [ 1331.944825][ T32] r4:00000000 [ 1331.944847][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.944892][ T32] r9:83018205 r8:8519ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1331.944963][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.945013][ T32] r5:00001000 r4:e07b9000 [ 1331.945034][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.945079][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.945140][ T32] r5:851cd38c r4:851cd000 [ 1331.945167][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.945214][ T32] r7:ddde2d80 r6:83018200 r5:851cd38c r4:8513db80 [ 1331.945235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.945287][ T32] r10:61c88647 r9:8519ec00 r8:8513dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.945359][ T32] r4:8513db80 [ 1331.945383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.945429][ T32] r10:00000000 r9:8513db80 r8:80287e08 r7:eac29e60 r6:85114100 r5:8519ec00 [ 1331.945451][ T32] r4:00000001 [ 1331.945520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.945566][ T32] Exception stack(0xeac2dfb0 to 0xeac2dff8) [ 1331.945594][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.945624][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.945654][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.945718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.945745][ T32] r4:8511bbc0 [ 1331.970332][ T32] INFO: task kworker/1:247:4241 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.970467][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.970584][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.970701][ T32] Call trace: [ 1331.970912][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.970988][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.971015][ T32] r4:00000000 [ 1331.971057][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.971134][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.971178][ T32] 5d20: d46a7000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.971211][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.971237][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.971270][ T32] r5:800d0013 r4:80239bb0 [ 1331.971351][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.971408][ T32] r4:82ac21e4 [ 1331.971455][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.971530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.971563][ T32] r4:e0595dc0 [ 1331.971585][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.971677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.971708][ T32] r4:00000000 [ 1331.971729][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.971788][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.971824][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.971868][ T32] r5:00001000 r4:e00c1000 [ 1331.971890][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.971934][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.971977][ T32] r5:84f0c78c r4:84f0c400 [ 1331.971996][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.972043][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.972072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.972119][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.972145][ T32] r4:84ddad00 [ 1331.972165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.972242][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.972294][ T32] r4:00000001 [ 1331.972323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.972363][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.972394][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.972423][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.972450][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.972484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.972507][ T32] r4:84cfd440 [ 1331.972532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.972574][ T32] INFO: task kworker/1:248:4242 blocked for more than 458 seconds. [ 1331.972610][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.972635][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.972657][ T32] task:kworker/1:248 state:D stack:0 pid:4242 tgid:4242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.972708][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.972753][ T32] Call trace: [ 1331.972784][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.972845][ T32] r10:8291a684 r9:eac35d84 r8:00000002 r7:60000113 r6:eac35d8c r5:85188000 [ 1331.972869][ T32] r4:85188000 [ 1331.972889][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.972945][ T32] r5:85188000 r4:8291a680 [ 1331.972972][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.973017][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.973086][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac35e08 [ 1331.973115][ T32] r4:00000000 [ 1331.973136][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.973176][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.973223][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.973277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511bec0 [ 1331.973302][ T32] r4:00000000 [ 1331.973322][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.973377][ T32] r9:83018205 r8:85188000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1331.973404][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.973450][ T32] r5:00001000 r4:e00a5000 [ 1331.973470][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.973509][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.973552][ T32] r5:851cc78c r4:851cc400 [ 1331.973573][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.973617][ T32] r7:ddde2d80 r6:83018200 r5:851cc78c r4:8513dc00 [ 1331.973777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.973875][ T32] r10:61c88647 r9:85188000 r8:8513dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.973904][ T32] r4:8513dc00 [ 1331.973924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.973993][ T32] r10:00000000 r9:8513dc00 r8:80287e08 r7:eac2de60 r6:85114180 r5:85188000 [ 1331.974020][ T32] r4:00000001 [ 1331.974075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.974122][ T32] Exception stack(0xeac35fb0 to 0xeac35ff8) [ 1331.974151][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.974180][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.974282][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.974317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.974340][ T32] r4:8511bbc0 [ 1331.974705][ T32] INFO: task kworker/1:248:4242 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1331.974747][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.974914][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.975025][ T32] Call trace: [ 1331.975204][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.975325][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1331.975355][ T32] r4:00000000 [ 1331.975376][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.975417][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1331.975535][ T32] 5d20: d46a7000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1331.975570][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1331.975596][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1331.975621][ T32] r5:800d0013 r4:80239bb0 [ 1331.975741][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.975970][ T32] r4:82ac21e4 [ 1331.993086][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.993199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1331.993234][ T32] r4:e0595dc0 [ 1331.993256][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.993305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1331.993330][ T32] r4:00000000 [ 1331.993350][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.993404][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.993453][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.993507][ T32] r5:00001000 r4:e00c1000 [ 1331.993546][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.993595][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.993642][ T32] r5:84f0c78c r4:84f0c400 [ 1331.993663][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.993715][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1331.993740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.993788][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.993836][ T32] r4:84ddad00 [ 1331.993862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.993910][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1331.993936][ T32] r4:00000001 [ 1331.993981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.994023][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1331.994057][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.994090][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.994117][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.994152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.994188][ T32] r4:84cfd440 [ 1331.994217][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.994249][ T32] INFO: task kworker/1:249:4244 blocked for more than 458 seconds. [ 1331.994283][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.994324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.994353][ T32] task:kworker/1:249 state:D stack:0 pid:4244 tgid:4244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.994427][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.994474][ T32] Call trace: [ 1331.994544][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1331.994607][ T32] r10:8291a684 r9:eac3dd84 r8:00000002 r7:60000113 r6:eac3dd8c r5:84c68000 [ 1331.994809][ T32] r4:84c68000 [ 1331.994838][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1331.994893][ T32] r5:84c68000 r4:8291a680 [ 1331.994922][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.994969][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.995014][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac3de08 [ 1331.995038][ T32] r4:00000000 [ 1331.995080][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1331.995125][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1331.995248][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1331.995350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505d040 [ 1331.995379][ T32] r4:00000000 [ 1331.995464][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1331.995549][ T32] r9:83018205 r8:84c68000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1331.995577][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1331.995620][ T32] r5:00001000 r4:e0565000 [ 1331.995656][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1331.995703][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.995752][ T32] r5:851ccb8c r4:851cc800 [ 1331.995773][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.006401][ T32] r7:ddde2d80 r6:83018200 r5:851ccb8c r4:8513dc80 [ 1332.006494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.006648][ T32] r10:61c88647 r9:84c68000 r8:8513dcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.006679][ T32] r4:8513dc80 [ 1332.006702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.006758][ T32] r10:00000000 r9:8513dc80 r8:80287e08 r7:eac2de60 r6:85114200 r5:84c68000 [ 1332.006783][ T32] r4:00000001 [ 1332.006829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.006876][ T32] Exception stack(0xeac3dfb0 to 0xeac3dff8) [ 1332.006909][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.006991][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.007027][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.007111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.007323][ T32] r4:8511bf00 [ 1332.007786][ T32] INFO: task kworker/1:249:4244 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.007832][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.007904][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.007956][ T32] Call trace: [ 1332.007990][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.008048][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.008323][ T32] r4:00000000 [ 1332.008349][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.008392][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.008422][ T32] 5d20: d4c24000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.008453][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.008534][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.008566][ T32] r5:800d0013 r4:80239bb0 [ 1332.008588][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.008633][ T32] r4:82ac21e4 [ 1332.008653][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.008698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.008721][ T32] r4:e0595dc0 [ 1332.008741][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.008786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.008931][ T32] r4:00000000 [ 1332.009049][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.009106][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.009170][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.009219][ T32] r5:00001000 r4:e00c1000 [ 1332.009240][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.009280][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.009326][ T32] r5:84f0c78c r4:84f0c400 [ 1332.009386][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.009438][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.009460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.009507][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.009530][ T32] r4:84ddad00 [ 1332.009548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.009594][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.009739][ T32] r4:00000001 [ 1332.009764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.009807][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.009835][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.009864][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.009891][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.009919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.009992][ T32] r4:84cfd440 [ 1332.010032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.010079][ T32] INFO: task kworker/1:250:4246 blocked for more than 458 seconds. [ 1332.010119][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.010147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.010171][ T32] task:kworker/1:250 state:D stack:0 pid:4246 tgid:4246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.010244][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.010304][ T32] Call trace: [ 1332.010336][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.010387][ T32] r10:8291a684 r9:eac45d84 r8:00000002 r7:60000113 r6:eac45d8c r5:84c69800 [ 1332.010411][ T32] r4:84c69800 [ 1332.010431][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.010474][ T32] r5:84c69800 r4:8291a680 [ 1332.010495][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.010537][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.010622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac45e08 [ 1332.010651][ T32] r4:00000000 [ 1332.010687][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.010727][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.010763][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.010835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505d3c0 [ 1332.010863][ T32] r4:00000000 [ 1332.010885][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.010932][ T32] r9:83018205 r8:84c69800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1332.010954][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.010996][ T32] r5:00001000 r4:e0779000 [ 1332.011015][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.011055][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.011097][ T32] r5:851ccf8c r4:851ccc00 [ 1332.011117][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.011161][ T32] r7:ddde2d80 r6:83018200 r5:851ccf8c r4:8513dd00 [ 1332.011183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.011231][ T32] r10:61c88647 r9:84c69800 r8:8513dd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.011254][ T32] r4:8513dd00 [ 1332.011301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.011352][ T32] r10:00000000 r9:8513dd00 r8:80287e08 r7:eac2de60 r6:85114280 r5:84c69800 [ 1332.011374][ T32] r4:00000001 [ 1332.011586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.011627][ T32] Exception stack(0xeac45fb0 to 0xeac45ff8) [ 1332.011656][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.011687][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.011714][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.011742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.011764][ T32] r4:8505d000 [ 1332.012072][ T32] INFO: task kworker/1:250:4246 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.012112][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.012229][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.012277][ T32] Call trace: [ 1332.012307][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.012360][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.012385][ T32] r4:00000000 [ 1332.012405][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.012445][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.012492][ T32] 5d20: d4c24000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.012528][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.012608][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.012642][ T32] r5:800d0013 r4:80239bb0 [ 1332.012665][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.012709][ T32] r4:82ac21e4 [ 1332.012731][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.012777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.012813][ T32] r4:e0595dc0 [ 1332.012922][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.012998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.013025][ T32] r4:00000000 [ 1332.013133][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.013184][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.013207][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.013250][ T32] r5:00001000 r4:e00c1000 [ 1332.013282][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.013350][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.013400][ T32] r5:84f0c78c r4:84f0c400 [ 1332.013447][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.013510][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.013536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.013680][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.013708][ T32] r4:84ddad00 [ 1332.013729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.013777][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.013893][ T32] r4:00000001 [ 1332.013920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.013979][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.014180][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.014215][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.014242][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.014299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.014327][ T32] r4:84cfd440 [ 1332.014354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.014382][ T32] INFO: task kworker/0:313:4248 blocked for more than 458 seconds. [ 1332.014410][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.014433][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.014454][ T32] task:kworker/0:313 state:D stack:0 pid:4248 tgid:4248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.014504][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.014547][ T32] Call trace: [ 1332.014577][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.014625][ T32] r10:8291a684 r9:eac49d84 r8:00000002 r7:60000113 r6:eac49d8c r5:84c6b000 [ 1332.014706][ T32] r4:84c6b000 [ 1332.014733][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.014823][ T32] r5:84c6b000 r4:8291a680 [ 1332.015034][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.015080][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.015274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac49e08 [ 1332.015341][ T32] r4:00000000 [ 1332.015390][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.015432][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.015479][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.015528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505f780 [ 1332.015604][ T32] r4:00000000 [ 1332.015629][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.015725][ T32] r9:83018005 r8:84c6b000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1332.015752][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.015859][ T32] r5:00001000 r4:e063f000 [ 1332.036404][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.036499][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.036573][ T32] r5:85164b8c r4:85164800 [ 1332.036601][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.036653][ T32] r7:dddced80 r6:83018000 r5:85164b8c r4:85114300 [ 1332.036700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.036754][ T32] r10:61c88647 r9:84c6b000 r8:8511432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.036836][ T32] r4:85114300 [ 1332.036863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.036943][ T32] r10:00000000 r9:85114300 r8:80287e08 r7:eab01e60 r6:85114380 r5:84c6b000 [ 1332.036972][ T32] r4:00000001 [ 1332.036993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.037033][ T32] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1332.037064][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.037093][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.037120][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.037149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.037221][ T32] r4:8505f800 [ 1332.037665][ T32] INFO: task kworker/0:313:4248 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.037704][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.037795][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.037880][ T32] Call trace: [ 1332.037915][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.038174][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.038205][ T32] r4:00000000 [ 1332.038231][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.038276][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.038306][ T32] 5d20: d4f86000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.038336][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.038362][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.038387][ T32] r5:800d0013 r4:80239bb0 [ 1332.038409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.038452][ T32] r4:82ac21e4 [ 1332.038472][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.038518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.038542][ T32] r4:e0595dc0 [ 1332.038564][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.038607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.038656][ T32] r4:00000000 [ 1332.038682][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.038732][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.038826][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.039054][ T32] r5:00001000 r4:e00c1000 [ 1332.039083][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.039126][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.039170][ T32] r5:84f0c78c r4:84f0c400 [ 1332.039270][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.039339][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.039362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.039411][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.039434][ T32] r4:84ddad00 [ 1332.039453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.039500][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.039523][ T32] r4:00000001 [ 1332.039543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.039581][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.039823][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.039860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.039942][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.039977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.040166][ T32] r4:84cfd440 [ 1332.040193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.040226][ T32] INFO: task kworker/0:314:4251 blocked for more than 458 seconds. [ 1332.040260][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.040302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.040332][ T32] task:kworker/0:314 state:D stack:0 pid:4251 tgid:4251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.040411][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.040456][ T32] Call trace: [ 1332.040486][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.040744][ T32] r10:8291a684 r9:eac41d84 r8:00000002 r7:60000113 r6:eac41d8c r5:84c68c00 [ 1332.040773][ T32] r4:84c68c00 [ 1332.040832][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.041523][ T32] r5:84c68c00 r4:8291a680 [ 1332.041551][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.041823][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.041875][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac41e08 [ 1332.041899][ T32] r4:00000000 [ 1332.041945][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.042004][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.042138][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.042226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505fa80 [ 1332.042256][ T32] r4:00000000 [ 1332.042278][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.042324][ T32] r9:83018005 r8:84c68c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1332.042347][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.042418][ T32] r5:00001000 r4:e0695000 [ 1332.042443][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.042486][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.042531][ T32] r5:8516538c r4:85165000 [ 1332.042563][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.042616][ T32] r7:dddced80 r6:83018000 r5:8516538c r4:85114400 [ 1332.042637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.042687][ T32] r10:61c88647 r9:84c68c00 r8:8511442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.042737][ T32] r4:85114400 [ 1332.042815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.043383][ T32] r10:00000000 r9:85114400 r8:80287e08 r7:eab01e60 r6:85114480 r5:84c68c00 [ 1332.043804][ T32] r4:00000001 [ 1332.043830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.043867][ T32] Exception stack(0xeac41fb0 to 0xeac41ff8) [ 1332.043894][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.043923][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.043951][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.043982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.044004][ T32] r4:8505f740 [ 1332.044306][ T32] INFO: task kworker/0:314:4251 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.044344][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.044402][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.045255][ T32] Call trace: [ 1332.045694][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.045756][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.045780][ T32] r4:00000000 [ 1332.045875][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.073540][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.073598][ T32] 5d20: d52f8000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.073630][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.073656][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.073686][ T32] r5:800d0013 r4:80239bb0 [ 1332.073709][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.073772][ T32] r4:82ac21e4 [ 1332.073794][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.073846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.073870][ T32] r4:e0595dc0 [ 1332.073891][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.073972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.074003][ T32] r4:00000000 [ 1332.074057][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.074112][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.074135][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.074182][ T32] r5:00001000 r4:e00c1000 [ 1332.074203][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.074243][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.074397][ T32] r5:84f0c78c r4:84f0c400 [ 1332.074424][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.074797][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.075052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.075107][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.075134][ T32] r4:84ddad00 [ 1332.075153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.075270][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.075298][ T32] r4:00000001 [ 1332.075319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.075357][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.075383][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.075412][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.075483][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.075600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.075627][ T32] r4:84cfd440 [ 1332.075719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.075757][ T32] INFO: task kworker/0:315:4253 blocked for more than 458 seconds. [ 1332.075791][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.075834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.081517][ T32] task:kworker/0:315 state:D stack:0 pid:4253 tgid:4253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.081698][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.081764][ T32] Call trace: [ 1332.081819][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.081878][ T32] r10:8291a684 r9:eac11d84 r8:00000002 r7:60000113 r6:eac11d8c r5:84c6bc00 [ 1332.081904][ T32] r4:84c6bc00 [ 1332.081924][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.081988][ T32] r5:84c6bc00 r4:8291a680 [ 1332.082012][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.082054][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.082098][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac11e08 [ 1332.082167][ T32] r4:00000000 [ 1332.082196][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.082312][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.082356][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.082399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505fc00 [ 1332.082422][ T32] r4:00000000 [ 1332.082442][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.082487][ T32] r9:83018005 r8:84c6bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1332.082509][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.082554][ T32] r5:00001000 r4:e0707000 [ 1332.082606][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.082678][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.082774][ T32] r5:8516578c r4:85165400 [ 1332.082805][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.082882][ T32] r7:dddced80 r6:83018000 r5:8516578c r4:85114500 [ 1332.082909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.082958][ T32] r10:61c88647 r9:84c6bc00 r8:8511452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.083005][ T32] r4:85114500 [ 1332.083030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.083078][ T32] r10:00000000 r9:85114500 r8:80287e08 r7:eac41e60 r6:85114580 r5:84c6bc00 [ 1332.083100][ T32] r4:00000001 [ 1332.083123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.083225][ T32] Exception stack(0xeac11fb0 to 0xeac11ff8) [ 1332.083277][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.083347][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.083384][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.083467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.083495][ T32] r4:8505fa00 [ 1332.083925][ T32] INFO: task kworker/0:315:4253 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.083963][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.084020][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.084065][ T32] Call trace: [ 1332.084114][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.084181][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.084210][ T32] r4:00000000 [ 1332.084230][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.084318][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.084352][ T32] 5d20: d52f8000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.084411][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.084492][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.084522][ T32] r5:800d0013 r4:80239bb0 [ 1332.084544][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.084585][ T32] r4:82ac21e4 [ 1332.084608][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.084680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.084709][ T32] r4:e0595dc0 [ 1332.084773][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.084827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.084850][ T32] r4:00000000 [ 1332.084920][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.084973][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.085027][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.085079][ T32] r5:00001000 r4:e00c1000 [ 1332.085102][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.085146][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.085189][ T32] r5:84f0c78c r4:84f0c400 [ 1332.085210][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.085256][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.085278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.085325][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.085347][ T32] r4:84ddad00 [ 1332.085385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.085436][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.085510][ T32] r4:00000001 [ 1332.085533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.085570][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.085596][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.085626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.085653][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.085682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.085704][ T32] r4:84cfd440 [ 1332.085726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.085765][ T32] INFO: task kworker/0:316:4255 blocked for more than 458 seconds. [ 1332.098773][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.098850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.098892][ T32] task:kworker/0:316 state:D stack:0 pid:4255 tgid:4255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.098955][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.099013][ T32] Call trace: [ 1332.099045][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.099101][ T32] r10:8291a684 r9:eabe9d84 r8:00000002 r7:60000113 r6:eabe9d8c r5:84c6c800 [ 1332.099151][ T32] r4:84c6c800 [ 1332.099178][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.099224][ T32] r5:84c6c800 r4:8291a680 [ 1332.099247][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.099288][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.099331][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe9e08 [ 1332.099354][ T32] r4:00000000 [ 1332.099374][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.099408][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.099445][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.099487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505fe00 [ 1332.099511][ T32] r4:00000000 [ 1332.099531][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.099577][ T32] r9:83018005 r8:84c6c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1332.099601][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.099669][ T32] r5:00001000 r4:e0725000 [ 1332.099724][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.099771][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.099822][ T32] r5:85165b8c r4:85165800 [ 1332.099855][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.099911][ T32] r7:dddced80 r6:83018000 r5:85165b8c r4:85114600 [ 1332.099973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.100057][ T32] r10:61c88647 r9:84c6c800 r8:8511462c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.100085][ T32] r4:85114600 [ 1332.100106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.100247][ T32] r10:00000000 r9:85114600 r8:80287e08 r7:eac11e60 r6:85114680 r5:84c6c800 [ 1332.100301][ T32] r4:00000001 [ 1332.100326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.100366][ T32] Exception stack(0xeabe9fb0 to 0xeabe9ff8) [ 1332.100395][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.100424][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.100476][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.100529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.100596][ T32] r4:8505fb40 [ 1332.100995][ T32] INFO: task kworker/0:316:4255 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.101032][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.101185][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.101315][ T32] Call trace: [ 1332.101378][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.101433][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.101458][ T32] r4:00000000 [ 1332.101478][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.101517][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.101545][ T32] 5d20: d57f8000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.101576][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.101601][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.101627][ T32] r5:800d0013 r4:80239bb0 [ 1332.101701][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.101752][ T32] r4:82ac21e4 [ 1332.101774][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.101824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.101848][ T32] r4:e0595dc0 [ 1332.101868][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.101913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.101937][ T32] r4:00000000 [ 1332.101992][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.102046][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.102109][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.102222][ T32] r5:00001000 r4:e00c1000 [ 1332.102248][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.102432][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.102480][ T32] r5:84f0c78c r4:84f0c400 [ 1332.102501][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.102569][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.102593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.102642][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.102665][ T32] r4:84ddad00 [ 1332.102684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.102804][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.102841][ T32] r4:00000001 [ 1332.102884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.102951][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.102983][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.103014][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.103041][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.103169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.103197][ T32] r4:84cfd440 [ 1332.103220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.103248][ T32] INFO: task kworker/0:317:4257 blocked for more than 458 seconds. [ 1332.103277][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.103302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.103371][ T32] task:kworker/0:317 state:D stack:0 pid:4257 tgid:4257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.103422][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.103505][ T32] Call trace: [ 1332.103581][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.103637][ T32] r10:8291a684 r9:eac51d84 r8:00000002 r7:60000113 r6:eac51d8c r5:84c6e000 [ 1332.103714][ T32] r4:84c6e000 [ 1332.103741][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.103792][ T32] r5:84c6e000 r4:8291a680 [ 1332.103890][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.104019][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.104070][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac51e08 [ 1332.104135][ T32] r4:00000000 [ 1332.104160][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.104201][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.104239][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.104295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505ff00 [ 1332.104324][ T32] r4:00000000 [ 1332.104371][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.104434][ T32] r9:83018005 r8:84c6e000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.104460][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.104510][ T32] r5:00001000 r4:e074d000 [ 1332.104531][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.104601][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.104665][ T32] r5:85165f8c r4:85165c00 [ 1332.104690][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.104811][ T32] r7:dddced80 r6:83018000 r5:85165f8c r4:85114700 [ 1332.104838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.104891][ T32] r10:61c88647 r9:84c6e000 r8:8511472c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.104957][ T32] r4:85114700 [ 1332.104984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.105051][ T32] r10:00000000 r9:85114700 r8:80287e08 r7:eabe9e60 r6:85114780 r5:84c6e000 [ 1332.105082][ T32] r4:00000001 [ 1332.105117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.105157][ T32] Exception stack(0xeac51fb0 to 0xeac51ff8) [ 1332.105188][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.105218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.105248][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.105303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.105331][ T32] r4:8505fdc0 [ 1332.105584][ T32] INFO: task kworker/0:317:4257 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.105657][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.105746][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.105809][ T32] Call trace: [ 1332.131085][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.131172][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.131201][ T32] r4:00000000 [ 1332.131255][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.131334][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.131398][ T32] 5d20: d6052000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.131432][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.131484][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.131515][ T32] r5:800d0013 r4:80239bb0 [ 1332.131535][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.131580][ T32] r4:82ac21e4 [ 1332.131600][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.131642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.131664][ T32] r4:e0595dc0 [ 1332.131683][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.131726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.131751][ T32] r4:00000000 [ 1332.131771][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.131828][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.131881][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.131958][ T32] r5:00001000 r4:e00c1000 [ 1332.131983][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.132065][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.132113][ T32] r5:84f0c78c r4:84f0c400 [ 1332.132134][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.132182][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.132204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.132251][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.132273][ T32] r4:84ddad00 [ 1332.132292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.132337][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.132359][ T32] r4:00000001 [ 1332.132410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.132479][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.132510][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.132547][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.132617][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.132651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.132691][ T32] r4:84cfd440 [ 1332.132719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.132782][ T32] INFO: task kworker/0:318:4259 blocked for more than 458 seconds. [ 1332.132828][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.132853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.132875][ T32] task:kworker/0:318 state:D stack:0 pid:4259 tgid:4259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.133007][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.133070][ T32] Call trace: [ 1332.133102][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.133152][ T32] r10:8291a684 r9:eac55d84 r8:00000002 r7:60000013 r6:eac55d8c r5:84c6ec00 [ 1332.133177][ T32] r4:84c6ec00 [ 1332.133198][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.133264][ T32] r5:84c6ec00 r4:8291a680 [ 1332.133290][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.133363][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.133450][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac55e08 [ 1332.133478][ T32] r4:00000000 [ 1332.133499][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.133534][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.133598][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.133645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850576c0 [ 1332.133699][ T32] r4:00000000 [ 1332.133724][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.133804][ T32] r9:83018005 r8:84c6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1332.133831][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.133876][ T32] r5:00001000 r4:e0867000 [ 1332.133925][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.133989][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.134065][ T32] r5:85166b8c r4:85166800 [ 1332.134090][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.134140][ T32] r7:dddced80 r6:83018000 r5:85166b8c r4:85114800 [ 1332.134165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.134250][ T32] r10:61c88647 r9:84c6ec00 r8:8511482c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.134289][ T32] r4:85114800 [ 1332.134340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.134414][ T32] r10:00000000 r9:85114800 r8:80287e08 r7:eac51e60 r6:85114880 r5:84c6ec00 [ 1332.134442][ T32] r4:00000001 [ 1332.134462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.134502][ T32] Exception stack(0xeac55fb0 to 0xeac55ff8) [ 1332.134529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.134557][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.134583][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.134611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.134633][ T32] r4:8505fe80 [ 1332.135084][ T32] INFO: task kworker/0:318:4259 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.135122][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.135181][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.135224][ T32] Call trace: [ 1332.135272][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.135329][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.135384][ T32] r4:00000000 [ 1332.135436][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.135481][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.135510][ T32] 5d20: d6052000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.135539][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.135563][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.135588][ T32] r5:800d0013 r4:80239bb0 [ 1332.135621][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.135695][ T32] r4:82ac21e4 [ 1332.135720][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.135794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.135830][ T32] r4:e0595dc0 [ 1332.144281][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.144400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.144454][ T32] r4:00000000 [ 1332.144565][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.144623][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.144671][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.144726][ T32] r5:00001000 r4:e00c1000 [ 1332.144748][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.144789][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.144844][ T32] r5:84f0c78c r4:84f0c400 [ 1332.144865][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.144952][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.144980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.145030][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.145053][ T32] r4:84ddad00 [ 1332.145073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.145120][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.145209][ T32] r4:00000001 [ 1332.145258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.145314][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.145348][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.145378][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.145431][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.145467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.145491][ T32] r4:84cfd440 [ 1332.145514][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.145556][ T32] INFO: task kworker/1:251:4262 blocked for more than 458 seconds. [ 1332.145620][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.145650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.145674][ T32] task:kworker/1:251 state:D stack:0 pid:4262 tgid:4262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.145729][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.145868][ T32] Call trace: [ 1332.156210][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.156320][ T32] r10:8291a684 r9:eac61d84 r8:00000002 r7:60000113 r6:eac61d8c r5:8519bc00 [ 1332.156348][ T32] r4:8519bc00 [ 1332.156371][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.156416][ T32] r5:8519bc00 r4:8291a680 [ 1332.156437][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.156477][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.156520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac61e08 [ 1332.156544][ T32] r4:00000000 [ 1332.156582][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.156623][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.156663][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.156708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505dd00 [ 1332.156732][ T32] r4:00000000 [ 1332.156754][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.156807][ T32] r9:83018205 r8:8519bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1332.156831][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.156877][ T32] r5:00001000 r4:e890d000 [ 1332.156898][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.156963][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.157014][ T32] r5:851ce78c r4:851ce400 [ 1332.157061][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.157122][ T32] r7:ddde2d80 r6:83018200 r5:851ce78c r4:8513dd80 [ 1332.157146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.157195][ T32] r10:61c88647 r9:8519bc00 r8:8513ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.157218][ T32] r4:8513dd80 [ 1332.157238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.157286][ T32] r10:00000000 r9:8513dd80 r8:80287e08 r7:eac2de60 r6:85114900 r5:8519bc00 [ 1332.157310][ T32] r4:00000001 [ 1332.157421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.157465][ T32] Exception stack(0xeac61fb0 to 0xeac61ff8) [ 1332.157521][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.157555][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.157583][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.157615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.157637][ T32] r4:8505d440 [ 1332.158128][ T32] INFO: task kworker/1:251:4262 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.158168][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.158284][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.158416][ T32] Call trace: [ 1332.158477][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.158535][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.158628][ T32] r4:00000000 [ 1332.158652][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.158706][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.158740][ T32] 5d20: d622e000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.158771][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.158805][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.158833][ T32] r5:800d0013 r4:80239bb0 [ 1332.158889][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.158936][ T32] r4:82ac21e4 [ 1332.158957][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.159000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.159022][ T32] r4:e0595dc0 [ 1332.159052][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.159125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.159152][ T32] r4:00000000 [ 1332.159175][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.159261][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.159357][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.159405][ T32] r5:00001000 r4:e00c1000 [ 1332.159427][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.159468][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.159509][ T32] r5:84f0c78c r4:84f0c400 [ 1332.159529][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.159574][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.159597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.159645][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.159667][ T32] r4:84ddad00 [ 1332.159700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.159751][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.159774][ T32] r4:00000001 [ 1332.159793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.159835][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.159861][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.159890][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.160007][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.160041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.160065][ T32] r4:84cfd440 [ 1332.160158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.160193][ T32] INFO: task kworker/1:252:4263 blocked for more than 458 seconds. [ 1332.160250][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.160280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.160439][ T32] task:kworker/1:252 state:D stack:0 pid:4263 tgid:4263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.160664][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.160712][ T32] Call trace: [ 1332.160791][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.160848][ T32] r10:8291a684 r9:eac69d84 r8:00000002 r7:60000113 r6:eac69d8c r5:84c6a400 [ 1332.160884][ T32] r4:84c6a400 [ 1332.160908][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.160953][ T32] r5:84c6a400 r4:8291a680 [ 1332.160973][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.161012][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.161055][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 [ 1332.161079][ T32] r4:00000000 [ 1332.161099][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.161134][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.161168][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.161208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505d580 [ 1332.161255][ T32] r4:00000000 [ 1332.161280][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.161552][ T32] r9:83018205 r8:84c6a400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1332.161580][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.161624][ T32] r5:00001000 r4:e07d1000 [ 1332.161712][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.161759][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.161808][ T32] r5:851cd78c r4:851cd400 [ 1332.161910][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.162007][ T32] r7:ddde2d80 r6:83018200 r5:851cd78c r4:8513de00 [ 1332.162034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.162085][ T32] r10:61c88647 r9:84c6a400 r8:8513de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.162219][ T32] r4:8513de00 [ 1332.162341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.162417][ T32] r10:00000000 r9:8513de00 r8:80287e08 r7:eac61e60 r6:85114980 r5:84c6a400 [ 1332.162444][ T32] r4:00000001 [ 1332.162465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.162525][ T32] Exception stack(0xeac69fb0 to 0xeac69ff8) [ 1332.162557][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.162598][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.162629][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.162795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.162828][ T32] r4:8505d440 [ 1332.163111][ T32] INFO: task kworker/1:252:4263 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.163197][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.163286][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.163409][ T32] Call trace: [ 1332.163469][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.163533][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.163558][ T32] r4:00000000 [ 1332.163577][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.163617][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.163646][ T32] 5d20: d622e000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.163688][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.163720][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.163745][ T32] r5:800d0013 r4:80239bb0 [ 1332.163765][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.163811][ T32] r4:82ac21e4 [ 1332.163834][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.163878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.163901][ T32] r4:e0595dc0 [ 1332.163920][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.163961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.163984][ T32] r4:00000000 [ 1332.164016][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.164067][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.164120][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.164168][ T32] r5:00001000 r4:e00c1000 [ 1332.164189][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.164231][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.164273][ T32] r5:84f0c78c r4:84f0c400 [ 1332.164311][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.164412][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.164439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.164517][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.164547][ T32] r4:84ddad00 [ 1332.164568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.164614][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.164637][ T32] r4:00000001 [ 1332.164657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.164691][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.164719][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.164807][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.164850][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.164881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.164931][ T32] r4:84cfd440 [ 1332.164960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.165054][ T32] INFO: task kworker/1:253:4265 blocked for more than 458 seconds. [ 1332.165094][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.165118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.165139][ T32] task:kworker/1:253 state:D stack:0 pid:4265 tgid:4265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.165183][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.165225][ T32] Call trace: [ 1332.165257][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.165306][ T32] r10:8291a684 r9:eac6dd84 r8:00000002 r7:60000113 r6:eac6dd8c r5:851a0000 [ 1332.165331][ T32] r4:851a0000 [ 1332.165350][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.165392][ T32] r5:851a0000 r4:8291a680 [ 1332.165412][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.165449][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.165492][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac6de08 [ 1332.165516][ T32] r4:00000000 [ 1332.165535][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.165585][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.165626][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.165668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505d840 [ 1332.165692][ T32] r4:00000000 [ 1332.165713][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.165758][ T32] r9:83018205 r8:851a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1332.165779][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.188092][ T32] r5:00001000 r4:e083f000 [ 1332.188176][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.188249][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.188296][ T32] r5:851cdf8c r4:851cdc00 [ 1332.188317][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.188367][ T32] r7:ddde2d80 r6:83018200 r5:851cdf8c r4:8513de80 [ 1332.188388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.188436][ T32] r10:61c88647 r9:851a0000 r8:8513deac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.188481][ T32] r4:8513de80 [ 1332.188507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.188556][ T32] r10:00000000 r9:8513de80 r8:80287e08 r7:eac61e60 r6:85114a00 r5:851a0000 [ 1332.188579][ T32] r4:00000001 [ 1332.188599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.188637][ T32] Exception stack(0xeac6dfb0 to 0xeac6dff8) [ 1332.188668][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.188712][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.188744][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.188775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.188798][ T32] r4:8505d5c0 [ 1332.189238][ T32] INFO: task kworker/1:253:4265 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.189277][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.189346][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.189394][ T32] Call trace: [ 1332.189426][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.189479][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.189503][ T32] r4:00000000 [ 1332.189522][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.189563][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.189591][ T32] 5d20: d6614000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.189637][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.189669][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.189710][ T32] r5:800d0013 r4:80239bb0 [ 1332.189737][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.189870][ T32] r4:82ac21e4 [ 1332.189897][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.189943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.189996][ T32] r4:e0595dc0 [ 1332.190019][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.190081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.190108][ T32] r4:00000000 [ 1332.190129][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.190177][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.190198][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.190284][ T32] r5:00001000 r4:e00c1000 [ 1332.190309][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.190351][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.190417][ T32] r5:84f0c78c r4:84f0c400 [ 1332.190441][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.190490][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.190537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.190590][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.190614][ T32] r4:84ddad00 [ 1332.190675][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.190752][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.190782][ T32] r4:00000001 [ 1332.190807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.190844][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.190872][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.190901][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.190927][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.190957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.191003][ T32] r4:84cfd440 [ 1332.191030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.191071][ T32] INFO: task kworker/0:319:4266 blocked for more than 458 seconds. [ 1332.191106][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.191131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.191154][ T32] task:kworker/0:319 state:D stack:0 pid:4266 tgid:4266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.191228][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.191273][ T32] Call trace: [ 1332.191304][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.191353][ T32] r10:8291a684 r9:eac65d84 r8:00000002 r7:60000013 r6:eac65d8c r5:851a0c00 [ 1332.191378][ T32] r4:851a0c00 [ 1332.191397][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.191453][ T32] r5:851a0c00 r4:8291a680 [ 1332.191478][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.191520][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.191585][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac65e08 [ 1332.191612][ T32] r4:00000000 [ 1332.191634][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.191670][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.191708][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.191776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057180 [ 1332.191815][ T32] r4:00000000 [ 1332.191836][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.191908][ T32] r9:83018005 r8:851a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1332.191936][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.191982][ T32] r5:00001000 r4:e07f7000 [ 1332.192014][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.192087][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.192136][ T32] r5:8516638c r4:85166000 [ 1332.192156][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.192202][ T32] r7:dddced80 r6:83018000 r5:8516638c r4:85114a80 [ 1332.192234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.192287][ T32] r10:61c88647 r9:851a0c00 r8:85114aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.192325][ T32] r4:85114a80 [ 1332.192359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.192409][ T32] r10:00000000 r9:85114a80 r8:80287e08 r7:eac55e60 r6:85114b00 r5:851a0c00 [ 1332.192433][ T32] r4:00000001 [ 1332.192453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.192489][ T32] Exception stack(0xeac65fb0 to 0xeac65ff8) [ 1332.192516][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.192574][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.192606][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.192636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.192659][ T32] r4:850572c0 [ 1332.192944][ T32] INFO: task kworker/0:319:4266 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.192981][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.193037][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.193104][ T32] Call trace: [ 1332.193163][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.193232][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.193261][ T32] r4:00000000 [ 1332.193282][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.193323][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.193351][ T32] 5d20: d6614000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.193382][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.193407][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.193431][ T32] r5:800d0013 r4:80239bb0 [ 1332.193469][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.193514][ T32] r4:82ac21e4 [ 1332.193535][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.193577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.193599][ T32] r4:e0595dc0 [ 1332.193619][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.193662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.193685][ T32] r4:00000000 [ 1332.193705][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.193766][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.193794][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.193844][ T32] r5:00001000 r4:e00c1000 [ 1332.193865][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.193905][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.193988][ T32] r5:84f0c78c r4:84f0c400 [ 1332.194014][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.194067][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.194104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.194175][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.194201][ T32] r4:84ddad00 [ 1332.194221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.194270][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.194305][ T32] r4:00000001 [ 1332.194338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.194379][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.194405][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.194436][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.194463][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.194498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.194521][ T32] r4:84cfd440 [ 1332.194563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.194591][ T32] INFO: task kworker/0:320:4269 blocked for more than 458 seconds. [ 1332.194648][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.194678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.194700][ T32] task:kworker/0:320 state:D stack:0 pid:4269 tgid:4269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.194767][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.194848][ T32] Call trace: [ 1332.194898][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.194951][ T32] r10:8291a684 r9:eac79d84 r8:00000002 r7:60000113 r6:eac79d8c r5:851a1800 [ 1332.195000][ T32] r4:851a1800 [ 1332.195026][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.195075][ T32] r5:851a1800 r4:8291a680 [ 1332.195097][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.195136][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.195178][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac79e08 [ 1332.195202][ T32] r4:00000000 [ 1332.195221][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.195256][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.195292][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.195333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505d780 [ 1332.195356][ T32] r4:00000000 [ 1332.195376][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.195420][ T32] r9:83018005 r8:851a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.195442][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.195484][ T32] r5:00001000 r4:e080d000 [ 1332.195504][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.195547][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.195603][ T32] r5:851cdb8c r4:851cd800 [ 1332.195641][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.195692][ T32] r7:dddced80 r6:83018000 r5:851cdb8c r4:85114b80 [ 1332.195714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.195762][ T32] r10:61c88647 r9:851a1800 r8:85114bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.195785][ T32] r4:85114b80 [ 1332.195838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.217683][ T32] r10:00000000 r9:85114b80 r8:80287e08 r7:eac55e60 r6:85114c00 r5:851a1800 [ 1332.217751][ T32] r4:00000001 [ 1332.217780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.217849][ T32] Exception stack(0xeac79fb0 to 0xeac79ff8) [ 1332.217880][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.217910][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.217937][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.217999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.218026][ T32] r4:85057340 [ 1332.218483][ T32] INFO: task kworker/0:320:4269 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.218526][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.218625][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.218701][ T32] Call trace: [ 1332.218757][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.218824][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.218851][ T32] r4:00000000 [ 1332.218879][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.218924][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.218953][ T32] 5d20: d69d4000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.218984][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.219009][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.219033][ T32] r5:800d0013 r4:80239bb0 [ 1332.219053][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.219130][ T32] r4:82ac21e4 [ 1332.219158][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.219204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.219228][ T32] r4:e0595dc0 [ 1332.219249][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.219291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.219314][ T32] r4:00000000 [ 1332.219333][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.219379][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.219401][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.219445][ T32] r5:00001000 r4:e00c1000 [ 1332.219465][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.219505][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.219551][ T32] r5:84f0c78c r4:84f0c400 [ 1332.219571][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.219618][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.219639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.219709][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.219737][ T32] r4:84ddad00 [ 1332.219757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.219812][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.219837][ T32] r4:00000001 [ 1332.219856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.219892][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.219922][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.219951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.219991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.220025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.220112][ T32] r4:84cfd440 [ 1332.220140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.220171][ T32] INFO: task kworker/1:254:4271 blocked for more than 458 seconds. [ 1332.220205][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.220230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.220251][ T32] task:kworker/1:254 state:D stack:0 pid:4271 tgid:4271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.220298][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.220342][ T32] Call trace: [ 1332.220373][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.220435][ T32] r10:8291a684 r9:eac4dd84 r8:00000002 r7:60000113 r6:eac4dd8c r5:850f3c00 [ 1332.220486][ T32] r4:850f3c00 [ 1332.220511][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.220580][ T32] r5:850f3c00 r4:8291a680 [ 1332.220604][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.220646][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.220689][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac4de08 [ 1332.220733][ T32] r4:00000000 [ 1332.220781][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.220827][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.220865][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.220908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505dc00 [ 1332.220956][ T32] r4:00000000 [ 1332.220982][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.221028][ T32] r9:83018205 r8:850f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1332.221051][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.221093][ T32] r5:00001000 r4:e48bf000 [ 1332.221113][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.221175][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.221223][ T32] r5:851ce38c r4:851ce000 [ 1332.221245][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.221301][ T32] r7:ddde2d80 r6:83018200 r5:851ce38c r4:8513df00 [ 1332.221328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.221377][ T32] r10:61c88647 r9:850f3c00 r8:8513df2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.221400][ T32] r4:8513df00 [ 1332.221420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.221465][ T32] r10:00000000 r9:8513df00 r8:80287e08 r7:eac61e60 r6:8513df80 r5:850f3c00 [ 1332.221488][ T32] r4:00000001 [ 1332.221507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.221543][ T32] Exception stack(0xeac4dfb0 to 0xeac4dff8) [ 1332.221569][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.221598][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.221625][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.221655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.221691][ T32] r4:8505d880 [ 1332.222017][ T32] INFO: task kworker/1:254:4271 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.222057][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.222112][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.222175][ T32] Call trace: [ 1332.222213][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.222281][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.222321][ T32] r4:00000000 [ 1332.222345][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.222397][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.222431][ T32] 5d20: d69d4000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.222463][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.222489][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.222512][ T32] r5:800d0013 r4:80239bb0 [ 1332.222533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.222573][ T32] r4:82ac21e4 [ 1332.222594][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.222635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.222658][ T32] r4:e0595dc0 [ 1332.222678][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.222721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.222743][ T32] r4:00000000 [ 1332.222763][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.222823][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.222865][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.222940][ T32] r5:00001000 r4:e00c1000 [ 1332.222970][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.223013][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.223058][ T32] r5:84f0c78c r4:84f0c400 [ 1332.223079][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.223128][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.223163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.223217][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.223240][ T32] r4:84ddad00 [ 1332.223262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.223333][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.223361][ T32] r4:00000001 [ 1332.223381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.223417][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.223443][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.223471][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.223497][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.223526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.223559][ T32] r4:84cfd440 [ 1332.223585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.223610][ T32] INFO: task kworker/0:321:4272 blocked for more than 458 seconds. [ 1332.223639][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.223662][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.223684][ T32] task:kworker/0:321 state:D stack:0 pid:4272 tgid:4272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.223734][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.223833][ T32] Call trace: [ 1332.223866][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.223916][ T32] r10:8291a684 r9:eac59d84 r8:00000002 r7:60000113 r6:eac59d8c r5:850f6000 [ 1332.223940][ T32] r4:850f6000 [ 1332.223960][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.224002][ T32] r5:850f6000 r4:8291a680 [ 1332.224047][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.224091][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.224136][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac59e08 [ 1332.224159][ T32] r4:00000000 [ 1332.224181][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.224217][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.224251][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.224310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057600 [ 1332.224339][ T32] r4:00000000 [ 1332.224360][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.224405][ T32] r9:83018005 r8:850f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1332.224428][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.224484][ T32] r5:00001000 r4:e0851000 [ 1332.224546][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.224592][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.224635][ T32] r5:8516678c r4:85166400 [ 1332.224678][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.224731][ T32] r7:dddced80 r6:83018000 r5:8516678c r4:85114c80 [ 1332.224752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.224806][ T32] r10:61c88647 r9:850f6000 r8:85114cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.224831][ T32] r4:85114c80 [ 1332.224850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.224900][ T32] r10:00000000 r9:85114c80 r8:80287e08 r7:eac55e60 r6:8505b000 r5:850f6000 [ 1332.224939][ T32] r4:00000001 [ 1332.224965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.225004][ T32] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1332.225048][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.225082][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.225110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.225138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.225160][ T32] r4:85057740 [ 1332.225439][ T32] INFO: task kworker/0:321:4272 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.225474][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.225551][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.225608][ T32] Call trace: [ 1332.225681][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.225763][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.225793][ T32] r4:00000000 [ 1332.225878][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.242874][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.242931][ T32] 5d20: d6dc5000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.242963][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.242989][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.243018][ T32] r5:800d0013 r4:80239bb0 [ 1332.243041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.243119][ T32] r4:82ac21e4 [ 1332.243146][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.243192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.243218][ T32] r4:e0595dc0 [ 1332.243239][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.243282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.243305][ T32] r4:00000000 [ 1332.243360][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.243415][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.243439][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.243486][ T32] r5:00001000 r4:e00c1000 [ 1332.243507][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.243548][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.243591][ T32] r5:84f0c78c r4:84f0c400 [ 1332.243635][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.243695][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.243747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.243808][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.243834][ T32] r4:84ddad00 [ 1332.243854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.243901][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.243949][ T32] r4:00000001 [ 1332.243975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.244013][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.244041][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.244069][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.244096][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.244127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.244149][ T32] r4:84cfd440 [ 1332.244174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.244205][ T32] INFO: task kworker/0:322:4275 blocked for more than 458 seconds. [ 1332.244250][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.244281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.244306][ T32] task:kworker/0:322 state:D stack:0 pid:4275 tgid:4275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.244364][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.244445][ T32] Call trace: [ 1332.244513][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.244567][ T32] r10:8291a684 r9:eac7dd84 r8:00000002 r7:60000113 r6:eac7dd8c r5:850f6c00 [ 1332.244593][ T32] r4:850f6c00 [ 1332.244613][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.244656][ T32] r5:850f6c00 r4:8291a680 [ 1332.244677][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.244717][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.244760][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac7de08 [ 1332.244783][ T32] r4:00000000 [ 1332.244811][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.244847][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.244883][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.244925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057d40 [ 1332.244963][ T32] r4:00000000 [ 1332.244992][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.245037][ T32] r9:83018005 r8:850f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1332.245083][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.245133][ T32] r5:00001000 r4:df9d9000 [ 1332.245154][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.245197][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.245242][ T32] r5:85167b8c r4:85167800 [ 1332.245262][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.245306][ T32] r7:dddced80 r6:83018000 r5:85167b8c r4:85114d00 [ 1332.245346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.245398][ T32] r10:61c88647 r9:850f6c00 r8:85114d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.245426][ T32] r4:85114d00 [ 1332.245446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.245506][ T32] r10:00000000 r9:85114d00 r8:80287e08 r7:eac55e60 r6:8505b080 r5:850f6c00 [ 1332.245534][ T32] r4:00000001 [ 1332.245553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.245591][ T32] Exception stack(0xeac7dfb0 to 0xeac7dff8) [ 1332.245617][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.245645][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.245672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.245702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.245725][ T32] r4:85057740 [ 1332.258984][ T32] INFO: task kworker/0:322:4275 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.259092][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.259198][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.259319][ T32] Call trace: [ 1332.259382][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.259475][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.259505][ T32] r4:00000000 [ 1332.259527][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.259572][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.259601][ T32] 5d20: d717e000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.259631][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.259656][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.259681][ T32] r5:800d0013 r4:80239bb0 [ 1332.259702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.259745][ T32] r4:82ac21e4 [ 1332.259766][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.259809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.259839][ T32] r4:e0595dc0 [ 1332.259921][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.259970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.259994][ T32] r4:00000000 [ 1332.260014][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.260061][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.260107][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.260180][ T32] r5:00001000 r4:e00c1000 [ 1332.260216][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.260263][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.260307][ T32] r5:84f0c78c r4:84f0c400 [ 1332.260327][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.260400][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.260426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.260475][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.260511][ T32] r4:84ddad00 [ 1332.260535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.260582][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.260605][ T32] r4:00000001 [ 1332.260626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.260661][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.260688][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.260717][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.260744][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.260773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.260796][ T32] r4:84cfd440 [ 1332.260825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.260874][ T32] INFO: task kworker/0:323:4276 blocked for more than 458 seconds. [ 1332.260985][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.261029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.261054][ T32] task:kworker/0:323 state:D stack:0 pid:4276 tgid:4276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.261137][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.261186][ T32] Call trace: [ 1332.261251][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.261307][ T32] r10:8291a684 r9:eac81d84 r8:00000002 r7:60000113 r6:eac81d8c r5:850f5400 [ 1332.261332][ T32] r4:850f5400 [ 1332.261351][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.261394][ T32] r5:850f5400 r4:8291a680 [ 1332.261419][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.261479][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.261576][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac81e08 [ 1332.261648][ T32] r4:00000000 [ 1332.261707][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.261751][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.261786][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.261833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850578c0 [ 1332.261857][ T32] r4:00000000 [ 1332.261877][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.261933][ T32] r9:83018005 r8:850f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1332.261974][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.262021][ T32] r5:00001000 r4:e0879000 [ 1332.262041][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.262081][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.262122][ T32] r5:85166f8c r4:85166c00 [ 1332.262143][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.262188][ T32] r7:dddced80 r6:83018000 r5:85166f8c r4:85114d80 [ 1332.262208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.262254][ T32] r10:61c88647 r9:850f5400 r8:85114dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.262278][ T32] r4:85114d80 [ 1332.262298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.262342][ T32] r10:00000000 r9:85114d80 r8:80287e08 r7:eac7de60 r6:8505b100 r5:850f5400 [ 1332.262364][ T32] r4:00000001 [ 1332.262383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.262418][ T32] Exception stack(0xeac81fb0 to 0xeac81ff8) [ 1332.262472][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.262508][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.262538][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.262567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.262589][ T32] r4:85057740 [ 1332.262909][ T32] INFO: task kworker/0:323:4276 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.262944][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.263047][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.263102][ T32] Call trace: [ 1332.263134][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.263212][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.263242][ T32] r4:00000000 [ 1332.263263][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.263304][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.263333][ T32] 5d20: d717e000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.263399][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.263429][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.263454][ T32] r5:800d0013 r4:80239bb0 [ 1332.263475][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.263515][ T32] r4:82ac21e4 [ 1332.263536][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.263579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.263602][ T32] r4:e0595dc0 [ 1332.263621][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.263662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.263685][ T32] r4:00000000 [ 1332.263707][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.263782][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.263806][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.263857][ T32] r5:00001000 r4:e00c1000 [ 1332.263897][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.263954][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.264002][ T32] r5:84f0c78c r4:84f0c400 [ 1332.264037][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.264090][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.264111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.264168][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.264193][ T32] r4:84ddad00 [ 1332.264211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.264281][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.264311][ T32] r4:00000001 [ 1332.264358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.264399][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.264425][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.264453][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.264493][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.264534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.264586][ T32] r4:84cfd440 [ 1332.264613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.264637][ T32] INFO: task kworker/1:255:4279 blocked for more than 458 seconds. [ 1332.264718][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.264756][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.264789][ T32] task:kworker/1:255 state:D stack:0 pid:4279 tgid:4279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.264875][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.264923][ T32] Call trace: [ 1332.264958][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.265009][ T32] r10:8291a684 r9:eac75d84 r8:00000002 r7:60000113 r6:eac75d8c r5:850f4800 [ 1332.265033][ T32] r4:850f4800 [ 1332.265099][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.265174][ T32] r5:850f4800 r4:8291a680 [ 1332.265223][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.265268][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.265311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac75e08 [ 1332.265335][ T32] r4:00000000 [ 1332.265355][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.265390][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.265426][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.265467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852745c0 [ 1332.265492][ T32] r4:00000000 [ 1332.265537][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.265591][ T32] r9:83018205 r8:850f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1332.265616][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.265661][ T32] r5:00001000 r4:df9f5000 [ 1332.265682][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.265743][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.265786][ T32] r5:851cfb8c r4:851cf800 [ 1332.265807][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.284244][ T32] r7:ddde2d80 r6:83018200 r5:851cfb8c r4:8505b180 [ 1332.284331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.284409][ T32] r10:61c88647 r9:850f4800 r8:8505b1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.284433][ T32] r4:8505b180 [ 1332.284455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.284510][ T32] r10:00000000 r9:8505b180 r8:80287e08 r7:eac61e60 r6:8505b200 r5:850f4800 [ 1332.284534][ T32] r4:00000001 [ 1332.284555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.284593][ T32] Exception stack(0xeac75fb0 to 0xeac75ff8) [ 1332.284623][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.284652][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.284679][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.284707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.284730][ T32] r4:8505dc80 [ 1332.285160][ T32] INFO: task kworker/1:255:4279 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.285198][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.285266][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.285344][ T32] Call trace: [ 1332.285376][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.285428][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.285453][ T32] r4:00000000 [ 1332.285473][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.285539][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.285573][ T32] 5d20: d7531000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.285602][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.285650][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.285679][ T32] r5:800d0013 r4:80239bb0 [ 1332.285749][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.285832][ T32] r4:82ac21e4 [ 1332.290824][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.290910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.290941][ T32] r4:e0595dc0 [ 1332.291009][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.291110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.291137][ T32] r4:00000000 [ 1332.291215][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.291268][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.291290][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.291385][ T32] r5:00001000 r4:e00c1000 [ 1332.291410][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.291451][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.291494][ T32] r5:84f0c78c r4:84f0c400 [ 1332.291514][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.291561][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.291582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.291629][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.291717][ T32] r4:84ddad00 [ 1332.291842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.291897][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.291919][ T32] r4:00000001 [ 1332.291939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.292137][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.292172][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.292202][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.292328][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.292363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.292385][ T32] r4:84cfd440 [ 1332.292409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.292440][ T32] INFO: task kworker/0:324:4281 blocked for more than 458 seconds. [ 1332.292609][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.292638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.292708][ T32] task:kworker/0:324 state:D stack:0 pid:4281 tgid:4281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.292765][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.292810][ T32] Call trace: [ 1332.292903][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.292957][ T32] r10:8291a684 r9:eac85d84 r8:00000002 r7:60000013 r6:eac85d8c r5:850f8000 [ 1332.292980][ T32] r4:850f8000 [ 1332.293068][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.293165][ T32] r5:850f8000 r4:8291a680 [ 1332.293190][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.293231][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.293274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac85e08 [ 1332.293297][ T32] r4:00000000 [ 1332.293317][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.293351][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.293384][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.293426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057b80 [ 1332.293518][ T32] r4:00000000 [ 1332.293546][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.293593][ T32] r9:83018005 r8:850f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1332.293614][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.293658][ T32] r5:00001000 r4:e8933000 [ 1332.293691][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.293736][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.293942][ T32] r5:8516738c r4:85167000 [ 1332.294051][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.294104][ T32] r7:dddced80 r6:83018000 r5:8516738c r4:85114e00 [ 1332.294127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.294209][ T32] r10:61c88647 r9:850f8000 r8:85114e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.294236][ T32] r4:85114e00 [ 1332.294305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.294354][ T32] r10:00000000 r9:85114e00 r8:80287e08 r7:eac7de60 r6:8505b280 r5:850f8000 [ 1332.294377][ T32] r4:00000001 [ 1332.294396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.294431][ T32] Exception stack(0xeac85fb0 to 0xeac85ff8) [ 1332.294457][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.294490][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.294517][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.294547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.294569][ T32] r4:85057940 [ 1332.294956][ T32] INFO: task kworker/0:324:4281 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.294991][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.295048][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.295287][ T32] Call trace: [ 1332.295414][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.295470][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.295495][ T32] r4:00000000 [ 1332.295515][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.295651][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.295689][ T32] 5d20: d7531000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.295751][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.295782][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.295807][ T32] r5:800d0013 r4:80239bb0 [ 1332.295893][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.307772][ T32] r4:82ac21e4 [ 1332.307838][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.307906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.307931][ T32] r4:e0595dc0 [ 1332.307952][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.307997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.308021][ T32] r4:00000000 [ 1332.308042][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.308156][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.308184][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.308231][ T32] r5:00001000 r4:e00c1000 [ 1332.308335][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.308380][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.308426][ T32] r5:84f0c78c r4:84f0c400 [ 1332.308459][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.308513][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.308534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.308581][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.308603][ T32] r4:84ddad00 [ 1332.308623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.308669][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.308691][ T32] r4:00000001 [ 1332.308711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.308777][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.308817][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.308849][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.308877][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.308937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.308964][ T32] r4:84cfd440 [ 1332.308987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.309028][ T32] INFO: task kworker/0:325:4284 blocked for more than 458 seconds. [ 1332.309106][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.309141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.309165][ T32] task:kworker/0:325 state:D stack:0 pid:4284 tgid:4284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.309217][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.309295][ T32] Call trace: [ 1332.309396][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.309463][ T32] r10:8291a684 r9:eac8dd84 r8:00000002 r7:60000113 r6:eac8dd8c r5:850f8c00 [ 1332.309538][ T32] r4:850f8c00 [ 1332.309562][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.309607][ T32] r5:850f8c00 r4:8291a680 [ 1332.309638][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.309683][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.309727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac8de08 [ 1332.309750][ T32] r4:00000000 [ 1332.309814][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.309856][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.309892][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.309934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057c80 [ 1332.310064][ T32] r4:00000000 [ 1332.310119][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.310169][ T32] r9:83018005 r8:850f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1332.310193][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.310236][ T32] r5:00001000 r4:e893d000 [ 1332.310256][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.310328][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.310376][ T32] r5:8516778c r4:85167400 [ 1332.310396][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.310523][ T32] r7:dddced80 r6:83018000 r5:8516778c r4:85114e80 [ 1332.310549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.310598][ T32] r10:61c88647 r9:850f8c00 r8:85114eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.310621][ T32] r4:85114e80 [ 1332.310642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.310688][ T32] r10:00000000 r9:85114e80 r8:80287e08 r7:eac7de60 r6:8505b300 r5:850f8c00 [ 1332.310711][ T32] r4:00000001 [ 1332.310731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.310766][ T32] Exception stack(0xeac8dfb0 to 0xeac8dff8) [ 1332.310794][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.310829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.310857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.310933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.310990][ T32] r4:85057d00 [ 1332.311371][ T32] INFO: task kworker/0:325:4284 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.311407][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.311463][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.311508][ T32] Call trace: [ 1332.311563][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.311652][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.311727][ T32] r4:00000000 [ 1332.311835][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.312018][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.312087][ T32] 5d20: d7949000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.312122][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.312148][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.312173][ T32] r5:800d0013 r4:80239bb0 [ 1332.312194][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.312235][ T32] r4:82ac21e4 [ 1332.312257][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.312383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.312411][ T32] r4:e0595dc0 [ 1332.312432][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.312476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.312499][ T32] r4:00000000 [ 1332.312519][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.312592][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.312620][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.312700][ T32] r5:00001000 r4:e00c1000 [ 1332.312725][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.312767][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.312809][ T32] r5:84f0c78c r4:84f0c400 [ 1332.312835][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.312882][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.312904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.312952][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.312974][ T32] r4:84ddad00 [ 1332.312993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.313039][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.313062][ T32] r4:00000001 [ 1332.313082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.313117][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.313143][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.313171][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.313200][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.313231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.313253][ T32] r4:84cfd440 [ 1332.313275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.313329][ T32] INFO: task kworker/0:326:4287 blocked for more than 458 seconds. [ 1332.313363][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.313388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.313437][ T32] task:kworker/0:326 state:D stack:0 pid:4287 tgid:4287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.313487][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.313546][ T32] Call trace: [ 1332.313578][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.313628][ T32] r10:8291a684 r9:eaab1d84 r8:00000002 r7:60000013 r6:eaab1d8c r5:850fb000 [ 1332.313651][ T32] r4:850fb000 [ 1332.313671][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.313714][ T32] r5:850fb000 r4:8291a680 [ 1332.313734][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.313772][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.313826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e08 [ 1332.313850][ T32] r4:00000000 [ 1332.313870][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.313906][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.313939][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.314010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057ec0 [ 1332.314036][ T32] r4:00000000 [ 1332.314057][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.314104][ T32] r9:83018005 r8:850fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.314126][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.314203][ T32] r5:00001000 r4:dfb97000 [ 1332.314227][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.314268][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.314310][ T32] r5:85167f8c r4:85167c00 [ 1332.314330][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.314460][ T32] r7:dddced80 r6:83018000 r5:85167f8c r4:85114f00 [ 1332.314489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.314539][ T32] r10:61c88647 r9:850fb000 r8:85114f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.314562][ T32] r4:85114f00 [ 1332.314583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.314629][ T32] r10:00000000 r9:85114f00 r8:80287e08 r7:eac7de60 r6:8505b380 r5:850fb000 [ 1332.314651][ T32] r4:00000001 [ 1332.314775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.314848][ T32] Exception stack(0xeaab1fb0 to 0xeaab1ff8) [ 1332.314876][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.314906][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.315018][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.315053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.315076][ T32] r4:85057e40 [ 1332.315324][ T32] INFO: task kworker/0:326:4287 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.315358][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.315414][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.315461][ T32] Call trace: [ 1332.315492][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.315544][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.315567][ T32] r4:00000000 [ 1332.315587][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.315627][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.315655][ T32] 5d20: d7949000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.315683][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.315708][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.315732][ T32] r5:800d0013 r4:80239bb0 [ 1332.315782][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.338893][ T32] r4:82ac21e4 [ 1332.338992][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.339069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.339095][ T32] r4:e0595dc0 [ 1332.339116][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.339161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.339183][ T32] r4:00000000 [ 1332.339203][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.339251][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.339302][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.339356][ T32] r5:00001000 r4:e00c1000 [ 1332.339478][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.339525][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.339570][ T32] r5:84f0c78c r4:84f0c400 [ 1332.339590][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.339639][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.339660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.339736][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.339815][ T32] r4:84ddad00 [ 1332.339841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.339889][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.339912][ T32] r4:00000001 [ 1332.339931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.339969][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.340000][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.340029][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.340057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.340086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.340108][ T32] r4:84cfd440 [ 1332.340133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.340165][ T32] INFO: task kworker/0:327:4289 blocked for more than 458 seconds. [ 1332.340198][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.340222][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.340246][ T32] task:kworker/0:327 state:D stack:0 pid:4289 tgid:4289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.340304][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.340379][ T32] Call trace: [ 1332.340418][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.340473][ T32] r10:8291a684 r9:eab35d84 r8:00000002 r7:60000113 r6:eab35d8c r5:850f9800 [ 1332.340497][ T32] r4:850f9800 [ 1332.340516][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.340559][ T32] r5:850f9800 r4:8291a680 [ 1332.340579][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.340669][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.340722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab35e08 [ 1332.340747][ T32] r4:00000000 [ 1332.340769][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.340807][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.340849][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.340891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85137400 [ 1332.340913][ T32] r4:00000000 [ 1332.340934][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.340978][ T32] r9:83018005 r8:850f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1332.341000][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.341043][ T32] r5:00001000 r4:dfef9000 [ 1332.341063][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.341103][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.341145][ T32] r5:8517038c r4:85170000 [ 1332.341165][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.341210][ T32] r7:dddced80 r6:83018000 r5:8517038c r4:85114f80 [ 1332.341260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.341312][ T32] r10:61c88647 r9:850f9800 r8:85114fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.341337][ T32] r4:85114f80 [ 1332.341356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.341467][ T32] r10:00000000 r9:85114f80 r8:80287e08 r7:eaab1e60 r6:8505b400 r5:850f9800 [ 1332.341593][ T32] r4:00000001 [ 1332.341645][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.341686][ T32] Exception stack(0xeab35fb0 to 0xeab35ff8) [ 1332.341743][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.341776][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.341804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.341841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.341865][ T32] r4:85057e40 [ 1332.342323][ T32] INFO: task kworker/0:327:4289 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.342376][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.342491][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.342570][ T32] Call trace: [ 1332.342780][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.342841][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.342895][ T32] r4:00000000 [ 1332.342920][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.342963][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.343009][ T32] 5d20: d7d07000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.343043][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.343186][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.343215][ T32] r5:800d0013 r4:80239bb0 [ 1332.343237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.343278][ T32] r4:82ac21e4 [ 1332.343304][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.343351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.343396][ T32] r4:e0595dc0 [ 1332.343420][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.343494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.343527][ T32] r4:00000000 [ 1332.343549][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.343596][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.343619][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.343662][ T32] r5:00001000 r4:e00c1000 [ 1332.343747][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.343841][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.343891][ T32] r5:84f0c78c r4:84f0c400 [ 1332.343941][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.343997][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.344020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.344068][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.344122][ T32] r4:84ddad00 [ 1332.344146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.344193][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.344215][ T32] r4:00000001 [ 1332.344234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.344270][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.344296][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.344372][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.344404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.344459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.344491][ T32] r4:84cfd440 [ 1332.344513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.344569][ T32] INFO: task kworker/0:328:4290 blocked for more than 458 seconds. [ 1332.344675][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.344703][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.344724][ T32] task:kworker/0:328 state:D stack:0 pid:4290 tgid:4290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.344769][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.344810][ T32] Call trace: [ 1332.344848][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.344981][ T32] r10:8291a684 r9:eab95d84 r8:00000002 r7:60000113 r6:eab95d8c r5:850fc800 [ 1332.345009][ T32] r4:850fc800 [ 1332.345086][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.345134][ T32] r5:850fc800 r4:8291a680 [ 1332.345185][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.345229][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.345285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab95e08 [ 1332.345312][ T32] r4:00000000 [ 1332.345333][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.345453][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.345522][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.345569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057f80 [ 1332.345593][ T32] r4:00000000 [ 1332.345716][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.345765][ T32] r9:83018005 r8:850fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1332.345787][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.345898][ T32] r5:00001000 r4:dfc6b000 [ 1332.366174][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.366298][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.366353][ T32] r5:85151f8c r4:85151c00 [ 1332.366378][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.366432][ T32] r7:dddced80 r6:83018000 r5:85151f8c r4:8503c000 [ 1332.366456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.366523][ T32] r10:61c88647 r9:850fc800 r8:8503c02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.366549][ T32] r4:8503c000 [ 1332.366571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.366657][ T32] r10:00000000 r9:8503c000 r8:80287e08 r7:eab35e60 r6:8505b480 r5:850fc800 [ 1332.366688][ T32] r4:00000001 [ 1332.366712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.366783][ T32] Exception stack(0xeab95fb0 to 0xeab95ff8) [ 1332.366826][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.366859][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.366890][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.366924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.366948][ T32] r4:85057e40 [ 1332.367428][ T32] INFO: task kworker/0:328:4290 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.367472][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.367546][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.367683][ T32] Call trace: [ 1332.367722][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.367779][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.367820][ T32] r4:00000000 [ 1332.367847][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.367955][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.367990][ T32] 5d20: d8151000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.368021][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.368048][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.368073][ T32] r5:800d0013 r4:80239bb0 [ 1332.368094][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.368204][ T32] r4:82ac21e4 [ 1332.368229][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.368276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.368381][ T32] r4:e0595dc0 [ 1332.368487][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.368537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.368561][ T32] r4:00000000 [ 1332.368581][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.368657][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.368685][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.368729][ T32] r5:00001000 r4:e00c1000 [ 1332.368835][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.368882][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.368926][ T32] r5:84f0c78c r4:84f0c400 [ 1332.368946][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.368993][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.369029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.369083][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.369107][ T32] r4:84ddad00 [ 1332.369126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.369172][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.369194][ T32] r4:00000001 [ 1332.369213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.369248][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.369274][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.369303][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.369331][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.369361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.369384][ T32] r4:84cfd440 [ 1332.369406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.369465][ T32] INFO: task kworker/0:329:4292 blocked for more than 458 seconds. [ 1332.369507][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.369533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.369555][ T32] task:kworker/0:329 state:D stack:0 pid:4292 tgid:4292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.369654][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.369698][ T32] Call trace: [ 1332.369729][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.369781][ T32] r10:8291a684 r9:eabd9d84 r8:00000002 r7:60000113 r6:eabd9d8c r5:850fd400 [ 1332.369835][ T32] r4:850fd400 [ 1332.369861][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.369907][ T32] r5:850fd400 r4:8291a680 [ 1332.369974][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.370022][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.370166][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd9e08 [ 1332.370194][ T32] r4:00000000 [ 1332.370214][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.370250][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.370285][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.370327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505d6c0 [ 1332.370352][ T32] r4:00000000 [ 1332.370372][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.370463][ T32] r9:83018005 r8:850fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1332.370489][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.370561][ T32] r5:00001000 r4:e0087000 [ 1332.370585][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.370627][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.370669][ T32] r5:8517078c r4:85170400 [ 1332.370688][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.370733][ T32] r7:dddced80 r6:83018000 r5:8517078c r4:8503c080 [ 1332.370800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.370858][ T32] r10:61c88647 r9:850fd400 r8:8503c0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.370911][ T32] r4:8503c080 [ 1332.370934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.370980][ T32] r10:00000000 r9:8503c080 r8:80287e08 r7:eab35e60 r6:8505b500 r5:850fd400 [ 1332.371002][ T32] r4:00000001 [ 1332.371021][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.371058][ T32] Exception stack(0xeabd9fb0 to 0xeabd9ff8) [ 1332.371170][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.371268][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.371299][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.371328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.371351][ T32] r4:851374c0 [ 1332.371687][ T32] INFO: task kworker/0:329:4292 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.371725][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.371841][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.372002][ T32] Call trace: [ 1332.372129][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.372183][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.372235][ T32] r4:00000000 [ 1332.372259][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.372330][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.372362][ T32] 5d20: d8151000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.372438][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.372470][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.372494][ T32] r5:800d0013 r4:80239bb0 [ 1332.372515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.372557][ T32] r4:82ac21e4 [ 1332.372579][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.372654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.372681][ T32] r4:e0595dc0 [ 1332.372714][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.372760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.372783][ T32] r4:00000000 [ 1332.372834][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.372886][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.372908][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.372952][ T32] r5:00001000 r4:e00c1000 [ 1332.372972][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.373011][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.373053][ T32] r5:84f0c78c r4:84f0c400 [ 1332.373074][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.373122][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.373210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.373312][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.373371][ T32] r4:84ddad00 [ 1332.373394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.373486][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.373515][ T32] r4:00000001 [ 1332.373535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.373571][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.373597][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.373628][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.373656][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.373686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.373769][ T32] r4:84cfd440 [ 1332.373796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.373825][ T32] INFO: task kworker/0:330:4295 blocked for more than 458 seconds. [ 1332.373854][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.373878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.373899][ T32] task:kworker/0:330 state:D stack:0 pid:4295 tgid:4295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.373943][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.374002][ T32] Call trace: [ 1332.374033][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.374082][ T32] r10:8291a684 r9:eac99d84 r8:00000002 r7:60000113 r6:eac99d8c r5:850fa400 [ 1332.374134][ T32] r4:850fa400 [ 1332.374159][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.374204][ T32] r5:850fa400 r4:8291a680 [ 1332.374227][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.374267][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.374310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac99e08 [ 1332.374334][ T32] r4:00000000 [ 1332.374354][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.374463][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.374508][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.374550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512cf80 [ 1332.374603][ T32] r4:00000000 [ 1332.374632][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.374679][ T32] r9:83018005 r8:850fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1332.374701][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.374742][ T32] r5:00001000 r4:e04bd000 [ 1332.374762][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.374804][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.374856][ T32] r5:85170b8c r4:85170800 [ 1332.374877][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.374923][ T32] r7:dddced80 r6:83018000 r5:85170b8c r4:8503c100 [ 1332.374976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.375028][ T32] r10:61c88647 r9:850fa400 r8:8503c12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.375051][ T32] r4:8503c100 [ 1332.375069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.375114][ T32] r10:00000000 r9:8503c100 r8:80287e08 r7:eabd9e60 r6:8505b580 r5:850fa400 [ 1332.375137][ T32] r4:00000001 [ 1332.375156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.375190][ T32] Exception stack(0xeac99fb0 to 0xeac99ff8) [ 1332.375247][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.375346][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.375442][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.375476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.375500][ T32] r4:8504e100 [ 1332.375892][ T32] INFO: task kworker/0:330:4295 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.398873][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.398974][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.399039][ T32] Call trace: [ 1332.399073][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.399134][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.399159][ T32] r4:00000000 [ 1332.399181][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.399223][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.399252][ T32] 5d20: d84bc000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.399281][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.399327][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.399357][ T32] r5:800d0013 r4:80239bb0 [ 1332.399378][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.399420][ T32] r4:82ac21e4 [ 1332.399440][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.399484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.399507][ T32] r4:e0595dc0 [ 1332.399528][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.399571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.399594][ T32] r4:00000000 [ 1332.399614][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.399659][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.399680][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.399723][ T32] r5:00001000 r4:e00c1000 [ 1332.399744][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.399783][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.399832][ T32] r5:84f0c78c r4:84f0c400 [ 1332.399852][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.399901][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.399924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.400129][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.400164][ T32] r4:84ddad00 [ 1332.400186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.400237][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.400261][ T32] r4:00000001 [ 1332.400281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.400317][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.400343][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.400372][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.400400][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.400430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.400454][ T32] r4:84cfd440 [ 1332.400477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.400508][ T32] INFO: task kworker/0:331:4297 blocked for more than 458 seconds. [ 1332.400541][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.400565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.400586][ T32] task:kworker/0:331 state:D stack:0 pid:4297 tgid:4297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.400632][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.400674][ T32] Call trace: [ 1332.400705][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.400767][ T32] r10:8291a684 r9:eaca1d84 r8:00000002 r7:60000013 r6:eaca1d8c r5:850fbc00 [ 1332.400822][ T32] r4:850fbc00 [ 1332.400849][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.400894][ T32] r5:850fbc00 r4:8291a680 [ 1332.400914][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.400954][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.400996][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca1e08 [ 1332.401020][ T32] r4:00000000 [ 1332.401061][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.401101][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.401135][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.401176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504e000 [ 1332.401198][ T32] r4:00000000 [ 1332.401217][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.401263][ T32] r9:83018005 r8:850fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1332.401286][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.401350][ T32] r5:00001000 r4:e0567000 [ 1332.401390][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.401432][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.401474][ T32] r5:85170f8c r4:85170c00 [ 1332.401495][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.401544][ T32] r7:dddced80 r6:83018000 r5:85170f8c r4:8503c180 [ 1332.401565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.401616][ T32] r10:61c88647 r9:850fbc00 r8:8503c1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.401639][ T32] r4:8503c180 [ 1332.401658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.401703][ T32] r10:00000000 r9:8503c180 r8:80287e08 r7:eac99e60 r6:8505b600 r5:850fbc00 [ 1332.401726][ T32] r4:00000001 [ 1332.401746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.401781][ T32] Exception stack(0xeaca1fb0 to 0xeaca1ff8) [ 1332.401808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.401843][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.401869][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.401898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.401921][ T32] r4:8504e100 [ 1332.402387][ T32] INFO: task kworker/0:331:4297 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.402427][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.402521][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.402586][ T32] Call trace: [ 1332.402622][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.402676][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.402700][ T32] r4:00000000 [ 1332.402719][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.402759][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.402788][ T32] 5d20: d84bc000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.402822][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.402850][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.402875][ T32] r5:800d0013 r4:80239bb0 [ 1332.402895][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.402937][ T32] r4:82ac21e4 [ 1332.402970][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.403040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.403069][ T32] r4:e0595dc0 [ 1332.403090][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.403136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.403159][ T32] r4:00000000 [ 1332.403178][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.403223][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.403245][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.403310][ T32] r5:00001000 r4:e00c1000 [ 1332.403348][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.403394][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.403437][ T32] r5:84f0c78c r4:84f0c400 [ 1332.403458][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.403503][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.403525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.403572][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.403594][ T32] r4:84ddad00 [ 1332.403614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.403660][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.403683][ T32] r4:00000001 [ 1332.403726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.403769][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.403818][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.403855][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.403883][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.403912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.403935][ T32] r4:84cfd440 [ 1332.403956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.403998][ T32] INFO: task kworker/0:332:4298 blocked for more than 458 seconds. [ 1332.404032][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.404056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.404078][ T32] task:kworker/0:332 state:D stack:0 pid:4298 tgid:4298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.404145][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.404193][ T32] Call trace: [ 1332.404260][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.404315][ T32] r10:8291a684 r9:eaca5d84 r8:00000002 r7:60000113 r6:eaca5d8c r5:85100000 [ 1332.404339][ T32] r4:85100000 [ 1332.404359][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.404403][ T32] r5:85100000 r4:8291a680 [ 1332.404423][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.404462][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.404512][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca5e08 [ 1332.404536][ T32] r4:00000000 [ 1332.404555][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.404592][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.404626][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.404698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504e640 [ 1332.404727][ T32] r4:00000000 [ 1332.404787][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.404844][ T32] r9:83018005 r8:85100000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1332.404868][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.404910][ T32] r5:00001000 r4:e896f000 [ 1332.404931][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.404971][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.405013][ T32] r5:85171f8c r4:85171c00 [ 1332.405057][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.405133][ T32] r7:dddced80 r6:83018000 r5:85171f8c r4:8503c200 [ 1332.405159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.405218][ T32] r10:61c88647 r9:85100000 r8:8503c22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.405246][ T32] r4:8503c200 [ 1332.405266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.405360][ T32] r10:00000000 r9:8503c200 r8:80287e08 r7:eaca1e60 r6:8505b680 r5:85100000 ** 6 printk messages dropped ** [ 1332.405668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1332.424575][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1332.425001][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1332.425590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1332.433596][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1332.434108][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1332.434645][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1332.435781][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 14 printk messages dropped ** [ 1332.449999][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.450684][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.450721][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.450753][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.450781][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.450816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.450844][ T32] r4:84cfd440 [ 1332.450869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.450901][ T32] INFO: task kworker/0:334:4301 blocked for more than 458 seconds. [ 1332.450957][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.450986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.451010][ T32] task:kworker/0:334 state:D stack:0 pid:4301 tgid:4301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.451069][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.451116][ T32] Call trace: [ 1332.451226][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.451289][ T32] r10:8291a684 r9:eacb1d84 r8:00000002 r7:60000013 r6:eacb1d8c r5:85102400 [ 1332.451313][ T32] r4:85102400 [ 1332.451334][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.451378][ T32] r5:85102400 r4:8291a680 [ 1332.451399][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.451439][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.451482][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb1e08 [ 1332.451504][ T32] r4:00000000 [ 1332.451524][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.451559][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.451594][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.451638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504e3c0 [ 1332.451701][ T32] r4:00000000 [ 1332.451806][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.451906][ T32] r9:83018005 r8:85102400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1332.451934][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.451978][ T32] r5:00001000 r4:e0799000 [ 1332.451999][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.452079][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.452135][ T32] r5:8517178c r4:85171400 [ 1332.452155][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.452266][ T32] r7:dddced80 r6:83018000 r5:8517178c r4:8503c300 [ 1332.452292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.452368][ T32] r10:61c88647 r9:85102400 r8:8503c32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.452397][ T32] r4:8503c300 [ 1332.452460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.452564][ T32] r10:00000000 r9:8503c300 r8:80287e08 r7:eaca5e60 r6:8505b780 r5:85102400 [ 1332.452673][ T32] r4:00000001 [ 1332.452770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.452823][ T32] Exception stack(0xeacb1fb0 to 0xeacb1ff8) [ 1332.452857][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.452889][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.452915][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.452944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.452969][ T32] r4:8504e200 [ 1332.453504][ T32] INFO: task kworker/0:334:4301 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.453544][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.453839][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.453978][ T32] Call trace: [ 1332.454109][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.454163][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.454187][ T32] r4:00000000 [ 1332.454207][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.454246][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.454274][ T32] 5d20: d8d44000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.454327][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.454358][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.454385][ T32] r5:800d0013 r4:80239bb0 [ 1332.454407][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.454447][ T32] r4:82ac21e4 [ 1332.454467][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.454514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.454538][ T32] r4:e0595dc0 [ 1332.454558][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.454600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.454623][ T32] r4:00000000 [ 1332.454712][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.454764][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.454788][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.454837][ T32] r5:00001000 r4:e00c1000 [ 1332.454857][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.454915][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.454962][ T32] r5:84f0c78c r4:84f0c400 [ 1332.454983][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.455028][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.455081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.455134][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.455158][ T32] r4:84ddad00 [ 1332.455177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.455224][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.455248][ T32] r4:00000001 [ 1332.455267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.455304][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.455355][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.455389][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.455432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1332.455487][ T32] r4:84cfd440 ** 5 printk messages dropped ** [ 1332.455709][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.467414][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.467830][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.468034][ T32] r5:85171b8c r4:85171800 [ 1332.468104][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.468372][ T32] r10:00000000 r9:8503c380 r8:80287e08 r7:eaca5e60 r6:8503c400 r5:851a3000 ** 8 printk messages dropped ** [ 1332.469137][ T32] INFO: task kworker/0:335:4303 is blocked on a mutex likely owned by task kworker/0:172:3776. ** 9 printk messages dropped ** [ 1332.469667][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 ** 8 printk messages dropped ** [ 1332.470047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 11 printk messages dropped ** [ 1332.470535][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1332.470782][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.471123][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.471587][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb5e08 [ 1332.471619][ T32] r4:00000000 [ 1332.471642][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.471680][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.471734][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.471781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504e740 [ 1332.471804][ T32] r4:00000000 [ 1332.471830][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.471887][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1332.471913][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.471956][ T32] r5:00001000 r4:ea989000 [ 1332.471977][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.472042][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.472090][ T32] r5:8517238c r4:85172000 [ 1332.472124][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.472172][ T32] r7:dddced80 r6:83018000 r5:8517238c r4:8503c480 [ 1332.472193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.472240][ T32] r10:61c88647 r9:851a3c00 r8:8503c4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.472287][ T32] r4:8503c480 [ 1332.472311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.472358][ T32] r10:00000000 r9:8503c480 r8:80287e08 r7:eaca5e60 r6:8503c500 r5:851a3c00 [ 1332.472380][ T32] r4:00000001 [ 1332.472424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.472464][ T32] Exception stack(0xeacb5fb0 to 0xeacb5ff8) [ 1332.472490][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.472519][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.472548][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.472578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.472628][ T32] r4:8504e580 [ 1332.472926][ T32] INFO: task kworker/0:336:4307 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.472965][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.473020][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.473096][ T32] Call trace: [ 1332.473128][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.473181][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.473238][ T32] r4:00000000 [ 1332.473263][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.473305][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.473333][ T32] 5d20: d8d44000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.473362][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.473387][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.473410][ T32] r5:800d0013 r4:80239bb0 [ 1332.473430][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.473471][ T32] r4:82ac21e4 [ 1332.473491][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.473532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.473554][ T32] r4:e0595dc0 [ 1332.473574][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.473614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.473636][ T32] r4:00000000 [ 1332.473655][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.473701][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 1 printk messages dropped ** [ 1332.473777][ T32] r5:00001000 r4:e00c1000 ** 6 printk messages dropped ** [ 1332.474208][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1332.474493][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.474809][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.475250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb9e08 ** 8 printk messages dropped ** [ 1332.475615][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.475795][ T32] r5:85172f8c r4:85172c00 ** 1 printk messages dropped ** [ 1332.496349][ T32] r7:dddced80 r6:83018000 r5:85172f8c r4:8503c580 ** 1 printk messages dropped ** [ 1332.496475][ T32] r10:61c88647 r9:851a4800 r8:8503c5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.496525][ T32] r4:8503c580 [ 1332.496551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.496601][ T32] r10:00000000 r9:8503c580 r8:80287e08 r7:eacb5e60 r6:8503c600 r5:851a4800 [ 1332.496626][ T32] r4:00000001 [ 1332.496671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.496764][ T32] Exception stack(0xeacb9fb0 to 0xeacb9ff8) [ 1332.496799][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.496861][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.496894][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.496943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.496970][ T32] r4:8504e6c0 [ 1332.497413][ T32] INFO: task kworker/0:337:4308 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.497451][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.497588][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.497675][ T32] Call trace: [ 1332.497717][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.497793][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.497849][ T32] r4:00000000 [ 1332.497875][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.497942][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.498045][ T32] 5d20: d920c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.498081][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.498108][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.498143][ T32] r5:800d0013 r4:80239bb0 [ 1332.498167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.498211][ T32] r4:82ac21e4 [ 1332.498231][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.498325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.498361][ T32] r4:e0595dc0 [ 1332.498403][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.498455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.498479][ T32] r4:00000000 [ 1332.498499][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.498546][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.498593][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.498642][ T32] r5:00001000 r4:e00c1000 [ 1332.498664][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.498731][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.498780][ T32] r5:84f0c78c r4:84f0c400 [ 1332.498801][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.498881][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.498907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.498957][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.498980][ T32] r4:84ddad00 [ 1332.499002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.499074][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.499121][ T32] r4:00000001 [ 1332.499144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.499209][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.499240][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.499269][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.499296][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.499352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1332.499539][ T32] task:kworker/0:338 state:D stack:0 pid:4310 tgid:4310 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1332.500010][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.500293][ T32] r9:83018005 r8:851a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 ** 4 printk messages dropped ** [ 1332.500525][ T32] r5:8517278c r4:85172400 [ 1332.500574][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.500625][ T32] r7:dddced80 r6:83018000 r5:8517278c r4:8503c680 [ 1332.500646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.500694][ T32] r10:61c88647 r9:851a5400 r8:8503c6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.500716][ T32] r4:8503c680 [ 1332.500735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.500780][ T32] r10:00000000 r9:8503c680 r8:80287e08 r7:eacb9e60 r6:8503c700 r5:851a5400 [ 1332.500802][ T32] r4:00000001 [ 1332.500825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.500863][ T32] Exception stack(0xeacc1fb0 to 0xeacc1ff8) [ 1332.500891][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.500920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.501026][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.501123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.501150][ T32] r4:8504e6c0 [ 1332.501381][ T32] INFO: task kworker/0:338:4310 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.501457][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.501518][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.501561][ T32] Call trace: [ 1332.501593][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.501657][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.501685][ T32] r4:00000000 [ 1332.501706][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.501747][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.501774][ T32] 5d20: d920c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.501803][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.501833][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.501858][ T32] r5:800d0013 r4:80239bb0 [ 1332.501879][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1332.502090][ T32] r4:e0595dc0 ** 5 printk messages dropped ** [ 1332.502443][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1332.502723][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1332.503020][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 5 printk messages dropped ** [ 1332.503247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1332.503653][ T32] r4:851a6000 ** 3 printk messages dropped ** [ 1332.503841][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1332.504165][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.504401][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.504445][ T32] r5:85172b8c r4:85172800 [ 1332.504466][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.504774][ T32] r10:00000000 r9:8503c780 r8:80287e08 r7:eacb9e60 r6:8503c800 r5:851a6000 ** 6 printk messages dropped ** [ 1332.505060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1332.505614][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.505765][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 ** 8 printk messages dropped ** [ 1332.537915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 10 printk messages dropped ** [ 1332.539066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1332.539867][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 6 printk messages dropped ** [ 1332.540514][ T32] INFO: task kworker/0:340:4314 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1332.541254][ T32] r4:851a6c00 ** 4 printk messages dropped ** [ 1332.541820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 ** 4 printk messages dropped ** [ 1332.542301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057e40 ** 7 printk messages dropped ** [ 1332.543124][ T32] r5:8517378c r4:85173400 [ 1332.543171][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.543542][ T32] r10:61c88647 r9:851a6c00 r8:8503c8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1332.544136][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.545420][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.573907][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 ** 6 printk messages dropped ** [ 1332.574770][ T32] r4:e0595dc0 [ 1332.574823][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.574918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.575002][ T32] r4:00000000 [ 1332.575088][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.575194][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.575241][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.575333][ T32] r5:00001000 r4:e00c1000 [ 1332.575380][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.575469][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.575560][ T32] r5:84f0c78c r4:84f0c400 [ 1332.575607][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.575812][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.586677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.586857][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.586912][ T32] r4:84ddad00 [ 1332.586957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.587087][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.587145][ T32] r4:00000001 [ 1332.587189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.587263][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.587320][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.587378][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.587441][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.587509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.587561][ T32] r4:84cfd440 [ 1332.587617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.587679][ T32] INFO: task kworker/0:341:4316 blocked for more than 459 seconds. [ 1332.587749][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.587812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.587862][ T32] task:kworker/0:341 state:D stack:0 pid:4316 tgid:4316 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.587973][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.588216][ T32] Call trace: [ 1332.588303][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.588496][ T32] r10:8291a684 r9:eaccdd84 r8:00000002 r7:60000113 r6:eaccdd8c r5:851a2400 [ 1332.588585][ T32] r4:851a2400 [ 1332.588757][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.588943][ T32] r5:851a2400 r4:8291a680 [ 1332.589021][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.589112][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.589224][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaccde08 [ 1332.589279][ T32] r4:00000000 [ 1332.589324][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.589432][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.589520][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.589603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504ed40 [ 1332.589645][ T32] r4:00000000 [ 1332.589710][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.589822][ T32] r9:83018005 r8:851a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1332.589909][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.590064][ T32] r5:00001000 r4:ea9f7000 [ 1332.590129][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.590216][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.590338][ T32] r5:8517338c r4:85173000 [ 1332.590387][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.590488][ T32] r7:dddced80 r6:83018000 r5:8517338c r4:8503c980 [ 1332.590539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.590636][ T32] r10:61c88647 r9:851a2400 r8:8503c9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.590766][ T32] r4:8503c980 [ 1332.590830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.590933][ T32] r10:00000000 r9:8503c980 r8:80287e08 r7:eacc9e60 r6:8503ca00 r5:851a2400 [ 1332.591041][ T32] r4:00000001 [ 1332.591094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.591171][ T32] Exception stack(0xeaccdfb0 to 0xeaccdff8) [ 1332.591225][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.591281][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.591335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.591392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.591440][ T32] r4:8504ec00 [ 1332.592247][ T32] INFO: task kworker/0:341:4316 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.592325][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.592468][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.592566][ T32] Call trace: [ 1332.592729][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.592842][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.592909][ T32] r4:00000000 [ 1332.592958][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.593042][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.593103][ T32] 5d20: d9b7c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.593162][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.593214][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.593266][ T32] r5:800d0013 r4:80239bb0 [ 1332.593309][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.593385][ T32] r4:82ac21e4 [ 1332.593427][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.593511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.593557][ T32] r4:e0595dc0 [ 1332.593613][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.593705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 7 printk messages dropped ** [ 1332.594323][ T32] r5:84f0c78c r4:84f0c400 ** 6 printk messages dropped ** [ 1332.594851][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 7 printk messages dropped ** [ 1332.595456][ T32] r4:84cfd440 ** 5 printk messages dropped ** [ 1332.622291][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.622998][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1332.623874][ T32] r5:00001000 r4:eaa13000 ** 2 printk messages dropped ** [ 1332.624089][ T32] r5:85173b8c r4:85173800 ** 1 printk messages dropped ** [ 1332.624272][ T32] r7:dddced80 r6:83018000 r5:85173b8c r4:8503ca80 ** 5 printk messages dropped ** [ 1332.624814][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.625259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.637711][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.637810][ T32] 5d20: d9f0d000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.637889][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.637943][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.638032][ T32] r5:800d0013 r4:80239bb0 [ 1332.638079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.638168][ T32] r4:82ac21e4 [ 1332.638213][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.638299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.638347][ T32] r4:e0595dc0 [ 1332.638390][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.638476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.638522][ T32] r4:00000000 [ 1332.638563][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.638656][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.638701][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.638784][ T32] r5:00001000 r4:e00c1000 [ 1332.638836][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.638940][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.639043][ T32] r5:84f0c78c r4:84f0c400 [ 1332.639092][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.639189][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.639234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.639327][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.639375][ T32] r4:84ddad00 [ 1332.639414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.639501][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.639562][ T32] r4:00000001 [ 1332.639612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.639712][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.639775][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.639843][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.639903][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.639962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.640034][ T32] r4:84cfd440 [ 1332.640124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.640190][ T32] INFO: task kworker/0:343:4320 blocked for more than 459 seconds. [ 1332.640256][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.640318][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.640367][ T32] task:kworker/0:343 state:D stack:0 pid:4320 tgid:4320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.640486][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.640573][ T32] Call trace: [ 1332.640636][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.640755][ T32] r10:8291a684 r9:eacd5d84 r8:00000002 r7:60000013 r6:eacd5d8c r5:85199800 [ 1332.640928][ T32] r4:85199800 [ 1332.641013][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.641118][ T32] r5:85199800 r4:8291a680 [ 1332.641163][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.641242][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.641327][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd5e08 [ 1332.641374][ T32] r4:00000000 [ 1332.641414][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.641486][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.641555][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.641639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85123140 [ 1332.641684][ T32] r4:00000000 [ 1332.641726][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.641818][ T32] r9:83018005 r8:85199800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 ** 4 printk messages dropped ** [ 1332.642185][ T32] r5:85173f8c r4:85173c00 [ 1332.642229][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.642457][ T32] r10:61c88647 r9:85199800 r8:8503cbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1332.643053][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.644253][ T32] Call trace: ** 7 printk messages dropped ** [ 1332.644826][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 5 printk messages dropped ** [ 1332.645361][ T32] r4:e0595dc0 ** 6 printk messages dropped ** [ 1332.672909][ T32] r5:00001000 r4:e00c1000 ** 6 printk messages dropped ** [ 1332.673475][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1332.674160][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.674758][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.675530][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd9e08 ** 8 printk messages dropped ** [ 1332.690089][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.690396][ T32] r5:8517cf8c r4:8517cc00 ** 2 printk messages dropped ** [ 1332.690586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1332.691121][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.692383][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.693082][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 ** 8 printk messages dropped ** [ 1332.693694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 11 printk messages dropped ** [ 1332.694662][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1332.694946][ T32] r4:00000001 [ 1332.695001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.695083][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.695141][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.695209][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.695273][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.695334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.695400][ T32] r4:84cfd440 [ 1332.695470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.695532][ T32] INFO: task kworker/0:345:4323 blocked for more than 459 seconds. [ 1332.695598][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.695653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.695712][ T32] task:kworker/0:345 state:D stack:0 pid:4323 tgid:4323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.695849][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.713490][ T32] Call trace: [ 1332.713578][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.713726][ T32] r10:8291a684 r9:eacddd84 r8:00000002 r7:60000113 r6:eacddd8c r5:84d88c00 [ 1332.713815][ T32] r4:84d88c00 [ 1332.713873][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.714004][ T32] r5:84d88c00 r4:8291a680 [ 1332.714062][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.714151][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.714245][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 [ 1332.714316][ T32] r4:00000000 [ 1332.714372][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.714450][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.714539][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.714628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85123340 [ 1332.714682][ T32] r4:00000000 [ 1332.714732][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.714850][ T32] r9:83018005 r8:84d88c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1332.714903][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.714998][ T32] r5:00001000 r4:eaa3f000 [ 1332.715041][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.715146][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.715249][ T32] r5:8517c38c r4:8517c000 [ 1332.715307][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.715405][ T32] r7:dddced80 r6:83018000 r5:8517c38c r4:8503cd80 [ 1332.715463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.715560][ T32] r10:61c88647 r9:84d88c00 r8:8503cdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.715632][ T32] r4:8503cd80 [ 1332.715684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.715781][ T32] r10:00000000 r9:8503cd80 r8:80287e08 r7:eacd9e60 r6:8503ce00 r5:84d88c00 [ 1332.715872][ T32] r4:00000001 [ 1332.730857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.731058][ T32] Exception stack(0xeacddfb0 to 0xeacddff8) [ 1332.731159][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.731232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.731290][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.731351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.731417][ T32] r4:85123480 [ 1332.732224][ T32] INFO: task kworker/0:345:4323 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.732316][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.732451][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.732576][ T32] Call trace: [ 1332.732649][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.732752][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.732844][ T32] r4:00000000 [ 1332.732908][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.733017][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.733093][ T32] 5d20: da96d000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.733155][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.733208][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.733274][ T32] r5:800d0013 r4:80239bb0 [ 1332.733327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.733410][ T32] r4:82ac21e4 [ 1332.733477][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.733585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.733660][ T32] r4:e0595dc0 [ 1332.733705][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.733789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.733848][ T32] r4:00000000 [ 1332.733889][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.734018][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.734071][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.734160][ T32] r5:00001000 r4:e00c1000 [ 1332.734203][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.734287][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.734402][ T32] r5:84f0c78c r4:84f0c400 [ 1332.734455][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.734579][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.734645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.734767][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.734838][ T32] r4:84ddad00 [ 1332.735008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.735121][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.735171][ T32] r4:00000001 [ 1332.735214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.735289][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.735344][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.735401][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.735460][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.735520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.735567][ T32] r4:84cfd440 [ 1332.735614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.735691][ T32] INFO: task kworker/0:346:4325 blocked for more than 459 seconds. [ 1332.735772][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.747550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.747686][ T32] task:kworker/0:346 state:D stack:0 pid:4325 tgid:4325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.747831][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.747991][ T32] Call trace: [ 1332.748063][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.748181][ T32] r10:8291a684 r9:ea995d84 r8:00000002 r7:60000113 r6:ea995d8c r5:84d89800 [ 1332.748248][ T32] r4:84d89800 [ 1332.748366][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.748471][ T32] r5:84d89800 r4:8291a680 [ 1332.748520][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.748604][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.748693][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea995e08 [ 1332.748784][ T32] r4:00000000 [ 1332.748869][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.748951][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.749035][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.749123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85123540 [ 1332.749170][ T32] r4:00000000 [ 1332.749212][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.749310][ T32] r9:83018005 r8:84d89800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1332.749357][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.749466][ T32] r5:00001000 r4:eaa4d000 [ 1332.749528][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.749614][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.749713][ T32] r5:8517c78c r4:8517c400 [ 1332.749810][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.749930][ T32] r7:dddced80 r6:83018000 r5:8517c78c r4:8503ce80 [ 1332.750010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.750113][ T32] r10:61c88647 r9:84d89800 r8:8503ceac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.750183][ T32] r4:8503ce80 [ 1332.750232][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.750335][ T32] r10:00000000 r9:8503ce80 r8:80287e08 r7:eacd9e60 r6:8503cf00 r5:84d89800 [ 1332.750388][ T32] r4:00000001 [ 1332.750431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.750514][ T32] Exception stack(0xea995fb0 to 0xea995ff8) [ 1332.750572][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.750632][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.750734][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.750813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.750867][ T32] r4:85123400 [ 1332.751680][ T32] INFO: task kworker/0:346:4325 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.751777][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.751947][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.752065][ T32] Call trace: [ 1332.752153][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.752260][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.752311][ T32] r4:00000000 [ 1332.752356][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.752460][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.752540][ T32] 5d20: da96d000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.752607][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.752660][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 2 printk messages dropped ** [ 1332.752852][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1332.752982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 ** 5 printk messages dropped ** [ 1332.753447][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 5 printk messages dropped ** [ 1332.753888][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.754457][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 3 printk messages dropped ** [ 1332.754802][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.755096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1332.755225][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.755328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.755391][ T32] task:kworker/0:347 state:D stack:0 pid:4327 tgid:4327 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.755502][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.755639][ T32] Call trace: [ 1332.755794][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.779850][ T32] r10:8291a684 r9:eace1d84 r8:00000002 r7:60000113 r6:eace1d8c r5:84d8a400 [ 1332.779990][ T32] r4:84d8a400 [ 1332.780056][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.780182][ T32] r5:84d8a400 r4:8291a680 [ 1332.780224][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.780301][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.780387][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace1e08 [ 1332.780451][ T32] r4:00000000 [ 1332.780503][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.780593][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.780690][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.780783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85123700 [ 1332.780858][ T32] r4:00000000 [ 1332.780903][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.781002][ T32] r9:83018005 r8:84d8a400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.781050][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.781143][ T32] r5:00001000 r4:eaab3000 [ 1332.781216][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.781319][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.781408][ T32] r5:8517cb8c r4:8517c800 [ 1332.781451][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.781546][ T32] r7:dddced80 r6:83018000 r5:8517cb8c r4:8503cf80 [ 1332.781593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.781689][ T32] r10:61c88647 r9:84d8a400 r8:8503cfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.781754][ T32] r4:8503cf80 [ 1332.781812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.781910][ T32] r10:00000000 r9:8503cf80 r8:80287e08 r7:eacd9e60 r6:8513f000 r5:84d8a400 [ 1332.781990][ T32] r4:00000001 [ 1332.782040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.782127][ T32] Exception stack(0xeace1fb0 to 0xeace1ff8) [ 1332.782190][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.782250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.782321][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.782399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.782446][ T32] r4:85123400 [ 1332.783256][ T32] INFO: task kworker/0:347:4327 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.783343][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.783511][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.783634][ T32] Call trace: [ 1332.783721][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.783834][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.783922][ T32] r4:00000000 [ 1332.783975][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.784062][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.784122][ T32] 5d20: dac88000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.784178][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.784244][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.784314][ T32] r5:800d0013 r4:80239bb0 [ 1332.784369][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.784455][ T32] r4:82ac21e4 [ 1332.784524][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.784624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.784705][ T32] r4:e0595dc0 [ 1332.784775][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.784877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.784927][ T32] r4:00000000 [ 1332.784971][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.785069][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.785157][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.785254][ T32] r5:00001000 r4:e00c1000 [ 1332.785293][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.785365][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.785473][ T32] r5:84f0c78c r4:84f0c400 [ 1332.785546][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.785649][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.785696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.785787][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.809628][ T32] r4:84ddad00 [ 1332.809772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.809939][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.810029][ T32] r4:00000001 [ 1332.810075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.810158][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.810220][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.810283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.810346][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.810407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.810473][ T32] r4:84cfd440 [ 1332.810528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.810607][ T32] INFO: task kworker/0:348:4331 blocked for more than 459 seconds. [ 1332.810671][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.810719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.810760][ T32] task:kworker/0:348 state:D stack:0 pid:4331 tgid:4331 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.810905][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.811016][ T32] Call trace: [ 1332.811086][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.811191][ T32] r10:8291a684 r9:eacf1d84 r8:00000002 r7:60000113 r6:eacf1d8c r5:85103c00 [ 1332.811246][ T32] r4:85103c00 [ 1332.811290][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.811379][ T32] r5:85103c00 r4:8291a680 [ 1332.811424][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.811511][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.811601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf1e08 ** 3 printk messages dropped ** [ 1332.811936][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1332.812414][ T32] r5:00001000 r4:eab0d000 ** 2 printk messages dropped ** [ 1332.812662][ T32] r5:8517d38c r4:8517d000 [ 1332.812730][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.812865][ T32] r7:dddced80 r6:83018000 r5:8517d38c r4:8513f080 [ 1332.812983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.813084][ T32] r10:61c88647 r9:85103c00 r8:8513f0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.813141][ T32] r4:8513f080 [ 1332.813183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.813286][ T32] r10:00000000 r9:8513f080 r8:80287e08 r7:eacd9e60 r6:8505b800 r5:85103c00 [ 1332.813340][ T32] r4:00000001 [ 1332.813382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.813478][ T32] Exception stack(0xeacf1fb0 to 0xeacf1ff8) [ 1332.813545][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.813606][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.813663][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.813721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.813769][ T32] r4:85123980 [ 1332.814582][ T32] INFO: task kworker/0:348:4331 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.814669][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.814836][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.814981][ T32] Call trace: [ 1332.815075][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.815184][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.815248][ T32] r4:00000000 [ 1332.815292][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.815374][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.815432][ T32] 5d20: daf0c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.815577][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.815642][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.815695][ T32] r5:800d0013 r4:80239bb0 [ 1332.815740][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.815885][ T32] r4:82ac21e4 [ 1332.830566][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.830812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.830878][ T32] r4:e0595dc0 [ 1332.830925][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.831017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.831144][ T32] r4:00000000 [ 1332.831212][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.831316][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.831362][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.831463][ T32] r5:00001000 r4:e00c1000 [ 1332.831504][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.831584][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.831682][ T32] r5:84f0c78c r4:84f0c400 [ 1332.831745][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.831864][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.831912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.832006][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.832054][ T32] r4:84ddad00 [ 1332.832115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.832216][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.832279][ T32] r4:00000001 [ 1332.832359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.832447][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.832524][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.832586][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.832644][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.832726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.832812][ T32] r4:84cfd440 [ 1332.832878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.832937][ T32] INFO: task kworker/0:349:4332 blocked for more than 459 seconds. [ 1332.833017][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.833084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.833133][ T32] task:kworker/0:349 state:D stack:0 pid:4332 tgid:4332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.833258][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.833347][ T32] Call trace: [ 1332.833459][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.833568][ T32] r10:8291a684 r9:eacf5d84 r8:00000002 r7:60000013 r6:eacf5d8c r5:85101800 [ 1332.833617][ T32] r4:85101800 [ 1332.833661][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.833772][ T32] r5:85101800 r4:8291a680 [ 1332.833831][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.833915][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.834033][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 [ 1332.834086][ T32] r4:00000000 [ 1332.834129][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.834211][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.834296][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.834387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85123dc0 [ 1332.834443][ T32] r4:00000000 [ 1332.834505][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.834603][ T32] r9:83018005 r8:85101800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1332.834722][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.834850][ T32] r5:00001000 r4:eab4b000 [ 1332.834910][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.834993][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.835082][ T32] r5:8517df8c r4:8517dc00 [ 1332.835128][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.835221][ T32] r7:dddced80 r6:83018000 r5:8517df8c r4:8513f100 [ 1332.835266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.835367][ T32] r10:61c88647 r9:85101800 r8:8513f12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.835418][ T32] r4:8513f100 [ 1332.835484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.835587][ T32] r10:00000000 r9:8513f100 r8:80287e08 r7:eacf1e60 r6:8505b880 r5:85101800 [ 1332.835638][ T32] r4:00000001 [ 1332.835679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.835756][ T32] Exception stack(0xeacf5fb0 to 0xeacf5ff8) [ 1332.835849][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.835973][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.856983][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.857091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.857144][ T32] r4:85123880 [ 1332.858011][ T32] INFO: task kworker/0:349:4332 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.858103][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.858272][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.858426][ T32] Call trace: [ 1332.858546][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.858668][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.858721][ T32] r4:00000000 [ 1332.858813][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.858907][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.858989][ T32] 5d20: db2a1000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.859056][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.859111][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.859160][ T32] r5:800d0013 r4:80239bb0 [ 1332.859206][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.859312][ T32] r4:82ac21e4 [ 1332.859373][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.859478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.859532][ T32] r4:e0595dc0 [ 1332.859574][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.859658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.859703][ T32] r4:00000000 [ 1332.859762][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.859871][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.859917][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.860003][ T32] r5:00001000 r4:e00c1000 [ 1332.860045][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.860143][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.860241][ T32] r5:84f0c78c r4:84f0c400 [ 1332.860289][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.860389][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.860438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.860534][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.860587][ T32] r4:84ddad00 [ 1332.860633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.860728][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.860816][ T32] r4:00000001 [ 1332.860868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.860950][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.861028][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.861111][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.861177][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.861258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.861326][ T32] r4:84cfd440 [ 1332.861380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.861443][ T32] INFO: task kworker/0:350:4334 blocked for more than 459 seconds. [ 1332.861511][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.861565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.861626][ T32] task:kworker/0:350 state:D stack:0 pid:4334 tgid:4334 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.861753][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.861871][ T32] Call trace: [ 1332.861939][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.862082][ T32] r10:8291a684 r9:eacf9d84 r8:00000002 r7:60000113 r6:eacf9d8c r5:85104800 [ 1332.862135][ T32] r4:85104800 [ 1332.862177][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.862267][ T32] r5:85104800 r4:8291a680 [ 1332.862312][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.862395][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.862484][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 [ 1332.862532][ T32] r4:00000000 [ 1332.862579][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.862654][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.862767][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.862879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85123b00 [ 1332.862931][ T32] r4:00000000 [ 1332.862975][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.863089][ T32] r9:83018005 r8:85104800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1332.863152][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.863246][ T32] r5:00001000 r4:eab1b000 [ 1332.863290][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.863371][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.863482][ T32] r5:8517d78c r4:8517d400 [ 1332.863534][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.863633][ T32] r7:dddced80 r6:83018000 r5:8517d78c r4:8513f180 [ 1332.863679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.863777][ T32] r10:61c88647 r9:85104800 r8:8513f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.863857][ T32] r4:8513f180 [ 1332.863912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.864021][ T32] r10:00000000 r9:8513f180 r8:80287e08 r7:eacf5e60 r6:8505b900 r5:85104800 [ 1332.864072][ T32] r4:00000001 [ 1332.864136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.864216][ T32] Exception stack(0xeacf9fb0 to 0xeacf9ff8) [ 1332.864279][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.864343][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.864405][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.864466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.864521][ T32] r4:85123ac0 [ 1332.865111][ T32] INFO: task kworker/0:350:4334 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.865195][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1332.865684][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.888572][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 7 printk messages dropped ** [ 1332.889253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 10 printk messages dropped ** [ 1332.890097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1332.890628][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.891362][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1332.892110][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1332.892726][ T32] r5:00001000 r4:eab27000 ** 2 printk messages dropped ** [ 1332.892980][ T32] r5:8517db8c r4:8517d800 [ 1332.893032][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.893134][ T32] r7:dddced80 r6:83018000 r5:8517db8c r4:8513f200 [ 1332.893182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.893281][ T32] r10:61c88647 r9:85105400 r8:8513f22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.893345][ T32] r4:8513f200 [ 1332.893388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.893478][ T32] r10:00000000 r9:8513f200 r8:80287e08 r7:eacf5e60 r6:8505b980 r5:85105400 [ 1332.893527][ T32] r4:00000001 [ 1332.893574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.893647][ T32] Exception stack(0xeacfdfb0 to 0xeacfdff8) [ 1332.893701][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.893760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.893834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.893898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.893950][ T32] r4:85123b80 [ 1332.894822][ T32] INFO: task kworker/0:351:4336 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.894923][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.895099][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.895210][ T32] Call trace: [ 1332.895311][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.895420][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.895470][ T32] r4:00000000 [ 1332.895513][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.895614][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.895681][ T32] 5d20: db503000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.895755][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.895832][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.895899][ T32] r5:800d0013 r4:80239bb0 [ 1332.926583][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.926824][ T32] r4:82ac21e4 [ 1332.926900][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.927006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1332.927072][ T32] r4:e0595dc0 [ 1332.927118][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.927211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1332.927261][ T32] r4:00000000 [ 1332.927306][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.927403][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.927450][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.927543][ T32] r5:00001000 r4:e00c1000 [ 1332.927588][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.927669][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.927753][ T32] r5:84f0c78c r4:84f0c400 [ 1332.927813][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.927931][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1332.928009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.928119][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.928171][ T32] r4:84ddad00 [ 1332.928215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.928336][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1332.928403][ T32] r4:00000001 [ 1332.928447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.928531][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1332.928598][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.928664][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.928725][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.928817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.928881][ T32] r4:84cfd440 [ 1332.928944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.929023][ T32] INFO: task kworker/0:352:4337 blocked for more than 459 seconds. [ 1332.929112][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.929164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.929211][ T32] task:kworker/0:352 state:D stack:0 pid:4337 tgid:4337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.929359][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.929492][ T32] Call trace: [ 1332.929581][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1332.929741][ T32] r4:85106000 ** 4 printk messages dropped ** [ 1332.930181][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead01e08 ** 10 printk messages dropped ** [ 1332.930956][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.931155][ T32] r5:8517e38c r4:8517e000 ** 1 printk messages dropped ** [ 1332.931307][ T32] r7:dddced80 r6:83018000 r5:8517e38c r4:8513f280 ** 5 printk messages dropped ** [ 1332.931682][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.932062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.933696][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 6 printk messages dropped ** [ 1332.934265][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1332.935335][ T32] r5:84f0c78c r4:84f0c400 ** 6 printk messages dropped ** [ 1332.957520][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 9 printk messages dropped ** [ 1332.958394][ T32] INFO: task kworker/0:353:4340 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1332.959196][ T32] r4:85106c00 [ 1332.959240][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.959328][ T32] r5:85106c00 r4:8291a680 [ 1332.959373][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.959451][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.959543][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace5e08 [ 1332.959594][ T32] r4:00000000 [ 1332.959656][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.959734][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.959820][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.959914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85145040 [ 1332.959967][ T32] r4:00000000 [ 1332.960013][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.960115][ T32] r9:83018005 r8:85106c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1332.960198][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.960294][ T32] r5:00001000 r4:eab6d000 [ 1332.960341][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.960430][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.960523][ T32] r5:8517e78c r4:8517e400 [ 1332.960571][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.960673][ T32] r7:dddced80 r6:83018000 r5:8517e78c r4:8513f300 [ 1332.960733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.960841][ T32] r10:61c88647 r9:85106c00 r8:8513f32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.960895][ T32] r4:8513f300 [ 1332.960937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.961027][ T32] r10:00000000 r9:8513f300 r8:80287e08 r7:ead01e60 r6:8505ba80 r5:85106c00 [ 1332.961075][ T32] r4:00000001 [ 1332.961114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.961189][ T32] Exception stack(0xeace5fb0 to 0xeace5ff8) [ 1332.961249][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.961311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.961367][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.961442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.961489][ T32] r4:85123d40 [ 1332.962337][ T32] INFO: task kworker/0:353:4340 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1332.962436][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.962559][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.962651][ T32] Call trace: [ 1332.962718][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.962839][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1332.962894][ T32] r4:00000000 [ 1332.962938][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.963018][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1332.963089][ T32] 5d20: dbbb3000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1332.963167][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1332.963218][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1332.963266][ T32] r5:800d0013 r4:80239bb0 [ 1332.963308][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.963385][ T32] r4:82ac21e4 [ 1332.963425][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.963513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 ** 2 printk messages dropped ** [ 1332.963698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 10 printk messages dropped ** [ 1332.964581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1332.965099][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.965475][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.965522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.965588][ T32] task:kworker/1:256 state:D stack:0 pid:4342 tgid:4342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.965688][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.965769][ T32] Call trace: [ 1332.965849][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1332.993500][ T32] r10:8291a684 r9:ead05d84 r8:00000002 r7:60000113 r6:ead05d8c r5:85103000 [ 1332.993644][ T32] r4:85103000 [ 1332.993714][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1332.993880][ T32] r5:85103000 r4:8291a680 [ 1332.993940][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.994062][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.994164][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 [ 1332.994235][ T32] r4:00000000 [ 1332.994295][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1332.994376][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1332.994491][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1332.994600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85274400 [ 1332.994654][ T32] r4:00000000 [ 1332.994703][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1332.994816][ T32] r9:83018205 r8:85103000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1332.994868][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1332.994965][ T32] r5:00001000 r4:eae4d000 [ 1332.995018][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1332.995106][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.995197][ T32] r5:851cf38c r4:851cf000 [ 1332.995242][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.995342][ T32] r7:ddde2d80 r6:83018200 r5:851cf38c r4:8505bb00 [ 1332.995392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.995507][ T32] r10:61c88647 r9:85103000 r8:8505bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.995631][ T32] r4:8505bb00 [ 1332.995692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.995789][ T32] r10:00000000 r9:8505bb00 r8:80287e08 r7:eac75e60 r6:8505bb80 r5:85103000 [ 1332.995858][ T32] r4:00000001 [ 1332.995949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.002130][ T32] Exception stack(0xead05fb0 to 0xead05ff8) [ 1333.002244][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.002309][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1333.002487][ T32] r4:85149080 ** 3 printk messages dropped ** [ 1333.003391][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.003790][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 6 printk messages dropped ** [ 1333.004285][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1333.005163][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.019240][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 9 printk messages dropped ** [ 1333.020037][ T32] INFO: task kworker/0:354:4344 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1333.020353][ T32] r4:850fec00 ** 4 printk messages dropped ** [ 1333.020517][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead09e08 ** 7 printk messages dropped ** [ 1333.021170][ T32] r9:83018005 r8:850fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1333.021639][ T32] r5:8517fb8c r4:8517f800 ** 2 printk messages dropped ** [ 1333.021820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1333.022263][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.023572][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.023954][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 5 printk messages dropped ** [ 1333.024207][ T32] r4:e0595dc0 ** 7 printk messages dropped ** [ 1333.024825][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1333.025562][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 6 printk messages dropped ** [ 1333.046581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.046628][ T32] r4:84cfd440 [ 1333.046669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.046717][ T32] INFO: task kworker/0:355:4345 blocked for more than 459 seconds. [ 1333.046789][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.046862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.046943][ T32] task:kworker/0:355 state:D stack:0 pid:4345 tgid:4345 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.047069][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.047223][ T32] Call trace: [ 1333.047303][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1333.047432][ T32] r10:8291a684 r9:ead0dd84 r8:00000002 r7:60000013 r6:ead0dd8c r5:850fe000 [ 1333.047482][ T32] r4:850fe000 [ 1333.047547][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1333.047648][ T32] r5:850fe000 r4:8291a680 [ 1333.047696][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.047814][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.047926][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead0de08 [ 1333.047977][ T32] r4:00000000 [ 1333.048020][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1333.048079][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1333.048120][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.048162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85145240 [ 1333.048211][ T32] r4:00000000 [ 1333.048245][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.048295][ T32] r9:83018005 r8:850fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.048317][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.048377][ T32] r5:00001000 r4:eab7f000 [ 1333.048416][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.048478][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.048536][ T32] r5:8517eb8c r4:8517e800 [ 1333.048589][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.048657][ T32] r7:dddced80 r6:83018000 r5:8517eb8c r4:8513f400 [ 1333.048714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.048842][ T32] r10:61c88647 r9:850fe000 r8:8513f42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.048896][ T32] r4:8513f400 [ 1333.048942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.049044][ T32] r10:00000000 r9:8513f400 r8:80287e08 r7:ead09e60 r6:8505bc80 r5:850fe000 [ 1333.049099][ T32] r4:00000001 [ 1333.049146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.049295][ T32] Exception stack(0xead0dfb0 to 0xead0dff8) [ 1333.049376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.049439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.049499][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.049568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.049617][ T32] r4:85145100 [ 1333.050322][ T32] INFO: task kworker/0:355:4345 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1333.050373][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.050462][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.050534][ T32] Call trace: [ 1333.050604][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.050725][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1333.050777][ T32] r4:00000000 [ 1333.050834][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1333.051072][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 ** 8 printk messages dropped ** [ 1333.051746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 11 printk messages dropped ** [ 1333.052354][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.052736][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.053275][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.053926][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead15e08 ** 9 printk messages dropped ** [ 1333.054608][ T32] r5:00001000 r4:eab8b000 ** 2 printk messages dropped ** [ 1333.054964][ T32] r5:8517ef8c r4:8517ec00 [ 1333.055010][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.055109][ T32] r7:dddced80 r6:83018000 r5:8517ef8c r4:8513f480 [ 1333.055157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.055255][ T32] r10:61c88647 r9:85108c00 r8:8513f4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.055310][ T32] r4:8513f480 [ 1333.055358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.055454][ T32] r10:00000000 r9:8513f480 r8:80287e08 r7:ead09e60 r6:8505bd00 r5:85108c00 [ 1333.055530][ T32] r4:00000001 [ 1333.055594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.055680][ T32] Exception stack(0xead15fb0 to 0xead15ff8) [ 1333.055740][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.055867][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.077387][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.077452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.077479][ T32] r4:85145200 [ 1333.078016][ T32] INFO: task kworker/0:356:4347 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1333.078116][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.078305][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.078464][ T32] Call trace: [ 1333.078538][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.078655][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1333.078709][ T32] r4:00000000 [ 1333.078755][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.078865][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1333.078930][ T32] 5d20: dc6aa000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1333.079038][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1333.079118][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1333.079190][ T32] r5:800d0013 r4:80239bb0 [ 1333.079241][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.079333][ T32] r4:82ac21e4 [ 1333.079393][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1333.079648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 15 printk messages dropped ** [ 1333.080645][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1333.081214][ T32] INFO: task kworker/0:357:4349 blocked for more than 459 seconds. ** 12 printk messages dropped ** [ 1333.082066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 [ 1333.082124][ T32] r4:00000000 [ 1333.082174][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1333.082255][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1333.082355][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.082453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85145480 [ 1333.082519][ T32] r4:00000000 [ 1333.082585][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.082702][ T32] r9:83018005 r8:85108000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1333.082766][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.082874][ T32] r5:00001000 r4:eaba7000 ** 2 printk messages dropped ** [ 1333.083057][ T32] r5:8517f38c r4:8517f000 [ 1333.083090][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1333.083421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1333.084798][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.085383][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1333.118493][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1333.119983][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1333.121170][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1333.122331][ T32] r5:8517f78c r4:8517f400 ** 3 printk messages dropped ** [ 1333.122733][ T32] r10:61c88647 r9:8510a400 r8:8513f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1333.124593][ T32] Call trace: ** 7 printk messages dropped ** [ 1333.125208][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 12 printk messages dropped ** [ 1333.142282][ T32] r5:00001000 r4:e00c1000 ** 10 printk messages dropped ** [ 1333.143137][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1333.143756][ T32] INFO: task kworker/0:359:4354 blocked for more than 459 seconds. ** 13 printk messages dropped ** [ 1333.144861][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1333.145826][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1333.161684][ T32] r10:61c88647 r9:8510bc00 r8:8513f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1333.161923][ T32] r10:00000000 r9:8513f600 r8:80287e08 r7:ead09e60 r6:8505be80 r5:8510bc00 [ 1333.162034][ T32] r4:00000001 [ 1333.162088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.162172][ T32] Exception stack(0xead29fb0 to 0xead29ff8) [ 1333.162236][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.162296][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.162354][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.162419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.162471][ T32] r4:85145740 [ 1333.163280][ T32] INFO: task kworker/0:359:4354 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1333.163372][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.163549][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.163663][ T32] Call trace: [ 1333.163733][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.163846][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1333.163892][ T32] r4:00000000 [ 1333.163945][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.164027][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1333.164083][ T32] 5d20: dd060000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1333.164143][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1333.164218][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1333.164316][ T32] r5:800d0013 r4:80239bb0 [ 1333.164373][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.164469][ T32] r4:82ac21e4 [ 1333.164523][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.164668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1333.164731][ T32] r4:e0595dc0 [ 1333.164775][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.164879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1333.164948][ T32] r4:00000000 [ 1333.165045][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.165159][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1333.165207][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.165307][ T32] r5:00001000 r4:e00c1000 [ 1333.165415][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.165507][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.165591][ T32] r5:84f0c78c r4:84f0c400 [ 1333.165631][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.165723][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1333.165770][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1333.189788][ T32] r4:84ddad00 ** 6 printk messages dropped ** [ 1333.190370][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1333.191634][ T32] r5:8510c800 r4:8291a680 ** 7 printk messages dropped ** [ 1333.192224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851459c0 ** 7 printk messages dropped ** [ 1333.192775][ T32] r5:8518038c r4:85180000 ** 3 printk messages dropped ** [ 1333.193038][ T32] r10:61c88647 r9:8510c800 r8:8513f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1333.195024][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1333.207082][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1333.207649][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1333.208812][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1333.210035][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1333.211172][ T32] r5:8518138c r4:85181000 ** 1 printk messages dropped ** [ 1333.211295][ T32] r7:dddced80 r6:83018000 r5:8518138c r4:8513f700 [ 1333.211336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.211446][ T32] r10:61c88647 r9:8510b000 r8:8513f72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.211525][ T32] r4:8513f700 [ 1333.211569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.211703][ T32] r10:00000000 r9:8513f700 r8:80287e08 r7:ead2de60 r6:8505bf80 r5:8510b000 [ 1333.211753][ T32] r4:00000001 [ 1333.211814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.211888][ T32] Exception stack(0xead39fb0 to 0xead39ff8) [ 1333.211958][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.212019][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.212087][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.212175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.212224][ T32] r4:85145900 [ 1333.213038][ T32] INFO: task kworker/0:361:4358 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1333.213106][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.213217][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.213321][ T32] Call trace: [ 1333.213483][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.213588][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1333.213657][ T32] r4:00000000 [ 1333.213715][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.213796][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1333.213864][ T32] 5d20: dd3e1000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1333.213922][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1333.214011][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1333.214061][ T32] r5:800d0013 r4:80239bb0 [ 1333.214106][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.214184][ T32] r4:82ac21e4 [ 1333.214231][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.214323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1333.214372][ T32] r4:e0595dc0 ** 1 printk messages dropped ** [ 1333.214509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 15 printk messages dropped ** [ 1333.215726][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1333.244543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 13 printk messages dropped ** [ 1333.245925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead41e08 ** 12 printk messages dropped ** [ 1333.255703][ T32] r5:8518078c r4:85180400 ** 1 printk messages dropped ** [ 1333.266569][ T32] r7:dddced80 r6:83018000 r5:8518078c r4:8513f780 ** 11 printk messages dropped ** [ 1333.267401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1333.269420][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 11 printk messages dropped ** [ 1333.270242][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1333.271368][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1333.272516][ T32] r5:84d8bc00 r4:8291a680 ** 7 printk messages dropped ** [ 1333.273091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85145bc0 ** 7 printk messages dropped ** [ 1333.273791][ T32] r5:85180b8c r4:85180800 ** 7 printk messages dropped ** [ 1333.274372][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1333.275533][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1333.301177][ T32] r4:e0595dc0 [ 1333.301216][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.301296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1333.301341][ T32] r4:00000000 [ 1333.301381][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.301467][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1333.301508][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.301599][ T32] r5:00001000 r4:e00c1000 [ 1333.301645][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.301727][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.301817][ T32] r5:84f0c78c r4:84f0c400 [ 1333.301859][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.301947][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1333.302050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.302149][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.302193][ T32] r4:84ddad00 [ 1333.302260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.302354][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1333.302400][ T32] r4:00000001 [ 1333.302441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.302509][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1333.302663][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.302749][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.302813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.302904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.302954][ T32] r4:84cfd440 [ 1333.303014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.303095][ T32] INFO: task kworker/0:364:4363 blocked for more than 459 seconds. [ 1333.303161][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.303208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.303250][ T32] task:kworker/0:364 state:D stack:0 pid:4363 tgid:4363 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.303397][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.303552][ T32] Call trace: [ 1333.303743][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1333.303851][ T32] r10:8291a684 r9:ead45d84 r8:00000002 r7:60000113 r6:ead45d8c r5:84d8d400 [ 1333.303896][ T32] r4:84d8d400 ** 1 printk messages dropped ** [ 1333.304017][ T32] r5:84d8d400 r4:8291a680 ** 8 printk messages dropped ** [ 1333.304729][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.305278][ T32] r5:85180f8c r4:85180c00 ** 2 printk messages dropped ** [ 1333.305443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1333.322174][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1333.324248][ T32] r5:00001000 r4:e00c1000 ** 10 printk messages dropped ** [ 1333.325095][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1333.325643][ T32] INFO: task kworker/0:365:4366 blocked for more than 459 seconds. ** 13 printk messages dropped ** [ 1333.345050][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1333.356609][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1333.357277][ T32] r4:8513fa00 ** 9 printk messages dropped ** [ 1333.358032][ T32] r4:85123f80 ** 8 printk messages dropped ** [ 1333.359567][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 10 printk messages dropped ** [ 1333.360475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 6 printk messages dropped ** [ 1333.360927][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.361031][ T32] r5:84f0c78c r4:84f0c400 [ 1333.361092][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.361187][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1333.361232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.361329][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.361376][ T32] r4:84ddad00 [ 1333.361417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.361506][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1333.361551][ T32] r4:00000001 [ 1333.361590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.361684][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1333.361745][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.361841][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.361904][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.361991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.362062][ T32] r4:84cfd440 [ 1333.362115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.362171][ T32] INFO: task kworker/0:366:4368 blocked for more than 459 seconds. [ 1333.362236][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.362297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.362343][ T32] task:kworker/0:366 state:D stack:0 pid:4368 tgid:4368 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.362434][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.362517][ T32] Call trace: [ 1333.362623][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1333.362729][ T32] r10:8291a684 r9:ead55d84 r8:00000002 r7:60000113 r6:ead55d8c r5:84d8ec00 [ 1333.362777][ T32] r4:84d8ec00 [ 1333.362830][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1333.362918][ T32] r5:84d8ec00 r4:8291a680 [ 1333.362976][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.363085][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.363184][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead55e08 [ 1333.363229][ T32] r4:00000000 [ 1333.363270][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1333.363368][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1333.363455][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.363546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520a200 [ 1333.363632][ T32] r4:00000000 [ 1333.363684][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.363811][ T32] r9:83018005 r8:84d8ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1333.363869][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.363958][ T32] r5:00001000 r4:ead65000 [ 1333.363998][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.364075][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.364158][ T32] r5:85181f8c r4:85181c00 [ 1333.364236][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.364335][ T32] r7:dddced80 r6:83018000 r5:85181f8c r4:8513fb00 [ 1333.364395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.364521][ T32] r10:61c88647 r9:84d8ec00 r8:8513fb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.364583][ T32] r4:8513fb00 [ 1333.364627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.364720][ T32] r10:00000000 r9:8513fb00 r8:80287e08 r7:ead49e60 r6:8513fb80 r5:84d8ec00 [ 1333.364768][ T32] r4:00000001 [ 1333.364817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.364889][ T32] Exception stack(0xead55fb0 to 0xead55ff8) [ 1333.364946][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.365033][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.389130][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.389787][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 ** 8 printk messages dropped ** [ 1333.390471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 8 printk messages dropped ** [ 1333.391126][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1333.391848][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) ** 5 printk messages dropped ** [ 1333.392220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1333.392996][ T32] r4:84d8c800 ** 1 printk messages dropped ** [ 1333.393149][ T32] r5:84d8c800 r4:8291a680 [ 1333.393200][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.393285][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.393372][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead5de08 [ 1333.393418][ T32] r4:00000000 [ 1333.393478][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1333.393561][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1333.393630][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.393723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520a000 [ 1333.393797][ T32] r4:00000000 [ 1333.393861][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.393981][ T32] r9:83018005 r8:84d8c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1333.394052][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.394144][ T32] r5:00001000 r4:ead5f000 ** 2 printk messages dropped ** [ 1333.394468][ T32] r5:85181b8c r4:85181800 [ 1333.394522][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.394611][ T32] r7:dddced80 r6:83018000 r5:85181b8c r4:8513fc00 ** 6 printk messages dropped ** [ 1333.395080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1333.421619][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 ** 15 printk messages dropped ** [ 1333.422989][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1333.424299][ T32] INFO: task kworker/0:368:4372 blocked for more than 459 seconds. ** 10 printk messages dropped ** [ 1333.425176][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1333.440750][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.441430][ T32] r5:8518238c r4:85182000 [ 1333.441470][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.441730][ T32] r10:61c88647 r9:84d8b000 r8:8513fd2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.442405][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.443912][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.444427][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 ** 6 printk messages dropped ** [ 1333.444945][ T32] r4:e0595dc0 ** 6 printk messages dropped ** [ 1333.445618][ T32] r5:00001000 r4:e00c1000 ** 6 printk messages dropped ** [ 1333.460353][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.460902][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.460983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.461061][ T32] r4:84cfd440 [ 1333.461138][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.461207][ T32] INFO: task kworker/0:369:4374 blocked for more than 459 seconds. [ 1333.461291][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.461361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.461411][ T32] task:kworker/0:369 state:D stack:0 pid:4374 tgid:4374 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.461578][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.461692][ T32] Call trace: [ 1333.461793][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1333.461928][ T32] r10:8291a684 r9:ead71d84 r8:00000002 r7:60000113 r6:ead71d8c r5:84de0000 [ 1333.462005][ T32] r4:84de0000 [ 1333.462082][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1333.462175][ T32] r5:84de0000 r4:8291a680 [ 1333.462235][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.462337][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.462424][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead71e08 [ 1333.462468][ T32] r4:00000000 [ 1333.462509][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1333.462583][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1333.462679][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.462775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520a480 [ 1333.462832][ T32] r4:00000000 [ 1333.462874][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.462964][ T32] r9:83018005 r8:84de0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1333.463006][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.463088][ T32] r5:00001000 r4:ead79000 [ 1333.463150][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.463250][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.463350][ T32] r5:8518278c r4:85182400 [ 1333.463402][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.463513][ T32] r7:dddced80 r6:83018000 r5:8518278c r4:8513fe00 [ 1333.463564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.463665][ T32] r10:61c88647 r9:84de0000 r8:8513fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.463715][ T32] r4:8513fe00 [ 1333.463758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.463859][ T32] r10:00000000 r9:8513fe00 r8:80287e08 r7:ead69e60 r6:8513fe80 r5:84de0000 [ 1333.463906][ T32] r4:00000001 [ 1333.463961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.464033][ T32] Exception stack(0xead71fb0 to 0xead71ff8) [ 1333.464110][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.464177][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.464257][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.464349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.464409][ T32] r4:8520a280 [ 1333.465186][ T32] INFO: task kworker/0:369:4374 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1333.465268][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.465526][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.465638][ T32] Call trace: [ 1333.465720][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.465910][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1333.486676][ T32] r4:00000000 [ 1333.486762][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.486899][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1333.486983][ T32] 5d20: deb9c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1333.487108][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1333.487174][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1333.487228][ T32] r5:800d0013 r4:80239bb0 [ 1333.487271][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.487383][ T32] r4:82ac21e4 [ 1333.487440][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.487533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1333.487582][ T32] r4:e0595dc0 [ 1333.487626][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.487732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1333.487789][ T32] r4:00000000 [ 1333.487839][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.487959][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1333.488015][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.488109][ T32] r5:00001000 r4:e00c1000 [ 1333.488152][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.488245][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.488337][ T32] r5:84f0c78c r4:84f0c400 [ 1333.488384][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.488502][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1333.488555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.488704][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.488811][ T32] r4:84ddad00 [ 1333.488863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.488976][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 3 printk messages dropped ** [ 1333.489300][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.490035][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.490689][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.491428][ T32] r9:83018005 r8:84de0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1333.491475][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.491559][ T32] r5:00001000 r4:e00d5000 [ 1333.491600][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.491695][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.491793][ T32] r5:8518378c r4:85183400 [ 1333.491844][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.491934][ T32] r7:dddced80 r6:83018000 r5:8518378c r4:8513ff00 [ 1333.491977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.492091][ T32] r10:61c88647 r9:84de0c00 r8:8513ff2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.492146][ T32] r4:8513ff00 [ 1333.492218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.492323][ T32] r10:00000000 r9:8513ff00 r8:80287e08 r7:ead71e60 r6:8513ff80 r5:84de0c00 [ 1333.492370][ T32] r4:00000001 [ 1333.492408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.492494][ T32] Exception stack(0xead7dfb0 to 0xead7dff8) [ 1333.492599][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.492665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.492719][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.492779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.492848][ T32] r4:8520a3c0 [ 1333.493662][ T32] INFO: task kworker/0:370:4376 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1333.493758][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.493906][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.494026][ T32] Call trace: [ 1333.494117][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.494224][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1333.494278][ T32] r4:00000000 [ 1333.494329][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.494427][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1333.494503][ T32] 5d20: deb9c000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1333.494566][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1333.494617][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1333.494667][ T32] r5:800d0013 r4:80239bb0 [ 1333.494730][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.494833][ T32] r4:82ac21e4 [ 1333.494899][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.494992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1333.495041][ T32] r4:e0595dc0 [ 1333.495086][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.495172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 ** 7 printk messages dropped ** [ 1333.495882][ T32] r5:84f0c78c r4:84f0c400 ** 6 printk messages dropped ** [ 1333.524845][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 5 printk messages dropped ** [ 1333.525363][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.529718][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.530492][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.531282][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.531601][ T32] r5:85182b8c r4:85182800 ** 3 printk messages dropped ** [ 1333.531904][ T32] r10:61c88647 r9:84de1800 r8:8521502c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.532472][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.534017][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 ** 8 printk messages dropped ** [ 1333.534693][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1333.534887][ T32] r4:e0595dc0 ** 5 printk messages dropped ** [ 1333.535391][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.552754][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 ** 5 printk messages dropped ** [ 1333.552976][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.553238][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.553580][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1333.553809][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1333.553856][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.553899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520a780 [ 1333.554016][ T32] r4:00000000 [ 1333.554100][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.554230][ T32] r9:83018005 r8:84de2400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1333.554290][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.554340][ T32] r5:00001000 r4:dfd05000 [ 1333.554362][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.554446][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.554535][ T32] r5:85182f8c r4:85182c00 [ 1333.554587][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.554683][ T32] r7:dddced80 r6:83018000 r5:85182f8c r4:85215100 [ 1333.554709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.554761][ T32] r10:61c88647 r9:84de2400 r8:8521512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.554787][ T32] r4:85215100 [ 1333.554818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.554869][ T32] r10:00000000 r9:85215100 r8:80287e08 r7:ead7de60 r6:85215180 r5:84de2400 [ 1333.554927][ T32] r4:00000001 [ 1333.554985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.555069][ T32] Exception stack(0xeace9fb0 to 0xeace9ff8) [ 1333.555135][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.555169][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.555221][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.555260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.555315][ T32] r4:8520aa00 [ 1333.555770][ T32] INFO: task kworker/0:372:4380 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1333.555816][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.569082][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.569228][ T32] Call trace: [ 1333.569262][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.569324][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1333.569388][ T32] r4:00000000 [ 1333.569414][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.569459][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1333.569517][ T32] 5d20: df3bc000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1333.569552][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1333.569580][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1333.569604][ T32] r5:800d0013 r4:80239bb0 [ 1333.569624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.569668][ T32] r4:82ac21e4 [ 1333.569716][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.569764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1333.569787][ T32] r4:e0595dc0 [ 1333.569813][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.569891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1333.569919][ T32] r4:00000000 [ 1333.569940][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.570043][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1333.570069][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.570113][ T32] r5:00001000 r4:e00c1000 [ 1333.570212][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.570258][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.570332][ T32] r5:84f0c78c r4:84f0c400 [ 1333.570361][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.570413][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1333.570462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.570515][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.570540][ T32] r4:84ddad00 [ 1333.570560][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.570607][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1333.570630][ T32] r4:00000001 [ 1333.570650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.570686][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1333.570713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.570742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.570801][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.570839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1333.571064][ T32] task:kworker/0:373 state:D stack:0 pid:4381 tgid:4381 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.571603][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead8de08 ** 4 printk messages dropped ** [ 1333.571801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520a840 ** 7 printk messages dropped ** [ 1333.572169][ T32] r5:8518338c r4:85183000 [ 1333.572189][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.572353][ T32] r10:61c88647 r9:84de3c00 r8:8521522c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.572672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.573393][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.573629][ T32] Exception stack(0xe0595d28 to 0xe0595d70) ** 6 printk messages dropped ** [ 1333.573828][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1333.574259][ T32] r5:00001000 r4:e00c1000 ** 6 printk messages dropped ** [ 1333.574555][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1333.574810][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.575216][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.575509][ T32] r5:85109800 r4:8291a680 ** 2 printk messages dropped ** [ 1333.575625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb891e08 ** 8 printk messages dropped ** [ 1333.595076][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.595292][ T32] r5:85183b8c r4:85183800 ** 3 printk messages dropped ** [ 1333.595459][ T32] r10:61c88647 r9:85109800 r8:8521532c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1333.595871][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.599808][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.600401][ T32] r5:800d0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1333.600634][ T32] r4:e0595dc0 ** 5 printk messages dropped ** [ 1333.601016][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.601104][ T32] r5:00001000 r4:e00c1000 [ 1333.601158][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.601203][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.601248][ T32] r5:84f0c78c r4:84f0c400 [ 1333.601269][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.601317][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1333.601337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.601385][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.601408][ T32] r4:84ddad00 [ 1333.601427][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.601473][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1333.601531][ T32] r4:00000001 [ 1333.601555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.601606][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1333.601637][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.601690][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.601748][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.601810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.601865][ T32] r4:84cfd440 [ 1333.601892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.601924][ T32] INFO: task kworker/0:375:4386 blocked for more than 460 seconds. [ 1333.601994][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.602057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.602087][ T32] task:kworker/0:375 state:D stack:0 pid:4386 tgid:4386 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.602135][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.602210][ T32] Call trace: [ 1333.602286][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1333.602337][ T32] r10:8291a684 r9:ead89d84 r8:00000002 r7:60000113 r6:ead89d8c r5:84de3000 [ 1333.602359][ T32] r4:84de3000 [ 1333.602379][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1333.602421][ T32] r5:84de3000 r4:8291a680 [ 1333.602453][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.602526][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.602604][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead89e08 [ 1333.602670][ T32] r4:00000000 [ 1333.602694][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1333.602731][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1333.602767][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.602848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520adc0 [ 1333.602876][ T32] r4:00000000 [ 1333.602897][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.602942][ T32] r9:83018005 r8:84de3000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1333.602963][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.603034][ T32] r5:00001000 r4:e068d000 [ 1333.603058][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.603139][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.603217][ T32] r5:85183f8c r4:85183c00 [ 1333.603241][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.603287][ T32] r7:dddced80 r6:83018000 r5:85183f8c r4:85215380 [ 1333.603307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.603356][ T32] r10:61c88647 r9:84de3000 r8:852153ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.603381][ T32] r4:85215380 [ 1333.603400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.603445][ T32] r10:00000000 r9:85215380 r8:80287e08 r7:eb891e60 r6:85215400 r5:84de3000 [ 1333.603466][ T32] r4:00000001 [ 1333.603523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.603564][ T32] Exception stack(0xead89fb0 to 0xead89ff8) [ 1333.603616][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.603648][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.603702][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.603736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.603758][ T32] r4:8520ac00 [ 1333.604093][ T32] INFO: task kworker/0:375:4386 is blocked on a mutex likely owned by task kworker/0:172:3776. [ 1333.604132][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.604224][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.604299][ T32] Call trace: [ 1333.604359][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.604427][ T32] r10:82ac21c4 r9:84fb3c00 r8:80200be4 r7:e0595d5c r6:ffffffff r5:84fb3c00 [ 1333.604455][ T32] r4:00000000 [ 1333.604504][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.604590][ T32] Exception stack(0xe0595d28 to 0xe0595d70) [ 1333.604624][ T32] 5d20: df989000 e00a5000 00000001 80239b98 7f379000 00000001 [ 1333.604653][ T32] 5d40: 82ac15a0 7f379000 e00a5000 8280c928 82ac21c4 e0595da4 e0595da8 e0595d78 [ 1333.604679][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1333.604734][ T32] r5:800d0013 r4:80239bb0 [ 1333.604758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.604800][ T32] r4:82ac21e4 [ 1333.604867][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.604916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1333.604965][ T32] r4:e0595dc0 [ 1333.604990][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.605067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1333.605135][ T32] r4:00000000 [ 1333.605159][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.605206][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1333.605228][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.605270][ T32] r5:00001000 r4:e00c1000 [ 1333.605320][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.605365][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.605435][ T32] r5:84f0c78c r4:84f0c400 [ 1333.605460][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.605508][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1333.605531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.605577][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.605600][ T32] r4:84ddad00 [ 1333.605647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.605697][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1333.605721][ T32] r4:00000001 [ 1333.605741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.605776][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1333.605802][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.626579][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.626695][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.626736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.626762][ T32] r4:84cfd440 [ 1333.626789][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.626837][ T32] INFO: task kworker/0:376:4388 blocked for more than 460 seconds. [ 1333.626873][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.626897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.626921][ T32] task:kworker/0:376 state:D stack:0 pid:4388 tgid:4388 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.626984][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.627056][ T32] Call trace: [ 1333.627094][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1333.627154][ T32] r10:8291a684 r9:ead91d84 r8:00000002 r7:60000113 r6:ead91d8c r5:84de5400 [ 1333.627177][ T32] r4:84de5400 [ 1333.627229][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1333.627280][ T32] r5:84de5400 r4:8291a680 [ 1333.627332][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.627411][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.627460][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead91e08 [ 1333.627483][ T32] r4:00000000 [ 1333.627503][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1333.627538][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.627819][ T32] r5:00001000 r4:e0711000 ** 2 printk messages dropped ** [ 1333.627959][ T32] r5:8523838c r4:85238000 [ 1333.627981][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.628083][ T32] r7:dddced80 r6:83018000 r5:8523838c r4:85215480 ** 2 printk messages dropped ** [ 1333.628181][ T32] r4:85215480 ** 3 printk messages dropped ** [ 1333.628345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1333.629232][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.629870][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 5 printk messages dropped ** [ 1333.630112][ T32] r4:e0595dc0 ** 6 printk messages dropped ** [ 1333.630427][ T32] r5:00001000 r4:e00c1000 ** 5 printk messages dropped ** [ 1333.630686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1333.631005][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.631272][ T32] task:kworker/0:377 state:D stack:0 pid:4389 tgid:4389 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.631787][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.632073][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.632239][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.632361][ T32] r5:85238b8c r4:85238800 ** 3 printk messages dropped ** [ 1333.632498][ T32] r10:61c88647 r9:8510e000 r8:852155ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1333.632818][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.633316][ T32] task:kworker/0:172 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.634034][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1333.634059][ T32] r5:800d0013 r4:80239bb0 [ 1333.634081][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.634156][ T32] r4:82ac21e4 [ 1333.634216][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.634265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0595dc0 r5:e0595e08 [ 1333.634289][ T32] r4:e0595dc0 [ 1333.634336][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.634383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd600 [ 1333.634444][ T32] r4:00000000 [ 1333.634469][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.634562][ T32] r9:83018005 r8:84fb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1333.634588][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.634632][ T32] r5:00001000 r4:e00c1000 [ 1333.634652][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.634692][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.634768][ T32] r5:84f0c78c r4:84f0c400 [ 1333.634793][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.634847][ T32] r7:dddced80 r6:83018000 r5:84f0c78c r4:84ddad00 [ 1333.634901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.634953][ T32] r10:61c88647 r9:84fb3c00 r8:84ddad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.635035][ T32] r4:84ddad00 [ 1333.635062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.635109][ T32] r10:00000000 r9:84ddad00 r8:80287e08 r7:e0581e60 r6:84ec1b80 r5:84fb3c00 [ 1333.635172][ T32] r4:00000001 [ 1333.635195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.635230][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1333.635257][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.635314][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.635345][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.635374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.635396][ T32] r4:84cfd440 [ 1333.635443][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.635472][ T32] INFO: task kworker/0:378:4392 blocked for more than 460 seconds. [ 1333.635502][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.635543][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.635567][ T32] task:kworker/0:378 state:D stack:0 pid:4392 tgid:4392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.635640][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.635735][ T32] Call trace: [ 1333.635769][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1333.635918][ T32] r10:8291a684 r9:eada5d84 r8:00000002 r7:60000013 r6:eada5d8c r5:85278c00 [ 1333.662728][ T32] r4:85278c00 [ 1333.662841][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1333.662958][ T32] r5:85278c00 r4:8291a680 [ 1333.662986][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.663029][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.663095][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada5e08 [ 1333.663132][ T32] r4:00000000 [ 1333.663177][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1333.663240][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1333.663306][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.663396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85218140 [ 1333.663446][ T32] r4:00000000 [ 1333.663472][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.663523][ T32] r9:83018005 r8:85278c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1333.663547][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.663594][ T32] r5:00001000 r4:e0741000 [ 1333.663616][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.663680][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.663729][ T32] r5:8523878c r4:85238400 [ 1333.663751][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.663800][ T32] r7:dddced80 r6:83018000 r5:8523878c r4:85215600 [ 1333.663827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.663898][ T32] r10:61c88647 r9:85278c00 r8:8521562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.663926][ T32] r4:85215600 [ 1333.663957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.664009][ T32] r10:00000000 r9:85215600 r8:80287e08 r7:ead99e60 r6:85206180 r5:85278c00 [ 1333.664032][ T32] r4:00000001 [ 1333.664054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.664945][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.665265][ T32] 5d20: 7f6f1000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 10 printk messages dropped ** [ 1333.665828][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.679473][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.679930][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.680157][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.680483][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.680922][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.681326][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.681523][ T32] r5:85238f8c r4:85238c00 ** 3 printk messages dropped ** [ 1333.681706][ T32] r10:61c88647 r9:85279800 r8:852156ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1333.682223][ T32] r4:85218240 ** 2 printk messages dropped ** [ 1333.682842][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1333.682999][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.683071][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1333.683111][ T32] r4:00000000 [ 1333.683136][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.683179][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1333.683222][ T32] 5d20: 7fa8e000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1333.683257][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1333.683283][ T32] 5d60: 80230ad0 80239bb0 900d0013 ffffffff [ 1333.683308][ T32] r5:900d0013 r4:80239bb0 [ 1333.683351][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.683419][ T32] r4:82ac21e4 [ 1333.683444][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.683502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1333.683538][ T32] r4:e04c5dc0 [ 1333.683561][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.683630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1333.683677][ T32] r4:00000000 [ 1333.683702][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.683750][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1333.683793][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.683848][ T32] r5:00001000 r4:e00cd000 [ 1333.683870][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.683911][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.683988][ T32] r5:84f0cb8c r4:84f0c800 [ 1333.684034][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.684087][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1333.684110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.684158][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.684203][ T32] r4:84ddad80 [ 1333.684227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.684275][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1333.684331][ T32] r4:00000001 [ 1333.684355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.684392][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1333.684442][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.684551][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.684586][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.684617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.684661][ T32] r4:84cfd540 [ 1333.684686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.684735][ T32] INFO: task kworker/0:380:4396 blocked for more than 460 seconds. [ 1333.684770][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.684795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.684823][ T32] task:kworker/0:380 state:D stack:0 pid:4396 tgid:4396 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.684892][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.684939][ T32] Call trace: [ 1333.685014][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1333.685090][ T32] r10:8291a684 r9:eadadd84 r8:00000002 r7:60000113 r6:eadadd8c r5:8527a400 [ 1333.685139][ T32] r4:8527a400 [ 1333.685164][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1333.685211][ T32] r5:8527a400 r4:8291a680 [ 1333.685231][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.685272][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.685338][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadade08 [ 1333.685366][ T32] r4:00000000 [ 1333.685388][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1333.685488][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1333.685531][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.685574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85218500 [ 1333.685597][ T32] r4:00000000 [ 1333.685617][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.685676][ T32] r9:83018005 r8:8527a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1333.685702][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.685755][ T32] r5:00001000 r4:e0803000 [ 1333.685780][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.685829][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.685877][ T32] r5:8523938c r4:85239000 [ 1333.686027][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.700963][ T32] r7:dddced80 r6:83018000 r5:8523938c r4:85215700 [ 1333.701034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.701120][ T32] r10:61c88647 r9:8527a400 r8:8521572c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.701145][ T32] r4:85215700 [ 1333.701188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.701242][ T32] r10:00000000 r9:85215700 r8:80287e08 r7:eada9e60 r6:85206280 r5:8527a400 [ 1333.701265][ T32] r4:00000001 [ 1333.701297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.701361][ T32] Exception stack(0xeadadfb0 to 0xeadadff8) [ 1333.701397][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1333.701548][ T32] r4:85218300 ** 4 printk messages dropped ** [ 1333.702307][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1333.702599][ T32] 5d60: 80230ad0 80239bb0 900d0013 ffffffff ** 8 printk messages dropped ** [ 1333.702944][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.703244][ T32] r5:84f0cb8c r4:84f0c800 ** 2 printk messages dropped ** [ 1333.703355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.703409][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.703455][ T32] r4:84ddad80 [ 1333.703478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.703525][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1333.703547][ T32] r4:00000001 [ 1333.703576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.703616][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1333.703643][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.703680][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.703711][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.703763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.703789][ T32] r4:84cfd540 [ 1333.703847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.703902][ T32] INFO: task kworker/0:381:4398 blocked for more than 460 seconds. [ 1333.703940][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.703966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.703987][ T32] task:kworker/0:381 state:D stack:0 pid:4398 tgid:4398 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.704074][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.704144][ T32] Call trace: [ 1333.704201][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1333.704276][ T32] r10:8291a684 r9:eadb1d84 r8:00000002 r7:60000113 r6:eadb1d8c r5:8527b000 [ 1333.704305][ T32] r4:8527b000 [ 1333.704325][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1333.704370][ T32] r5:8527b000 r4:8291a680 [ 1333.704391][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.704430][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.704475][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb1e08 [ 1333.704501][ T32] r4:00000000 [ 1333.704522][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1333.704557][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1333.704616][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.704663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85218640 [ 1333.704708][ T32] r4:00000000 [ 1333.704732][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.704779][ T32] r9:83018005 r8:8527b000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.704802][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.704851][ T32] r5:00001000 r4:e0837000 [ 1333.704871][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.704912][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.704955][ T32] r5:8523978c r4:85239400 [ 1333.704975][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.705020][ T32] r7:dddced80 r6:83018000 r5:8523978c r4:85215780 [ 1333.705040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.705086][ T32] r10:61c88647 r9:8527b000 r8:852157ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.705109][ T32] r4:85215780 [ 1333.705129][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.705175][ T32] r10:00000000 r9:85215780 r8:80287e08 r7:eadade60 r6:85206300 r5:8527b000 [ 1333.705197][ T32] r4:00000001 [ 1333.705216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.705252][ T32] Exception stack(0xeadb1fb0 to 0xeadb1ff8) [ 1333.705289][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.705324][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.705351][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.705389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.705415][ T32] r4:85218540 [ 1333.705731][ T32] INFO: task kworker/0:381:4398 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1333.705766][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.705916][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.722382][ T32] Call trace: ** 1 printk messages dropped ** [ 1333.722513][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 7 printk messages dropped ** [ 1333.722779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1333.723047][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1333.723457][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1333.723672][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 6 printk messages dropped ** [ 1333.723875][ T32] INFO: task kworker/0:382:4400 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1333.724314][ T32] r4:8527bc00 ** 3 printk messages dropped ** [ 1333.724446][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.724829][ T32] r9:83018005 r8:8527bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 4 printk messages dropped ** [ 1333.724999][ T32] r5:85239b8c r4:85239800 ** 3 printk messages dropped ** [ 1333.725149][ T32] r10:61c88647 r9:8527bc00 r8:8521582c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1333.725373][ T32] Exception stack(0xeadb5fb0 to 0xeadb5ff8) ** 6 printk messages dropped ** [ 1333.736578][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.737081][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 5 printk messages dropped ** [ 1333.737329][ T32] r4:e04c5dc0 ** 4 printk messages dropped ** [ 1333.737540][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 10 printk messages dropped ** [ 1333.738108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.738176][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1333.738204][ T32] r4:00000001 [ 1333.738227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.738279][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1333.738331][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.738385][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.738419][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.738453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.738493][ T32] r4:84cfd540 [ 1333.738543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.738602][ T32] INFO: task kworker/0:383:4402 blocked for more than 460 seconds. [ 1333.738647][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.738676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.738700][ T32] task:kworker/0:383 state:D stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.738778][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.738831][ T32] Call trace: [ 1333.738896][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1333.738968][ T32] r10:8291a684 r9:eadb9d84 r8:00000002 r7:60000013 r6:eadb9d8c r5:8527c800 [ 1333.739000][ T32] r4:8527c800 [ 1333.739023][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1333.739089][ T32] r5:8527c800 r4:8291a680 [ 1333.739116][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.739160][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.739205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb9e08 [ 1333.739229][ T32] r4:00000000 [ 1333.739250][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1333.739286][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1333.739322][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.739365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852188c0 [ 1333.739389][ T32] r4:00000000 [ 1333.739410][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.739477][ T32] r9:83018005 r8:8527c800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1333.739505][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.739550][ T32] r5:00001000 r4:e0877000 [ 1333.739573][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.739614][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.739659][ T32] r5:85239f8c r4:85239c00 [ 1333.739681][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.739727][ T32] r7:dddced80 r6:83018000 r5:85239f8c r4:85215880 [ 1333.739748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.739795][ T32] r10:61c88647 r9:8527c800 r8:852158ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1333.739906][ T32] r10:00000000 r9:85215880 r8:80287e08 r7:eadb5e60 r6:85206400 r5:8527c800 ** 7 printk messages dropped ** [ 1333.740228][ T32] r4:852187c0 ** 2 printk messages dropped ** [ 1333.740757][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.741202][ T32] 5d20: 80304000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1333.741235][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1333.741261][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1333.741285][ T32] r5:800d0013 r4:80239bb0 [ 1333.741307][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.741348][ T32] r4:82ac21e4 [ 1333.741380][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.741429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1333.741453][ T32] r4:e04c5dc0 [ 1333.741472][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.741529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1333.741576][ T32] r4:00000000 [ 1333.741601][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.741649][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1333.741703][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.741751][ T32] r5:00001000 r4:e00cd000 [ 1333.741773][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.741843][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.741892][ T32] r5:84f0cb8c r4:84f0c800 [ 1333.741912][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.741986][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1333.742024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.742077][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.742101][ T32] r4:84ddad80 [ 1333.742120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.742185][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1333.742213][ T32] r4:00000001 [ 1333.742233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.742268][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1333.742295][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.742323][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.742370][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.742405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.742428][ T32] r4:84cfd540 [ 1333.742449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.742474][ T32] INFO: task kworker/0:384:4404 blocked for more than 460 seconds. [ 1333.742504][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.742541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.742584][ T32] task:kworker/0:384 state:D stack:0 pid:4404 tgid:4404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.742636][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.742678][ T32] Call trace: [ 1333.742718][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1333.742795][ T32] r4:8527d400 ** 4 printk messages dropped ** [ 1333.743020][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadbde08 ** 8 printk messages dropped ** [ 1333.743413][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.743582][ T32] r5:8523a38c r4:8523a000 [ 1333.743605][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.743820][ T32] r4:85215900 ** 5 printk messages dropped ** [ 1333.744074][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.744808][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 5 printk messages dropped ** [ 1333.745031][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 6 printk messages dropped ** [ 1333.745256][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.745612][ T32] r5:84f0cb8c r4:84f0c800 ** 5 printk messages dropped ** [ 1333.745944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1333.768430][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.768965][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.769307][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1333.769607][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1333.769876][ T32] r5:8523a78c r4:8523a400 ** 1 printk messages dropped ** [ 1333.769950][ T32] r7:dddced80 r6:83018000 r5:8523a78c r4:85215980 ** 4 printk messages dropped ** [ 1333.770168][ T32] r10:00000000 r9:85215980 r8:80287e08 r7:eadbde60 r6:85206500 r5:8527e000 ** 10 printk messages dropped ** [ 1333.771054][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.771258][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.771513][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 8 printk messages dropped ** [ 1333.771867][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.772124][ T32] r5:84f0cb8c r4:84f0c800 ** 5 printk messages dropped ** [ 1333.772311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1333.772632][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.772953][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.773238][ T32] r5:8527ec00 r4:8291a680 ** 4 printk messages dropped ** [ 1333.773399][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1333.773455][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1333.773519][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.773588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85218c80 [ 1333.773614][ T32] r4:00000000 [ 1333.773635][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.773701][ T32] r9:83018005 r8:8527ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.773728][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.773791][ T32] r5:00001000 r4:e894b000 [ 1333.773821][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.773863][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.773907][ T32] r5:8523ab8c r4:8523a800 [ 1333.774001][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.774055][ T32] r7:dddced80 r6:83018000 r5:8523ab8c r4:85215a00 [ 1333.774076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.774123][ T32] r10:61c88647 r9:8527ec00 r8:85215a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.774145][ T32] r4:85215a00 [ 1333.774187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.774246][ T32] r10:00000000 r9:85215a00 r8:80287e08 r7:eadc1e60 r6:85206580 r5:8527ec00 [ 1333.774271][ T32] r4:00000001 [ 1333.774311][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.774351][ T32] Exception stack(0xeadc5fb0 to 0xeadc5ff8) [ 1333.774378][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.774406][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.774457][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.774495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.774518][ T32] r4:85218bc0 [ 1333.774828][ T32] INFO: task kworker/0:386:4407 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1333.774887][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.774965][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.775010][ T32] Call trace: [ 1333.775064][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.775122][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1333.775168][ T32] r4:00000000 [ 1333.775212][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.775293][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1333.775325][ T32] 5d20: 805d1000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1333.775383][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1333.775412][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1333.775436][ T32] r5:800d0013 r4:80239bb0 [ 1333.775456][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.775543][ T32] r4:82ac21e4 [ 1333.775570][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.775614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1333.775636][ T32] r4:e04c5dc0 [ 1333.775670][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.775715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1333.775738][ T32] r4:00000000 [ 1333.775757][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.775802][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1333.775884][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.796493][ T32] r5:00001000 r4:e00cd000 [ 1333.796557][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.796632][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.796678][ T32] r5:84f0cb8c r4:84f0c800 [ 1333.796713][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.796766][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1333.796789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.796866][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.796903][ T32] r4:84ddad80 [ 1333.796949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.797001][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1333.797025][ T32] r4:00000001 [ 1333.797083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.797126][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1333.797178][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.797212][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.797240][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.797269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.797312][ T32] r4:84cfd540 [ 1333.797340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.797397][ T32] INFO: task kworker/0:387:4410 blocked for more than 460 seconds. [ 1333.797436][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.797462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.797484][ T32] task:kworker/0:387 state:D stack:0 pid:4410 tgid:4410 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.797593][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.797678][ T32] Call trace: [ 1333.797794][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1333.797854][ T32] r10:8291a684 r9:eadcdd84 r8:00000002 r7:60000013 r6:eadcdd8c r5:83a80c00 [ 1333.797877][ T32] r4:83a80c00 [ 1333.797897][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1333.797979][ T32] r5:83a80c00 r4:8291a680 [ 1333.798029][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.798100][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.798152][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadcde08 [ 1333.798200][ T32] r4:00000000 [ 1333.798224][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1333.798281][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1333.798626][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.798828][ T32] r5:8523e38c r4:8523e000 ** 3 printk messages dropped ** [ 1333.799035][ T32] r10:61c88647 r9:83a80c00 r8:85215aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1333.799230][ T32] Exception stack(0xeadcdfb0 to 0xeadcdff8) ** 6 printk messages dropped ** [ 1333.799930][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.800428][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 6 printk messages dropped ** [ 1333.800719][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.801134][ T32] r5:84f0cb8c r4:84f0c800 ** 5 printk messages dropped ** [ 1333.801388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1333.801716][ T32] r4:84cfd540 ** 4 printk messages dropped ** [ 1333.801908][ T32] task:kworker/0:388 state:D stack:0 pid:4411 tgid:4411 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.802399][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd1e08 ** 8 printk messages dropped ** [ 1333.802741][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.802890][ T32] r5:8523af8c r4:8523ac00 ** 3 printk messages dropped ** [ 1333.803092][ T32] r10:61c88647 r9:8510d400 r8:85215b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.803346][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.803951][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1333.804297][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1333.804447][ T32] r4:e04c5dc0 [ 1333.804473][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.804521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1333.804556][ T32] r4:00000000 [ 1333.804579][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.804625][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1333.804656][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.804727][ T32] r5:00001000 r4:e00cd000 [ 1333.804772][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.804837][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.804885][ T32] r5:84f0cb8c r4:84f0c800 [ 1333.804915][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.804987][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1333.805014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.805062][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.805084][ T32] r4:84ddad80 [ 1333.805124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.805174][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1333.805197][ T32] r4:00000001 [ 1333.805258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.805319][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1333.805350][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.805378][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.805404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.805459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.805508][ T32] r4:84cfd540 [ 1333.805532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.805556][ T32] INFO: task kworker/0:389:4413 blocked for more than 460 seconds. [ 1333.805583][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.805606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.805641][ T32] task:kworker/0:389 state:D stack:0 pid:4413 tgid:4413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.805728][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.805797][ T32] Call trace: [ 1333.805888][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1333.829151][ T32] r10:8291a684 r9:eadd9d84 r8:00000002 r7:60000113 r6:eadd9d8c r5:85280c00 [ 1333.829251][ T32] r4:85280c00 [ 1333.829313][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1333.829435][ T32] r5:85280c00 r4:8291a680 [ 1333.829476][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.829557][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.829644][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd9e08 [ 1333.829706][ T32] r4:00000000 [ 1333.829747][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1333.829828][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1333.829974][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.830118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cebac0 [ 1333.830173][ T32] r4:00000000 [ 1333.830212][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.830305][ T32] r9:83018005 r8:85280c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1333.830355][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.830447][ T32] r5:00001000 r4:eac1f000 [ 1333.830489][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.830626][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.830715][ T32] r5:8523b38c r4:8523b000 [ 1333.830817][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.830916][ T32] r7:dddced80 r6:83018000 r5:8523b38c r4:85215b80 [ 1333.830985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.831087][ T32] r10:61c88647 r9:85280c00 r8:85215bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.831156][ T32] r4:85215b80 [ 1333.831207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.831348][ T32] r10:00000000 r9:85215b80 r8:80287e08 r7:eadcde60 r6:85206700 r5:85280c00 [ 1333.831400][ T32] r4:00000001 [ 1333.831436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.831513][ T32] Exception stack(0xeadd9fb0 to 0xeadd9ff8) [ 1333.831597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.831689][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.831749][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.831808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.831882][ T32] r4:84cebac0 [ 1333.832618][ T32] INFO: task kworker/0:389:4413 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1333.832707][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.832861][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.832953][ T32] Call trace: [ 1333.833061][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.833166][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1333.833240][ T32] r4:00000000 [ 1333.833332][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.833472][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1333.833563][ T32] 5d20: 80fb3000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1333.833659][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1333.833787][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1333.833866][ T32] r5:800d0013 r4:80239bb0 [ 1333.833917][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.834080][ T32] r4:82ac21e4 [ 1333.834143][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.834233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1333.834279][ T32] r4:e04c5dc0 [ 1333.834330][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.834474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1333.834528][ T32] r4:00000000 [ 1333.834585][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.834674][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1333.834721][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.834813][ T32] r5:00001000 r4:e00cd000 ** 2 printk messages dropped ** [ 1333.835131][ T32] r5:84f0cb8c r4:84f0c800 ** 5 printk messages dropped ** [ 1333.835766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1333.856926][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.857533][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.858227][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.858955][ T32] r9:83018005 r8:85280000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 ** 4 printk messages dropped ** [ 1333.859341][ T32] r5:8523b78c r4:8523b400 ** 3 printk messages dropped ** [ 1333.859641][ T32] r10:61c88647 r9:85280000 r8:85215c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1333.860089][ T32] Exception stack(0xeade1fb0 to 0xeade1ff8) ** 7 printk messages dropped ** [ 1333.861344][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.862042][ T32] 5d20: 813b6000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 8 printk messages dropped ** [ 1333.862707][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.863365][ T32] r5:84f0cb8c r4:84f0c800 ** 5 printk messages dropped ** [ 1333.863726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1333.864241][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.864821][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.865450][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1333.865771][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1333.896484][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.896685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520af80 [ 1333.896753][ T32] r4:00000000 [ 1333.896817][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.896920][ T32] r9:83018005 r8:85281800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1333.896975][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.897074][ T32] r5:00001000 r4:eac5b000 [ 1333.897118][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.897200][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.897289][ T32] r5:8523bb8c r4:8523b800 [ 1333.897356][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.897457][ T32] r7:dddced80 r6:83018000 r5:8523bb8c r4:85215c80 [ 1333.897520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.897617][ T32] r10:61c88647 r9:85281800 r8:85215cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.897676][ T32] r4:85215c80 [ 1333.897717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.897840][ T32] r10:00000000 r9:85215c80 r8:80287e08 r7:eadcde60 r6:85206800 r5:85281800 [ 1333.897891][ T32] r4:00000001 [ 1333.897931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.898040][ T32] Exception stack(0xeadf1fb0 to 0xeadf1ff8) [ 1333.898124][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.898186][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.898243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.898302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.898350][ T32] r4:8520aa40 [ 1333.899086][ T32] INFO: task kworker/0:391:4417 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1333.899163][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.899297][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.899389][ T32] Call trace: [ 1333.899491][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.899658][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1333.899710][ T32] r4:00000000 [ 1333.899758][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.899873][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1333.899935][ T32] 5d20: 818c1000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1333.900026][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1333.900085][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1333.900137][ T32] r5:800d0013 r4:80239bb0 [ 1333.900211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.900319][ T32] r4:82ac21e4 [ 1333.900369][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.900464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1333.900509][ T32] r4:e04c5dc0 [ 1333.900564][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.900669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1333.900718][ T32] r4:00000000 [ 1333.900786][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.900887][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1333.900934][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.901037][ T32] r5:00001000 r4:e00cd000 [ 1333.901107][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.901196][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.901286][ T32] r5:84f0cb8c r4:84f0c800 [ 1333.901334][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.901425][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1333.901468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.901563][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.901605][ T32] r4:84ddad80 [ 1333.901709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.901801][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1333.901860][ T32] r4:00000001 [ 1333.901897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1333.902139][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.902942][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.903607][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1333.904136][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1333.904620][ T32] r5:8523bf8c r4:8523bc00 ** 1 printk messages dropped ** [ 1333.904788][ T32] r7:dddced80 r6:83018000 r5:8523bf8c r4:85215d00 ** 4 printk messages dropped ** [ 1333.905143][ T32] r10:00000000 r9:85215d00 r8:80287e08 r7:eadcde60 r6:85206880 r5:85283c00 ** 10 printk messages dropped ** [ 1333.936918][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.937618][ T32] 5d20: 81d1e000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 8 printk messages dropped ** [ 1333.938315][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.939013][ T32] r5:84f0cb8c r4:84f0c800 ** 5 printk messages dropped ** [ 1333.939404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1333.939764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.940456][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.941018][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1333.941657][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1333.942187][ T32] r5:8523c38c r4:8523c000 ** 1 printk messages dropped ** [ 1333.942319][ T32] r7:dddced80 r6:83018000 r5:8523c38c r4:85215d80 ** 4 printk messages dropped ** [ 1333.942619][ T32] r10:00000000 r9:85215d80 r8:80287e08 r7:eadcde60 r6:85206900 r5:85284800 ** 9 printk messages dropped ** [ 1333.943856][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.944004][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.944181][ T32] Call trace: [ 1333.944283][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.944384][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1333.944431][ T32] r4:00000000 [ 1333.944537][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.944631][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1333.944690][ T32] 5d20: 81d1e000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1333.944757][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1333.944825][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1333.944892][ T32] r5:800d0013 r4:80239bb0 [ 1333.944941][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.945021][ T32] r4:82ac21e4 [ 1333.945063][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.945150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1333.945198][ T32] r4:e04c5dc0 [ 1333.945272][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.945360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1333.945412][ T32] r4:00000000 [ 1333.945449][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.945536][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1333.945581][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.945659][ T32] r5:00001000 r4:e00cd000 [ 1333.945704][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.945814][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.968851][ T32] r5:84f0cb8c r4:84f0c800 [ 1333.968900][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.969001][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1333.969030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.969082][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.969127][ T32] r4:84ddad80 [ 1333.969172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.969225][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1333.969249][ T32] r4:00000001 [ 1333.969270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.969309][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1333.969340][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.969393][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.969424][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.969454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.969499][ T32] r4:84cfd540 [ 1333.969528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.969581][ T32] INFO: task kworker/0:394:4423 blocked for more than 460 seconds. [ 1333.969619][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.969686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.969736][ T32] task:kworker/0:394 state:D stack:0 pid:4423 tgid:4423 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.969811][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.969862][ T32] Call trace: [ 1333.969917][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1333.969994][ T32] r10:8291a684 r9:eae15d84 r8:00000002 r7:60000113 r6:eae15d8c r5:85282400 [ 1333.970019][ T32] r4:85282400 [ 1333.970041][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1333.970143][ T32] r5:85282400 r4:8291a680 [ 1333.970220][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.970319][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.970408][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae15e08 [ 1333.970437][ T32] r4:00000000 [ 1333.970500][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1333.970542][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1333.970583][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.970625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85227240 [ 1333.970647][ T32] r4:00000000 [ 1333.970689][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.970751][ T32] r9:83018005 r8:85282400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1333.970801][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.970856][ T32] r5:00001000 r4:eae09000 [ 1333.970877][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.970917][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.970958][ T32] r5:8523c78c r4:8523c400 [ 1333.970978][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.971022][ T32] r7:dddced80 r6:83018000 r5:8523c78c r4:85215e80 ** 1 printk messages dropped ** [ 1333.971088][ T32] r10:61c88647 r9:85282400 r8:85215eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.971372][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.972138][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 7 printk messages dropped ** [ 1333.972380][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1333.973003][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1333.973405][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 7 printk messages dropped ** [ 1333.973695][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 3 printk messages dropped ** [ 1333.973943][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.974383][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.974751][ T32] r9:83018005 r8:85283000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1333.974795][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.974848][ T32] r5:00001000 r4:eae1b000 [ 1333.974868][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.974937][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.974984][ T32] r5:8523cb8c r4:8523c800 [ 1333.975027][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.975106][ T32] r7:dddced80 r6:83018000 r5:8523cb8c r4:85215e00 [ 1333.975130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.975188][ T32] r10:61c88647 r9:85283000 r8:85215e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.975214][ T32] r4:85215e00 [ 1333.975253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.975304][ T32] r10:00000000 r9:85215e00 r8:80287e08 r7:eadcde60 r6:85206a00 r5:85283000 [ 1333.975326][ T32] r4:00000001 [ 1333.975345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.975401][ T32] Exception stack(0xeae25fb0 to 0xeae25ff8) [ 1333.975431][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.975483][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.975514][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.975545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.975568][ T32] r4:852274c0 [ 1333.994203][ T32] INFO: task kworker/0:395:4425 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1333.994300][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.994401][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.994466][ T32] Call trace: [ 1333.994518][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.994578][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1333.994603][ T32] r4:00000000 [ 1333.994652][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.994701][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1333.994734][ T32] 5d20: 8270a000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1333.994764][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1333.994789][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1333.994821][ T32] r5:800d0013 r4:80239bb0 [ 1333.994864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.994912][ T32] r4:82ac21e4 [ 1333.994933][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.994977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1333.995021][ T32] r4:e04c5dc0 [ 1333.995047][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1333.995115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1333.995141][ T32] r4:00000000 [ 1333.995163][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1333.995210][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1333.995252][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1333.995327][ T32] r5:00001000 r4:e00cd000 [ 1333.995355][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1333.995400][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.995503][ T32] r5:84f0cb8c r4:84f0c800 [ 1333.995560][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.995614][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1333.995636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.995694][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.995742][ T32] r4:84ddad80 [ 1333.995783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.000366][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.000451][ T32] r4:00000001 [ 1334.000479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.000577][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.000635][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.000690][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.000730][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1334.000785][ T32] r4:84cfd540 ** 4 printk messages dropped ** [ 1334.000985][ T32] task:kworker/0:396 state:D stack:0 pid:4427 tgid:4427 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.001555][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.001778][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.002046][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.002088][ T32] r5:8523cf8c r4:8523cc00 ** 1 printk messages dropped ** [ 1334.002172][ T32] r7:dddced80 r6:83018000 r5:8523cf8c r4:85215f00 ** 5 printk messages dropped ** [ 1334.002369][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.002514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.003351][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 7 printk messages dropped ** [ 1334.003585][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1334.004000][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.004485][ T32] r4:84ddad80 ** 2 printk messages dropped ** [ 1334.004579][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.004838][ T32] r4:84cfd540 ** 4 printk messages dropped ** [ 1334.004978][ T32] task:kworker/0:397 state:D stack:0 pid:4429 tgid:4429 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1334.005516][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1334.022075][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.022124][ T32] r5:8523d38c r4:8523d000 ** 3 printk messages dropped ** [ 1334.022300][ T32] r10:61c88647 r9:85286000 r8:85215fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1334.022603][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1334.022717][ T32] r4:85227640 [ 1334.023182][ T32] INFO: task kworker/0:397:4429 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.023222][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.023332][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.023382][ T32] Call trace: [ 1334.023414][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.023478][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.023507][ T32] r4:00000000 [ 1334.023527][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.023569][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.023597][ T32] 5d20: 82b5d000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.023645][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.023683][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.023713][ T32] r5:800d0013 r4:80239bb0 [ 1334.023734][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.023778][ T32] r4:82ac21e4 [ 1334.023817][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.023889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.023915][ T32] r4:e04c5dc0 [ 1334.023936][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.023999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.024045][ T32] r4:00000000 [ 1334.024091][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.024143][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.024166][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.024219][ T32] r5:00001000 r4:e00cd000 [ 1334.024243][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.024285][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.024327][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.024346][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.024392][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.024413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.024484][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.024512][ T32] r4:84ddad80 [ 1334.024532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.024577][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 2 printk messages dropped ** [ 1334.024656][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 6 printk messages dropped ** [ 1334.024891][ T32] INFO: task kworker/0:398:4431 blocked for more than 460 seconds. ** 6 printk messages dropped ** [ 1334.025294][ T32] r10:8291a684 r9:eae45d84 r8:00000002 r7:60000013 r6:eae45d8c r5:85286c00 ** 6 printk messages dropped ** [ 1334.025698][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.038739][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.039122][ T32] r5:8523d78c r4:8523d400 ** 1 printk messages dropped ** [ 1334.039191][ T32] r7:dddced80 r6:83018000 r5:8523d78c r4:85232000 ** 7 printk messages dropped ** [ 1334.039441][ T32] Exception stack(0xeae45fb0 to 0xeae45ff8) ** 9 printk messages dropped ** [ 1334.040241][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1334.040479][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 6 printk messages dropped ** [ 1334.040669][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1334.041083][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 7 printk messages dropped ** [ 1334.041369][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 6 printk messages dropped ** [ 1334.041640][ T32] INFO: task kworker/1:257:4439 blocked for more than 460 seconds. ** 3 printk messages dropped ** [ 1334.041793][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.041936][ T32] Call trace: [ 1334.042120][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1334.042173][ T32] r10:8291a684 r9:ead95d84 r8:00000002 r7:60000113 r6:ead95d8c r5:85278000 [ 1334.042197][ T32] r4:85278000 [ 1334.042218][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1334.042283][ T32] r5:85278000 r4:8291a680 [ 1334.042328][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.042374][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.042418][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 [ 1334.042451][ T32] r4:00000000 [ 1334.042495][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1334.042551][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1334.042591][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.042653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85274700 [ 1334.042681][ T32] r4:00000000 [ 1334.042701][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.042766][ T32] r9:83018205 r8:85278000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1334.042792][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.042844][ T32] r5:00001000 r4:dfeb3000 [ 1334.042864][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.042903][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.042945][ T32] r5:851cff8c r4:851cfc00 [ 1334.042965][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.043009][ T32] r7:ddde2d80 r6:83018200 r5:851cff8c r4:85206c00 [ 1334.043052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.043104][ T32] r10:61c88647 r9:85278000 r8:85206c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.043140][ T32] r4:85206c00 [ 1334.043183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.043235][ T32] r10:00000000 r9:85206c00 r8:80287e08 r7:eac75e60 r6:85206c80 r5:85278000 [ 1334.043277][ T32] r4:00000001 [ 1334.043302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.043339][ T32] Exception stack(0xead95fb0 to 0xead95ff8) [ 1334.043367][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.043396][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.043422][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.043451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.043473][ T32] r4:85274600 [ 1334.043777][ T32] INFO: task kworker/1:257:4439 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.043818][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.043874][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.044025][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 8 printk messages dropped ** [ 1334.044272][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1334.044435][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.044641][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.045050][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 9 printk messages dropped ** [ 1334.045346][ T32] INFO: task kworker/1:258:4440 blocked for more than 460 seconds. ** 4 printk messages dropped ** [ 1334.045555][ T32] Call trace: [ 1334.045595][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1334.045656][ T32] r10:8291a684 r9:ead9dd84 r8:00000002 r7:60000113 r6:ead9dd8c r5:85288000 [ 1334.045683][ T32] r4:85288000 [ 1334.045703][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1334.045746][ T32] r5:85288000 r4:8291a680 [ 1334.045775][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.045878][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.060544][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead9de08 [ 1334.060613][ T32] r4:00000000 [ 1334.060663][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1334.060728][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1334.060770][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.060818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85227c80 [ 1334.060842][ T32] r4:00000000 [ 1334.060863][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.060910][ T32] r9:83018205 r8:85288000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1334.060945][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.061019][ T32] r5:00001000 r4:e0459000 [ 1334.061043][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.061085][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.061127][ T32] r5:8523db8c r4:8523d800 [ 1334.061147][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.061194][ T32] r7:ddde2d80 r6:83018200 r5:8523db8c r4:85206d00 [ 1334.061216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.061262][ T32] r10:61c88647 r9:85288000 r8:85206d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.061296][ T32] r4:85206d00 [ 1334.061320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.061368][ T32] r10:00000000 r9:85206d00 r8:80287e08 r7:ead95e60 r6:85206d80 r5:85288000 [ 1334.061390][ T32] r4:00000001 [ 1334.061431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.061474][ T32] Exception stack(0xead9dfb0 to 0xead9dff8) [ 1334.061504][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.061534][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.061561][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.061591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1334.062179][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.062763][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 5 printk messages dropped ** [ 1334.063020][ T32] r4:e04c5dc0 ** 6 printk messages dropped ** [ 1334.063286][ T32] r5:00001000 r4:e00cd000 ** 7 printk messages dropped ** [ 1334.063571][ T32] r4:84ddad80 ** 4 printk messages dropped ** [ 1334.063740][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 6 printk messages dropped ** [ 1334.063941][ T32] INFO: task kworker/1:259:4441 blocked for more than 460 seconds. ** 6 printk messages dropped ** [ 1334.064247][ T32] r10:8291a684 r9:eae65d84 r8:00000002 r7:60000113 r6:eae65d8c r5:85288c00 ** 6 printk messages dropped ** [ 1334.064632][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.064844][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.065092][ T32] r5:84472b8c r4:84472800 [ 1334.065114][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.065274][ T32] r4:85206e00 [ 1334.065294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.065339][ T32] r10:00000000 r9:85206e00 r8:80287e08 r7:ead9de60 r6:85206e80 r5:85288c00 [ 1334.065363][ T32] r4:00000001 [ 1334.065382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.065418][ T32] Exception stack(0xeae65fb0 to 0xeae65ff8) [ 1334.065445][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.065473][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.065499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.065527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.065548][ T32] r4:85274600 [ 1334.065916][ T32] INFO: task kworker/1:259:4441 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.082462][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.082599][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.082665][ T32] Call trace: [ 1334.082747][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.082846][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.082925][ T32] r4:00000000 [ 1334.082978][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.083026][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.083056][ T32] 5d20: 83532000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.083149][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 2 printk messages dropped ** [ 1334.083225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1334.083630][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1334.084345][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 11 printk messages dropped ** [ 1334.084841][ T32] Call trace: ** 7 printk messages dropped ** [ 1334.085284][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae69e08 ** 12 printk messages dropped ** [ 1334.085828][ T32] r5:8523df8c r4:8523dc00 ** 1 printk messages dropped ** [ 1334.096354][ T32] r7:dddced80 r6:83018000 r5:8523df8c r4:85232080 ** 10 printk messages dropped ** [ 1334.096870][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1334.097928][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 8 printk messages dropped ** [ 1334.098342][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1334.098869][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1334.099372][ T32] r4:84cfd540 [ 1334.099394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.099423][ T32] INFO: task kworker/0:400:4444 blocked for more than 460 seconds. [ 1334.099455][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.099480][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.099526][ T32] task:kworker/0:400 state:D stack:0 pid:4444 tgid:4444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.099604][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.099645][ T32] Call trace: [ 1334.099709][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1334.099758][ T32] r10:8291a684 r9:eae61d84 r8:00000002 r7:60000013 r6:eae61d8c r5:84de6c00 [ 1334.099782][ T32] r4:84de6c00 [ 1334.099831][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1334.099880][ T32] r5:84de6c00 r4:8291a680 [ 1334.099908][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.099951][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.099995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 [ 1334.100017][ T32] r4:00000000 [ 1334.100053][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1334.100137][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1334.100177][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1334.100324][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.100691][ T32] r5:8523eb8c r4:8523e800 ** 1 printk messages dropped ** [ 1334.100758][ T32] r7:dddced80 r6:83018000 r5:8523eb8c r4:85232100 ** 12 printk messages dropped ** [ 1334.101225][ T32] r4:85227980 ** 10 printk messages dropped ** [ 1334.102094][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 18 printk messages dropped ** [ 1334.102949][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 12 printk messages dropped ** [ 1334.103378][ T32] r4:84cfd540 ** 9 printk messages dropped ** [ 1334.103822][ T32] r4:84de4800 ** 6 printk messages dropped ** [ 1334.104072][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1334.104528][ T32] r5:8524838c r4:85248000 ** 3 printk messages dropped ** [ 1334.104729][ T32] r10:61c88647 r9:84de4800 r8:85206fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1334.105700][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1334.128847][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1334.129141][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.129190][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.129212][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.129298][ T32] r5:00001000 r4:e00cd000 [ 1334.129323][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.129365][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.129432][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.129466][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.129519][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.129541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.129588][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.129638][ T32] r4:84ddad80 [ 1334.129662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.129749][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.129776][ T32] r4:00000001 [ 1334.129796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.129839][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.129880][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.129936][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.130018][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.130050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.130098][ T32] r4:84cfd540 [ 1334.130152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.130189][ T32] INFO: task kworker/0:401:4448 blocked for more than 460 seconds. [ 1334.130223][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.130248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.130270][ T32] task:kworker/0:401 state:D stack:0 pid:4448 tgid:4448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.130327][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.130387][ T32] Call trace: [ 1334.130491][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1334.130566][ T32] r10:8291a684 r9:eae75d84 r8:00000002 r7:60000013 r6:eae75d8c r5:84de8000 [ 1334.130594][ T32] r4:84de8000 [ 1334.130614][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1334.130658][ T32] r5:84de8000 r4:8291a680 [ 1334.130677][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.130717][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.130804][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae75e08 [ 1334.130837][ T32] r4:00000000 [ 1334.130857][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1334.130893][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1334.130933][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.131048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521ffc0 [ 1334.131076][ T32] r4:00000000 [ 1334.131095][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.131140][ T32] r9:83018005 r8:84de8000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1334.131161][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.131202][ T32] r5:00001000 r4:e8955000 [ 1334.131221][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.131260][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.131301][ T32] r5:8523e78c r4:8523e400 [ 1334.131320][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.131363][ T32] r7:dddced80 r6:83018000 r5:8523e78c r4:85232280 [ 1334.131424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.131517][ T32] r10:61c88647 r9:84de8000 r8:852322ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.131546][ T32] r4:85232280 [ 1334.131566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1334.131673][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.131868][ T32] r4:8521f700 ** 2 printk messages dropped ** [ 1334.132475][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.132712][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1334.133013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 7 printk messages dropped ** [ 1334.133313][ T32] r5:00001000 r4:e00cd000 ** 5 printk messages dropped ** [ 1334.133534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.133898][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.134191][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.134434][ T32] r5:84de8c00 r4:8291a680 ** 4 printk messages dropped ** [ 1334.134580][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1334.134894][ T32] r5:00001000 r4:ea9a5000 ** 2 printk messages dropped ** [ 1334.134993][ T32] r5:8523ef8c r4:8523ec00 ** 1 printk messages dropped ** [ 1334.135056][ T32] r7:dddced80 r6:83018000 r5:8523ef8c r4:85232380 ** 2 printk messages dropped ** [ 1334.135190][ T32] r4:85232380 ** 5 printk messages dropped ** [ 1334.135359][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1334.135511][ T32] r4:85227940 [ 1334.135842][ T32] INFO: task kworker/0:402:4450 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.135948][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.155919][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.156256][ T32] Call trace: [ 1334.156295][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.156364][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.156390][ T32] r4:00000000 [ 1334.156410][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.156453][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.156484][ T32] 5d20: 8444a000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.156513][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.156538][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.156562][ T32] r5:800d0013 r4:80239bb0 [ 1334.156581][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.156624][ T32] r4:82ac21e4 [ 1334.156645][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.156687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.156710][ T32] r4:e04c5dc0 [ 1334.156729][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.156770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.156792][ T32] r4:00000000 [ 1334.156821][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.156870][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.156892][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.156937][ T32] r5:00001000 r4:e00cd000 [ 1334.156965][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.157009][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.157053][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.157073][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.157120][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.157179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.157234][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.157259][ T32] r4:84ddad80 [ 1334.157307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.157393][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.157420][ T32] r4:00000001 [ 1334.157440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.157478][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.157504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.157532][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.157557][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.157587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.157665][ T32] r4:84cfd540 [ 1334.157694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.157787][ T32] INFO: task kworker/0:403:4452 blocked for more than 460 seconds. [ 1334.157834][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.157860][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.157882][ T32] task:kworker/0:403 state:D stack:0 pid:4452 tgid:4452 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.157932][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.158105][ T32] Call trace: [ 1334.158142][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1334.158283][ T32] r4:84deb000 ** 6 printk messages dropped ** [ 1334.158532][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1334.158855][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.159065][ T32] r5:8523f38c r4:8523f000 [ 1334.159085][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.159341][ T32] r10:00000000 r9:85232480 r8:80287e08 r7:eae79e60 r6:85232500 r5:84deb000 ** 10 printk messages dropped ** [ 1334.160225][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.160532][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.160560][ T32] 5d20: 8444a000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.160589][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.160614][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.160638][ T32] r5:800d0013 r4:80239bb0 [ 1334.160659][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.160699][ T32] r4:82ac21e4 [ 1334.160719][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.160786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.160842][ T32] r4:e04c5dc0 [ 1334.160865][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.160945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.161008][ T32] r4:00000000 [ 1334.161059][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.161109][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.161184][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.161285][ T32] r5:00001000 r4:e00cd000 [ 1334.161311][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.161353][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.161544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.161991][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.162396][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.162639][ T32] r5:8528a400 r4:8291a680 ** 6 printk messages dropped ** [ 1334.162919][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1334.163350][ T32] r5:8523f78c r4:8523f400 [ 1334.163410][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.163460][ T32] r7:dddced80 r6:83018000 r5:8523f78c r4:85232580 ** 4 printk messages dropped ** [ 1334.163702][ T32] r10:00000000 r9:85232580 r8:80287e08 r7:eae7de60 r6:84248380 r5:8528a400 ** 9 printk messages dropped ** [ 1334.164292][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.164795][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 5 printk messages dropped ** [ 1334.164990][ T32] r4:e04c5dc0 ** 5 printk messages dropped ** [ 1334.165292][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.187239][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 8 printk messages dropped ** [ 1334.187623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1334.188207][ T32] r10:8291a684 r9:eae89d84 r8:00000002 r7:60000013 r6:eae89d8c r5:8528b000 ** 5 printk messages dropped ** [ 1334.188542][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae89e08 [ 1334.188565][ T32] r4:00000000 [ 1334.188585][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1334.188619][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1334.188656][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.188697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85223600 [ 1334.188745][ T32] r4:00000000 [ 1334.188769][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.188826][ T32] r9:83018005 r8:8528b000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1334.188850][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.188923][ T32] r5:00001000 r4:eaa0b000 [ 1334.188948][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.188990][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.189055][ T32] r5:8523fb8c r4:8523f800 [ 1334.189080][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.189181][ T32] r7:dddced80 r6:83018000 r5:8523fb8c r4:85232600 [ 1334.189207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.189255][ T32] r10:61c88647 r9:8528b000 r8:8523262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.189278][ T32] r4:85232600 [ 1334.189297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.189379][ T32] r10:00000000 r9:85232600 r8:80287e08 r7:eae81e60 r6:84402b00 r5:8528b000 [ 1334.189408][ T32] r4:00000001 [ 1334.189428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.189464][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.189491][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.189568][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.189602][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.189662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.189698][ T32] r4:85223400 [ 1334.190183][ T32] INFO: task kworker/0:405:4455 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.190221][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.190279][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.190322][ T32] Call trace: [ 1334.190353][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.190405][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.190449][ T32] r4:00000000 [ 1334.190474][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.190515][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.190596][ T32] 5d20: 84980000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.190630][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.190657][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.190681][ T32] r5:800d0013 r4:80239bb0 [ 1334.190701][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.190742][ T32] r4:82ac21e4 [ 1334.190763][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.190818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.190846][ T32] r4:e04c5dc0 [ 1334.190866][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.190909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.190931][ T32] r4:00000000 [ 1334.190959][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.191008][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.191033][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.191116][ T32] r5:00001000 r4:e00cd000 [ 1334.191141][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.191183][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.191226][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.191246][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.191292][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.191313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.191359][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.191416][ T32] r4:84ddad80 [ 1334.191487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.191542][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.191619][ T32] r4:00000001 [ 1334.191642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.191682][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.191710][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.192002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1334.192531][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.192861][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.193034][ T32] r5:8523ff8c r4:8523fc00 ** 3 printk messages dropped ** [ 1334.193350][ T32] r10:61c88647 r9:8528bc00 r8:852326ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.193596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.194328][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 8 printk messages dropped ** [ 1334.194703][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1334.194912][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.195259][ T32] r5:84f0cb8c r4:84f0c800 ** 6 printk messages dropped ** [ 1334.195599][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.195622][ T32] r4:00000001 [ 1334.195641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.195688][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.195718][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.195746][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.195817][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.195971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.221229][ T32] r4:84cfd540 [ 1334.221283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.221317][ T32] INFO: task kworker/0:407:4460 blocked for more than 460 seconds. [ 1334.221353][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.221380][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.221415][ T32] task:kworker/0:407 state:D stack:0 pid:4460 tgid:4460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.221484][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.221549][ T32] Call trace: [ 1334.221609][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1334.221679][ T32] r10:8291a684 r9:eae91d84 r8:00000002 r7:60000013 r6:eae91d8c r5:8528c800 [ 1334.221708][ T32] r4:8528c800 [ 1334.221729][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1334.221783][ T32] r5:8528c800 r4:8291a680 [ 1334.221812][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.221855][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.221898][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae91e08 [ 1334.221931][ T32] r4:00000000 [ 1334.221982][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1334.222032][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1334.222076][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.222140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85223980 [ 1334.222168][ T32] r4:00000000 [ 1334.222188][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.222259][ T32] r9:83018005 r8:8528c800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1334.222287][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.222332][ T32] r5:00001000 r4:eaa59000 [ 1334.222352][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.222393][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.222437][ T32] r5:8524878c r4:85248400 [ 1334.222460][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.222518][ T32] r7:dddced80 r6:83018000 r5:8524878c r4:85232700 [ 1334.222543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.222612][ T32] r10:61c88647 r9:8528c800 r8:8523272c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.222651][ T32] r4:85232700 [ 1334.222675][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.222723][ T32] r10:00000000 r9:85232700 r8:80287e08 r7:eae8de60 r6:8522c080 r5:8528c800 [ 1334.222746][ T32] r4:00000001 [ 1334.222765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.222803][ T32] Exception stack(0xeae91fb0 to 0xeae91ff8) [ 1334.222839][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.222867][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.222893][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.222922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.222944][ T32] r4:85223680 [ 1334.223402][ T32] INFO: task kworker/0:407:4460 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.223438][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.223852][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 6 printk messages dropped ** [ 1334.224070][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1334.224567][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1334.224955][ T32] INFO: task kworker/0:408:4463 blocked for more than 460 seconds. ** 11 printk messages dropped ** [ 1334.225358][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1334.238300][ T32] r5:85248f8c r4:85248c00 [ 1334.238325][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1334.238650][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1334.239413][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.240289][ T32] r4:e04c5dc0 ** 8 printk messages dropped ** [ 1334.240645][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.241054][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.241105][ T32] r4:00000001 [ 1334.241166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.241237][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.241268][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.241298][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.241324][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.241352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.241376][ T32] r4:84cfd540 [ 1334.241397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.241426][ T32] INFO: task kworker/1:261:4464 blocked for more than 460 seconds. [ 1334.241459][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.241483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.241504][ T32] task:kworker/1:261 state:D stack:0 pid:4464 tgid:4464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.241551][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.241593][ T32] Call trace: [ 1334.241622][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1334.241670][ T32] r10:8291a684 r9:eae99d84 r8:00000002 r7:60000113 r6:eae99d8c r5:8528ec00 [ 1334.241722][ T32] r4:8528ec00 [ 1334.241747][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1334.241829][ T32] r5:8528ec00 r4:8291a680 [ 1334.241893][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.241938][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.242005][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae99e08 [ 1334.242061][ T32] r4:00000000 [ 1334.242086][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1334.242124][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1334.242160][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.242201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522bd40 [ 1334.242223][ T32] r4:00000000 [ 1334.242242][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.242286][ T32] r9:83018205 r8:8528ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.242307][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.242348][ T32] r5:00001000 r4:eacad000 [ 1334.242385][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.242429][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.242475][ T32] r5:8447338c r4:84473000 [ 1334.242495][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.242540][ T32] r7:ddde2d80 r6:83018200 r5:8447338c r4:8522c180 [ 1334.242561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.242607][ T32] r10:61c88647 r9:8528ec00 r8:8522c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.242651][ T32] r4:8522c180 [ 1334.242694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.242773][ T32] r10:00000000 r9:8522c180 r8:80287e08 r7:eae65e60 r6:8522c200 r5:8528ec00 [ 1334.242800][ T32] r4:00000001 [ 1334.242848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.242890][ T32] Exception stack(0xeae99fb0 to 0xeae99ff8) [ 1334.242917][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.242946][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.242973][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.243016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.243042][ T32] r4:85274ec0 [ 1334.243371][ T32] INFO: task kworker/1:261:4464 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.243446][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.243521][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.243567][ T32] Call trace: [ 1334.243617][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.243672][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.243706][ T32] r4:00000000 [ 1334.243730][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.243771][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.243836][ T32] 5d20: 856f5000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.243879][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.243908][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.243961][ T32] r5:800d0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1334.244116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 12 printk messages dropped ** [ 1334.244656][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 7 printk messages dropped ** [ 1334.245007][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 10 printk messages dropped ** [ 1334.245428][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1334.270438][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.270960][ T32] r5:00001000 r4:eaadf000 ** 2 printk messages dropped ** [ 1334.271064][ T32] r5:85248b8c r4:85248800 ** 3 printk messages dropped ** [ 1334.271249][ T32] r10:61c88647 r9:85290c00 r8:8523282c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1334.272283][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.272662][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 15 printk messages dropped ** [ 1334.273367][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.273771][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.273905][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.274276][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.274710][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1334.274933][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.274974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f800 [ 1334.274998][ T32] r4:00000000 [ 1334.275018][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.275061][ T32] r9:83018005 r8:85291800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1334.275104][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.275173][ T32] r5:00001000 r4:eabe3000 [ 1334.275197][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.275270][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.275339][ T32] r5:8524b38c r4:8524b000 [ 1334.275363][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.275409][ T32] r7:dddced80 r6:83018000 r5:8524b38c r4:85232880 [ 1334.275471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.275532][ T32] r10:61c88647 r9:85291800 r8:852328ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.275580][ T32] r4:85232880 [ 1334.275604][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.275650][ T32] r10:00000000 r9:85232880 r8:80287e08 r7:eae95e60 r6:8522c300 r5:85291800 [ 1334.275702][ T32] r4:00000001 [ 1334.275725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.275786][ T32] Exception stack(0xeaea5fb0 to 0xeaea5ff8) [ 1334.287895][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.287987][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.288034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.288095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.288124][ T32] r4:85223c00 [ 1334.288596][ T32] INFO: task kworker/0:410:4468 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.288648][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.288767][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.288843][ T32] Call trace: [ 1334.288945][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.289009][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.289035][ T32] r4:00000000 [ 1334.289055][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.289138][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.289172][ T32] 5d20: 85cc7000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.289201][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.289271][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.289322][ T32] r5:800d0013 r4:80239bb0 [ 1334.289347][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.289412][ T32] r4:82ac21e4 [ 1334.289437][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.289481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.289504][ T32] r4:e04c5dc0 [ 1334.289523][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.289608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.289655][ T32] r4:00000000 [ 1334.289702][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.289753][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.289800][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.289871][ T32] r5:00001000 r4:e00cd000 [ 1334.289896][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.289937][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.290006][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.290027][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.290076][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.290098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.290156][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.290191][ T32] r4:84ddad80 [ 1334.290220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.290268][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.290292][ T32] r4:00000001 [ 1334.290332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1334.290462][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.290814][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.291059][ T32] r5:85292400 r4:8291a680 ** 6 printk messages dropped ** [ 1334.291318][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1334.291653][ T32] r5:8524938c r4:85249000 [ 1334.291678][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.291876][ T32] r4:85232900 ** 7 printk messages dropped ** [ 1334.292219][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.292747][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1334.293105][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1334.293537][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.294089][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 8 printk messages dropped ** [ 1334.294461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1334.294868][ T32] r4:85293c00 ** 3 printk messages dropped ** [ 1334.295044][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1334.295569][ T32] r5:8524978c r4:85249400 [ 1334.295591][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.295728][ T32] r10:61c88647 r9:85293c00 r8:852329ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.295770][ T32] r4:85232980 [ 1334.316339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.316478][ T32] r10:00000000 r9:85232980 r8:80287e08 r7:eaea5e60 r6:8522c400 r5:85293c00 [ 1334.316533][ T32] r4:00000001 [ 1334.316560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.316628][ T32] Exception stack(0xeaeb1fb0 to 0xeaeb1ff8) [ 1334.316705][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.316741][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.316769][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.316823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.316852][ T32] r4:8522f000 [ 1334.317311][ T32] INFO: task kworker/0:412:4472 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.317349][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.317475][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.317536][ T32] Call trace: [ 1334.317578][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.317636][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.317660][ T32] r4:00000000 [ 1334.317680][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.317720][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.317771][ T32] 5d20: 860f6000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.317801][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.317830][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.317854][ T32] r5:800d0013 r4:80239bb0 [ 1334.317875][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.317918][ T32] r4:82ac21e4 [ 1334.317973][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.318025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.318048][ T32] r4:e04c5dc0 [ 1334.318068][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.318110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.318132][ T32] r4:00000000 [ 1334.318151][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.318209][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.318236][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.318299][ T32] r5:00001000 r4:e00cd000 [ 1334.318327][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.318413][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.318636][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1334.318999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 13 printk messages dropped ** [ 1334.319566][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb5e08 ** 9 printk messages dropped ** [ 1334.319902][ T32] r5:00001000 r4:eab57000 ** 2 printk messages dropped ** [ 1334.320001][ T32] r5:85249b8c r4:85249800 ** 3 printk messages dropped ** [ 1334.320176][ T32] r10:61c88647 r9:85294800 r8:85232a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1334.320570][ T32] r4:8522f000 ** 6 printk messages dropped ** [ 1334.321154][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.321450][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 15 printk messages dropped ** [ 1334.321980][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 7 printk messages dropped ** [ 1334.322292][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 10 printk messages dropped ** [ 1334.322628][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.322973][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1334.323154][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.323195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f240 [ 1334.323217][ T32] r4:00000000 [ 1334.323237][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.323309][ T32] r9:83018005 r8:85293000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1334.323337][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.323380][ T32] r5:00001000 r4:eab6b000 [ 1334.323401][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.323439][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.323481][ T32] r5:85249f8c r4:85249c00 [ 1334.323519][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.323570][ T32] r7:dddced80 r6:83018000 r5:85249f8c r4:85232a80 [ 1334.323591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.323638][ T32] r10:61c88647 r9:85293000 r8:85232aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.323660][ T32] r4:85232a80 [ 1334.323705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.323754][ T32] r10:00000000 r9:85232a80 r8:80287e08 r7:eaea5e60 r6:8522c500 r5:85293000 [ 1334.323800][ T32] r4:00000001 [ 1334.323850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.323890][ T32] Exception stack(0xeaebdfb0 to 0xeaebdff8) [ 1334.323916][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.323944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.323981][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.324013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.324057][ T32] r4:8522f000 [ 1334.324326][ T32] INFO: task kworker/0:414:4475 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.324360][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.324413][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.324481][ T32] Call trace: [ 1334.324516][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.324569][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.324602][ T32] r4:00000000 [ 1334.324644][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.324688][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.324716][ T32] 5d20: 860f6000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.324745][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.324770][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.324794][ T32] r5:800d0013 r4:80239bb0 [ 1334.324819][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.324878][ T32] r4:82ac21e4 [ 1334.324921][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.324987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.325015][ T32] r4:e04c5dc0 [ 1334.325034][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.325077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.325099][ T32] r4:00000000 [ 1334.325118][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.325181][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.325207][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.325249][ T32] r5:00001000 r4:e00cd000 [ 1334.325269][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.325309][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.325369][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.325395][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.325442][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.325463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.325518][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.325576][ T32] r4:84ddad80 ** 1 printk messages dropped ** [ 1334.325669][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 12 printk messages dropped ** [ 1334.352074][ T32] task:kworker/0:415 state:D stack:0 pid:4477 tgid:4477 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1334.352711][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1334.353129][ T32] r5:8524a38c r4:8524a000 [ 1334.353154][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.353331][ T32] r4:85232b00 ** 7 printk messages dropped ** [ 1334.353580][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.354434][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 11 printk messages dropped ** [ 1334.354910][ T32] r4:e04c5dc0 ** 8 printk messages dropped ** [ 1334.355275][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1334.355735][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.369185][ T32] Call trace: ** 7 printk messages dropped ** [ 1334.369513][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaecde08 ** 12 printk messages dropped ** [ 1334.370118][ T32] r5:8524a78c r4:8524a400 ** 3 printk messages dropped ** [ 1334.370314][ T32] r10:61c88647 r9:85296000 r8:85232bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.370573][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1334.370626][ T32] r4:8522f2c0 [ 1334.371077][ T32] INFO: task kworker/0:416:4479 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.371114][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.371173][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.371217][ T32] Call trace: [ 1334.371259][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.371342][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.371420][ T32] r4:00000000 [ 1334.371468][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.371518][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.371548][ T32] 5d20: 869f6000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.371577][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.371602][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.371627][ T32] r5:800d0013 r4:80239bb0 [ 1334.371651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.371691][ T32] r4:82ac21e4 [ 1334.371711][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.371754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.371777][ T32] r4:e04c5dc0 [ 1334.371797][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.371846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.371919][ T32] r4:00000000 [ 1334.371944][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.371991][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.372013][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.372058][ T32] r5:00001000 r4:e00cd000 [ 1334.372080][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.372122][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.372173][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.372193][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.372253][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.372279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.372329][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.372352][ T32] r4:84ddad80 [ 1334.372371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.372416][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.372439][ T32] r4:00000001 [ 1334.372457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.372492][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.372518][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.372546][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.372572][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.372602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.372690][ T32] r4:84cfd540 [ 1334.372715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.372740][ T32] INFO: task kworker/0:417:4482 blocked for more than 460 seconds. [ 1334.372767][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.372791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.372819][ T32] task:kworker/0:417 state:D stack:0 pid:4482 tgid:4482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.372865][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.372906][ T32] Call trace: [ 1334.372935][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1334.372983][ T32] r10:8291a684 r9:eaed5d84 r8:00000002 r7:60000013 r6:eaed5d8c r5:85296c00 [ 1334.373006][ T32] r4:85296c00 [ 1334.373026][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1334.373096][ T32] r5:85296c00 r4:8291a680 [ 1334.373123][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1334.373208][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed5e08 ** 12 printk messages dropped ** [ 1334.373701][ T32] r5:8524ab8c r4:8524a800 [ 1334.373728][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.373851][ T32] r10:61c88647 r9:85296c00 r8:85232c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1334.374652][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.375097][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 9 printk messages dropped ** [ 1334.375433][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 12 printk messages dropped ** [ 1334.398319][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 10 printk messages dropped ** [ 1334.398755][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 7 printk messages dropped ** [ 1334.399180][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1334.399657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f740 ** 6 printk messages dropped ** [ 1334.399913][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.400085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.400590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.401392][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 10 printk messages dropped ** [ 1334.401724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 6 printk messages dropped ** [ 1334.402025][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.402101][ T32] r5:00001000 r4:e00cd000 [ 1334.402126][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.402169][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.402211][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.402231][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.402277][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.402323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.402403][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.402429][ T32] r4:84ddad80 [ 1334.402477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.402533][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.402600][ T32] r4:00000001 [ 1334.402624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.402692][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.402724][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.402753][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.402779][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.402831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.402859][ T32] r4:84cfd540 [ 1334.402880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.402903][ T32] INFO: task kworker/0:419:4486 blocked for more than 460 seconds. [ 1334.402931][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.402956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.402976][ T32] task:kworker/0:419 state:D stack:0 pid:4486 tgid:4486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.403045][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.403092][ T32] Call trace: [ 1334.403122][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1334.403206][ T32] r10:8291a684 r9:eaeddd84 r8:00000002 r7:60000013 r6:eaeddd8c r5:8528d400 [ 1334.403235][ T32] r4:8528d400 [ 1334.403281][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1334.403328][ T32] r5:8528d400 r4:8291a680 [ 1334.403386][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.403432][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.403476][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaedde08 [ 1334.403499][ T32] r4:00000000 [ 1334.403578][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1334.403646][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1334.403685][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.403728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522fa00 [ 1334.403780][ T32] r4:00000000 [ 1334.403804][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.403884][ T32] r9:83018005 r8:8528d400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1334.403911][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.403979][ T32] r5:00001000 r4:eabf7000 [ 1334.404005][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.404046][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.404087][ T32] r5:8524b78c r4:8524b400 [ 1334.404160][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.404298][ T32] r10:61c88647 r9:8528d400 r8:85232d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1334.404696][ T32] r4:8522f7c0 ** 7 printk messages dropped ** [ 1334.405314][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1334.405803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 11 printk messages dropped ** [ 1334.431648][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1334.432021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1334.432336][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.432567][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1334.432877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522fac0 [ 1334.432900][ T32] r4:00000000 [ 1334.432945][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.432995][ T32] r9:83018005 r8:85298000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1334.433017][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.433060][ T32] r5:00001000 r4:eac0d000 [ 1334.433079][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.433120][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.433186][ T32] r5:8524bb8c r4:8524b800 [ 1334.433211][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.433281][ T32] r7:dddced80 r6:83018000 r5:8524bb8c r4:85232d80 [ 1334.433306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.433366][ T32] r10:61c88647 r9:85298000 r8:85232dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.433395][ T32] r4:85232d80 [ 1334.433415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.433461][ T32] r10:00000000 r9:85232d80 r8:80287e08 r7:eaedde60 r6:8522c800 r5:85298000 [ 1334.433510][ T32] r4:00000001 [ 1334.433533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.433570][ T32] Exception stack(0xeaef5fb0 to 0xeaef5ff8) [ 1334.433622][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.433655][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.433683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.433715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.433738][ T32] r4:8522f940 [ 1334.434101][ T32] INFO: task kworker/0:420:4488 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.434140][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.434237][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.434293][ T32] Call trace: [ 1334.434324][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.434402][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.434430][ T32] r4:00000000 [ 1334.434492][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.434539][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.434570][ T32] 5d20: 872fc000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.434599][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.434624][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.434648][ T32] r5:800d0013 r4:80239bb0 [ 1334.434717][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.434763][ T32] r4:82ac21e4 [ 1334.434784][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.434833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.434895][ T32] r4:e04c5dc0 [ 1334.434919][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.434962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.434986][ T32] r4:00000000 [ 1334.435031][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.435081][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.435103][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.435147][ T32] r5:00001000 r4:e00cd000 [ 1334.435169][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.435208][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.435249][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.435269][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.435316][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.435337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.435384][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.435406][ T32] r4:84ddad80 [ 1334.435425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.435495][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.435522][ T32] r4:00000001 [ 1334.435544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.435592][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.435622][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.435650][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.435677][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.435776][ T32] INFO: task kworker/0:421:4490 blocked for more than 460 seconds. ** 8 printk messages dropped ** [ 1334.448427][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 10 printk messages dropped ** [ 1334.448817][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.449035][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.449469][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.449670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1334.450493][ T32] 5d20: 872fc000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 4 printk messages dropped ** [ 1334.450694][ T32] r4:82ac21e4 [ 1334.450716][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.450759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.450781][ T32] r4:e04c5dc0 [ 1334.450800][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.450848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.450889][ T32] r4:00000000 [ 1334.450914][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.450961][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.450985][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.451101][ T32] r5:00001000 r4:e00cd000 [ 1334.451128][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.451170][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.451312][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.451386][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.451439][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.451510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.451565][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.451589][ T32] r4:84ddad80 [ 1334.451609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.451676][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.451704][ T32] r4:00000001 [ 1334.451746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.451788][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.451823][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.451910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1334.452222][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.452487][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1334.452924][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.452966][ T32] r5:8524c38c r4:8524c000 [ 1334.452986][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.453032][ T32] r7:dddced80 r6:83018000 r5:8524c38c r4:85232e80 [ 1334.453053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.453099][ T32] r10:61c88647 r9:85299800 r8:85232eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.453128][ T32] r4:85232e80 [ 1334.453150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.453209][ T32] r10:00000000 r9:85232e80 r8:80287e08 r7:eaefde60 r6:8522c900 r5:85299800 [ 1334.453239][ T32] r4:00000001 [ 1334.453259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.453295][ T32] Exception stack(0xeaf01fb0 to 0xeaf01ff8) [ 1334.453324][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.453354][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.453381][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.453409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.453448][ T32] r4:8522f9c0 [ 1334.453686][ T32] INFO: task kworker/0:422:4492 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.453722][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.453824][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.453875][ T32] Call trace: [ 1334.453923][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.453996][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.454046][ T32] r4:00000000 [ 1334.454071][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.454138][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.454173][ T32] 5d20: 872fc000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.454204][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.454230][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.454254][ T32] r5:800d0013 r4:80239bb0 [ 1334.454299][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.454346][ T32] r4:82ac21e4 [ 1334.454368][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.454427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 9 printk messages dropped ** [ 1334.454946][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1334.455359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1334.455660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1334.473237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae85e08 ** 11 printk messages dropped ** [ 1334.473734][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.473778][ T32] r5:8524cb8c r4:8524c800 ** 3 printk messages dropped ** [ 1334.473990][ T32] r10:61c88647 r9:8529a400 r8:85232f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1334.474369][ T32] r4:8522f9c0 ** 7 printk messages dropped ** [ 1334.475117][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1334.475532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 9 printk messages dropped ** [ 1334.486348][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 4 printk messages dropped ** [ 1334.486510][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 13 printk messages dropped ** [ 1334.487076][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1334.487417][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.487782][ T32] r5:00001000 r4:ead19000 ** 1 printk messages dropped ** [ 1334.487864][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1334.488346][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.488911][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.489254][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 9 printk messages dropped ** [ 1334.489567][ T32] r4:00000000 [ 1334.489606][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.489657][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.489705][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.489752][ T32] r5:00001000 r4:e00cd000 [ 1334.489774][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.489853][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.489902][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.489923][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.489995][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.490021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.490091][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.490120][ T32] r4:84ddad80 [ 1334.490151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.490221][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.490248][ T32] r4:00000001 [ 1334.490299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.490352][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.490380][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.490408][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.490459][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.490521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.490548][ T32] r4:84cfd540 [ 1334.490570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.490605][ T32] INFO: task kworker/1:263:4498 blocked for more than 460 seconds. [ 1334.490637][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.490666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.490689][ T32] task:kworker/1:263 state:D stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.490732][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.490845][ T32] Call trace: [ 1334.490888][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1334.490937][ T32] r10:8291a684 r9:eaf11d84 r8:00000002 r7:60000013 r6:eaf11d8c r5:8529bc00 [ 1334.491022][ T32] r4:8529bc00 ** 3 printk messages dropped ** [ 1334.491183][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1334.491615][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.491721][ T32] r7:ddde2d80 r6:83018200 r5:8533878c r4:8522cb00 ** 10 printk messages dropped ** [ 1334.492068][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.492949][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.493270][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1334.493713][ T32] r5:00001000 r4:e00cd000 ** 7 printk messages dropped ** [ 1334.494027][ T32] r4:84ddad80 ** 7 printk messages dropped ** [ 1334.494332][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1334.494858][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1334.495282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85223fc0 ** 6 printk messages dropped ** [ 1334.495524][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.495795][ T32] r10:61c88647 r9:8529c800 r8:85232fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1334.526672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.527579][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 4 printk messages dropped ** [ 1334.527744][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1334.528284][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.528396][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.528417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.528466][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.528491][ T32] r4:84ddad80 [ 1334.528511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.528557][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.528580][ T32] r4:00000001 [ 1334.528599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.528647][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.528678][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.528707][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.528733][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.528762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.528784][ T32] r4:84cfd540 [ 1334.528822][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.528858][ T32] INFO: task kworker/0:425:4502 blocked for more than 461 seconds. [ 1334.528892][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.528918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.528940][ T32] task:kworker/0:425 state:D stack:0 pid:4502 tgid:4502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.529031][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.529078][ T32] Call trace: [ 1334.529109][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1334.529157][ T32] r10:8291a684 r9:eadfdd84 r8:00000002 r7:60000113 r6:eadfdd8c r5:8529e000 [ 1334.529180][ T32] r4:8529e000 [ 1334.529200][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1334.529244][ T32] r5:8529e000 r4:8291a680 [ 1334.529266][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.529306][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.529372][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadfde08 [ 1334.529400][ T32] r4:00000000 [ 1334.529443][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1334.529485][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1334.529522][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.529563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e8040 [ 1334.529587][ T32] r4:00000000 [ 1334.529607][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.529651][ T32] r9:83018005 r8:8529e000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1334.529673][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.529715][ T32] r5:00001000 r4:e00cb000 [ 1334.529735][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.529773][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.529819][ T32] r5:8524cf8c r4:8524cc00 [ 1334.529840][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.529884][ T32] r7:dddced80 r6:83018000 r5:8524cf8c r4:85235000 [ 1334.529905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.529952][ T32] r10:61c88647 r9:8529e000 r8:8523502c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.529991][ T32] r4:85235000 [ 1334.530011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.530058][ T32] r10:00000000 r9:85235000 r8:80287e08 r7:eae85e60 r6:8522cc80 r5:8529e000 [ 1334.530083][ T32] r4:00000001 [ 1334.530102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.530136][ T32] Exception stack(0xeadfdfb0 to 0xeadfdff8) [ 1334.530162][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.530192][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.530219][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.530248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.530270][ T32] r4:852277c0 [ 1334.530553][ T32] INFO: task kworker/0:425:4502 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.530592][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.530701][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.530826][ T32] Call trace: [ 1334.530890][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.530945][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.530968][ T32] r4:00000000 [ 1334.530988][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.531057][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.531134][ T32] 5d20: 87fc4000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.531195][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.531224][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.531248][ T32] r5:800d0013 r4:80239bb0 [ 1334.531268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.531309][ T32] r4:82ac21e4 [ 1334.531329][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.531373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.531420][ T32] r4:e04c5dc0 [ 1334.531479][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.531595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.531648][ T32] r4:00000000 [ 1334.531671][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.531718][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.531740][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1334.532028][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 4 printk messages dropped ** [ 1334.532329][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 10 printk messages dropped ** [ 1334.532721][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1334.533168][ T32] r4:84dea400 ** 5 printk messages dropped ** [ 1334.533353][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.533492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e8100 ** 6 printk messages dropped ** [ 1334.533718][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.533851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.534172][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.534900][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 10 printk messages dropped ** [ 1334.535236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 14 printk messages dropped ** [ 1334.535820][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1334.554571][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.554601][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.554627][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.554657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.554680][ T32] r4:84cfd540 [ 1334.554702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.554743][ T32] INFO: task kworker/0:427:4507 blocked for more than 461 seconds. [ 1334.554774][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.554817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.554853][ T32] task:kworker/0:427 state:D stack:0 pid:4507 tgid:4507 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.554908][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.554955][ T32] Call trace: [ 1334.555003][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1334.555062][ T32] r10:8291a684 r9:eade9d84 r8:00000002 r7:60000013 r6:eade9d8c r5:84dec800 [ 1334.555162][ T32] r4:84dec800 [ 1334.555186][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1334.555231][ T32] r5:84dec800 r4:8291a680 [ 1334.555251][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.555294][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.555339][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade9e08 [ 1334.555363][ T32] r4:00000000 [ 1334.555446][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1334.555492][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1334.555533][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.555637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e8140 [ 1334.555741][ T32] r4:00000000 [ 1334.555766][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.567866][ T32] r9:83018005 r8:84dec800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1334.567937][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.568002][ T32] r5:00001000 r4:e0657000 [ 1334.568024][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.568067][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.568112][ T32] r5:8524d38c r4:8524d000 [ 1334.568182][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.568240][ T32] r7:dddced80 r6:83018000 r5:8524d38c r4:85235180 [ 1334.568264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.568314][ T32] r10:61c88647 r9:84dec800 r8:852351ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.568362][ T32] r4:85235180 [ 1334.568388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1334.568516][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1334.569150][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.569846][ T32] r4:e04c5dc0 ** 6 printk messages dropped ** [ 1334.570151][ T32] r5:00001000 r4:e00cd000 ** 8 printk messages dropped ** [ 1334.570524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1334.570968][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1334.571290][ T32] r4:84dee000 ** 4 printk messages dropped ** [ 1334.571471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae19e08 ** 11 printk messages dropped ** [ 1334.571972][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.572147][ T32] r10:61c88647 r9:84dee000 r8:852352ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1334.572598][ T32] r4:852e8440 ** 7 printk messages dropped ** [ 1334.573229][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 13 printk messages dropped ** [ 1334.573634][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1334.574059][ T32] r4:84ddad80 ** 2 printk messages dropped ** [ 1334.574203][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.574456][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1334.574681][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.575061][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1334.575248][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.575288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e8580 [ 1334.575311][ T32] r4:00000000 [ 1334.575342][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.575392][ T32] r9:83018005 r8:84deec00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1334.575414][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.575457][ T32] r5:00001000 r4:e07c7000 [ 1334.575477][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.575565][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.575613][ T32] r5:8524df8c r4:8524dc00 [ 1334.575634][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.575680][ T32] r7:dddced80 r6:83018000 r5:8524df8c r4:85235380 [ 1334.575701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.575772][ T32] r10:61c88647 r9:84deec00 r8:852353ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.596412][ T32] r4:85235380 [ 1334.596503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.596585][ T32] r10:00000000 r9:85235380 r8:80287e08 r7:eae19e60 r6:85235400 r5:84deec00 [ 1334.596613][ T32] r4:00000001 [ 1334.596648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.596696][ T32] Exception stack(0xeae29fb0 to 0xeae29ff8) [ 1334.596730][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.596763][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.596793][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.596834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.596861][ T32] r4:852e8440 [ 1334.597298][ T32] INFO: task kworker/0:429:4511 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.597338][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.597520][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.597578][ T32] Call trace: [ 1334.597611][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.597685][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.597766][ T32] r4:00000000 [ 1334.597793][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.597844][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.597877][ T32] 5d20: 88a41000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.597934][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.598069][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.598101][ T32] r5:800d0013 r4:80239bb0 [ 1334.598155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.598203][ T32] r4:82ac21e4 [ 1334.598223][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.598268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.598291][ T32] r4:e04c5dc0 [ 1334.598311][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.598379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.598406][ T32] r4:00000000 [ 1334.598432][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.598507][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.598537][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.598584][ T32] r5:00001000 r4:e00cd000 ** 1 printk messages dropped ** [ 1334.598647][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1334.599380][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 11 printk messages dropped ** [ 1334.599955][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 ** 11 printk messages dropped ** [ 1334.600410][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.600452][ T32] r5:8524e78c r4:8524e400 [ 1334.600499][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.600561][ T32] r7:dddced80 r6:83018000 r5:8524e78c r4:85235480 [ 1334.600589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.600638][ T32] r10:61c88647 r9:84ded400 r8:852354ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.600661][ T32] r4:85235480 [ 1334.600680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.600726][ T32] r10:00000000 r9:85235480 r8:80287e08 r7:eae29e60 r6:85235500 r5:84ded400 [ 1334.600774][ T32] r4:00000001 [ 1334.600830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.600899][ T32] Exception stack(0xeae5dfb0 to 0xeae5dff8) [ 1334.600930][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.600959][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.600985][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.601013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.601035][ T32] r4:852e85c0 [ 1334.601298][ T32] INFO: task kworker/0:430:4513 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.601333][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.601429][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.601754][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 12 printk messages dropped ** [ 1334.602209][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 16 printk messages dropped ** [ 1334.602941][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1334.603083][ T32] r4:84cfd540 [ 1334.603104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.603202][ T32] INFO: task kworker/0:431:4514 blocked for more than 461 seconds. [ 1334.603234][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.603259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.603280][ T32] task:kworker/0:431 state:D stack:0 pid:4514 tgid:4514 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.603352][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.603439][ T32] Call trace: [ 1334.603522][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1334.603575][ T32] r10:8291a684 r9:eae51d84 r8:00000002 r7:60000113 r6:eae51d8c r5:84debc00 [ 1334.603599][ T32] r4:84debc00 [ 1334.603644][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1334.603692][ T32] r5:84debc00 r4:8291a680 [ 1334.603735][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.603781][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.603832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08 ** 2 printk messages dropped ** [ 1334.603929][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.604193][ T32] r5:00001000 r4:e080b000 ** 1 printk messages dropped ** [ 1334.604278][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.604325][ T32] r5:8524e38c r4:8524e000 [ 1334.604346][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.604613][ T32] r10:00000000 r9:85235580 r8:80287e08 r7:eae5de60 r6:85235600 r5:84debc00 ** 7 printk messages dropped ** [ 1334.604950][ T32] r4:852e85c0 ** 5 printk messages dropped ** [ 1334.605479][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 8 printk messages dropped ** [ 1334.605765][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.629304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 9 printk messages dropped ** [ 1334.629637][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 4 printk messages dropped ** [ 1334.629899][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 7 printk messages dropped ** [ 1334.630283][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1334.630516][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.630895][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.631271][ T32] r5:00001000 r4:e894d000 ** 1 printk messages dropped ** [ 1334.631331][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.631538][ T32] r10:61c88647 r9:84de9800 r8:852356ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1334.631824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1334.632720][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1334.633137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 9 printk messages dropped ** [ 1334.633477][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1334.633914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1334.634230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1334.634692][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.635189][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.635352][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.635395][ T32] r5:8524eb8c r4:8524e800 [ 1334.635414][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.635461][ T32] r7:dddced80 r6:83018000 r5:8524eb8c r4:85235780 [ 1334.635482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.635557][ T32] r10:61c88647 r9:84de6000 r8:852357ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.635646][ T32] r4:85235780 [ 1334.635677][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.635725][ T32] r10:00000000 r9:85235780 r8:80287e08 r7:eaf19e60 r6:85235800 r5:84de6000 [ 1334.635748][ T32] r4:00000001 [ 1334.635767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.635902][ T32] Exception stack(0xeaf1dfb0 to 0xeaf1dff8) [ 1334.647747][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.647804][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.647842][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.647877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.647940][ T32] r4:852e8c00 [ 1334.648398][ T32] INFO: task kworker/0:433:4518 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.648438][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.648507][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.648590][ T32] Call trace: [ 1334.648625][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.648684][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.648708][ T32] r4:00000000 [ 1334.648728][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.648771][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.648800][ T32] 5d20: 88e61000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.648836][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.648863][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.648890][ T32] r5:800d0013 r4:80239bb0 [ 1334.648911][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.648954][ T32] r4:82ac21e4 [ 1334.648974][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.649017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.649041][ T32] r4:e04c5dc0 [ 1334.649060][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.649129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.649157][ T32] r4:00000000 [ 1334.649178][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.649226][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.649249][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.649293][ T32] r5:00001000 r4:e00cd000 [ 1334.649314][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.649354][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.649399][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.649419][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.649489][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.649540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.649593][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.649618][ T32] r4:84ddad80 [ 1334.649638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.649684][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.649707][ T32] r4:00000001 [ 1334.649727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.649765][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.649791][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.649826][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.649853][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.649882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.649905][ T32] r4:84cfd540 [ 1334.649927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.649973][ T32] INFO: task kworker/0:434:4520 blocked for more than 461 seconds. [ 1334.650009][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.650036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.650058][ T32] task:kworker/0:434 state:D stack:0 pid:4520 tgid:4520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.650135][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.650179][ T32] Call trace: [ 1334.650233][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1334.650289][ T32] r10:8291a684 r9:eaf31d84 r8:00000002 r7:60000113 r6:eaf31d8c r5:83a98000 [ 1334.650313][ T32] r4:83a98000 [ 1334.650334][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1334.650377][ T32] r5:83a98000 r4:8291a680 [ 1334.650396][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.650435][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.650478][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf31e08 [ 1334.650501][ T32] r4:00000000 [ 1334.650522][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1334.650556][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1334.650773][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.650896][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.651117][ T32] r10:61c88647 r9:83a98000 r8:852358ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1334.651503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1334.652030][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.652225][ T32] 5d20: 88e61000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 6 printk messages dropped ** [ 1334.652448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 7 printk messages dropped ** [ 1334.652750][ T32] r5:00001000 r4:e00cd000 ** 6 printk messages dropped ** [ 1334.653056][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1334.653316][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.653611][ T32] task:kworker/0:435 state:D stack:0 pid:4523 tgid:4523 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.653995][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1334.654288][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.654483][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.654611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.654955][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.655441][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.655590][ T32] r4:00000000 [ 1334.655609][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.655647][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.655675][ T32] 5d20: 88e61000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.655704][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.655731][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.655755][ T32] r5:800d0013 r4:80239bb0 [ 1334.655775][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.678429][ T32] r4:82ac21e4 [ 1334.678555][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.678709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.678742][ T32] r4:e04c5dc0 [ 1334.678797][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.678853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.678877][ T32] r4:00000000 [ 1334.678935][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.678994][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.679018][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.679067][ T32] r5:00001000 r4:e00cd000 [ 1334.679089][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.679130][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.679175][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.679196][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.679246][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.679267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.679314][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.679338][ T32] r4:84ddad80 [ 1334.679358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.679404][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.679428][ T32] r4:00000001 [ 1334.679448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.679486][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.679516][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.679546][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.679573][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.679603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.679644][ T32] r4:84cfd540 [ 1334.679672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.679713][ T32] INFO: task kworker/0:436:4524 blocked for more than 461 seconds. [ 1334.679758][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.679788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.679816][ T32] task:kworker/0:436 state:D stack:0 pid:4524 tgid:4524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.679914][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.679975][ T32] Call trace: [ 1334.680095][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1334.680204][ T32] r10:8291a684 r9:eaf41d84 r8:00000002 r7:60000013 r6:eaf41d8c r5:83a99800 [ 1334.680258][ T32] r4:83a99800 [ 1334.680282][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1334.680379][ T32] r5:83a99800 r4:8291a680 [ 1334.680405][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.680469][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.680519][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf41e08 [ 1334.680603][ T32] r4:00000000 [ 1334.680628][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1334.680665][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1334.680700][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.680794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fc000 [ 1334.680827][ T32] r4:00000000 [ 1334.680849][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.680919][ T32] r9:83018005 r8:83a99800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1334.680970][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.681037][ T32] r5:00001000 r4:eac37000 [ 1334.681110][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.681209][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.681257][ T32] r5:8524fb8c r4:8524f800 [ 1334.681279][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.681362][ T32] r7:dddced80 r6:83018000 r5:8524fb8c r4:85235a80 [ 1334.681408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.681490][ T32] r10:61c88647 r9:83a99800 r8:85235aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.681577][ T32] r4:85235a80 [ 1334.681602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.681821][ T32] r10:00000000 r9:85235a80 r8:80287e08 r7:eaf45e60 r6:85235b00 r5:83a99800 [ 1334.681851][ T32] r4:00000001 [ 1334.681871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.681909][ T32] Exception stack(0xeaf41fb0 to 0xeaf41ff8) [ 1334.681935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.682018][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.682088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1334.683289][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1334.683737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 7 printk messages dropped ** [ 1334.684246][ T32] r5:00001000 r4:e00cd000 ** 1 printk messages dropped ** [ 1334.684307][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.684350][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.684371][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.684419][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.684440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.684531][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.684579][ T32] r4:84ddad80 [ 1334.684603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.684651][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.684677][ T32] r4:00000001 [ 1334.684697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.684733][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.684776][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.684813][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.684844][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.684874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.684896][ T32] r4:84cfd540 [ 1334.684918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.684967][ T32] INFO: task kworker/0:437:4528 blocked for more than 461 seconds. [ 1334.685002][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.685027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.685049][ T32] task:kworker/0:437 state:D stack:0 pid:4528 tgid:4528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.685095][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.685137][ T32] Call trace: [ 1334.685168][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1334.685239][ T32] r10:8291a684 r9:eaf4dd84 r8:00000002 r7:60000013 r6:eaf4dd8c r5:83a9a400 [ 1334.685278][ T32] r4:83a9a400 [ 1334.685303][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1334.685348][ T32] r5:83a9a400 r4:8291a680 [ 1334.685369][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.685408][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.685500][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf4de08 [ 1334.685527][ T32] r4:00000000 [ 1334.685565][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1334.685632][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1334.685747][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.685887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fc140 [ 1334.708611][ T32] r4:00000000 [ 1334.708679][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.708797][ T32] r9:83018005 r8:83a9a400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 ** 3 printk messages dropped ** [ 1334.710058][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.710813][ T32] r5:8524ff8c r4:8524fc00 ** 1 printk messages dropped ** [ 1334.710897][ T32] r7:dddced80 r6:83018000 r5:8524ff8c r4:85235b80 ** 3 printk messages dropped ** [ 1334.711909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1334.712677][ T32] r4:852fc280 ** 3 printk messages dropped ** [ 1334.713351][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.713557][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1334.713950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 7 printk messages dropped ** [ 1334.714278][ T32] r5:00001000 r4:e00cd000 ** 7 printk messages dropped ** [ 1334.714636][ T32] r4:84ddad80 ** 3 printk messages dropped ** [ 1334.714778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1334.715061][ T32] INFO: task kworker/0:438:4529 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.715352][ T32] r4:83a9b000 ** 3 printk messages dropped ** [ 1334.715484][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.735324][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.735625][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.735711][ T32] r5:8525478c r4:85254400 [ 1334.735785][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.736452][ T32] r7:dddced80 r6:83018000 r5:8525478c r4:85235c80 [ 1334.736491][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.736558][ T32] r10:61c88647 r9:83a9b000 r8:85235cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.736582][ T32] r4:85235c80 [ 1334.736602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.736653][ T32] r10:00000000 r9:85235c80 r8:80287e08 r7:eaf4de60 r6:85235d00 r5:83a9b000 [ 1334.736678][ T32] r4:00000001 [ 1334.736698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.736737][ T32] Exception stack(0xeaf55fb0 to 0xeaf55ff8) [ 1334.736767][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.736916][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.736971][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.737009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.737132][ T32] r4:852fc280 [ 1334.737882][ T32] INFO: task kworker/0:438:4529 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.737975][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.738111][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.738208][ T32] Call trace: [ 1334.738273][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.738375][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.738574][ T32] r4:00000000 [ 1334.738625][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.738708][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.738908][ T32] 5d20: 89af9000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.738978][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.739042][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.739090][ T32] r5:800d0013 r4:80239bb0 [ 1334.739229][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.739316][ T32] r4:82ac21e4 [ 1334.739363][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.739449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.739495][ T32] r4:e04c5dc0 [ 1334.739532][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.739617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.739665][ T32] r4:00000000 [ 1334.739704][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.739794][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.739846][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.739925][ T32] r5:00001000 r4:e00cd000 [ 1334.739968][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.740047][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.740135][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.740175][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.740270][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.740326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.740516][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.740567][ T32] r4:84ddad80 [ 1334.740609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.740694][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.740742][ T32] r4:00000001 [ 1334.740775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.740853][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.740910][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.740966][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.741016][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.741079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.741126][ T32] r4:84cfd540 [ 1334.741174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.741224][ T32] INFO: task kworker/0:439:4530 blocked for more than 461 seconds. ** 3 printk messages dropped ** [ 1334.741471][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.742121][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1334.743033][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.743509][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.743589][ T32] r5:8525438c r4:85254000 ** 2 printk messages dropped ** [ 1334.743914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.744369][ T32] Exception stack(0xeaf6dfb0 to 0xeaf6dff8) ** 6 printk messages dropped ** [ 1334.745371][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.777110][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.777138][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.777164][ T32] r5:800d0013 r4:80239bb0 [ 1334.777201][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.777262][ T32] r4:82ac21e4 [ 1334.777334][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.777410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.777448][ T32] r4:e04c5dc0 [ 1334.777473][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.777556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.777603][ T32] r4:00000000 [ 1334.777642][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.777780][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.777836][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.777934][ T32] r5:00001000 r4:e00cd000 [ 1334.777997][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.778084][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.778211][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.778259][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.778353][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.778399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.778546][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.778666][ T32] r4:84ddad80 [ 1334.778716][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.778808][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.778862][ T32] r4:00000001 [ 1334.778911][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.778997][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.779053][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.779113][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.779144][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.779365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1334.779626][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.780115][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1334.780368][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.780758][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.780826][ T32] r5:85254b8c r4:85254800 ** 2 printk messages dropped ** [ 1334.780919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1334.781055][ T32] r10:00000000 r9:85235e80 r8:80287e08 r7:eaf55e60 r6:85235f00 r5:83a9c800 ** 5 printk messages dropped ** [ 1334.781765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.782381][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1334.783003][ T32] 5d20: 8a3d1000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 6 printk messages dropped ** [ 1334.783247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 4 printk messages dropped ** [ 1334.783435][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.783481][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.783503][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.783545][ T32] r5:00001000 r4:e00cd000 [ 1334.783565][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.783604][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.783646][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.783691][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.783745][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.783803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.783862][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.783904][ T32] r4:84ddad80 [ 1334.784563][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.784616][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.784639][ T32] r4:00000001 [ 1334.784659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.784697][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.784723][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.784751][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.784777][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.784864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.784971][ T32] r4:84cfd540 [ 1334.784997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.785024][ T32] INFO: task kworker/0:441:4535 blocked for more than 461 seconds. [ 1334.785054][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.785078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.785100][ T32] task:kworker/0:441 state:D stack:0 pid:4535 tgid:4535 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.785147][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.785494][ T32] Call trace: [ 1334.785533][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1334.785677][ T32] r10:8291a684 r9:eaf51d84 r8:00000002 r7:60000113 r6:eaf51d8c r5:83a9d400 [ 1334.785729][ T32] r4:83a9d400 [ 1334.785753][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1334.785799][ T32] r5:83a9d400 r4:8291a680 [ 1334.785829][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.785947][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.806381][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf51e08 [ 1334.806433][ T32] r4:00000000 [ 1334.806458][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1334.806518][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1334.806559][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.806624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fc800 [ 1334.806755][ T32] r4:00000000 [ 1334.806782][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.807049][ T32] r9:83018005 r8:83a9d400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1334.807078][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.807198][ T32] r5:00001000 r4:ead6d000 [ 1334.807412][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.807465][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.807513][ T32] r5:85254f8c r4:85254c00 [ 1334.807535][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.807587][ T32] r7:dddced80 r6:83018000 r5:85254f8c r4:85235f80 [ 1334.807610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.807661][ T32] r10:61c88647 r9:83a9d400 r8:85235fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.807884][ T32] r4:85235f80 [ 1334.807937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.808183][ T32] r10:00000000 r9:85235f80 r8:80287e08 r7:eaf71e60 r6:85300000 r5:83a9d400 [ 1334.808248][ T32] r4:00000001 [ 1334.808274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.808316][ T32] Exception stack(0xeaf51fb0 to 0xeaf51ff8) [ 1334.808348][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.808411][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.808444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.808474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.808501][ T32] r4:852fc600 [ 1334.808988][ T32] INFO: task kworker/0:441:4535 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.809035][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.809159][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.809318][ T32] Call trace: [ 1334.809351][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.809405][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.809429][ T32] r4:00000000 [ 1334.809448][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1334.809572][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 7 printk messages dropped ** [ 1334.810110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 11 printk messages dropped ** [ 1334.810645][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1334.811243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1334.811804][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.812078][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.812443][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.812729][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.813288][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.813446][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.814402][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 7 printk messages dropped ** [ 1334.814875][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1334.815412][ T32] r5:00001000 r4:e00cd000 ** 7 printk messages dropped ** [ 1334.815704][ T32] r4:84ddad80 ** 3 printk messages dropped ** [ 1334.815820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1334.849184][ T32] INFO: task kworker/0:443:4539 blocked for more than 461 seconds. ** 8 printk messages dropped ** [ 1334.849638][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1334.850133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fcbc0 [ 1334.850157][ T32] r4:00000000 [ 1334.850176][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.850223][ T32] r9:83018005 r8:852a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.850255][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.850341][ T32] r5:00001000 r4:eadd3000 [ 1334.850366][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.850421][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.850468][ T32] r5:85255b8c r4:85255800 [ 1334.850488][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.850535][ T32] r7:dddced80 r6:83018000 r5:85255b8c r4:85300180 [ 1334.850556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.850614][ T32] r10:61c88647 r9:852a1800 r8:853001ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.850649][ T32] r4:85300180 [ 1334.850672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.850720][ T32] r10:00000000 r9:85300180 r8:80287e08 r7:eaf75e60 r6:8522cd00 r5:852a1800 [ 1334.850743][ T32] r4:00000001 [ 1334.850762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.850836][ T32] Exception stack(0xeaf85fb0 to 0xeaf85ff8) [ 1334.850879][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.850908][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.850948][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.850989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.851016][ T32] r4:852fc880 [ 1334.851467][ T32] INFO: task kworker/0:443:4539 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.851518][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.851605][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.851698][ T32] Call trace: [ 1334.851755][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.851823][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.851848][ T32] r4:00000000 [ 1334.851867][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.851907][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.851945][ T32] 5d20: 8b0dd000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.851978][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.852003][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.852026][ T32] r5:800d0013 r4:80239bb0 [ 1334.852077][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.852135][ T32] r4:82ac21e4 [ 1334.852183][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.852250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.852277][ T32] r4:e04c5dc0 [ 1334.852298][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.852340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.852363][ T32] r4:00000000 [ 1334.852382][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.852427][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.852466][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.852512][ T32] r5:00001000 r4:e00cd000 [ 1334.852534][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.852583][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.852647][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.852670][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.852737][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.852775][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.852833][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.852855][ T32] r4:84ddad80 [ 1334.852874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.852942][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.852969][ T32] r4:00000001 [ 1334.852988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.853023][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.853052][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.853081][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.853199][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1334.853389][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.853818][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 ** 9 printk messages dropped ** [ 1334.854293][ T32] r5:00001000 r4:eada1000 ** 1 printk messages dropped ** [ 1334.854353][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.854509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1334.854885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.855648][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1334.870933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 12 printk messages dropped ** [ 1334.871694][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 6 printk messages dropped ** [ 1334.872059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1334.872644][ T32] task:kworker/0:445 state:D stack:0 pid:4543 tgid:4543 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.873185][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.873642][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.873685][ T32] r5:85255f8c r4:85255c00 ** 2 printk messages dropped ** [ 1334.873790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1334.874041][ T32] r10:00000000 r9:85300280 r8:80287e08 r7:eaf85e60 r6:85300300 r5:83a9ec00 [ 1334.874126][ T32] r4:00000001 [ 1334.874212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.874254][ T32] Exception stack(0xeaf7dfb0 to 0xeaf7dff8) [ 1334.874284][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.874312][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.874339][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.874391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.874428][ T32] r4:852fcb40 [ 1334.874923][ T32] INFO: task kworker/0:445:4543 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.874987][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.875095][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.875153][ T32] Call trace: [ 1334.875184][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.875237][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.875261][ T32] r4:00000000 [ 1334.875281][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.875321][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.875348][ T32] 5d20: 8b27e000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.875377][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.875401][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.875425][ T32] r5:800d0013 r4:80239bb0 [ 1334.875445][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.875486][ T32] r4:82ac21e4 [ 1334.875505][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.875548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.875571][ T32] r4:e04c5dc0 [ 1334.875591][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.875654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.875682][ T32] r4:00000000 [ 1334.875703][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.875768][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.875826][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.889415][ T32] r5:00001000 r4:e00cd000 [ 1334.889478][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.889548][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.889593][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.889636][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.889715][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.889742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.889792][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.889827][ T32] r4:84ddad80 [ 1334.889869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.890037][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.890083][ T32] r4:00000001 [ 1334.890107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.890152][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.890183][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.890211][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.890237][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.890267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.890289][ T32] r4:84cfd540 [ 1334.890314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.890346][ T32] INFO: task kworker/0:446:4545 blocked for more than 461 seconds. [ 1334.890400][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.890432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.890458][ T32] task:kworker/0:446 state:D stack:0 pid:4545 tgid:4545 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.891029][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1334.891615][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.891657][ T32] r5:8525678c r4:85256400 ** 2 printk messages dropped ** [ 1334.891742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1334.892172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.893128][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1334.893420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 10 printk messages dropped ** [ 1334.894008][ T32] r5:84f0cb8c r4:84f0c800 ** 4 printk messages dropped ** [ 1334.894228][ T32] r4:84ddad80 ** 5 printk messages dropped ** [ 1334.894428][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.894771][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.895163][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1334.895498][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.895758][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.895838][ T32] r5:8525638c r4:85256000 [ 1334.895920][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.918685][ T32] r7:dddced80 r6:83018000 r5:8525638c r4:85300480 [ 1334.918740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.918829][ T32] r10:61c88647 r9:852c0c00 r8:853004ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.918855][ T32] r4:85300480 [ 1334.918902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.918959][ T32] r10:00000000 r9:85300480 r8:80287e08 r7:eaf8de60 r6:85300500 r5:852c0c00 [ 1334.918984][ T32] r4:00000001 [ 1334.919026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.919078][ T32] Exception stack(0xeaf95fb0 to 0xeaf95ff8) [ 1334.919131][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.919166][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.919194][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.919246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.919273][ T32] r4:852fccc0 [ 1334.919738][ T32] INFO: task kworker/0:447:4547 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.919780][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.919885][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.919982][ T32] Call trace: [ 1334.920040][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.920100][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.920125][ T32] r4:00000000 [ 1334.920144][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.920185][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.920248][ T32] 5d20: 8bd06000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.920313][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.920345][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.920370][ T32] r5:800d0013 r4:80239bb0 [ 1334.920413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.920499][ T32] r4:82ac21e4 [ 1334.920523][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.920569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.920592][ T32] r4:e04c5dc0 [ 1334.920611][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.920654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.920677][ T32] r4:00000000 [ 1334.920697][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.920744][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.920830][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.920885][ T32] r5:00001000 r4:e00cd000 [ 1334.920908][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.920994][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.921046][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.921067][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.921115][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.921136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.921184][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.921217][ T32] r4:84ddad80 [ 1334.921240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.921287][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.921309][ T32] r4:00000001 [ 1334.921337][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.921386][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.921416][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.921480][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.921520][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.921573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.921602][ T32] r4:84cfd540 [ 1334.921646][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.921693][ T32] INFO: task kworker/0:448:4549 blocked for more than 461 seconds. [ 1334.921727][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.921753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.921796][ T32] task:kworker/0:448 state:D stack:0 pid:4549 tgid:4549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.921879][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.921922][ T32] Call trace: [ 1334.922013][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1334.922064][ T32] r10:8291a684 r9:eaf79d84 r8:00000002 r7:60000013 r6:eaf79d8c r5:852c2400 [ 1334.922088][ T32] r4:852c2400 [ 1334.922109][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1334.922152][ T32] r5:852c2400 r4:8291a680 [ 1334.922172][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.922234][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1334.922555][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.922835][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.922884][ T32] r5:85256b8c r4:85256800 [ 1334.922926][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.922977][ T32] r7:dddced80 r6:83018000 r5:85256b8c r4:85300580 [ 1334.922997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.923043][ T32] r10:61c88647 r9:852c2400 r8:853005ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.923066][ T32] r4:85300580 [ 1334.923085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.923129][ T32] r10:00000000 r9:85300580 r8:80287e08 r7:eaf8de60 r6:85300600 r5:852c2400 [ 1334.923151][ T32] r4:00000001 [ 1334.923170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.923205][ T32] Exception stack(0xeaf79fb0 to 0xeaf79ff8) [ 1334.923231][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.923259][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.923299][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.923351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.923378][ T32] r4:85311100 ** 2 printk messages dropped ** [ 1334.923854][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.924207][ T32] 5d20: 8bd06000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 9 printk messages dropped ** [ 1334.924679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 6 printk messages dropped ** [ 1334.925026][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.925264][ T32] r4:84ddad80 ** 5 printk messages dropped ** [ 1334.925476][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.925714][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1334.946914][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.947312][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.947429][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.947675][ T32] r10:61c88647 r9:852c3000 r8:853006ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1334.948123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1334.949040][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1334.949402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 12 printk messages dropped ** [ 1334.950004][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 8 printk messages dropped ** [ 1334.950383][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.950769][ T32] task:kworker/0:450 state:D stack:0 pid:4553 tgid:4553 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1334.951116][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1334.951187][ T32] r5:852a3000 r4:8291a680 [ 1334.951210][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.951252][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.951336][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa5e08 [ 1334.951388][ T32] r4:00000000 [ 1334.951412][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1334.951450][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1334.951484][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.951592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85311440 [ 1334.951619][ T32] r4:00000000 [ 1334.951701][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.951795][ T32] r9:83018005 r8:852a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.951856][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.951920][ T32] r5:00001000 r4:eae35000 [ 1334.951943][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.952017][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.952066][ T32] r5:85256f8c r4:85256c00 [ 1334.952087][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.952185][ T32] r7:dddced80 r6:83018000 r5:85256f8c r4:85300780 [ 1334.952231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.952281][ T32] r10:61c88647 r9:852a3000 r8:853007ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.952304][ T32] r4:85300780 [ 1334.952324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.952453][ T32] r10:00000000 r9:85300780 r8:80287e08 r7:eaf9de60 r6:8522ce00 r5:852a3000 [ 1334.952499][ T32] r4:00000001 [ 1334.952574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.952614][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) [ 1334.952675][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.952728][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.952760][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.952790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.952819][ T32] r4:85311400 [ 1334.953175][ T32] INFO: task kworker/0:450:4553 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1334.953220][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.953279][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.953324][ T32] Call trace: [ 1334.953439][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.953498][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1334.953522][ T32] r4:00000000 [ 1334.953543][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.953584][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1334.953698][ T32] 5d20: 8c275000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1334.953772][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1334.953809][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1334.953862][ T32] r5:800d0013 r4:80239bb0 [ 1334.953979][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.954047][ T32] r4:82ac21e4 [ 1334.954072][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.954116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1334.954139][ T32] r4:e04c5dc0 [ 1334.954173][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1334.954264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1334.954292][ T32] r4:00000000 [ 1334.954329][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1334.954403][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.954429][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.954511][ T32] r5:00001000 r4:e00cd000 [ 1334.954557][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.954624][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.954673][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.954703][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1334.954873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1334.955259][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1334.955817][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1334.976593][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1334.977068][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.977292][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.977455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.977854][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.978936][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.979198][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1334.979662][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1334.979784][ T32] r5:00001000 r4:e00cd000 [ 1334.979816][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1334.979859][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.979933][ T32] r5:84f0cb8c r4:84f0c800 [ 1334.979958][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.980076][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1334.980177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.980230][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.980286][ T32] r4:84ddad80 [ 1334.980309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.980355][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1334.980378][ T32] r4:00000001 [ 1334.980397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.980434][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1334.980460][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.980490][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.980516][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.980545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.980568][ T32] r4:84cfd540 [ 1334.980588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.980618][ T32] INFO: task kworker/0:452:4557 blocked for more than 461 seconds. [ 1334.980653][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.980677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1334.981051][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1334.981382][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.981654][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.981854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.982170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.982931][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 10 printk messages dropped ** [ 1334.983267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 7 printk messages dropped ** [ 1334.983639][ T32] r5:00001000 r4:e00cd000 ** 7 printk messages dropped ** [ 1334.983913][ T32] r4:84ddad80 ** 3 printk messages dropped ** [ 1334.984018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1334.984408][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.984737][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.985337][ T32] r5:00001000 r4:eaf65000 ** 1 printk messages dropped ** [ 1334.985444][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.007307][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.007601][ T32] r4:85311580 ** 5 printk messages dropped ** [ 1335.008505][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 8 printk messages dropped ** [ 1335.008837][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.009106][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1335.009493][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 5 printk messages dropped ** [ 1335.009714][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.009935][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.010251][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.010596][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1335.010894][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.010939][ T32] r9:83018005 r8:852a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1335.010979][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.011028][ T32] r5:00001000 r4:eaf57000 [ 1335.011068][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.011113][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.011156][ T32] r5:85257f8c r4:85257c00 [ 1335.011175][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.011220][ T32] r7:dddced80 r6:83018000 r5:85257f8c r4:85300980 [ 1335.011241][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.011287][ T32] r10:61c88647 r9:852a0000 r8:853009ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.011335][ T32] r4:85300980 [ 1335.011359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.011405][ T32] r10:00000000 r9:85300980 r8:80287e08 r7:eafb5e60 r6:8531d000 r5:852a0000 [ 1335.011427][ T32] r4:00000001 [ 1335.011456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.011495][ T32] Exception stack(0xeafbdfb0 to 0xeafbdff8) [ 1335.011550][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.011582][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.011608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.011659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.011685][ T32] r4:85311580 [ 1335.012017][ T32] INFO: task kworker/0:454:4561 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.012085][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.012182][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.012250][ T32] Call trace: [ 1335.012304][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.012358][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1335.012437][ T32] r4:00000000 [ 1335.012461][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.012503][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1335.012532][ T32] 5d20: 8c979000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1335.012571][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1335.012601][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1335.012627][ T32] r5:800d0013 r4:80239bb0 [ 1335.012647][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.012688][ T32] r4:82ac21e4 [ 1335.012717][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.012764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.012816][ T32] r4:e04c5dc0 [ 1335.012856][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.012902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.012926][ T32] r4:00000000 [ 1335.012946][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.012991][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.013014][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.013058][ T32] r5:00001000 r4:e00cd000 [ 1335.013110][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.013155][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.013198][ T32] r5:84f0cb8c r4:84f0c800 [ 1335.013217][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.013263][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1335.013285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.013331][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.013375][ T32] r4:84ddad80 [ 1335.013399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.013466][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1335.013556][ T32] r4:00000001 [ 1335.013580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.013618][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1335.013645][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.013672][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.013698][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.013727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.013748][ T32] r4:84cfd540 [ 1335.013768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.013792][ T32] INFO: task kworker/0:455:4562 blocked for more than 461 seconds. [ 1335.013828][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.013871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.013925][ T32] task:kworker/0:455 state:D stack:0 pid:4562 tgid:4562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.014008][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.014052][ T32] Call trace: [ 1335.014098][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1335.014147][ T32] r10:8291a684 r9:eafc1d84 r8:00000002 r7:60000013 r6:eafc1d8c r5:852a2400 [ 1335.014170][ T32] r4:852a2400 [ 1335.014209][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1335.014256][ T32] r5:852a2400 r4:8291a680 [ 1335.014276][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.014316][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.014358][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc1e08 [ 1335.014382][ T32] r4:00000000 [ 1335.014401][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.014436][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1335.014490][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.014539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852edcc0 [ 1335.014589][ T32] r4:00000000 [ 1335.014613][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.014659][ T32] r9:83018005 r8:852a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1335.014696][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.014744][ T32] r5:00001000 r4:eaff1000 [ 1335.014764][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.014811][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.014857][ T32] r5:8526138c r4:85261000 [ 1335.014876][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.014922][ T32] r7:dddced80 r6:83018000 r5:8526138c r4:85300a00 [ 1335.014942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.014988][ T32] r10:61c88647 r9:852a2400 r8:85300a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.015010][ T32] r4:85300a00 [ 1335.015029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.015074][ T32] r10:00000000 r9:85300a00 r8:80287e08 r7:eafb5e60 r6:8531d080 r5:852a2400 [ 1335.015096][ T32] r4:00000001 [ 1335.015115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.015161][ T32] Exception stack(0xeafc1fb0 to 0xeafc1ff8) [ 1335.015191][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.015221][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.015257][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.015291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.038369][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.038622][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 7 printk messages dropped ** [ 1335.038946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 7 printk messages dropped ** [ 1335.039222][ T32] r5:84f0cb8c r4:84f0c800 ** 4 printk messages dropped ** [ 1335.039473][ T32] r4:84ddad80 ** 3 printk messages dropped ** [ 1335.039650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1335.040110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1335.040629][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1335.040969][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.041162][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.041487][ T32] r4:85300a80 ** 6 printk messages dropped ** [ 1335.041902][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.042688][ T32] Call trace: ** 6 printk messages dropped ** [ 1335.043117][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 6 printk messages dropped ** [ 1335.043443][ T32] r4:e04c5dc0 [ 1335.043462][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.043504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.043526][ T32] r4:00000000 [ 1335.043572][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.043622][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.043645][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.043710][ T32] r5:00001000 r4:e00cd000 [ 1335.043835][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.043883][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.043926][ T32] r5:84f0cb8c r4:84f0c800 [ 1335.043974][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.044026][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1335.044062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.044114][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.044137][ T32] r4:84ddad80 [ 1335.044182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.044253][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1335.044279][ T32] r4:00000001 [ 1335.044323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.044364][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1335.044392][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.044420][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.044469][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.044508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.044530][ T32] r4:84cfd540 [ 1335.044553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.044578][ T32] INFO: task kworker/0:457:4566 blocked for more than 461 seconds. [ 1335.044606][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.044629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.044649][ T32] task:kworker/0:457 state:D stack:0 pid:4566 tgid:4566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.044693][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.044735][ T32] Call trace: [ 1335.044812][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1335.044863][ T32] r10:8291a684 r9:eafe1d84 r8:00000002 r7:60000113 r6:eafe1d8c r5:852a5400 [ 1335.044886][ T32] r4:852a5400 [ 1335.044905][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1335.044958][ T32] r5:852a5400 r4:8291a680 [ 1335.044978][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.045017][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.045059][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 [ 1335.045082][ T32] r4:00000000 [ 1335.045101][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.045143][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1335.045179][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.045220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85311d80 [ 1335.045243][ T32] r4:00000000 [ 1335.045263][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.045306][ T32] r9:83018005 r8:852a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1335.045354][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.045402][ T32] r5:00001000 r4:eafd1000 [ 1335.045441][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.045534][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.045608][ T32] r5:85260b8c r4:85260800 [ 1335.045653][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.045730][ T32] r7:dddced80 r6:83018000 r5:85260b8c r4:85300b00 [ 1335.045755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.045839][ T32] r10:61c88647 r9:852a5400 r8:85300b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1335.066644][ T32] Exception stack(0xeafe1fb0 to 0xeafe1ff8) ** 6 printk messages dropped ** [ 1335.067410][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1335.068037][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1335.068560][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.068950][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 9 printk messages dropped ** [ 1335.069335][ T32] INFO: task kworker/0:458:4568 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1335.069700][ T32] r4:852a8000 ** 4 printk messages dropped ** [ 1335.069991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe9e08 ** 9 printk messages dropped ** [ 1335.070367][ T32] r5:00001000 r4:eafeb000 ** 1 printk messages dropped ** [ 1335.070435][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.070611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.070996][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.071763][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 1 printk messages dropped ** [ 1335.071813][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.071854][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1335.071882][ T32] 5d20: 8d432000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1335.071911][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1335.071936][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1335.071959][ T32] r5:800d0013 r4:80239bb0 [ 1335.071980][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.072043][ T32] r4:82ac21e4 [ 1335.072078][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.072126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.072150][ T32] r4:e04c5dc0 [ 1335.072169][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.072210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.072254][ T32] r4:00000000 [ 1335.072278][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.072324][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.072347][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.072389][ T32] r5:00001000 r4:e00cd000 [ 1335.072430][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.072487][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.072533][ T32] r5:84f0cb8c r4:84f0c800 [ 1335.072553][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.072621][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1335.072671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.072723][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.072746][ T32] r4:84ddad80 [ 1335.072765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.072818][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1335.072843][ T32] r4:00000001 [ 1335.072910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.072979][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1335.073011][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.073069][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.073100][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.073130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.073165][ T32] r4:84cfd540 [ 1335.073189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.073242][ T32] INFO: task kworker/0:459:4570 blocked for more than 461 seconds. [ 1335.073284][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.073334][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.073359][ T32] task:kworker/0:459 state:D stack:0 pid:4570 tgid:4570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.073433][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.073550][ T32] Call trace: [ 1335.073581][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1335.073629][ T32] r10:8291a684 r9:eb001d84 r8:00000002 r7:60000013 r6:eb001d8c r5:852a9800 [ 1335.073673][ T32] r4:852a9800 [ 1335.073725][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1335.073774][ T32] r5:852a9800 r4:8291a680 [ 1335.073794][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.073878][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.073981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb001e08 [ 1335.074065][ T32] r4:00000000 [ 1335.074090][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.074128][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1335.074187][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.074254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e8fc0 [ 1335.074282][ T32] r4:00000000 [ 1335.074303][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.074349][ T32] r9:83018005 r8:852a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1335.074388][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.074436][ T32] r5:00001000 r4:eb003000 [ 1335.074457][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.074503][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.074545][ T32] r5:8526178c r4:85261400 [ 1335.074564][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.074609][ T32] r7:dddced80 r6:83018000 r5:8526178c r4:85300c00 [ 1335.074640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.074717][ T32] r10:61c88647 r9:852a9800 r8:85300c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.074745][ T32] r4:85300c00 [ 1335.074765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.074822][ T32] r10:00000000 r9:85300c00 r8:80287e08 r7:eafc1e60 r6:8531d280 r5:852a9800 [ 1335.074846][ T32] r4:00000001 [ 1335.074864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.074900][ T32] Exception stack(0xeb001fb0 to 0xeb001ff8) ** 1 printk messages dropped ** [ 1335.074954][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.074981][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.075009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.075031][ T32] r4:852ede40 [ 1335.075322][ T32] INFO: task kworker/0:459:4570 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.075357][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.075411][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.075453][ T32] Call trace: [ 1335.075525][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.075583][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1335.075608][ T32] r4:00000000 [ 1335.075627][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.075677][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1335.075709][ T32] 5d20: 8d432000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1335.075737][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1335.075762][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1335.075788][ T32] r5:800d0013 r4:80239bb0 [ 1335.075820][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1335.106643][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.106887][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1335.107139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1335.107503][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1335.107727][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.108113][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1335.108450][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.108820][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.108967][ T32] r7:dddced80 r6:83018000 r5:85261f8c r4:85300c80 ** 5 printk messages dropped ** [ 1335.109268][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.109537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.110536][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.110747][ T32] r5:800d0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.110901][ T32] r4:e04c5dc0 ** 6 printk messages dropped ** [ 1335.111228][ T32] r5:00001000 r4:e00cd000 ** 7 printk messages dropped ** [ 1335.111554][ T32] r4:84ddad80 ** 5 printk messages dropped ** [ 1335.111722][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.112046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1335.112401][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1335.112694][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.112735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361040 [ 1335.112758][ T32] r4:00000000 [ 1335.112777][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.112829][ T32] r9:83018005 r8:852c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1335.112851][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.112893][ T32] r5:00001000 r4:eb009000 [ 1335.112912][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.112950][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.112991][ T32] r5:85261b8c r4:85261800 [ 1335.113010][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.113075][ T32] r7:dddced80 r6:83018000 r5:85261b8c r4:85300d00 [ 1335.113121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.113172][ T32] r10:61c88647 r9:852c6000 r8:85300d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.113217][ T32] r4:85300d00 [ 1335.113239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.113306][ T32] r10:00000000 r9:85300d00 r8:80287e08 r7:eb015e60 r6:85300d80 r5:852c6000 [ 1335.113335][ T32] r4:00000001 [ 1335.113355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.113390][ T32] Exception stack(0xeafa1fb0 to 0xeafa1ff8) [ 1335.113438][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.113471][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.113497][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.113525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.113547][ T32] r4:85361140 [ 1335.113853][ T32] INFO: task kworker/0:461:4574 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.113888][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.114003][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.114055][ T32] Call trace: [ 1335.114085][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.114137][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1335.114160][ T32] r4:00000000 [ 1335.114179][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.114231][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1335.114272][ T32] 5d20: 8ddec000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1335.114305][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1335.114339][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1335.114366][ T32] r5:800d0013 r4:80239bb0 [ 1335.114388][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.114430][ T32] r4:82ac21e4 [ 1335.114484][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.114555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.114581][ T32] r4:e04c5dc0 [ 1335.114601][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.114694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.114743][ T32] r4:00000000 [ 1335.114767][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.114827][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.114873][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.114922][ T32] r5:00001000 r4:e00cd000 [ 1335.114943][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.114995][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.115073][ T32] r5:84f0cb8c r4:84f0c800 [ 1335.115123][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1335.115385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1335.139314][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1335.139629][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1335.139891][ T32] r10:8291a684 r9:eaff9d84 r8:00000002 r7:60000113 r6:eaff9d8c r5:852c6c00 ** 5 printk messages dropped ** [ 1335.140230][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff9e08 ** 4 printk messages dropped ** [ 1335.140491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361380 ** 3 printk messages dropped ** [ 1335.140603][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.140730][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.140883][ T32] r7:dddced80 r6:83018000 r5:8526238c r4:85300e00 ** 1 printk messages dropped ** [ 1335.140957][ T32] r10:61c88647 r9:852c6c00 r8:85300e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1335.141306][ T32] Exception stack(0xeaff9fb0 to 0xeaff9ff8) ** 4 printk messages dropped ** [ 1335.141612][ T32] r4:85361240 ** 2 printk messages dropped ** [ 1335.142258][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.142552][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 2 printk messages dropped ** [ 1335.142638][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 2 printk messages dropped ** [ 1335.142799][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1335.143007][ T32] r4:e04c5dc0 ** 1 printk messages dropped ** [ 1335.143102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 7 printk messages dropped ** [ 1335.143437][ T32] r5:84f0cb8c r4:84f0c800 ** 6 printk messages dropped ** [ 1335.143898][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1335.143928][ T32] r4:00000001 [ 1335.143965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.144083][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1335.144116][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.144213][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.144266][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.144299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.144342][ T32] r4:84cfd540 [ 1335.144398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.144431][ T32] INFO: task kworker/0:463:4580 blocked for more than 461 seconds. [ 1335.144462][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.144520][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.144546][ T32] task:kworker/0:463 state:D stack:0 pid:4580 tgid:4580 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.144593][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.144635][ T32] Call trace: [ 1335.144666][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1335.144713][ T32] r10:8291a684 r9:eb021d84 r8:00000002 r7:60000113 r6:eb021d8c r5:852c3c00 [ 1335.144736][ T32] r4:852c3c00 [ 1335.144776][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1335.144852][ T32] r5:852c3c00 r4:8291a680 [ 1335.144899][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.144944][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.145004][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb021e08 [ 1335.145031][ T32] r4:00000000 [ 1335.145051][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.145087][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1335.145148][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.145195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361500 [ 1335.145218][ T32] r4:00000000 [ 1335.145237][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.145281][ T32] r9:83018005 r8:852c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1335.145301][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.145344][ T32] r5:00001000 r4:eb02b000 [ 1335.145363][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.145402][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.145445][ T32] r5:8526278c r4:85262400 [ 1335.145487][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.145537][ T32] r7:dddced80 r6:83018000 r5:8526278c r4:85300f00 [ 1335.145560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.145608][ T32] r10:61c88647 r9:852c3c00 r8:85300f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.145661][ T32] r4:85300f00 [ 1335.145706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.145756][ T32] r10:00000000 r9:85300f00 r8:80287e08 r7:eaff9e60 r6:85300f80 r5:852c3c00 [ 1335.145837][ T32] r4:00000001 [ 1335.164400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.164536][ T32] Exception stack(0xeb021fb0 to 0xeb021ff8) [ 1335.164583][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.164618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.164665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.164719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.164748][ T32] r4:85361300 [ 1335.165205][ T32] INFO: task kworker/0:463:4580 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.165245][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.165339][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.165390][ T32] Call trace: [ 1335.165492][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.165574][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1335.165609][ T32] r4:00000000 [ 1335.165661][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.165708][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1335.165747][ T32] 5d20: 8e65e000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1335.165780][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1335.165814][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1335.170087][ T32] r5:800d0013 r4:80239bb0 [ 1335.170131][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.170194][ T32] r4:82ac21e4 [ 1335.170216][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.170259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.170284][ T32] r4:e04c5dc0 [ 1335.170328][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.170377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.170410][ T32] r4:00000000 [ 1335.170434][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.170482][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.170531][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.170581][ T32] r5:00001000 r4:e00cd000 [ 1335.170618][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.170662][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.170705][ T32] r5:84f0cb8c r4:84f0c800 [ 1335.170725][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.170773][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1335.170812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.170876][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.170904][ T32] r4:84ddad80 [ 1335.170924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.170971][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1335.170993][ T32] r4:00000001 [ 1335.171022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.171064][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1335.171094][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.171123][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.171149][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.171179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.171201][ T32] r4:84cfd540 [ 1335.171224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.171266][ T32] INFO: task kworker/0:464:4581 blocked for more than 461 seconds. [ 1335.171300][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.171325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.171412][ T32] task:kworker/0:464 state:D stack:0 pid:4581 tgid:4581 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1335.171847][ T32] r4:852c4800 ** 4 printk messages dropped ** [ 1335.172087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb029e08 ** 8 printk messages dropped ** [ 1335.172557][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.172690][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1335.172753][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.172993][ T32] r10:00000000 r9:85366000 r8:80287e08 r7:eb021e60 r6:85366080 r5:852c4800 ** 7 printk messages dropped ** [ 1335.173257][ T32] r4:85361300 ** 5 printk messages dropped ** [ 1335.174220][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 6 printk messages dropped ** [ 1335.174524][ T32] r5:800d0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.174691][ T32] r4:e04c5dc0 ** 5 printk messages dropped ** [ 1335.175138][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1335.193021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1335.193347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1335.193734][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1335.194104][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.194379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361700 ** 6 printk messages dropped ** [ 1335.194762][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.195056][ T32] r10:61c88647 r9:852c5400 r8:8536612c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1335.195257][ T32] Exception stack(0xeb00dfb0 to 0xeb00dff8) ** 4 printk messages dropped ** [ 1335.195439][ T32] r4:85361300 ** 5 printk messages dropped ** [ 1335.205141][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 8 printk messages dropped ** [ 1335.205512][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.205757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 11 printk messages dropped ** [ 1335.216900][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1335.217121][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1335.217156][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.217192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.217226][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.217264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.217292][ T32] r4:84cfd540 [ 1335.217344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.217385][ T32] INFO: task kworker/0:466:4585 blocked for more than 461 seconds. [ 1335.217423][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.217487][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.217516][ T32] task:kworker/0:466 state:D stack:0 pid:4585 tgid:4585 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.217610][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.217664][ T32] Call trace: [ 1335.217702][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1335.217791][ T32] r10:8291a684 r9:eb035d84 r8:00000002 r7:60000113 r6:eb035d8c r5:852c1800 [ 1335.217823][ T32] r4:852c1800 [ 1335.217859][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1335.217948][ T32] r5:852c1800 r4:8291a680 [ 1335.218001][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.218080][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.218137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb035e08 [ 1335.218164][ T32] r4:00000000 [ 1335.218235][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.218277][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1335.218366][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.218433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361940 [ 1335.218462][ T32] r4:00000000 [ 1335.218483][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.218542][ T32] r9:83018005 r8:852c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1335.218585][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.218635][ T32] r5:00001000 r4:eb045000 [ 1335.218656][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.218697][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.218742][ T32] r5:8526338c r4:85263000 [ 1335.218819][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.218873][ T32] r7:dddced80 r6:83018000 r5:8526338c r4:85366200 [ 1335.218897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.218947][ T32] r10:61c88647 r9:852c1800 r8:8536622c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.218998][ T32] r4:85366200 [ 1335.219082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.219159][ T32] r10:00000000 r9:85366200 r8:80287e08 r7:eb029e60 r6:85366280 r5:852c1800 [ 1335.219187][ T32] r4:00000001 [ 1335.219231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.219271][ T32] Exception stack(0xeb035fb0 to 0xeb035ff8) [ 1335.219299][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.219328][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.219355][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.219464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.219491][ T32] r4:853617c0 [ 1335.219952][ T32] INFO: task kworker/0:466:4585 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.220008][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.220071][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.220118][ T32] Call trace: [ 1335.220151][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.220204][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1335.220316][ T32] r4:00000000 [ 1335.220342][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.220384][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1335.220465][ T32] 5d20: 8f3f6000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1335.220550][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1335.220602][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 4 printk messages dropped ** [ 1335.220815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 14 printk messages dropped ** [ 1335.221513][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1335.221822][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.222297][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.222739][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb049e08 ** 6 printk messages dropped ** [ 1335.223016][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.223324][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.223694][ T32] r10:00000000 r9:85366300 r8:80287e08 r7:eb035e60 r6:85366380 r5:84d78000 ** 16 printk messages dropped ** [ 1335.224538][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 11 printk messages dropped ** [ 1335.225029][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1335.225628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1335.238085][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.238611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 ** 6 printk messages dropped ** [ 1335.238847][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.238897][ T32] r9:83018005 r8:84d78c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1335.238944][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.238992][ T32] r5:00001000 r4:eb067000 [ 1335.239014][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.239058][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.239102][ T32] r5:84473b8c r4:84473800 [ 1335.239123][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.239185][ T32] r7:dddced80 r6:83018000 r5:84473b8c r4:85366400 [ 1335.239234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.239286][ T32] r10:61c88647 r9:84d78c00 r8:8536642c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.239339][ T32] r4:85366400 [ 1335.239364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.239436][ T32] r10:00000000 r9:85366400 r8:80287e08 r7:eb049e60 r6:85366480 r5:84d78c00 [ 1335.239482][ T32] r4:00000001 [ 1335.239506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.239545][ T32] Exception stack(0xeb051fb0 to 0xeb051ff8) [ 1335.239574][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.239603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.239631][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.239660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.239683][ T32] r4:85361a40 [ 1335.240159][ T32] INFO: task kworker/0:468:4589 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.240200][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.240258][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.240301][ T32] Call trace: [ 1335.240361][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.240414][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1335.240439][ T32] r4:00000000 [ 1335.240459][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.240499][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1335.240539][ T32] 5d20: 8f506000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1335.240599][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1335.240629][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1335.240654][ T32] r5:800d0013 r4:80239bb0 [ 1335.240676][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.240718][ T32] r4:82ac21e4 [ 1335.240745][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.240835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.240861][ T32] r4:e04c5dc0 [ 1335.240883][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.240926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.240948][ T32] r4:00000000 [ 1335.240969][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.241029][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.241082][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.241129][ T32] r5:00001000 r4:e00cd000 [ 1335.241151][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.241203][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.241252][ T32] r5:84f0cb8c r4:84f0c800 [ 1335.241274][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.241320][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1335.241342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.241390][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1335.241516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1335.241782][ T32] INFO: task kworker/0:469:4590 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.242216][ T32] r5:84d79800 r4:8291a680 ** 5 printk messages dropped ** [ 1335.242466][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.242847][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1335.242910][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.243196][ T32] r10:00000000 r9:85366500 r8:80287e08 r7:eb051e60 r6:85366580 r5:84d79800 ** 7 printk messages dropped ** [ 1335.243489][ T32] r4:85361a40 ** 5 printk messages dropped ** [ 1335.244161][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 8 printk messages dropped ** [ 1335.244506][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.244708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 6 printk messages dropped ** [ 1335.245079][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1335.245481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.245544][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1335.245595][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.245651][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.245683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.245724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.245752][ T32] r4:84cfd540 [ 1335.245775][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.245829][ T32] INFO: task kworker/0:470:4593 blocked for more than 461 seconds. [ 1335.274230][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.274345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.274380][ T32] task:kworker/0:470 state:D stack:0 pid:4593 tgid:4593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.274447][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.274550][ T32] Call trace: [ 1335.274634][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1335.274701][ T32] r10:8291a684 r9:eb065d84 r8:00000002 r7:60000113 r6:eb065d8c r5:84d7a400 [ 1335.274728][ T32] r4:84d7a400 [ 1335.274750][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1335.274794][ T32] r5:84d7a400 r4:8291a680 [ 1335.274823][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.274866][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.274910][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb065e08 [ 1335.274934][ T32] r4:00000000 [ 1335.274955][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.275032][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1335.275078][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.275123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85274ec0 [ 1335.275169][ T32] r4:00000000 [ 1335.275204][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.275253][ T32] r9:83018005 r8:84d7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1335.275276][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.275320][ T32] r5:00001000 r4:dfa2b000 [ 1335.275341][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.275382][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.275426][ T32] r5:8526438c r4:85264000 [ 1335.275458][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.275513][ T32] r7:dddced80 r6:83018000 r5:8526438c r4:85366600 [ 1335.275557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.275640][ T32] r10:61c88647 r9:84d7a400 r8:8536662c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.275683][ T32] r4:85366600 [ 1335.275709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.275760][ T32] r10:00000000 r9:85366600 r8:80287e08 r7:eb051e60 r6:85366680 r5:84d7a400 [ 1335.275785][ T32] r4:00000001 [ 1335.275825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.278619][ T32] Exception stack(0xeb065fb0 to 0xeb065ff8) [ 1335.278705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.278739][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.278769][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.278803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.279851][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 11 printk messages dropped ** [ 1335.280263][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1335.280766][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1335.281278][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 12 printk messages dropped ** [ 1335.281889][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1335.282377][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1335.282652][ T32] r4:85366700 ** 8 printk messages dropped ** [ 1335.282953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 17 printk messages dropped ** [ 1335.284134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 17 printk messages dropped ** [ 1335.284897][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1335.284950][ T32] r4:00000001 [ 1335.285004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.285044][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1335.285071][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.285174][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.285205][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.285235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.285287][ T32] r4:84cfd540 [ 1335.285312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.285337][ T32] INFO: task kworker/0:472:4597 blocked for more than 461 seconds. [ 1335.285393][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.285420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.285442][ T32] task:kworker/0:472 state:D stack:0 pid:4597 tgid:4597 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.285487][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.285551][ T32] Call trace: [ 1335.285596][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1335.285674][ T32] r10:8291a684 r9:eb081d84 r8:00000002 r7:60000013 r6:eb081d8c r5:852ac800 [ 1335.285701][ T32] r4:852ac800 [ 1335.285748][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1335.285849][ T32] r5:852ac800 r4:8291a680 [ 1335.305368][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.305477][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.305549][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb081e08 [ 1335.305580][ T32] r4:00000000 [ 1335.305601][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.305639][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1335.305679][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.305802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85373000 [ 1335.305850][ T32] r4:00000000 [ 1335.306357][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.306434][ T32] r9:83018005 r8:852ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.306460][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.306509][ T32] r5:00001000 r4:dfc29000 [ 1335.306530][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.306570][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.306613][ T32] r5:8526478c r4:85264400 [ 1335.306633][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.306680][ T32] r7:dddced80 r6:83018000 r5:8526478c r4:85366780 [ 1335.306702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.306750][ T32] r10:61c88647 r9:852ac800 r8:853667ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.306772][ T32] r4:85366780 [ 1335.306829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.306884][ T32] r10:00000000 r9:85366780 r8:80287e08 r7:eb065e60 r6:8531d400 r5:852ac800 [ 1335.306924][ T32] r4:00000001 [ 1335.306949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.306989][ T32] Exception stack(0xeb081fb0 to 0xeb081ff8) ** 2 printk messages dropped ** [ 1335.307153][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.307913][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.308360][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 5 printk messages dropped ** [ 1335.308577][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.308859][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.309177][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.309582][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 6 printk messages dropped ** [ 1335.309888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1335.310184][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.310499][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.310868][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.311067][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1335.311170][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.311485][ T32] r10:00000000 r9:85366800 r8:80287e08 r7:eb081e60 r6:8531d480 r5:852aec00 ** 7 printk messages dropped ** [ 1335.311780][ T32] r4:85373100 ** 1 printk messages dropped ** [ 1335.312108][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.312192][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.312318][ T32] Call trace: [ 1335.312349][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.312401][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1335.312450][ T32] r4:00000000 [ 1335.312475][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.312634][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1335.312667][ T32] 5d20: 9008a000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1335.312719][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1335.312748][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1335.312771][ T32] r5:800d0013 r4:80239bb0 [ 1335.312793][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.312885][ T32] r4:82ac21e4 [ 1335.312910][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.312954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.312977][ T32] r4:e04c5dc0 [ 1335.312996][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.313126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.313153][ T32] r4:00000000 [ 1335.313174][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.313219][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.313276][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.313328][ T32] r5:00001000 r4:e00cd000 [ 1335.313352][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.313415][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.313473][ T32] r5:84f0cb8c r4:84f0c800 [ 1335.313522][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.313574][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1335.313618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.313670][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.313693][ T32] r4:84ddad80 ** 1 printk messages dropped ** [ 1335.313757][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 7 printk messages dropped ** [ 1335.314125][ T32] r4:84cfd540 ** 2 printk messages dropped ** [ 1335.314270][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.314327][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.314353][ T32] task:kworker/0:474 state:D stack:0 pid:4601 tgid:4601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.314429][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.314500][ T32] Call trace: [ 1335.314563][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1335.314637][ T32] r10:8291a684 r9:eb091d84 r8:00000002 r7:60000113 r6:eb091d8c r5:852aa400 [ 1335.314664][ T32] r4:852aa400 [ 1335.314685][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1335.314729][ T32] r5:852aa400 r4:8291a680 [ 1335.314769][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.314888][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.314937][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb091e08 [ 1335.314960][ T32] r4:00000000 [ 1335.314980][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.315015][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.315385][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.315468][ T32] r5:85264b8c r4:85264800 [ 1335.315493][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.315706][ T32] r10:61c88647 r9:852aa400 r8:853668ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1335.341268][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.342158][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.342402][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 5 printk messages dropped ** [ 1335.342690][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.342951][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.343229][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.343555][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.343759][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1335.344394][ T32] r5:852a6c00 r4:8291a680 ** 7 printk messages dropped ** [ 1335.344658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85373280 ** 8 printk messages dropped ** [ 1335.345126][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.345293][ T32] r10:61c88647 r9:852a6c00 r8:8536692c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.345354][ T32] r4:85366900 [ 1335.345410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.345460][ T32] r10:00000000 r9:85366900 r8:80287e08 r7:eb089e60 r6:8531d580 r5:852a6c00 [ 1335.345483][ T32] r4:00000001 [ 1335.345502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.345573][ T32] Exception stack(0xeb099fb0 to 0xeb099ff8) [ 1335.345604][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.345633][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.345659][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.345690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.345744][ T32] r4:85373180 [ 1335.362792][ T32] INFO: task kworker/0:475:4603 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.362913][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.363066][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.363140][ T32] Call trace: [ 1335.363174][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.363234][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1335.363294][ T32] r4:00000000 [ 1335.363320][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.363364][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1335.363396][ T32] 5d20: 90b8e000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1335.363430][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1335.363488][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1335.363517][ T32] r5:800d0013 r4:80239bb0 [ 1335.363571][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.363660][ T32] r4:82ac21e4 [ 1335.363685][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.363762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.363790][ T32] r4:e04c5dc0 [ 1335.363851][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.363899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.363922][ T32] r4:00000000 [ 1335.363944][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.364022][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.364051][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.364096][ T32] r5:00001000 r4:e00cd000 [ 1335.364118][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.364171][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.364250][ T32] r5:84f0cb8c r4:84f0c800 [ 1335.364275][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.364325][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 1 printk messages dropped ** [ 1335.364431][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1335.365423][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.365778][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a1e08 ** 8 printk messages dropped ** [ 1335.376696][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.376826][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.376975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.377396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.378403][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 8 printk messages dropped ** [ 1335.378706][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.378996][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.379216][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1335.379910][ T32] r4:84cfd540 ** 12 printk messages dropped ** [ 1335.380601][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1335.381241][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.381307][ T32] r5:85265f8c r4:85265c00 [ 1335.381339][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.381388][ T32] r7:dddced80 r6:83018000 r5:85265f8c r4:85366a00 [ 1335.381430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.381501][ T32] r10:61c88647 r9:852ae000 r8:85366a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.381530][ T32] r4:85366a00 [ 1335.381549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.381595][ T32] r10:00000000 r9:85366a00 r8:80287e08 r7:eb089e60 r6:8531d680 r5:852ae000 [ 1335.381617][ T32] r4:00000001 [ 1335.381635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.381670][ T32] Exception stack(0xeb0a9fb0 to 0xeb0a9ff8) [ 1335.381697][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.381724][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.381781][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.381849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.381902][ T32] r4:85373500 [ 1335.382300][ T32] INFO: task kworker/0:477:4607 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.382344][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.382428][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.382494][ T32] Call trace: [ 1335.382553][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.382608][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1335.382641][ T32] r4:00000000 [ 1335.382665][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1335.383058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 16 printk messages dropped ** [ 1335.383743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 17 printk messages dropped ** [ 1335.384434][ T32] r10:8291a684 r9:eb071d84 r8:00000002 r7:60000113 r6:eb071d8c r5:84d7b000 ** 17 printk messages dropped ** [ 1335.385135][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.385613][ T32] Exception stack(0xeb071fb0 to 0xeb071ff8) ** 14 printk messages dropped ** [ 1335.407960][ T32] 5d20: 91238000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 22 printk messages dropped ** [ 1335.408876][ T32] r4:84ddad80 ** 9 printk messages dropped ** [ 1335.409271][ T32] r4:84cfd540 ** 7 printk messages dropped ** [ 1335.409587][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 15 printk messages dropped ** [ 1335.410187][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.410483][ T32] r4:85366b80 ** 1 printk messages dropped ** [ 1335.410547][ T32] r10:00000000 r9:85366b80 r8:80287e08 r7:eb0a9e60 r6:85366c00 r5:84d7bc00 [ 1335.410570][ T32] r4:00000001 [ 1335.410614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.410655][ T32] Exception stack(0xeb0a5fb0 to 0xeb0a5ff8) [ 1335.410682][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.410710][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.410736][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.410764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.410823][ T32] r4:85373980 [ 1335.411137][ T32] INFO: task kworker/0:479:4610 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.411172][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.411228][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.411271][ T32] Call trace: [ 1335.411324][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.411417][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1335.411444][ T32] r4:00000000 [ 1335.411465][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.411505][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1335.411532][ T32] 5d20: 91238000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1335.411560][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1335.411585][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1335.411609][ T32] r5:800d0013 r4:80239bb0 [ 1335.411629][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.411668][ T32] r4:82ac21e4 [ 1335.411717][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.411787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.411817][ T32] r4:e04c5dc0 [ 1335.411859][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.411907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.411950][ T32] r4:00000000 [ 1335.411976][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.412023][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.412045][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.412118][ T32] r5:00001000 r4:e00cd000 [ 1335.412144][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.412209][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.412266][ T32] r5:84f0cb8c r4:84f0c800 [ 1335.412310][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.412394][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1335.412453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.412513][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1335.412902][ T32] r4:84cfd540 ** 13 printk messages dropped ** [ 1335.413399][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.413743][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.413858][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1335.413921][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.414177][ T32] r10:00000000 r9:85366c80 r8:80287e08 r7:eb0a5e60 r6:85366d00 r5:84d7d400 ** 7 printk messages dropped ** [ 1335.414447][ T32] r4:853739c0 ** 3 printk messages dropped ** [ 1335.414992][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.415233][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 5 printk messages dropped ** [ 1335.415525][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.415685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 9 printk messages dropped ** [ 1335.441336][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 6 printk messages dropped ** [ 1335.441591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1335.441984][ T32] task:kworker/0:481 state:D stack:0 pid:4615 tgid:4615 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1335.442993][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.443296][ T32] r10:61c88647 r9:84d7e000 r8:85366dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.443318][ T32] r4:85366d80 [ 1335.443357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.443428][ T32] r10:00000000 r9:85366d80 r8:80287e08 r7:eb0a5e60 r6:85366e00 r5:84d7e000 [ 1335.443455][ T32] r4:00000001 [ 1335.443475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.443542][ T32] Exception stack(0xeb0adfb0 to 0xeb0adff8) [ 1335.443573][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.443622][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.443667][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.443699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.443722][ T32] r4:85373c40 [ 1335.444182][ T32] INFO: task kworker/0:481:4615 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.444241][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.444328][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.444373][ T32] Call trace: [ 1335.444403][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.444456][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1335.444486][ T32] r4:00000000 [ 1335.444506][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.444546][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1335.444574][ T32] 5d20: 91833000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1335.444603][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1335.444649][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1335.444698][ T32] r5:800d0013 r4:80239bb0 [ 1335.444775][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.444839][ T32] r4:82ac21e4 [ 1335.444861][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.444924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.444953][ T32] r4:e04c5dc0 [ 1335.444974][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.445018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.445041][ T32] r4:00000000 [ 1335.445088][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.445167][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.445190][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.445233][ T32] r5:00001000 r4:e00cd000 [ 1335.445253][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.445292][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.445334][ T32] r5:84f0cb8c r4:84f0c800 [ 1335.445383][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.445436][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1335.445457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.445504][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.445527][ T32] r4:84ddad80 [ 1335.445565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.445616][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1335.445639][ T32] r4:00000001 [ 1335.445658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.445693][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1335.445719][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.445747][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.445774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.445881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.459447][ T32] r4:84cfd540 [ 1335.459532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.459615][ T32] INFO: task kworker/0:482:4617 blocked for more than 461 seconds. ** 2 printk messages dropped ** [ 1335.459761][ T32] task:kworker/0:482 state:D stack:0 pid:4617 tgid:4617 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.460261][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.460485][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.460712][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.460756][ T32] r5:85266b8c r4:85266800 ** 1 printk messages dropped ** [ 1335.460832][ T32] r7:dddced80 r6:83018000 r5:85266b8c r4:85366e80 ** 4 printk messages dropped ** [ 1335.461013][ T32] r10:00000000 r9:85366e80 r8:80287e08 r7:eb0a5e60 r6:85366f00 r5:84d7ec00 ** 7 printk messages dropped ** [ 1335.461399][ T32] r4:85373cc0 ** 5 printk messages dropped ** [ 1335.462296][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 8 printk messages dropped ** [ 1335.462596][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1335.462743][ T32] r4:e04c5dc0 ** 6 printk messages dropped ** [ 1335.463063][ T32] r5:00001000 r4:e00cd000 ** 6 printk messages dropped ** [ 1335.463327][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.463662][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.463953][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.464265][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1335.464642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85373f80 ** 6 printk messages dropped ** [ 1335.464984][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.465055][ T32] r5:8526778c r4:85267400 [ 1335.465111][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.465180][ T32] r7:dddced80 r6:83018000 r5:8526778c r4:85366f80 [ 1335.465227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.465289][ T32] r10:61c88647 r9:84d7c800 r8:85366fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.465335][ T32] r4:85366f80 [ 1335.465379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.465428][ T32] r10:00000000 r9:85366f80 r8:80287e08 r7:eb0a5e60 r6:8538a000 r5:84d7c800 [ 1335.465451][ T32] r4:00000001 [ 1335.465469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.465504][ T32] Exception stack(0xeb0b9fb0 to 0xeb0b9ff8) [ 1335.465550][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.465599][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.465652][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.465715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.465744][ T32] r4:8531eb40 [ 1335.480869][ T32] INFO: task kworker/0:483:4619 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.480977][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.481069][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.481150][ T32] Call trace: [ 1335.481197][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.481260][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1335.481285][ T32] r4:00000000 [ 1335.481327][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.481376][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1335.481407][ T32] 5d20: 91d8e000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1335.481446][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1335.481476][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1335.481520][ T32] r5:800d0013 r4:80239bb0 [ 1335.481546][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.481591][ T32] r4:82ac21e4 [ 1335.481611][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.481665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.481712][ T32] r4:e04c5dc0 [ 1335.481773][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.481826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.481851][ T32] r4:00000000 [ 1335.481872][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.481918][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.481940][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.482390][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1335.482927][ T32] INFO: task kworker/0:484:4620 blocked for more than 461 seconds. ** 16 printk messages dropped ** [ 1335.483619][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1335.483896][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.484210][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.484397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.485078][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.485227][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 8 printk messages dropped ** [ 1335.485549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 6 printk messages dropped ** [ 1335.485834][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.508448][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.508791][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.509445][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.510095][ T32] r5:852c8c00 r4:8291a680 ** 3 printk messages dropped ** [ 1335.510427][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.510723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e1c0 ** 6 printk messages dropped ** [ 1335.511213][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.511437][ T32] r7:dddced80 r6:83018000 r5:85267f8c r4:8538a180 ** 4 printk messages dropped ** [ 1335.511842][ T32] r10:00000000 r9:8538a180 r8:80287e08 r7:eb0b9e60 r6:8538a200 r5:852c8c00 ** 6 printk messages dropped ** [ 1335.512471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1335.514090][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 6 printk messages dropped ** [ 1335.514494][ T32] r5:800d0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.514794][ T32] r4:e04c5dc0 ** 5 printk messages dropped ** [ 1335.515123][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.515617][ T32] r4:84ddad80 ** 4 printk messages dropped ** [ 1335.515911][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 3 printk messages dropped ** [ 1335.536499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.536523][ T32] r4:84cfd540 [ 1335.536551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.536594][ T32] INFO: task kworker/0:486:4625 blocked for more than 462 seconds. [ 1335.536631][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.536656][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.536679][ T32] task:kworker/0:486 state:D stack:0 pid:4625 tgid:4625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.536737][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.536833][ T32] Call trace: [ 1335.536868][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1335.536939][ T32] r10:8291a684 r9:eb0c5d84 r8:00000002 r7:60000113 r6:eb0c5d8c r5:852c9800 [ 1335.536967][ T32] r4:852c9800 [ 1335.536988][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1335.537034][ T32] r5:852c9800 r4:8291a680 [ 1335.537064][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.537120][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.537174][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c5e08 [ 1335.537198][ T32] r4:00000000 [ 1335.537218][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.537271][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1335.537324][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.537371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e000 [ 1335.537394][ T32] r4:00000000 [ 1335.537415][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.537462][ T32] r9:83018005 r8:852c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1335.537484][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.537539][ T32] r5:00001000 r4:eab5f000 [ 1335.537564][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.537629][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.537698][ T32] r5:85267b8c r4:85267800 [ 1335.537764][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.537854][ T32] r7:dddced80 r6:83018000 r5:85267b8c r4:8538a280 [ 1335.537909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.538003][ T32] r10:61c88647 r9:852c9800 r8:8538a2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.538034][ T32] r4:8538a280 [ 1335.538061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.538112][ T32] r10:00000000 r9:8538a280 r8:80287e08 r7:eb0bde60 r6:8538a300 r5:852c9800 [ 1335.538158][ T32] r4:00000001 [ 1335.538191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.538235][ T32] Exception stack(0xeb0c5fb0 to 0xeb0c5ff8) [ 1335.538263][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.538291][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.538317][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.538346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.538368][ T32] r4:8538e100 [ 1335.538844][ T32] INFO: task kworker/0:486:4625 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.538910][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.538971][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.539099][ T32] Call trace: [ 1335.539135][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1335.539334][ T32] 5d20: 9244d000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 7 printk messages dropped ** [ 1335.539645][ T32] r4:e04c5dc0 ** 3 printk messages dropped ** [ 1335.539787][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1335.540227][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1335.540494][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.540849][ T32] task:kworker/0:487 state:D stack:0 pid:4627 tgid:4627 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.541271][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c9e08 ** 5 printk messages dropped ** [ 1335.541501][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.541743][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.541907][ T32] r7:dddced80 r6:83018000 r5:8527038c r4:8538a380 ** 4 printk messages dropped ** [ 1335.542276][ T32] r10:00000000 r9:8538a380 r8:80287e08 r7:eb0bde60 r6:8538a400 r5:852ca400 ** 9 printk messages dropped ** [ 1335.542842][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1335.543307][ T32] r5:800d0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.543584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 9 printk messages dropped ** [ 1335.543987][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 6 printk messages dropped ** [ 1335.544234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1335.544478][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1335.544795][ T32] r4:852cb000 ** 4 printk messages dropped ** [ 1335.545008][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0cde08 ** 5 printk messages dropped ** [ 1335.545214][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.545413][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.545455][ T32] r5:8527078c r4:85270400 [ 1335.545475][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.545520][ T32] r7:dddced80 r6:83018000 r5:8527078c r4:8538a480 [ 1335.545540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.545586][ T32] r10:61c88647 r9:852cb000 r8:8538a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.545630][ T32] r4:8538a480 [ 1335.545662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.545732][ T32] r10:00000000 r9:8538a480 r8:80287e08 r7:eb0c9e60 r6:8538a500 r5:852cb000 [ 1335.545758][ T32] r4:00000001 [ 1335.545827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.576406][ T32] Exception stack(0xeb0cdfb0 to 0xeb0cdff8) [ 1335.576502][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.576657][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.576693][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.576831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.576891][ T32] r4:8538e280 [ 1335.577371][ T32] INFO: task kworker/0:488:4629 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.577412][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.577590][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.577686][ T32] Call trace: [ 1335.577784][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.577879][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1335.578065][ T32] r4:00000000 [ 1335.578101][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.578152][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1335.578184][ T32] 5d20: 92ef1000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1335.578215][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1335.578241][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1335.578279][ T32] r5:800d0013 r4:80239bb0 [ 1335.578305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.578371][ T32] r4:82ac21e4 [ 1335.578397][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.578449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.578505][ T32] r4:e04c5dc0 [ 1335.578556][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.578606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.578631][ T32] r4:00000000 [ 1335.578680][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.578749][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.578776][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.578851][ T32] r5:00001000 r4:e00cd000 [ 1335.578909][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.578956][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.579002][ T32] r5:84f0cb8c r4:84f0c800 [ 1335.579023][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.579080][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1335.579104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.579153][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.579177][ T32] r4:84ddad80 [ 1335.579218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.579270][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1335.579309][ T32] r4:00000001 [ 1335.579349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.579390][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1335.579444][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.579492][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.579522][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.579561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.579607][ T32] r4:84cfd540 [ 1335.579660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.579695][ T32] INFO: task kworker/0:489:4631 blocked for more than 462 seconds. [ 1335.579752][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.579804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.579833][ T32] task:kworker/0:489 state:D stack:0 pid:4631 tgid:4631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.579880][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.579943][ T32] Call trace: [ 1335.579980][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1335.580029][ T32] r10:8291a684 r9:eb0d9d84 r8:00000002 r7:60000113 r6:eb0d9d8c r5:853a0000 [ 1335.580079][ T32] r4:853a0000 [ 1335.580113][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1335.580196][ T32] r5:853a0000 r4:8291a680 [ 1335.580220][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.580273][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.580319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d9e08 [ 1335.580342][ T32] r4:00000000 [ 1335.580361][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.580396][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1335.580430][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.580496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e700 [ 1335.580523][ T32] r4:00000000 [ 1335.580580][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.580629][ T32] r9:83018005 r8:853a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1335.580676][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.580764][ T32] r5:00001000 r4:eac15000 [ 1335.580798][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.580870][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.580917][ T32] r5:85270f8c r4:85270c00 [ 1335.580937][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.581263][ T32] r10:00000000 r9:8538a580 r8:80287e08 r7:eb0cde60 r6:8531d700 r5:853a0000 ** 6 printk messages dropped ** [ 1335.581537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.582198][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.582355][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 5 printk messages dropped ** [ 1335.582563][ T32] r4:e04c5dc0 ** 5 printk messages dropped ** [ 1335.582897][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.583277][ T32] r4:84ddad80 ** 3 printk messages dropped ** [ 1335.583390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1335.583584][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1335.583768][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1335.583966][ T32] r10:8291a684 r9:eb0ddd84 r8:00000002 r7:60000113 r6:eb0ddd8c r5:853a0c00 ** 6 printk messages dropped ** [ 1335.584203][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.584341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e640 ** 6 printk messages dropped ** [ 1335.584590][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.584714][ T32] r7:dddced80 r6:83018000 r5:85270b8c r4:8538a600 ** 4 printk messages dropped ** [ 1335.584876][ T32] r10:00000000 r9:8538a600 r8:80287e08 r7:eb0d9e60 r6:8531d780 r5:853a0c00 [ 1335.584898][ T32] r4:00000001 [ 1335.584925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.584993][ T32] Exception stack(0xeb0ddfb0 to 0xeb0ddff8) [ 1335.585023][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.585052][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.585083][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.585141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.585170][ T32] r4:8538e440 [ 1335.585473][ T32] INFO: task kworker/0:490:4632 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.585552][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.585611][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.585654][ T32] Call trace: [ 1335.585724][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.585779][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1335.585836][ T32] r4:00000000 [ 1335.608347][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.608514][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1335.608553][ T32] 5d20: 9341e000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1335.608584][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1335.608610][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1335.608668][ T32] r5:800d0013 r4:80239bb0 [ 1335.608696][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.608772][ T32] r4:82ac21e4 [ 1335.608798][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.608847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.608871][ T32] r4:e04c5dc0 [ 1335.608890][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.608933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.608955][ T32] r4:00000000 [ 1335.608975][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.609021][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.609044][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.609098][ T32] r5:00001000 r4:e00cd000 [ 1335.609120][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.609160][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.609203][ T32] r5:84f0cb8c r4:84f0c800 [ 1335.609224][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.609284][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1335.609310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.609382][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.609411][ T32] r4:84ddad80 [ 1335.609431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.609479][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1335.609527][ T32] r4:00000001 [ 1335.609551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.609588][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1335.609615][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.609643][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.609669][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.609697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.609719][ T32] r4:84cfd540 [ 1335.609742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.609773][ T32] INFO: task kworker/0:491:4634 blocked for more than 462 seconds. [ 1335.609835][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.609869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.609894][ T32] task:kworker/0:491 state:D stack:0 pid:4634 tgid:4634 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.610003][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.610118][ T32] Call trace: [ 1335.610158][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1335.610209][ T32] r10:8291a684 r9:eb0e5d84 r8:00000002 r7:60000013 r6:eb0e5d8c r5:853a2400 [ 1335.610233][ T32] r4:853a2400 [ 1335.610252][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1335.610294][ T32] r5:853a2400 r4:8291a680 [ 1335.610314][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.610353][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.610395][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e5e08 [ 1335.610418][ T32] r4:00000000 [ 1335.610438][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.610473][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1335.610507][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.610548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e940 [ 1335.610628][ T32] r4:00000000 [ 1335.610654][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.610699][ T32] r9:83018005 r8:853a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1335.610720][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.610851][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.610893][ T32] r5:8527138c r4:85271000 [ 1335.610913][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.611144][ T32] r10:00000000 r9:8538a680 r8:80287e08 r7:eb0d9e60 r6:8531d800 r5:853a2400 ** 6 printk messages dropped ** [ 1335.611348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.612365][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 5 printk messages dropped ** [ 1335.612613][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.612793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 9 printk messages dropped ** [ 1335.613376][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 5 printk messages dropped ** [ 1335.613554][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.613771][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1335.614017][ T32] task:kworker/0:492 state:D stack:0 pid:4636 tgid:4636 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.614508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 [ 1335.614533][ T32] r4:00000000 [ 1335.614554][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.614591][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1335.614626][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.614666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538ea40 [ 1335.614688][ T32] r4:00000000 [ 1335.614729][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.614781][ T32] r9:83018005 r8:853a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1335.614806][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.614852][ T32] r5:00001000 r4:eacbb000 [ 1335.614911][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.614976][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.615024][ T32] r5:8527178c r4:85271400 [ 1335.615044][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.615097][ T32] r7:dddced80 r6:83018000 r5:8527178c r4:8538a700 [ 1335.615197][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.615270][ T32] r10:61c88647 r9:853a1800 r8:8538a72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.615317][ T32] r4:8538a700 [ 1335.615372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.615442][ T32] r10:00000000 r9:8538a700 r8:80287e08 r7:eb0e5e60 r6:8531d880 r5:853a1800 [ 1335.615469][ T32] r4:00000001 [ 1335.615489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.615525][ T32] Exception stack(0xeb0edfb0 to 0xeb0edff8) [ 1335.615551][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.615579][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.615605][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.615635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.615669][ T32] r4:8538e740 [ 1335.631678][ T32] INFO: task kworker/0:492:4636 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.631784][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1335.632122][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1335.632551][ T32] r4:e04c5dc0 ** 6 printk messages dropped ** [ 1335.632880][ T32] r5:00001000 r4:e00cd000 [ 1335.632903][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.632943][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.633009][ T32] r5:84f0cb8c r4:84f0c800 [ 1335.633060][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.633171][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1335.633199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.633263][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.633311][ T32] r4:84ddad80 [ 1335.633335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.633384][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1335.633428][ T32] r4:00000001 [ 1335.633472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.633534][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1335.633566][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.633622][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.633653][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.633683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.633705][ T32] r4:84cfd540 [ 1335.633746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.633802][ T32] INFO: task kworker/0:493:4639 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1335.634302][ T32] r5:853a3c00 r4:8291a680 ** 7 printk messages dropped ** [ 1335.634661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538ec80 ** 6 printk messages dropped ** [ 1335.634982][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1335.635596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1335.650021][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.650229][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1335.650685][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1335.650919][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1335.651090][ T32] r4:84cfd540 [ 1335.651114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.651170][ T32] INFO: task kworker/0:494:4642 blocked for more than 462 seconds. [ 1335.651217][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.651242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.651264][ T32] task:kworker/0:494 state:D stack:0 pid:4642 tgid:4642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.651335][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.651379][ T32] Call trace: [ 1335.651410][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1335.651459][ T32] r10:8291a684 r9:eb0fdd84 r8:00000002 r7:60000113 r6:eb0fdd8c r5:853a6000 [ 1335.651493][ T32] r4:853a6000 [ 1335.651518][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1335.651563][ T32] r5:853a6000 r4:8291a680 [ 1335.651592][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.651638][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.651682][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0fde08 [ 1335.651726][ T32] r4:00000000 [ 1335.651790][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.651851][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1335.651892][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.651956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538eb00 [ 1335.651982][ T32] r4:00000000 [ 1335.652003][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.652078][ T32] r9:83018005 r8:853a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1335.652105][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.652151][ T32] r5:00001000 r4:ead17000 [ 1335.652171][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.652209][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.652251][ T32] r5:85271b8c r4:85271800 [ 1335.652271][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.652315][ T32] r7:dddced80 r6:83018000 r5:85271b8c r4:8538a800 [ 1335.652335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.652413][ T32] r10:61c88647 r9:853a6000 r8:8538a82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.652460][ T32] r4:8538a800 [ 1335.652483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.652528][ T32] r10:00000000 r9:8538a800 r8:80287e08 r7:eb0f1e60 r6:8531d980 r5:853a6000 ** 4 printk messages dropped ** [ 1335.652688][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1335.653751][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1335.654245][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1335.654923][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1335.655208][ T32] r4:853a6c00 [ 1335.655228][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1335.655282][ T32] r5:853a6c00 r4:8291a680 [ 1335.655307][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.655349][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.655392][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb101e08 [ 1335.655415][ T32] r4:00000000 [ 1335.655434][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.655468][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1335.655502][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.655564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538ed40 [ 1335.655603][ T32] r4:00000000 [ 1335.655624][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.655670][ T32] r9:83018005 r8:853a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1335.655692][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.655757][ T32] r5:00001000 r4:eae55000 [ 1335.655791][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.679110][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1335.679311][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 17 printk messages dropped ** [ 1335.680382][ T32] Call trace: ** 10 printk messages dropped ** [ 1335.680842][ T32] r4:82ac21e4 [ 1335.680862][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.680927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.680964][ T32] r4:e04c5dc0 [ 1335.681020][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.681077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.681102][ T32] r4:00000000 [ 1335.681123][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.681171][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.681218][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.681609][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1335.682325][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1335.683128][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.683409][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1335.683873][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1335.684862][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.685153][ T32] r4:00000000 [ 1335.685198][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.685249][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.685270][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.685313][ T32] r5:00001000 r4:e00cd000 [ 1335.685362][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1335.685609][ T32] r4:84ddad80 ** 6 printk messages dropped ** [ 1335.696367][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1335.697028][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1335.697536][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.697910][ T32] r4:8538a980 ** 7 printk messages dropped ** [ 1335.698244][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.699134][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 12 printk messages dropped ** [ 1335.699541][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 14 printk messages dropped ** [ 1335.700199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1335.700794][ T32] r10:8291a684 r9:eb115d84 r8:00000002 r7:60000113 r6:eb115d8c r5:8529ec00 ** 16 printk messages dropped ** [ 1335.701558][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1335.701712][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.701763][ T32] r7:dddced80 r6:83018000 r5:85272b8c r4:8538aa00 [ 1335.701808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.701859][ T32] r10:61c88647 r9:8529ec00 r8:8538aa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.701881][ T32] r4:8538aa00 [ 1335.701928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.702022][ T32] r10:00000000 r9:8538aa00 r8:80287e08 r7:eb10de60 r6:8531db80 r5:8529ec00 [ 1335.702049][ T32] r4:00000001 [ 1335.702074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.702138][ T32] Exception stack(0xeb115fb0 to 0xeb115ff8) [ 1335.702170][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.702199][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.702235][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.702270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.702293][ T32] r4:8538ed80 [ 1335.702592][ T32] INFO: task kworker/0:498:4648 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.702636][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.702749][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.702797][ T32] Call trace: [ 1335.702827][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.702878][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1335.702901][ T32] r4:00000000 [ 1335.702921][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.702961][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1335.702989][ T32] 5d20: 941bf000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1335.703019][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1335.703043][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1335.703074][ T32] r5:800d0013 r4:80239bb0 [ 1335.703094][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.703135][ T32] r4:82ac21e4 [ 1335.703166][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.703223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.703247][ T32] r4:e04c5dc0 [ 1335.703298][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.703345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.703397][ T32] r4:00000000 [ 1335.703423][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.703469][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.703513][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.703691][ T32] r5:84f0cb8c r4:84f0c800 ** 11 printk messages dropped ** [ 1335.704148][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1335.704900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb11de08 ** 11 printk messages dropped ** [ 1335.705357][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.705609][ T32] r4:8538aa80 ** 6 printk messages dropped ** [ 1335.732544][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.733401][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.733700][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 5 printk messages dropped ** [ 1335.734013][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.734202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 6 printk messages dropped ** [ 1335.734472][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.734517][ T32] r5:84f0cb8c r4:84f0c800 [ 1335.734539][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.734588][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1335.734609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.734656][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.734709][ T32] r4:84ddad80 [ 1335.734733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.734802][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1335.734830][ T32] r4:00000001 [ 1335.734849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.734885][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1335.734941][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.734995][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.735027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.735062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.735095][ T32] r4:84cfd540 [ 1335.735121][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.735153][ T32] INFO: task kworker/0:500:4653 blocked for more than 462 seconds. [ 1335.735187][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.735212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.735233][ T32] task:kworker/0:500 state:D stack:0 pid:4653 tgid:4653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.735280][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.735378][ T32] Call trace: [ 1335.735413][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1335.735462][ T32] r10:8291a684 r9:eb12dd84 r8:00000002 r7:60000013 r6:eb12dd8c r5:853a8c00 [ 1335.735486][ T32] r4:853a8c00 [ 1335.735522][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1335.735570][ T32] r5:853a8c00 r4:8291a680 [ 1335.735610][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.735656][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.735699][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb12de08 [ 1335.735722][ T32] r4:00000000 [ 1335.735741][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.735774][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1335.735898][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.749255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d8580 [ 1335.749326][ T32] r4:00000000 [ 1335.749355][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.749429][ T32] r9:83018005 r8:853a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1335.749452][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.749591][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.750002][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1335.750962][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1335.751467][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1335.751773][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1335.752384][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1335.752459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.752482][ T32] r4:84cfd540 [ 1335.752523][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.752558][ T32] INFO: task kworker/0:501:4655 blocked for more than 462 seconds. [ 1335.752592][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.752618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.752640][ T32] task:kworker/0:501 state:D stack:0 pid:4655 tgid:4655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.752690][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.752761][ T32] Call trace: [ 1335.752794][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1335.752849][ T32] r10:8291a684 r9:eb139d84 r8:00000002 r7:60000113 r6:eb139d8c r5:853aa400 [ 1335.752916][ T32] r4:853aa400 [ 1335.752942][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1335.753008][ T32] r5:853aa400 r4:8291a680 [ 1335.753034][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.753084][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.753128][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb139e08 ** 10 printk messages dropped ** [ 1335.753445][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.753636][ T32] r7:dddced80 r6:83018000 r5:8527378c r4:8538ab80 ** 10 printk messages dropped ** [ 1335.754096][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1335.754905][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 3 printk messages dropped ** [ 1335.755051][ T32] r4:82ac21e4 [ 1335.755080][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.755149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.755177][ T32] r4:e04c5dc0 [ 1335.755196][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.755240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.755271][ T32] r4:00000000 [ 1335.755292][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1335.755427][ T32] r5:00001000 r4:e00cd000 ** 10 printk messages dropped ** [ 1335.768187][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.768521][ T32] r4:84cfd540 ** 7 printk messages dropped ** [ 1335.768941][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 13 printk messages dropped ** [ 1335.769526][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.769732][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1335.770357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 17 printk messages dropped ** [ 1335.771564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 18 printk messages dropped ** [ 1335.772267][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1335.772648][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 12 printk messages dropped ** [ 1335.773269][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1335.773804][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.774126][ T32] r4:8538ac80 ** 8 printk messages dropped ** [ 1335.774435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1335.775337][ T32] r5:800d0013 r4:80239bb0 ** 12 printk messages dropped ** [ 1335.802133][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1335.802884][ T32] r4:84cfd540 ** 4 printk messages dropped ** [ 1335.803069][ T32] task:kworker/0:504 state:D stack:0 pid:4666 tgid:4666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.803158][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.803219][ T32] Call trace: [ 1335.803299][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1335.803358][ T32] r10:8291a684 r9:eb155d84 r8:00000002 r7:60000113 r6:eb155d8c r5:852ce000 [ 1335.803410][ T32] r4:852ce000 [ 1335.803436][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1335.803480][ T32] r5:852ce000 r4:8291a680 [ 1335.803544][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.803590][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.803655][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb155e08 [ 1335.803682][ T32] r4:00000000 [ 1335.803702][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.803759][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1335.803829][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.803876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d8a40 [ 1335.803922][ T32] r4:00000000 [ 1335.803946][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.803995][ T32] r9:83018005 r8:852ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1335.804016][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.804064][ T32] r5:00001000 r4:dfd97000 [ 1335.804107][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.804176][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.804225][ T32] r5:85418b8c r4:85418800 [ 1335.804277][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.804356][ T32] r7:dddced80 r6:83018000 r5:85418b8c r4:8538ad80 [ 1335.804381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.804428][ T32] r10:61c88647 r9:852ce000 r8:8538adac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.804451][ T32] r4:8538ad80 [ 1335.804475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.804521][ T32] r10:00000000 r9:8538ad80 r8:80287e08 r7:eb0d1e60 r6:8538ae00 r5:852ce000 [ 1335.804565][ T32] r4:00000001 [ 1335.804621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.804678][ T32] Exception stack(0xeb155fb0 to 0xeb155ff8) [ 1335.804709][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.804760][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.804816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.804849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.804900][ T32] r4:853d8b80 [ 1335.805366][ T32] INFO: task kworker/0:504:4666 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.805403][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.805476][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.805702][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 12 printk messages dropped ** [ 1335.819428][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1335.819865][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1335.820111][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 4 printk messages dropped ** [ 1335.820331][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1335.820523][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.820818][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.821112][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.821296][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.821462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.821818][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.822762][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.822907][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 7 printk messages dropped ** [ 1335.823223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 9 printk messages dropped ** [ 1335.823615][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1335.823659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.823732][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.823780][ T32] r4:84ddad80 [ 1335.823804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.823882][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1335.823925][ T32] r4:00000001 [ 1335.823946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.823983][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1335.824010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.824038][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.824072][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.824102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.824124][ T32] r4:84cfd540 [ 1335.824145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.824192][ T32] INFO: task kworker/0:506:4668 blocked for more than 462 seconds. [ 1335.824226][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.824272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.824298][ T32] task:kworker/0:506 state:D stack:0 pid:4668 tgid:4668 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.824358][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.824401][ T32] Call trace: [ 1335.824501][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1335.824576][ T32] r10:8291a684 r9:eb15dd84 r8:00000002 r7:60000113 r6:eb15dd8c r5:852cd400 [ 1335.824603][ T32] r4:852cd400 [ 1335.824624][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1335.824680][ T32] r5:852cd400 r4:8291a680 [ 1335.824764][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.824828][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.824894][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb15de08 [ 1335.824921][ T32] r4:00000000 [ 1335.824963][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.825025][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1335.825093][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.825168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d8d40 ** 6 printk messages dropped ** [ 1335.825470][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1335.825793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1335.848155][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 17 printk messages dropped ** [ 1335.849304][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1335.850322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1335.851112][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb161e08 ** 5 printk messages dropped ** [ 1335.851338][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.851717][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.851771][ T32] r5:85418f8c r4:85418c00 ** 2 printk messages dropped ** [ 1335.851857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.852458][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.853182][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.853520][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 5 printk messages dropped ** [ 1335.853769][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.854024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 11 printk messages dropped ** [ 1335.854776][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.855339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.855739][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.891712][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.892716][ T32] r5:00001000 r4:ead81000 ** 1 printk messages dropped ** [ 1335.892847][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.893048][ T32] r5:85419b8c r4:85419800 [ 1335.893102][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.893201][ T32] r7:dddced80 r6:83018000 r5:85419b8c r4:853ef180 [ 1335.893251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.893345][ T32] r10:61c88647 r9:852d8000 r8:853ef1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.893395][ T32] r4:853ef180 [ 1335.893440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.893802][ T32] r10:00000000 r9:853ef180 r8:80287e08 r7:eb15de60 r6:853ef200 r5:852d8000 [ 1335.893948][ T32] r4:00000001 [ 1335.894020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.894111][ T32] Exception stack(0xeb169fb0 to 0xeb169ff8) [ 1335.894175][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.894237][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.894293][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.894354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.894406][ T32] r4:853d8b80 [ 1335.895212][ T32] INFO: task kworker/0:508:4671 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.895291][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.895487][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.895807][ T32] Call trace: [ 1335.906410][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.906534][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1335.906566][ T32] r4:00000000 [ 1335.906589][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.906634][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1335.906667][ T32] 5d20: 9656a000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1335.906696][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1335.906744][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1335.906773][ T32] r5:800d0013 r4:80239bb0 [ 1335.906828][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.906899][ T32] r4:82ac21e4 [ 1335.906926][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.906994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.907042][ T32] r4:e04c5dc0 [ 1335.907074][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.907121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.907144][ T32] r4:00000000 [ 1335.907164][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.907212][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.907234][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.907280][ T32] r5:00001000 r4:e00cd000 [ 1335.907320][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.907399][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.907447][ T32] r5:84f0cb8c r4:84f0c800 [ 1335.907468][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.907516][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1335.907536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.907593][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.907619][ T32] r4:84ddad80 [ 1335.907656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.907717][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1335.907744][ T32] r4:00000001 [ 1335.907774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.907813][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1335.907840][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.907890][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1335.907952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 1335.908700][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1335.909075][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.909554][ T32] Exception stack(0xeb16dfb0 to 0xeb16dff8) ** 14 printk messages dropped ** [ 1335.910663][ T32] 5d20: 9656a000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 4 printk messages dropped ** [ 1335.910832][ T32] r4:82ac21e4 [ 1335.910852][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.910893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.910915][ T32] r4:e04c5dc0 [ 1335.910935][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.910986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.911016][ T32] r4:00000000 [ 1335.911051][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.911130][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.911182][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.911233][ T32] r5:00001000 r4:e00cd000 [ 1335.911255][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.911295][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.911337][ T32] r5:84f0cb8c r4:84f0c800 [ 1335.911387][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.911609][ T32] r4:84ddad80 ** 8 printk messages dropped ** [ 1335.911890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1335.912169][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1335.912471][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.912639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dfec0 ** 6 printk messages dropped ** [ 1335.912854][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.912914][ T32] r5:85338b8c r4:85338800 ** 2 printk messages dropped ** [ 1335.913029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1335.913213][ T32] r4:00000001 [ 1335.913231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.913266][ T32] Exception stack(0xeb179fb0 to 0xeb179ff8) [ 1335.913305][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.913364][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.913395][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.913445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.913472][ T32] r4:853dfe80 [ 1335.913763][ T32] INFO: task kworker/1:264:4675 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.913797][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.913888][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.913932][ T32] Call trace: [ 1335.914055][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.914114][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1335.914139][ T32] r4:00000000 [ 1335.914179][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.914223][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1335.914269][ T32] 5d20: 9656a000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1335.914327][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1335.914356][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1335.914380][ T32] r5:800d0013 r4:80239bb0 [ 1335.914411][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.914465][ T32] r4:82ac21e4 [ 1335.914497][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.914541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1335.914564][ T32] r4:e04c5dc0 [ 1335.914595][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.914640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1335.914662][ T32] r4:00000000 [ 1335.914682][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.914727][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.914747][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.914789][ T32] r5:00001000 r4:e00cd000 [ 1335.914820][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.914878][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1335.915147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1335.915441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1335.915671][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.946497][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.946921][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.947053][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.947112][ T32] r5:8533978c r4:85339400 ** 2 printk messages dropped ** [ 1335.947230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.947671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.948807][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 13 printk messages dropped ** [ 1335.949501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 4 printk messages dropped ** [ 1335.949752][ T32] r5:00001000 r4:e00cd000 [ 1335.949804][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.949880][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.949979][ T32] r5:84f0cb8c r4:84f0c800 [ 1335.950038][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.950097][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1335.950144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.950208][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.950235][ T32] r4:84ddad80 [ 1335.950254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.950299][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1335.950360][ T32] r4:00000001 [ 1335.950382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.950418][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1335.950454][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.950515][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.950545][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.950595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.950643][ T32] r4:84cfd540 [ 1335.950691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.950725][ T32] INFO: task kworker/1:266:4678 blocked for more than 462 seconds. [ 1335.950781][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.950825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1335.951124][ T32] r10:8291a684 r9:eb185d84 r8:00000002 r7:60000113 r6:eb185d8c r5:852dbc00 ** 11 printk messages dropped ** [ 1335.951581][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.951836][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1335.952072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1335.952848][ T32] Call trace: ** 12 printk messages dropped ** [ 1335.953349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 17 printk messages dropped ** [ 1335.954147][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 16 printk messages dropped ** [ 1335.954782][ T32] r10:8291a684 r9:eb18dd84 r8:00000002 r7:60000013 r6:eb18dd8c r5:852db000 ** 17 printk messages dropped ** [ 1335.955406][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.955740][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.978789][ T32] r4:853dffc0 ** 8 printk messages dropped ** [ 1335.979795][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 14 printk messages dropped ** [ 1335.980502][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1335.981292][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.981751][ T32] r10:8291a684 r9:eb195d84 r8:00000002 r7:60000113 r6:eb195d8c r5:852dc800 ** 4 printk messages dropped ** [ 1335.981981][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.982099][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb195e08 [ 1335.982137][ T32] r4:00000000 [ 1335.982158][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1335.982197][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1335.982232][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1335.982272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ec040 [ 1335.982295][ T32] r4:00000000 [ 1335.982315][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1335.982358][ T32] r9:83018205 r8:852dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.982379][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1335.982421][ T32] r5:00001000 r4:eadf3000 [ 1335.982482][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1335.982558][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.982605][ T32] r5:85339f8c r4:85339c00 [ 1335.982625][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.982670][ T32] r7:ddde2d80 r6:83018200 r5:85339f8c r4:853e5000 [ 1335.982690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.982736][ T32] r10:61c88647 r9:852dc800 r8:853e502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.982759][ T32] r4:853e5000 [ 1335.982777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.982826][ T32] r10:00000000 r9:853e5000 r8:80287e08 r7:eb181e60 r6:853ef580 r5:852dc800 [ 1335.982872][ T32] r4:00000001 [ 1335.982925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.982965][ T32] Exception stack(0xeb195fb0 to 0xeb195ff8) [ 1335.983015][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.983077][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.983135][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.983200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.983226][ T32] r4:853df600 [ 1335.983543][ T32] INFO: task kworker/1:268:4682 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1335.983596][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1335.983703][ T32] Call trace: ** 9 printk messages dropped ** [ 1335.984108][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 19 printk messages dropped ** [ 1335.985093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1335.985686][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1336.008701][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1336.008971][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1336.009571][ T32] r4:853df000 ** 10 printk messages dropped ** [ 1336.010475][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 21 printk messages dropped ** [ 1336.011351][ T32] r4:84ddad80 ** 9 printk messages dropped ** [ 1336.011626][ T32] r4:84cfd540 ** 11 printk messages dropped ** [ 1336.012207][ T32] r5:852dec00 r4:8291a680 [ 1336.012228][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.012299][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.012348][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb191e08 [ 1336.012371][ T32] r4:00000000 [ 1336.012420][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.012462][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.012497][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.012539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85394a80 [ 1336.012561][ T32] r4:00000000 [ 1336.012581][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.012664][ T32] r9:83018005 r8:852dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1336.012690][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.012733][ T32] r5:00001000 r4:ea9eb000 [ 1336.012753][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.012792][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.012836][ T32] r5:8541a78c r4:8541a400 [ 1336.012908][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.012964][ T32] r7:dddced80 r6:83018000 r5:8541a78c r4:853ef680 [ 1336.012988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.013035][ T32] r10:61c88647 r9:852dec00 r8:853ef6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.013065][ T32] r4:853ef680 [ 1336.013084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.013129][ T32] r10:00000000 r9:853ef680 r8:80287e08 r7:eb169e60 r6:853ef700 r5:852dec00 [ 1336.013183][ T32] r4:00000001 [ 1336.013206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.013264][ T32] Exception stack(0xeb191fb0 to 0xeb191ff8) [ 1336.013294][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.013324][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.013351][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.013381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.013404][ T32] r4:853eb640 [ 1336.013735][ T32] INFO: task kworker/0:510:4687 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.013773][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.013857][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.013905][ T32] Call trace: [ 1336.013984][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.014078][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.014137][ T32] r4:00000000 [ 1336.014160][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.014202][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.014230][ T32] 5d20: 97ef2000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.014259][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.014284][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.014307][ T32] r5:800d0013 r4:80239bb0 [ 1336.014355][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.014401][ T32] r4:82ac21e4 [ 1336.014422][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1336.014618][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.014851][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.015176][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 7 printk messages dropped ** [ 1336.015463][ T32] r4:84cfd540 ** 4 printk messages dropped ** [ 1336.015690][ T32] task:kworker/0:511 state:D stack:0 pid:4688 tgid:4688 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.029810][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1336.030091][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.030340][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.030387][ T32] r5:8541a38c r4:8541a000 [ 1336.030408][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.030489][ T32] r7:dddced80 r6:83018000 r5:8541a38c r4:853ef780 [ 1336.030518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.030568][ T32] r10:61c88647 r9:852dd400 r8:853ef7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.030621][ T32] r4:853ef780 [ 1336.030645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.030693][ T32] r10:00000000 r9:853ef780 r8:80287e08 r7:eb191e60 r6:853ef800 r5:852dd400 [ 1336.030715][ T32] r4:00000001 [ 1336.030735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.030772][ T32] Exception stack(0xeb199fb0 to 0xeb199ff8) [ 1336.030803][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.030831][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.030858][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.030886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.030908][ T32] r4:853eb640 [ 1336.031368][ T32] INFO: task kworker/0:511:4688 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.031406][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.031477][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.031523][ T32] Call trace: [ 1336.031589][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.031644][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.031667][ T32] r4:00000000 [ 1336.031687][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.031727][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.031755][ T32] 5d20: 97ef2000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.031818][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.031848][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.031873][ T32] r5:800d0013 r4:80239bb0 [ 1336.031893][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.031935][ T32] r4:82ac21e4 [ 1336.031975][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.032025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.032054][ T32] r4:e04c5dc0 [ 1336.032093][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.032141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.032164][ T32] r4:00000000 [ 1336.032216][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.032266][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.032288][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.032330][ T32] r5:00001000 r4:e00cd000 [ 1336.032363][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.032407][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.032450][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.032471][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.032517][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.032559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.032611][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.032655][ T32] r4:84ddad80 [ 1336.032700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.032774][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.032802][ T32] r4:00000001 [ 1336.032822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.032871][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.032900][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.032929][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.032957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.033005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.033033][ T32] r4:84cfd540 [ 1336.033102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.033146][ T32] INFO: task kworker/1:270:4691 blocked for more than 462 seconds. [ 1336.033181][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.033207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.033227][ T32] task:kworker/1:270 state:D stack:0 pid:4691 tgid:4691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.033286][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.033329][ T32] Call trace: [ 1336.033361][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.033409][ T32] r10:8291a684 r9:eb1a5d84 r8:00000002 r7:60000113 r6:eb1a5d8c r5:84dc1800 [ 1336.033441][ T32] r4:84dc1800 [ 1336.033466][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.033509][ T32] r5:84dc1800 r4:8291a680 [ 1336.033538][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.033581][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.033624][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a5e08 [ 1336.033667][ T32] r4:00000000 [ 1336.033717][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.033775][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1336.033857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ec1c0 ** 4 printk messages dropped ** [ 1336.034087][ T32] r5:00001000 r4:eae0b000 ** 1 printk messages dropped ** [ 1336.034197][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.034243][ T32] r5:8533a38c r4:8533a000 [ 1336.034273][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.034329][ T32] r7:ddde2d80 r6:83018200 r5:8533a38c r4:853e5100 [ 1336.034353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.034409][ T32] r10:61c88647 r9:84dc1800 r8:853e512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.034447][ T32] r4:853e5100 [ 1336.034475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.034546][ T32] r10:00000000 r9:853e5100 r8:80287e08 r7:eb195e60 r6:853ef880 r5:84dc1800 [ 1336.034582][ T32] r4:00000001 [ 1336.034613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.034654][ T32] Exception stack(0xeb1a5fb0 to 0xeb1a5ff8) [ 1336.034691][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.034731][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.034792][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.034835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.034860][ T32] r4:853ec0c0 [ 1336.035166][ T32] INFO: task kworker/1:270:4691 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.035202][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.035285][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.035352][ T32] Call trace: [ 1336.035383][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.035455][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.035483][ T32] r4:00000000 [ 1336.035503][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.035553][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.035586][ T32] 5d20: 97ef2000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.035615][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.035663][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.035693][ T32] r5:800d0013 r4:80239bb0 [ 1336.035723][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.035777][ T32] r4:82ac21e4 [ 1336.035801][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.035872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.053729][ T32] r4:e04c5dc0 [ 1336.053778][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.053856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.053912][ T32] r4:00000000 [ 1336.054025][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.054103][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.054129][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.054209][ T32] r5:00001000 r4:e00cd000 [ 1336.054264][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.054315][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.054358][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.054378][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.054456][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.054487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.054537][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.054611][ T32] r4:84ddad80 [ 1336.054665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.054717][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.054763][ T32] r4:00000001 [ 1336.054787][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.054849][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.054906][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.054944][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.054973][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.055002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.055049][ T32] r4:84cfd540 [ 1336.055080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.055111][ T32] INFO: task kworker/1:271:4693 blocked for more than 462 seconds. [ 1336.055145][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.055169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.055213][ T32] task:kworker/1:271 state:D stack:0 pid:4693 tgid:4693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.055286][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.055357][ T32] Call trace: [ 1336.055407][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 11 printk messages dropped ** [ 1336.060514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ec4c0 ** 6 printk messages dropped ** [ 1336.060884][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1336.062081][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1336.062599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 21 printk messages dropped ** [ 1336.063497][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1336.064193][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1336.064733][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1336.065232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1336.088081][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.088140][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.088170][ T32] r5:800d0013 r4:80239bb0 [ 1336.088242][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.088292][ T32] r4:82ac21e4 [ 1336.088344][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.088424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.088452][ T32] r4:e04c5dc0 [ 1336.088473][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.088543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.088600][ T32] r4:00000000 [ 1336.088651][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.088735][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.088763][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.088811][ T32] r5:00001000 r4:e00cd000 [ 1336.088831][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.088908][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.088956][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.088976][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.089023][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.089124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.089177][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.089233][ T32] r4:84ddad80 [ 1336.089276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.089356][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.089384][ T32] r4:00000001 [ 1336.089404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.089456][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.089517][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.089550][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.089608][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.089671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.089737][ T32] r4:84cfd540 [ 1336.089765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1336.089937][ T32] Workqueue: events bpf_prog_free_deferred ** 15 printk messages dropped ** [ 1336.090587][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.090908][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.090955][ T32] r5:8533af8c r4:8533ac00 [ 1336.090975][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.091055][ T32] r7:ddde2d80 r6:83018200 r5:8533af8c r4:853e5380 [ 1336.091082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.091152][ T32] r10:61c88647 r9:853aec00 r8:853e53ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.091179][ T32] r4:853e5380 [ 1336.091198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.091243][ T32] r10:00000000 r9:853e5380 r8:80287e08 r7:eb171e60 r6:853e5400 r5:853aec00 [ 1336.091286][ T32] r4:00000001 [ 1336.091310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.091347][ T32] Exception stack(0xeb1a9fb0 to 0xeb1a9ff8) [ 1336.091373][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.091413][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.092354][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 17 printk messages dropped ** [ 1336.093072][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.093282][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.093329][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.093390][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.093462][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.093488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1336.093919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1336.094677][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.095106][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1336.116812][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 20 printk messages dropped ** [ 1336.117895][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1336.118956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1336.119731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853df280 [ 1336.119759][ T32] r4:00000000 [ 1336.119779][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.119824][ T32] r9:83018205 r8:853ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1336.119845][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.119887][ T32] r5:00001000 r4:eafc7000 [ 1336.119907][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.119976][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.120051][ T32] r5:8534078c r4:85340400 [ 1336.120076][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.120174][ T32] r7:ddde2d80 r6:83018200 r5:8534078c r4:853e5580 [ 1336.120198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.120277][ T32] r10:61c88647 r9:853ac800 r8:853e55ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.120306][ T32] r4:853e5580 [ 1336.120325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.120405][ T32] r10:00000000 r9:853e5580 r8:80287e08 r7:eb1b1e60 r6:853e5600 r5:853ac800 [ 1336.120463][ T32] r4:00000001 [ 1336.120488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.120526][ T32] Exception stack(0xeb1b5fb0 to 0xeb1b5ff8) [ 1336.120553][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.120644][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.121245][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1336.121872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 18 printk messages dropped ** [ 1336.122716][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1336.123235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 19 printk messages dropped ** [ 1336.124267][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.124832][ T32] r10:00000000 r9:853e5680 r8:80287e08 r7:eb1b5e60 r6:853e5700 r5:853a9800 ** 19 printk messages dropped ** [ 1336.157655][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 14 printk messages dropped ** [ 1336.158472][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1336.159427][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 14 printk messages dropped ** [ 1336.160054][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.160448][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.160492][ T32] r5:8533bb8c r4:8533b800 [ 1336.160513][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.160558][ T32] r7:ddde2d80 r6:83018200 r5:8533bb8c r4:853e5780 [ 1336.160600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.160672][ T32] r10:61c88647 r9:852a8c00 r8:853e57ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.160698][ T32] r4:853e5780 [ 1336.160719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.160786][ T32] r10:00000000 r9:853e5780 r8:80287e08 r7:eb1b5e60 r6:853e5800 r5:852a8c00 [ 1336.160824][ T32] r4:00000001 [ 1336.160846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.160905][ T32] Exception stack(0xeb1bdfb0 to 0xeb1bdff8) [ 1336.160935][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.160979][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.161030][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.161079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.161107][ T32] r4:853eca00 [ 1336.161550][ T32] INFO: task kworker/1:277:4706 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.161605][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.161691][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.161758][ T32] Call trace: [ 1336.161790][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1336.162060][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 21 printk messages dropped ** [ 1336.162873][ T32] r4:84ddad80 ** 9 printk messages dropped ** [ 1336.163261][ T32] r4:84cfd540 ** 12 printk messages dropped ** [ 1336.163756][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1336.164573][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1336.165278][ T32] r4:853eca00 ** 8 printk messages dropped ** [ 1336.188787][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 15 printk messages dropped ** [ 1336.189319][ T32] r5:00001000 r4:e00cd000 ** 12 printk messages dropped ** [ 1336.189994][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 3 printk messages dropped ** [ 1336.190148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.190175][ T32] r4:84cfd540 [ 1336.190200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.190231][ T32] INFO: task kworker/1:279:4709 blocked for more than 462 seconds. [ 1336.190265][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.190289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.190343][ T32] task:kworker/1:279 state:D stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.190410][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.190456][ T32] Call trace: [ 1336.190487][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.190537][ T32] r10:8291a684 r9:eb1c5d84 r8:00000002 r7:60000113 r6:eb1c5d8c r5:853b1800 [ 1336.190560][ T32] r4:853b1800 [ 1336.190580][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.190622][ T32] r5:853b1800 r4:8291a680 [ 1336.190641][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.190680][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.190722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c5e08 [ 1336.190744][ T32] r4:00000000 [ 1336.190763][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.190821][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.190860][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.190902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ece00 ** 6 printk messages dropped ** [ 1336.191134][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.191374][ T32] r4:853e5980 ** 9 printk messages dropped ** [ 1336.191685][ T32] r4:853ecdc0 ** 7 printk messages dropped ** [ 1336.192441][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 16 printk messages dropped ** [ 1336.193076][ T32] r5:00001000 r4:e00cd000 ** 10 printk messages dropped ** [ 1336.193605][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1336.194025][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 11 printk messages dropped ** [ 1336.194572][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1cde08 ** 11 printk messages dropped ** [ 1336.195101][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.195315][ T32] r10:61c88647 r9:84dc0c00 r8:853e5aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.195346][ T32] r4:853e5a80 [ 1336.195370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.195417][ T32] r10:00000000 r9:853e5a80 r8:80287e08 r7:eb1b5e60 r6:853ef900 r5:84dc0c00 [ 1336.195440][ T32] r4:00000001 [ 1336.195459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.195493][ T32] Exception stack(0xeb1cdfb0 to 0xeb1cdff8) [ 1336.195519][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.195547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.195594][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.195628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.195651][ T32] r4:8539d100 [ 1336.215711][ T32] INFO: task kworker/1:280:4712 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.215884][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.216397][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.216467][ T32] Call trace: [ 1336.216500][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.216560][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.216584][ T32] r4:00000000 [ 1336.216605][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.216646][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.216692][ T32] 5d20: 9a5e9000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.216728][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.216753][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.216777][ T32] r5:800d0013 r4:80239bb0 [ 1336.216798][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.216843][ T32] r4:82ac21e4 [ 1336.216862][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.216905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.216957][ T32] r4:e04c5dc0 [ 1336.216982][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.217026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.217054][ T32] r4:00000000 [ 1336.217129][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.217182][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.217205][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.217248][ T32] r5:00001000 r4:e00cd000 [ 1336.217269][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.217309][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.217351][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.217371][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.217418][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.217439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.217515][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.217542][ T32] r4:84ddad80 [ 1336.217563][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.217637][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.217666][ T32] r4:00000001 [ 1336.217686][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.217723][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.217773][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.217845][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.217912][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.217994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.218031][ T32] r4:84cfd540 [ 1336.218064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.218112][ T32] INFO: task kworker/1:281:4713 blocked for more than 462 seconds. [ 1336.218152][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.218176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.218199][ T32] task:kworker/1:281 state:D stack:0 pid:4713 tgid:4713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.218277][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.218329][ T32] Call trace: [ 1336.218388][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.218443][ T32] r10:8291a684 r9:eb1d1d84 r8:00000002 r7:60000013 r6:eb1d1d8c r5:84dc3000 [ 1336.218535][ T32] r4:84dc3000 [ 1336.218571][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.218620][ T32] r5:84dc3000 r4:8291a680 [ 1336.218641][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.218680][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.218722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d1e08 [ 1336.218745][ T32] r4:00000000 [ 1336.218873][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.218915][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.218980][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.219026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539d240 [ 1336.219057][ T32] r4:00000000 [ 1336.219079][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.219122][ T32] r9:83018205 r8:84dc3000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1336.219143][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.219184][ T32] r5:00001000 r4:eafdb000 [ 1336.219204][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.219241][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.219282][ T32] r5:85340f8c r4:85340c00 [ 1336.219303][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.219348][ T32] r7:ddde2d80 r6:83018200 r5:85340f8c r4:853e5b00 [ 1336.219369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.219426][ T32] r10:61c88647 r9:84dc3000 r8:853e5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.219454][ T32] r4:853e5b00 [ 1336.219474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.219519][ T32] r10:00000000 r9:853e5b00 r8:80287e08 r7:eb1cde60 r6:853ef980 r5:84dc3000 [ 1336.219541][ T32] r4:00000001 [ 1336.219587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.219656][ T32] Exception stack(0xeb1d1fb0 to 0xeb1d1ff8) [ 1336.219686][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.219715][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.219742][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.219770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.219827][ T32] r4:8539d100 [ 1336.220317][ T32] INFO: task kworker/1:281:4713 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.220365][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.220455][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.220621][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 7 printk messages dropped ** [ 1336.220894][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1336.221295][ T32] r5:00001000 r4:e00cd000 [ 1336.221320][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.221372][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.221418][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.221438][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.221485][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.221505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.221568][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.221615][ T32] r4:84ddad80 [ 1336.221638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.221686][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.221747][ T32] r4:00000001 [ 1336.221770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.221824][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.221854][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.221883][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.221908][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.221980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.222026][ T32] r4:84cfd540 [ 1336.222060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.222086][ T32] INFO: task kworker/1:282:4714 blocked for more than 462 seconds. [ 1336.222115][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.222138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.222159][ T32] task:kworker/1:282 state:D stack:0 pid:4714 tgid:4714 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.222204][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.222246][ T32] Call trace: [ 1336.222294][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.222345][ T32] r10:8291a684 r9:eb1d5d84 r8:00000002 r7:60000113 r6:eb1d5d8c r5:84dc3c00 [ 1336.222368][ T32] r4:84dc3c00 [ 1336.222387][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.222443][ T32] r5:84dc3c00 r4:8291a680 [ 1336.222468][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.222508][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.222550][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d5e08 [ 1336.222572][ T32] r4:00000000 [ 1336.222592][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.222627][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.222661][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.222702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539d580 [ 1336.222743][ T32] r4:00000000 [ 1336.222766][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.222812][ T32] r9:83018205 r8:84dc3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1336.222834][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.222877][ T32] r5:00001000 r4:eb007000 [ 1336.222916][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.222969][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.223036][ T32] r5:85341b8c r4:85341800 [ 1336.223064][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.223130][ T32] r7:ddde2d80 r6:83018200 r5:85341b8c r4:853e5b80 [ 1336.223156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.223232][ T32] r10:61c88647 r9:84dc3c00 r8:853e5bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.223259][ T32] r4:853e5b80 [ 1336.223279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.223323][ T32] r10:00000000 r9:853e5b80 r8:80287e08 r7:eb1d1e60 r6:853efa00 r5:84dc3c00 [ 1336.223347][ T32] r4:00000001 [ 1336.223366][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.223400][ T32] Exception stack(0xeb1d5fb0 to 0xeb1d5ff8) [ 1336.223427][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.223454][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.223480][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.223508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.223530][ T32] r4:8539d200 [ 1336.223825][ T32] INFO: task kworker/1:282:4714 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.223878][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.223960][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.224004][ T32] Call trace: [ 1336.224034][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.224092][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.224115][ T32] r4:00000000 [ 1336.224147][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.224191][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.224219][ T32] 5d20: 9a5e9000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 6 printk messages dropped ** [ 1336.224509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 9 printk messages dropped ** [ 1336.224859][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1336.225238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1336.225480][ T32] INFO: task kworker/1:283:4716 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1336.225814][ T32] r5:84dc4800 r4:8291a680 ** 2 printk messages dropped ** [ 1336.256358][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d9e08 ** 4 printk messages dropped ** [ 1336.256610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539d300 [ 1336.256635][ T32] r4:00000000 [ 1336.256656][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.256708][ T32] r9:83018205 r8:84dc4800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1336.256733][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.256783][ T32] r5:00001000 r4:eafe5000 [ 1336.256806][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.256850][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.256898][ T32] r5:8534138c r4:85341000 [ 1336.256952][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.257020][ T32] r7:ddde2d80 r6:83018200 r5:8534138c r4:853e5c00 [ 1336.257052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.257108][ T32] r10:61c88647 r9:84dc4800 r8:853e5c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.257132][ T32] r4:853e5c00 [ 1336.257154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.257204][ T32] r10:00000000 r9:853e5c00 r8:80287e08 r7:eb1d5e60 r6:853efa80 r5:84dc4800 [ 1336.257227][ T32] r4:00000001 [ 1336.257265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.257310][ T32] Exception stack(0xeb1d9fb0 to 0xeb1d9ff8) [ 1336.257361][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.257396][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.257424][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.257455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.257480][ T32] r4:8539d440 [ 1336.258056][ T32] INFO: task kworker/1:283:4716 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.258113][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.258186][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.258237][ T32] Call trace: [ 1336.258269][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.258323][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.258347][ T32] r4:00000000 [ 1336.258367][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.258407][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.258450][ T32] 5d20: 9b279000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.258505][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.258559][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.258608][ T32] r5:800d0013 r4:80239bb0 [ 1336.258668][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.258722][ T32] r4:82ac21e4 [ 1336.258797][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.258885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.258940][ T32] r4:e04c5dc0 [ 1336.258963][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.259007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.259058][ T32] r4:00000000 [ 1336.259084][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.259151][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.259200][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.259248][ T32] r5:00001000 r4:e00cd000 [ 1336.259289][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.259345][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.259392][ T32] r5:84f0cb8c r4:84f0c800 ** 4 printk messages dropped ** [ 1336.259565][ T32] r4:84ddad80 ** 4 printk messages dropped ** [ 1336.259768][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 7 printk messages dropped ** [ 1336.260005][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 8 printk messages dropped ** [ 1336.260404][ T32] r5:84dc5400 r4:8291a680 ** 3 printk messages dropped ** [ 1336.260657][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.260868][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.260992][ T32] r5:00001000 r4:eaffb000 ** 1 printk messages dropped ** [ 1336.261074][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1336.261182][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.261373][ T32] r4:853e5c80 ** 6 printk messages dropped ** [ 1336.261594][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.262334][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.262596][ T32] 5d20: 9b279000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 6 printk messages dropped ** [ 1336.262846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 10 printk messages dropped ** [ 1336.263322][ T32] r5:84f0cb8c r4:84f0c800 ** 5 printk messages dropped ** [ 1336.263520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1336.263899][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1336.264114][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.264453][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1336.264824][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.265010][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.265058][ T32] r5:85341f8c r4:85341c00 [ 1336.265080][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.265124][ T32] r7:ddde2d80 r6:83018200 r5:85341f8c r4:853e5d00 [ 1336.265163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.265217][ T32] r10:61c88647 r9:84dc2400 r8:853e5d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.265258][ T32] r4:853e5d00 [ 1336.265282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.265328][ T32] r10:00000000 r9:853e5d00 r8:80287e08 r7:eb1d5e60 r6:853efb80 r5:84dc2400 [ 1336.265368][ T32] r4:00000001 [ 1336.265409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.265448][ T32] Exception stack(0xeb1e9fb0 to 0xeb1e9ff8) [ 1336.265476][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.265505][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.265550][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.265583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.265607][ T32] r4:8539d680 [ 1336.288324][ T32] INFO: task kworker/1:285:4722 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.288431][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.288566][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.288650][ T32] Call trace: [ 1336.288683][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.288744][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.288769][ T32] r4:00000000 [ 1336.288809][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.288861][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.288891][ T32] 5d20: 9b7ea000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.288921][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.288957][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.288986][ T32] r5:800d0013 r4:80239bb0 [ 1336.289008][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.289057][ T32] r4:82ac21e4 [ 1336.289097][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.289147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.289170][ T32] r4:e04c5dc0 [ 1336.289191][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.289234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.289256][ T32] r4:00000000 [ 1336.289276][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.289322][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.289344][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.289387][ T32] r5:00001000 r4:e00cd000 [ 1336.289408][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.289448][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.289492][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.289521][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.289596][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.289649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.289701][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.289735][ T32] r4:84ddad80 [ 1336.289780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.289863][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.289916][ T32] r4:00000001 [ 1336.289999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.290058][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.290088][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.290118][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.290164][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.290198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.290222][ T32] r4:84cfd540 [ 1336.290245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.290286][ T32] INFO: task kworker/1:286:4724 blocked for more than 462 seconds. [ 1336.290321][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.290345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.290366][ T32] task:kworker/1:286 state:D stack:0 pid:4724 tgid:4724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.290414][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.290456][ T32] Call trace: [ 1336.290487][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.290536][ T32] r10:8291a684 r9:eb1f1d84 r8:00000002 r7:60000113 r6:eb1f1d8c r5:84dc6000 [ 1336.290558][ T32] r4:84dc6000 [ 1336.290577][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.290619][ T32] r5:84dc6000 r4:8291a680 [ 1336.290639][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.290678][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.290720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f1e08 [ 1336.290742][ T32] r4:00000000 [ 1336.290761][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1336.290896][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.291091][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.291327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.291653][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.292440][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.292558][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 10 printk messages dropped ** [ 1336.292890][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1336.293282][ T32] r4:84ddad80 ** 2 printk messages dropped ** [ 1336.293367][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.293573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.293599][ T32] r4:84cfd540 [ 1336.293620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.293645][ T32] INFO: task kworker/1:287:4725 blocked for more than 462 seconds. [ 1336.293672][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.293695][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.293716][ T32] task:kworker/1:287 state:D stack:0 pid:4725 tgid:4725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.293758][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.293798][ T32] Call trace: [ 1336.293850][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.293899][ T32] r10:8291a684 r9:eb1f5d84 r8:00000002 r7:60000113 r6:eb1f5d8c r5:84ea8000 [ 1336.293921][ T32] r4:84ea8000 [ 1336.293982][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.294052][ T32] r5:84ea8000 r4:8291a680 [ 1336.294076][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.294116][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.294157][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f5e08 [ 1336.294195][ T32] r4:00000000 [ 1336.294219][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.294266][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.294315][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.294382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539d900 [ 1336.294446][ T32] r4:00000000 [ 1336.294499][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.294567][ T32] r9:83018205 r8:84ea8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1336.294593][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.294638][ T32] r5:00001000 r4:eb037000 [ 1336.294658][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.294730][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.294778][ T32] r5:8534278c r4:85342400 [ 1336.294822][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.294872][ T32] r7:ddde2d80 r6:83018200 r5:8534278c r4:853e5e00 [ 1336.294893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.294940][ T32] r10:61c88647 r9:84ea8000 r8:853e5e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.294976][ T32] r4:853e5e00 [ 1336.294999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.295049][ T32] r10:00000000 r9:853e5e00 r8:80287e08 r7:eb1f1e60 r6:853efc80 r5:84ea8000 [ 1336.295072][ T32] r4:00000001 [ 1336.295092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.295127][ T32] Exception stack(0xeb1f5fb0 to 0xeb1f5ff8) [ 1336.295153][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.295181][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.295226][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.295260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.295282][ T32] r4:8539d680 [ 1336.295582][ T32] INFO: task kworker/1:287:4725 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.295619][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.295674][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.295716][ T32] Call trace: [ 1336.295745][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.295796][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.295856][ T32] r4:00000000 [ 1336.309890][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1336.310191][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1336.310753][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.311187][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 6 printk messages dropped ** [ 1336.311481][ T32] INFO: task kworker/1:288:4728 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1336.311865][ T32] r5:84eaa400 r4:8291a680 ** 3 printk messages dropped ** [ 1336.312021][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.312244][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.312464][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.312506][ T32] r5:85342b8c r4:85342800 [ 1336.312525][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.312568][ T32] r7:ddde2d80 r6:83018200 r5:85342b8c r4:853e5e80 [ 1336.312588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.312635][ T32] r10:61c88647 r9:84eaa400 r8:853e5eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.312657][ T32] r4:853e5e80 [ 1336.312675][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.312719][ T32] r10:00000000 r9:853e5e80 r8:80287e08 r7:eb1f5e60 r6:853efd00 r5:84eaa400 [ 1336.312741][ T32] r4:00000001 [ 1336.312759][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.312793][ T32] Exception stack(0xeb201fb0 to 0xeb201ff8) [ 1336.312823][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.312851][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.312877][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.312905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.312928][ T32] r4:8539d940 [ 1336.313377][ T32] INFO: task kworker/1:288:4728 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.313433][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.313495][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.313539][ T32] Call trace: [ 1336.313568][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.313619][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.313643][ T32] r4:00000000 [ 1336.313662][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.313701][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.313760][ T32] 5d20: 9b7ea000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.313795][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.313823][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.313847][ T32] r5:800d0013 r4:80239bb0 [ 1336.313867][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.313907][ T32] r4:82ac21e4 [ 1336.313927][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.313994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.314018][ T32] r4:e04c5dc0 [ 1336.314036][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.314085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.314108][ T32] r4:00000000 [ 1336.314128][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.314172][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.314194][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.314236][ T32] r5:00001000 r4:e00cd000 [ 1336.314255][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.314294][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.314335][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.314354][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.314399][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.314420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.314468][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.314493][ T32] r4:84ddad80 [ 1336.314512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.314557][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 3 printk messages dropped ** [ 1336.314686][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.314835][ T32] INFO: task kworker/1:289:4729 blocked for more than 462 seconds. ** 3 printk messages dropped ** [ 1336.314977][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.315284][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.315606][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.315716][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1336.333268][ T32] r7:ddde2d80 r6:83018200 r5:8534338c r4:853e5f00 ** 4 printk messages dropped ** [ 1336.333551][ T32] r10:00000000 r9:853e5f00 r8:80287e08 r7:eb201e60 r6:853efd80 r5:84eab000 ** 7 printk messages dropped ** [ 1336.333943][ T32] r4:8539d940 ** 2 printk messages dropped ** [ 1336.334555][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.334831][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 9 printk messages dropped ** [ 1336.335158][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.335346][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1336.335702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1336.346926][ T32] r4:84cfd540 ** 4 printk messages dropped ** [ 1336.347111][ T32] task:kworker/1:290 state:D stack:0 pid:4730 tgid:4730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1336.347684][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb209e08 ** 6 printk messages dropped ** [ 1336.347976][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.348271][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.348539][ T32] r10:61c88647 r9:84ea8c00 r8:853e5fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1336.348818][ T32] Exception stack(0xeb209fb0 to 0xeb209ff8) [ 1336.348847][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.348877][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.348903][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.348931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.348953][ T32] r4:8539d940 [ 1336.349436][ T32] INFO: task kworker/1:290:4730 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.349478][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.349538][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.349840][ T32] Call trace: [ 1336.350001][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.350062][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.350087][ T32] r4:00000000 [ 1336.350108][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.350191][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.350224][ T32] 5d20: 9bf6c000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.350253][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.350278][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.350307][ T32] r5:800d0013 r4:80239bb0 [ 1336.350339][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.350381][ T32] r4:82ac21e4 [ 1336.350401][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.350459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.350486][ T32] r4:e04c5dc0 [ 1336.350702][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.350749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.350798][ T32] r4:00000000 [ 1336.350822][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.350885][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.350910][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.350952][ T32] r5:00001000 r4:e00cd000 [ 1336.350973][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.351013][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.351063][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.351084][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.351131][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.351345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.351399][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.351422][ T32] r4:84ddad80 [ 1336.351441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.352147][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.352237][ T32] r4:00000001 [ 1336.352443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.352486][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.352514][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.352542][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.352569][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.352598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.352837][ T32] r4:84cfd540 [ 1336.352863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.352888][ T32] INFO: task kworker/1:291:4733 blocked for more than 462 seconds. [ 1336.352917][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.353144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.353172][ T32] task:kworker/1:291 state:D stack:0 pid:4733 tgid:4733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.353221][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.353346][ T32] Call trace: [ 1336.353377][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.354069][ T32] r10:8291a684 r9:eb21dd84 r8:00000002 r7:60000113 r6:eb21dd8c r5:84ea9800 [ 1336.354115][ T32] r4:84ea9800 [ 1336.355432][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.355522][ T32] r5:84ea9800 r4:8291a680 [ 1336.355548][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.355591][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.355811][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb21de08 [ 1336.380947][ T32] r4:00000000 [ 1336.381033][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1336.381179][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1336.381526][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.381568][ T32] r5:8534378c r4:85343400 ** 2 printk messages dropped ** [ 1336.381701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.382197][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.382948][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.383281][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 5 printk messages dropped ** [ 1336.383487][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.383673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 6 printk messages dropped ** [ 1336.383964][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.384006][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.384025][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.384072][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.384127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.384180][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.384203][ T32] r4:84ddad80 [ 1336.384250][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.384300][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.384352][ T32] r4:00000001 [ 1336.384374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.384410][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.384469][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.384534][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.384564][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.384595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.384617][ T32] r4:84cfd540 [ 1336.384638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.384703][ T32] INFO: task kworker/1:292:4739 blocked for more than 462 seconds. [ 1336.384768][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.384803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.384826][ T32] task:kworker/1:292 state:D stack:0 pid:4739 tgid:4739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.384913][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.384956][ T32] Call trace: [ 1336.384999][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.385132][ T32] r10:8291a684 r9:eb225d84 r8:00000002 r7:60000113 r6:eb225d8c r5:84ead400 [ 1336.385161][ T32] r4:84ead400 [ 1336.385222][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.385270][ T32] r5:84ead400 r4:8291a680 [ 1336.385290][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.385330][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.385371][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb225e08 [ 1336.385393][ T32] r4:00000000 [ 1336.385448][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.385488][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.385523][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1336.385714][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.385759][ T32] r9:83018205 r8:84ead400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1336.385782][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.385932][ T32] r5:00001000 r4:dfa31000 [ 1336.402798][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.402937][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.403019][ T32] r5:85343b8c r4:85343800 [ 1336.403076][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.403131][ T32] r7:ddde2d80 r6:83018200 r5:85343b8c r4:8538f080 [ 1336.403169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.403224][ T32] r10:61c88647 r9:84ead400 r8:8538f0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.403281][ T32] r4:8538f080 [ 1336.403325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.403378][ T32] r10:00000000 r9:8538f080 r8:80287e08 r7:eb21de60 r6:853eff00 r5:84ead400 [ 1336.403435][ T32] r4:00000001 [ 1336.403459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.403530][ T32] Exception stack(0xeb225fb0 to 0xeb225ff8) [ 1336.403619][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.403652][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.403679][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.403708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.403739][ T32] r4:8537e000 [ 1336.404196][ T32] INFO: task kworker/1:292:4739 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.404234][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.404377][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.404451][ T32] Call trace: [ 1336.404523][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.404581][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.404605][ T32] r4:00000000 [ 1336.404655][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1336.404941][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1336.405378][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1336.405694][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.405749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.411043][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.411161][ T32] r4:84ddad80 [ 1336.411223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.411299][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.411372][ T32] r4:00000001 [ 1336.411397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.411466][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.411539][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.411602][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.411636][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.411670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.411725][ T32] r4:84cfd540 [ 1336.411753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.411837][ T32] INFO: task kworker/1:293:4740 blocked for more than 462 seconds. [ 1336.411906][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.411936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.411960][ T32] task:kworker/1:293 state:D stack:0 pid:4740 tgid:4740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.412067][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.412120][ T32] Call trace: [ 1336.412193][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.412286][ T32] r10:8291a684 r9:eb121d84 r8:00000002 r7:60000013 r6:eb121d8c r5:84eabc00 ** 4 printk messages dropped ** [ 1336.412522][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.412972][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.413133][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.413214][ T32] r5:85343f8c r4:85343c00 ** 2 printk messages dropped ** [ 1336.413305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1336.413538][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.413777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1336.414638][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 7 printk messages dropped ** [ 1336.414898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1336.415404][ T32] r5:00001000 r4:e00cd000 ** 4 printk messages dropped ** [ 1336.415577][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 5 printk messages dropped ** [ 1336.415792][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.428813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.429014][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 2 printk messages dropped ** [ 1336.429125][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.429405][ T32] r4:84eae000 ** 3 printk messages dropped ** [ 1336.429571][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.430137][ T32] r5:00001000 r4:e04d7000 ** 1 printk messages dropped ** [ 1336.430196][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.430388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.430465][ T32] r10:61c88647 r9:84eae000 r8:8538f1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.430525][ T32] r4:8538f180 [ 1336.430588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.430678][ T32] r10:00000000 r9:8538f180 r8:80287e08 r7:eb121e60 r6:85379000 r5:84eae000 [ 1336.430742][ T32] r4:00000001 [ 1336.430770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.430821][ T32] Exception stack(0xeb229fb0 to 0xeb229ff8) [ 1336.430889][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.430966][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.430997][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.431026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.431048][ T32] r4:8537e000 [ 1336.431547][ T32] INFO: task kworker/1:294:4741 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.431587][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.431645][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.431688][ T32] Call trace: [ 1336.431717][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.431789][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.431822][ T32] r4:00000000 [ 1336.431870][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.431950][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.431982][ T32] 5d20: 9d1f6000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.432030][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.432059][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.432089][ T32] r5:800d0013 r4:80239bb0 [ 1336.432148][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.432207][ T32] r4:82ac21e4 [ 1336.432273][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.432416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.432454][ T32] r4:e04c5dc0 [ 1336.432509][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.432559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.432611][ T32] r4:00000000 [ 1336.432663][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.432713][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.432735][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.432777][ T32] r5:00001000 r4:e00cd000 [ 1336.432805][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.432868][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.432946][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.432973][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.433023][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.433045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.433125][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.433152][ T32] r4:84ddad80 [ 1336.433172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.433221][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.433245][ T32] r4:00000001 [ 1336.433264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.433299][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.433325][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.433366][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.433396][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.433427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.433450][ T32] r4:84cfd540 [ 1336.433471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.433496][ T32] INFO: task kworker/1:295:4743 blocked for more than 462 seconds. [ 1336.433536][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.433595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.433647][ T32] task:kworker/1:295 state:D stack:0 pid:4743 tgid:4743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.433742][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.433901][ T32] Call trace: ** 2 printk messages dropped ** [ 1336.434077][ T32] r4:84eaec00 ** 3 printk messages dropped ** [ 1336.434233][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.434652][ T32] r5:00001000 r4:eb5c9000 ** 1 printk messages dropped ** [ 1336.434714][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.434907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.435383][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1336.460121][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 18 printk messages dropped ** [ 1336.461086][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 8 printk messages dropped ** [ 1336.461520][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1336.462395][ T32] r5:84dc0000 r4:8291a680 ** 6 printk messages dropped ** [ 1336.462676][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1336.463027][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.463300][ T32] r10:61c88647 r9:84dc0000 r8:8538f2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.463661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1336.464423][ T32] Call trace: [ 1336.464511][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.464569][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.464618][ T32] r4:00000000 [ 1336.464642][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.464682][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.464709][ T32] 5d20: 9d8b9000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.464739][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.464764][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.464808][ T32] r5:800d0013 r4:80239bb0 [ 1336.464836][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.464877][ T32] r4:82ac21e4 [ 1336.464896][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.464937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.464959][ T32] r4:e04c5dc0 [ 1336.464978][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.465019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.465042][ T32] r4:00000000 [ 1336.465071][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.465120][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.465155][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.465203][ T32] r5:00001000 r4:e00cd000 [ 1336.465223][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.465262][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.465303][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.465322][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.465408][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.465434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.465505][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.465547][ T32] r4:84ddad80 [ 1336.465572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.465618][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.465657][ T32] r4:00000001 [ 1336.465680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.465716][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.465751][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.465782][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.465818][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.465846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.465940][ T32] r4:84cfd540 [ 1336.480811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.480904][ T32] INFO: task kworker/0:512:4746 blocked for more than 462 seconds. [ 1336.480946][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.480972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.480995][ T32] task:kworker/0:512 state:D stack:0 pid:4746 tgid:4746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.481124][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.481231][ T32] Call trace: [ 1336.481309][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.481370][ T32] r10:8291a684 r9:eb1c1d84 r8:00000002 r7:60000113 r6:eb1c1d8c r5:84dc6c00 [ 1336.481395][ T32] r4:84dc6c00 [ 1336.481415][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.481487][ T32] r5:84dc6c00 r4:8291a680 [ 1336.481512][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.481582][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.481631][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c1e08 [ 1336.481683][ T32] r4:00000000 [ 1336.481738][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.481778][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.481824][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.481866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85394840 [ 1336.481929][ T32] r4:00000000 [ 1336.481975][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1336.482094][ T32] r5:00001000 r4:eaa15000 ** 1 printk messages dropped ** [ 1336.482154][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.482195][ T32] r5:8541ab8c r4:8541a800 ** 2 printk messages dropped ** [ 1336.482316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.482900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.483800][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.483993][ T32] r5:800d0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1336.484270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 9 printk messages dropped ** [ 1336.484662][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 7 printk messages dropped ** [ 1336.485032][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 6 printk messages dropped ** [ 1336.485303][ T32] INFO: task kworker/0:513:4749 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1336.485785][ T32] r5:85460000 r4:8291a680 ** 3 printk messages dropped ** [ 1336.502918][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.503087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537c040 ** 6 printk messages dropped ** [ 1336.503388][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.503668][ T32] r4:85379280 ** 4 printk messages dropped ** [ 1336.503892][ T32] Exception stack(0xeb1c9fb0 to 0xeb1c9ff8) ** 6 printk messages dropped ** [ 1336.504636][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.504708][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.504757][ T32] Call trace: [ 1336.504846][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.504930][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.504984][ T32] r4:00000000 [ 1336.505009][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.505051][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.505079][ T32] 5d20: 9e0c0000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.505108][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.505133][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.505184][ T32] r5:800d0013 r4:80239bb0 [ 1336.505212][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.505277][ T32] r4:82ac21e4 [ 1336.505330][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.505407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.505434][ T32] r4:e04c5dc0 [ 1336.505483][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.505529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.505552][ T32] r4:00000000 [ 1336.505572][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.505616][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.505638][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.505681][ T32] r5:00001000 r4:e00cd000 [ 1336.505701][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.505740][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.505782][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.505812][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.505906][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.506010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.516609][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.516657][ T32] r4:84ddad80 [ 1336.516682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.516757][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.516781][ T32] r4:00000001 [ 1336.516813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.516856][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.516888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.516918][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.516946][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.516978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.517042][ T32] r4:84cfd540 [ 1336.517072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.517116][ T32] INFO: task kworker/0:514:4750 blocked for more than 462 seconds. [ 1336.517152][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.517177][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.517213][ T32] task:kworker/0:514 state:D stack:0 pid:4750 tgid:4750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.517307][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.517666][ T32] r5:85460c00 r4:8291a680 ** 5 printk messages dropped ** [ 1336.518046][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.518588][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.518661][ T32] r5:8541af8c r4:8541ac00 ** 2 printk messages dropped ** [ 1336.518755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.519113][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.519962][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.520194][ T32] r5:800d0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1336.520440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 9 printk messages dropped ** [ 1336.520823][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 7 printk messages dropped ** [ 1336.521093][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 4 printk messages dropped ** [ 1336.521259][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1336.521458][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.521750][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1336.522253][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.522455][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.522658][ T32] r10:61c88647 r9:85461800 r8:853794ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1336.523006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.523834][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 5 printk messages dropped ** [ 1336.524067][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1336.524161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.524184][ T32] r4:e04c5dc0 [ 1336.524203][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.524243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.524264][ T32] r4:00000000 [ 1336.524284][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.524328][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.524397][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.524454][ T32] r5:00001000 r4:e00cd000 [ 1336.524483][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.524557][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.524634][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.524658][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.524706][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.524728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.524774][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.524805][ T32] r4:84ddad80 [ 1336.524825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.524869][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.524924][ T32] r4:00000001 [ 1336.524947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.524983][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.525011][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.525069][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.525128][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.525162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.525184][ T32] r4:84cfd540 [ 1336.525205][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.525230][ T32] INFO: task kworker/0:516:4754 blocked for more than 462 seconds. [ 1336.525258][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.525280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.525301][ T32] task:kworker/0:516 state:D stack:0 pid:4754 tgid:4754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.525346][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.525388][ T32] Call trace: [ 1336.525449][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.525499][ T32] r10:8291a684 r9:eb235d84 r8:00000002 r7:60000113 r6:eb235d8c r5:85462400 [ 1336.525522][ T32] r4:85462400 [ 1336.525542][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.525583][ T32] r5:85462400 r4:8291a680 [ 1336.525614][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.525686][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.525733][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb235e08 [ 1336.525755][ T32] r4:00000000 [ 1336.525774][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.525825][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.525860][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.548783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537c3c0 [ 1336.548875][ T32] r4:00000000 [ 1336.548946][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.549024][ T32] r9:83018005 r8:85462400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1336.549047][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.549095][ T32] r5:00001000 r4:eab73000 [ 1336.549115][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.549195][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.549247][ T32] r5:8541bb8c r4:8541b800 [ 1336.549298][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.549379][ T32] r7:dddced80 r6:83018000 r5:8541bb8c r4:85379580 [ 1336.549406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.549454][ T32] r10:61c88647 r9:85462400 r8:853795ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.549477][ T32] r4:85379580 [ 1336.549496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.549542][ T32] r10:00000000 r9:85379580 r8:80287e08 r7:eb23de60 r6:85379600 r5:85462400 [ 1336.549594][ T32] r4:00000001 [ 1336.549617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.549692][ T32] Exception stack(0xeb235fb0 to 0xeb235ff8) [ 1336.549727][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.549781][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.549873][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.549906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.549931][ T32] r4:8537c300 [ 1336.550401][ T32] INFO: task kworker/0:516:4754 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.550440][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.550542][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.550687][ T32] Call trace: [ 1336.550724][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.550778][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 6 printk messages dropped ** [ 1336.551065][ T32] r5:800d0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1336.551346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 9 printk messages dropped ** [ 1336.551738][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 5 printk messages dropped ** [ 1336.551989][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.552155][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.552446][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.552512][ T32] Call trace: [ 1336.552543][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.552591][ T32] r10:8291a684 r9:eb241d84 r8:00000002 r7:60000113 r6:eb241d8c r5:85463000 [ 1336.552613][ T32] r4:85463000 [ 1336.552642][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.552708][ T32] r5:85463000 r4:8291a680 [ 1336.552732][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.552788][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.552843][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb241e08 [ 1336.552866][ T32] r4:00000000 [ 1336.552915][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.552957][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.552992][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.553034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537c480 [ 1336.553056][ T32] r4:00000000 [ 1336.553076][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.553136][ T32] r9:83018005 r8:85463000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1336.553162][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.553204][ T32] r5:00001000 r4:eabc1000 [ 1336.553245][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.553290][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.553332][ T32] r5:8541bf8c r4:8541bc00 [ 1336.553352][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.553410][ T32] r7:dddced80 r6:83018000 r5:8541bf8c r4:85379680 [ 1336.553435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.553495][ T32] r10:61c88647 r9:85463000 r8:853796ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.553521][ T32] r4:85379680 [ 1336.553543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.553588][ T32] r10:00000000 r9:85379680 r8:80287e08 r7:eb235e60 r6:85379700 r5:85463000 [ 1336.553610][ T32] r4:00000001 [ 1336.553629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.553665][ T32] Exception stack(0xeb241fb0 to 0xeb241ff8) [ 1336.553709][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.553743][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.553770][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.553804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.553829][ T32] r4:8537c380 [ 1336.554151][ T32] INFO: task kworker/0:517:4757 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.554188][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.554291][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.554395][ T32] Call trace: [ 1336.554429][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.554488][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.554513][ T32] r4:00000000 [ 1336.554532][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.554571][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.554599][ T32] 5d20: 9e95d000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.554629][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.554653][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.554677][ T32] r5:800d0013 r4:80239bb0 [ 1336.554697][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.554735][ T32] r4:82ac21e4 [ 1336.554766][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.554825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.554849][ T32] r4:e04c5dc0 [ 1336.554870][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.554912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.554934][ T32] r4:00000000 [ 1336.554954][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.554999][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.555020][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.555075][ T32] r5:00001000 r4:e00cd000 [ 1336.555123][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.555168][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.555211][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.555230][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.555276][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.555309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.555371][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.555407][ T32] r4:84ddad80 [ 1336.555429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.555475][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.555510][ T32] r4:00000001 [ 1336.555541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.555581][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.555608][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.555637][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.555662][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.555713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1336.575186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1336.575746][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1336.576647][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.576905][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.577070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1336.577403][ T32] Exception stack(0xeb245fb0 to 0xeb245ff8) ** 6 printk messages dropped ** [ 1336.578198][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1336.578951][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1336.579368][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.579791][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.580035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1336.580289][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.580660][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1336.580878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537c7c0 [ 1336.580902][ T32] r4:00000000 [ 1336.580922][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.580997][ T32] r9:83018005 r8:85464800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1336.581022][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.581110][ T32] r5:00001000 r4:eabe5000 [ 1336.581134][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.581175][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.581256][ T32] r5:85273f8c r4:85273c00 [ 1336.581302][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.581351][ T32] r7:dddced80 r6:83018000 r5:85273f8c r4:85379880 [ 1336.581372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.581437][ T32] r10:61c88647 r9:85464800 r8:853798ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.581490][ T32] r4:85379880 [ 1336.581545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.581624][ T32] r10:00000000 r9:85379880 r8:80287e08 r7:eb245e60 r6:85379900 r5:85464800 [ 1336.581653][ T32] r4:00000001 [ 1336.581674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.581711][ T32] Exception stack(0xeb24dfb0 to 0xeb24dff8) [ 1336.581738][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.581775][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.581815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.581846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.581868][ T32] r4:8537c380 [ 1336.582222][ T32] INFO: task kworker/0:519:4759 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.582266][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.582378][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.582427][ T32] Call trace: [ 1336.582501][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.582576][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.582605][ T32] r4:00000000 [ 1336.582626][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.582667][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.582696][ T32] 5d20: 9ee8b000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.582725][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.582750][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.582773][ T32] r5:800d0013 r4:80239bb0 [ 1336.582829][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.582895][ T32] r4:82ac21e4 [ 1336.582920][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.582965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.583008][ T32] r4:e04c5dc0 [ 1336.583052][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.583098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.583131][ T32] r4:00000000 [ 1336.583155][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.583210][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.583245][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.583313][ T32] r5:00001000 r4:e00cd000 [ 1336.583337][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.583398][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.583445][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.583465][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.583531][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.583565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.583617][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.583641][ T32] r4:84ddad80 [ 1336.583659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1336.583825][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 2 printk messages dropped ** [ 1336.583935][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.583984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.584009][ T32] r4:84cfd540 [ 1336.584032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.584055][ T32] INFO: task kworker/0:520:4763 blocked for more than 463 seconds. [ 1336.584104][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.584132][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.584154][ T32] task:kworker/0:520 state:D stack:0 pid:4763 tgid:4763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.584211][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.584265][ T32] Call trace: [ 1336.584296][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.584363][ T32] r10:8291a684 r9:eb249d84 r8:00000002 r7:60000113 r6:eb249d8c r5:85465400 [ 1336.584390][ T32] r4:85465400 [ 1336.584410][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.584476][ T32] r5:85465400 r4:8291a680 [ 1336.584518][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.584562][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.584625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb249e08 ** 3 printk messages dropped ** [ 1336.584768][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1336.585166][ T32] r5:8543478c r4:85434400 [ 1336.585187][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.585295][ T32] r10:61c88647 r9:85465400 r8:853799ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.585654][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.620437][ T32] Call trace: ** 7 printk messages dropped ** [ 1336.620745][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 4 printk messages dropped ** [ 1336.620983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 9 printk messages dropped ** [ 1336.621459][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.621903][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.622102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.622549][ T32] r10:8291a684 r9:eb255d84 r8:00000002 r7:60000013 r6:eb255d8c r5:85466c00 ** 6 printk messages dropped ** [ 1336.622848][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.623107][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.623403][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1336.623523][ T32] r5:85434f8c r4:85434c00 ** 3 printk messages dropped ** [ 1336.623657][ T32] r10:61c88647 r9:85466c00 r8:85379aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.624029][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.624057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.624113][ T32] r4:8537c980 [ 1336.624478][ T32] INFO: task kworker/0:521:4764 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.624544][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.624604][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.624684][ T32] Call trace: [ 1336.624750][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.624825][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.624890][ T32] r4:00000000 [ 1336.624914][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.624984][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.625016][ T32] 5d20: 9f9bf000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.625047][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.625089][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.625116][ T32] r5:800d0013 r4:80239bb0 [ 1336.625137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.625177][ T32] r4:82ac21e4 [ 1336.625228][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.625275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.625298][ T32] r4:e04c5dc0 [ 1336.625338][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.625384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.625438][ T32] r4:00000000 [ 1336.625461][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.625506][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.625528][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.625569][ T32] r5:00001000 r4:e00cd000 [ 1336.625589][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.625629][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.625671][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.625690][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.625735][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.625787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.632422][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.632533][ T32] r4:84ddad80 [ 1336.632564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.632641][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.632699][ T32] r4:00000001 [ 1336.632723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.632792][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.632861][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.632894][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.632921][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.632951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.633006][ T32] r4:84cfd540 [ 1336.633062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.633109][ T32] INFO: task kworker/0:522:4766 blocked for more than 463 seconds. [ 1336.633170][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.633229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.633273][ T32] task:kworker/0:522 state:D stack:0 pid:4766 tgid:4766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.633334][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.633411][ T32] Call trace: [ 1336.633481][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.633576][ T32] r10:8291a684 r9:eb251d84 r8:00000002 r7:60000013 r6:eb251d8c r5:85468000 [ 1336.633603][ T32] r4:85468000 [ 1336.633660][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.633707][ T32] r5:85468000 r4:8291a680 [ 1336.633761][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.633812][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.633858][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 [ 1336.633882][ T32] r4:00000000 [ 1336.633924][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.634011][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.634056][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.634108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537cb80 [ 1336.634154][ T32] r4:00000000 [ 1336.634198][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.634269][ T32] r9:83018005 r8:85468000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1336.634298][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1336.634375][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1336.634461][ T32] r5:85434b8c r4:85434800 [ 1336.634487][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.634784][ T32] r10:00000000 r9:85379b80 r8:80287e08 r7:eb255e60 r6:85379c00 r5:85468000 ** 8 printk messages dropped ** [ 1336.635540][ T32] INFO: task kworker/0:522:4766 is blocked on a mutex likely owned by task kworker/0:173:3778. ** 2 printk messages dropped ** [ 1336.635748][ T32] Call trace: [ 1336.635778][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.635860][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.635890][ T32] r4:00000000 [ 1336.635964][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.650751][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.650836][ T32] 5d20: 9fd49000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.650906][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.650937][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.650982][ T32] r5:800d0013 r4:80239bb0 [ 1336.651039][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.651108][ T32] r4:82ac21e4 [ 1336.651129][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.651193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.651223][ T32] r4:e04c5dc0 [ 1336.651245][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.651289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.651311][ T32] r4:00000000 [ 1336.651339][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.651391][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.651414][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.651459][ T32] r5:00001000 r4:e00cd000 [ 1336.651479][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.651518][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.651560][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.651579][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.651626][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.651647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.651695][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.651736][ T32] r4:84ddad80 [ 1336.651759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.651825][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.651873][ T32] r4:00000001 [ 1336.651897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.651954][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.651985][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.652013][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.652039][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.652088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.652128][ T32] r4:84cfd540 [ 1336.652155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.652186][ T32] INFO: task kworker/0:523:4768 blocked for more than 463 seconds. [ 1336.652219][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.652263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.652311][ T32] task:kworker/0:523 state:D stack:0 pid:4768 tgid:4768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.652374][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.652418][ T32] Call trace: [ 1336.652450][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.652528][ T32] r10:8291a684 r9:eb25dd84 r8:00000002 r7:60000013 r6:eb25dd8c r5:85469800 [ 1336.652555][ T32] r4:85469800 [ 1336.652576][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.652619][ T32] r5:85469800 r4:8291a680 [ 1336.652640][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.652679][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.652765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb25de08 [ 1336.652792][ T32] r4:00000000 [ 1336.652819][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1336.652889][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1336.653255][ T32] r5:8543538c r4:85435000 [ 1336.653274][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1336.653338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1336.653633][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.654494][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 8 printk messages dropped ** [ 1336.654763][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.655039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 9 printk messages dropped ** [ 1336.655473][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 7 printk messages dropped ** [ 1336.655743][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 4 printk messages dropped ** [ 1336.666425][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1336.666620][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.666890][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1336.667123][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.667166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398200 [ 1336.667217][ T32] r4:00000000 [ 1336.667268][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.667321][ T32] r9:83018005 r8:8546a400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1336.667344][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.667387][ T32] r5:00001000 r4:eaec9000 [ 1336.667444][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.667522][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.667572][ T32] r5:8543578c r4:85435400 [ 1336.667625][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.667708][ T32] r7:dddced80 r6:83018000 r5:8543578c r4:85379d80 [ 1336.667734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.667783][ T32] r10:61c88647 r9:8546a400 r8:85379dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.667811][ T32] r4:85379d80 [ 1336.667832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.667928][ T32] r10:00000000 r9:85379d80 r8:80287e08 r7:eb25de60 r6:85379e00 r5:8546a400 [ 1336.667984][ T32] r4:00000001 [ 1336.668009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.668052][ T32] Exception stack(0xeb261fb0 to 0xeb261ff8) [ 1336.668113][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.668147][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.668175][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.668204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.668227][ T32] r4:853d8640 [ 1336.668708][ T32] INFO: task kworker/0:524:4769 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.668866][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.668964][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.669040][ T32] Call trace: [ 1336.669089][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.669145][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.669169][ T32] r4:00000000 [ 1336.669214][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.669260][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.669319][ T32] 5d20: 9fe03000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.669354][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.669405][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.669464][ T32] r5:800d0013 r4:80239bb0 [ 1336.669501][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.669549][ T32] r4:82ac21e4 [ 1336.669571][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.669654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.669683][ T32] r4:e04c5dc0 [ 1336.669703][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.669834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.669901][ T32] r4:00000000 [ 1336.669927][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.670000][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.670023][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.670066][ T32] r5:00001000 r4:e00cd000 [ 1336.670088][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.670128][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.670170][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.670191][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.670237][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.670258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.670304][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.670327][ T32] r4:84ddad80 [ 1336.670346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.670423][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.670450][ T32] r4:00000001 [ 1336.670470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.670506][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.670570][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.670632][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.670701][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.670735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.670758][ T32] r4:84cfd540 [ 1336.670779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.670844][ T32] INFO: task kworker/1:297:4772 blocked for more than 463 seconds. ** 3 printk messages dropped ** [ 1336.671007][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.671277][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1336.671922][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1336.672007][ T32] r5:85344b8c r4:85344800 ** 1 printk messages dropped ** [ 1336.672108][ T32] r7:ddde2d80 r6:83018200 r5:85344b8c r4:8538f300 ** 6 printk messages dropped ** [ 1336.672306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1336.672890][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.672981][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.673024][ T32] Call trace: [ 1336.673086][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.673143][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.673167][ T32] r4:00000000 [ 1336.673186][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.673226][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.673276][ T32] 5d20: 9fe03000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.673338][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.673367][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.673391][ T32] r5:800d0013 r4:80239bb0 [ 1336.673465][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.673510][ T32] r4:82ac21e4 [ 1336.673559][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.673654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.673716][ T32] r4:e04c5dc0 [ 1336.673741][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.673786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.673849][ T32] r4:00000000 [ 1336.673874][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.673921][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.673984][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.674055][ T32] r5:00001000 r4:e00cd000 [ 1336.674079][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.674121][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.674163][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.674183][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.674229][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.674250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.674296][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.674319][ T32] r4:84ddad80 [ 1336.674338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.674382][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.674404][ T32] r4:00000001 [ 1336.674422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.674456][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.674487][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.674542][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.674637][ T32] INFO: task kworker/0:525:4773 blocked for more than 463 seconds. ** 3 printk messages dropped ** [ 1336.674859][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.675151][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1336.675668][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.675871][ T32] r5:85435f8c r4:85435c00 [ 1336.697650][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.698100][ T32] r10:00000000 r9:85379f00 r8:80287e08 r7:eb261e60 r6:85379f80 r5:8546bc00 ** 9 printk messages dropped ** [ 1336.698998][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1336.699643][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1336.700101][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.700517][ T32] r4:00000001 [ 1336.700565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.700607][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.700633][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.700661][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.700687][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.700715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.700738][ T32] r4:84cfd540 [ 1336.700758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.700787][ T32] INFO: task kworker/0:526:4776 blocked for more than 463 seconds. [ 1336.700829][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.700854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.700877][ T32] task:kworker/0:526 state:D stack:0 pid:4776 tgid:4776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.700978][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.701025][ T32] Call trace: [ 1336.701071][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.701124][ T32] r10:8291a684 r9:eb271d84 r8:00000002 r7:60000013 r6:eb271d8c r5:8546c800 [ 1336.701148][ T32] r4:8546c800 [ 1336.701168][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.701241][ T32] r5:8546c800 r4:8291a680 [ 1336.701265][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.701306][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.701348][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb271e08 [ 1336.701371][ T32] r4:00000000 [ 1336.701391][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.701425][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.701459][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.701499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398440 [ 1336.701522][ T32] r4:00000000 [ 1336.701571][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.701643][ T32] r9:83018005 r8:8546c800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1336.701685][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.701731][ T32] r5:00001000 r4:eb07b000 [ 1336.701778][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.701829][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.701873][ T32] r5:85435b8c r4:85435800 [ 1336.701893][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.701937][ T32] r7:dddced80 r6:83018000 r5:85435b8c r4:85392000 [ 1336.702010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.702061][ T32] r10:61c88647 r9:8546c800 r8:8539202c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.702113][ T32] r4:85392000 [ 1336.702136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.702183][ T32] r10:00000000 r9:85392000 r8:80287e08 r7:eb26de60 r6:85392080 r5:8546c800 [ 1336.702206][ T32] r4:00000001 [ 1336.702225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.702260][ T32] Exception stack(0xeb271fb0 to 0xeb271ff8) [ 1336.702287][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.702346][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.702377][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.702406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.702428][ T32] r4:85398400 [ 1336.702723][ T32] INFO: task kworker/0:526:4776 is blocked on a mutex likely owned by task kworker/0:173:3778. ** 4 printk messages dropped ** [ 1336.703098][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 5 printk messages dropped ** [ 1336.703351][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 2 printk messages dropped ** [ 1336.703441][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1336.703540][ T32] r4:e04c5dc0 ** 2 printk messages dropped ** [ 1336.703687][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.703841][ T32] r5:00001000 r4:e00cd000 ** 3 printk messages dropped ** [ 1336.704002][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.704281][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 2 printk messages dropped ** [ 1336.704407][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 2 printk messages dropped ** [ 1336.704532][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.704854][ T32] task:kworker/1:298 state:D stack:0 pid:4778 tgid:4778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.704904][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.704990][ T32] Call trace: [ 1336.705077][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.705196][ T32] r10:8291a684 r9:eb259d84 r8:00000002 r7:60000113 r6:eb259d8c r5:853b2400 [ 1336.705257][ T32] r4:853b2400 [ 1336.705280][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.705325][ T32] r5:853b2400 r4:8291a680 [ 1336.705345][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.705384][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.705438][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb259e08 [ 1336.705466][ T32] r4:00000000 [ 1336.705486][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.705522][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.705589][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.705634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537e640 [ 1336.705656][ T32] r4:00000000 [ 1336.705677][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.705741][ T32] r9:83018205 r8:853b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1336.705766][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.705890][ T32] r5:00001000 r4:eb119000 [ 1336.705998][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.726561][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.726658][ T32] r5:85344f8c r4:85344c00 [ 1336.726704][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.726762][ T32] r7:ddde2d80 r6:83018200 r5:85344f8c r4:8538f380 [ 1336.726785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.726833][ T32] r10:61c88647 r9:853b2400 r8:8538f3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.726876][ T32] r4:8538f380 [ 1336.726901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.726952][ T32] r10:00000000 r9:8538f380 r8:80287e08 r7:eb22de60 r6:8538f400 r5:853b2400 [ 1336.726974][ T32] r4:00000001 [ 1336.726994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.727042][ T32] Exception stack(0xeb259fb0 to 0xeb259ff8) [ 1336.727083][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.727114][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.727161][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.727215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.727242][ T32] r4:8537eb00 [ 1336.727689][ T32] INFO: task kworker/1:298:4778 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.727727][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.727796][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.727845][ T32] Call trace: [ 1336.727877][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.727984][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.728085][ T32] r4:00000000 [ 1336.728142][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.728240][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.728304][ T32] 5d20: a0d42000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 5 printk messages dropped ** [ 1336.728704][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.728799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.728891][ T32] r4:e04c5dc0 [ 1336.728945][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.729071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.729132][ T32] r4:00000000 [ 1336.729184][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.729291][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.729347][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.729475][ T32] r5:00001000 r4:e00cd000 [ 1336.729533][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.729628][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.729754][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.729853][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.729999][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.730064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.730223][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.730287][ T32] r4:84ddad80 [ 1336.730369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.730481][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.730538][ T32] r4:00000001 [ 1336.730585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.730670][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.730734][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.730841][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.730915][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.730980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.731054][ T32] r4:84cfd540 [ 1336.731184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.731261][ T32] INFO: task kworker/0:527:4779 blocked for more than 463 seconds. [ 1336.731411][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.731478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.731529][ T32] task:kworker/0:527 state:D stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.731674][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.731769][ T32] Call trace: [ 1336.731906][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.732014][ T32] r10:8291a684 r9:eb265d84 r8:00000002 r7:60000113 r6:eb265d8c r5:853b3c00 [ 1336.732075][ T32] r4:853b3c00 [ 1336.732126][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.732222][ T32] r5:853b3c00 r4:8291a680 [ 1336.732267][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.732357][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.732451][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb265e08 ** 7 printk messages dropped ** [ 1336.733061][ T32] r9:83018005 r8:853b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 ** 4 printk messages dropped ** [ 1336.733508][ T32] r5:8543638c r4:85436000 [ 1336.733682][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.734144][ T32] r4:85392100 ** 6 printk messages dropped ** [ 1336.734934][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.767695][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.768249][ T32] 5d20: a1350000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 10 printk messages dropped ** [ 1336.769114][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.769908][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1336.770644][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.771668][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.772480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb27de08 ** 8 printk messages dropped ** [ 1336.773179][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.773535][ T32] r5:8543678c r4:85436400 ** 1 printk messages dropped ** [ 1336.773675][ T32] r7:dddced80 r6:83018000 r5:8543678c r4:85392180 ** 5 printk messages dropped ** [ 1336.774197][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.774587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1336.805568][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.805925][ T32] r5:800d0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1336.806544][ T32] r4:e04c5dc0 [ 1336.806563][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.806606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.806644][ T32] r4:00000000 [ 1336.806669][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.806717][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.806739][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.806809][ T32] r5:00001000 r4:e00cd000 [ 1336.806839][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.806881][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.806955][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.807010][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.807099][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.807128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.807178][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.807201][ T32] r4:84ddad80 [ 1336.807267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.807320][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.807343][ T32] r4:00000001 [ 1336.807385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.807428][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.807457][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.807485][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.807512][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.807570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.807599][ T32] r4:84cfd540 [ 1336.807637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.807707][ T32] INFO: task kworker/0:529:4784 blocked for more than 463 seconds. [ 1336.807745][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.807816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.807849][ T32] task:kworker/0:529 state:D stack:0 pid:4784 tgid:4784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.807978][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.808068][ T32] Call trace: [ 1336.808164][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.808248][ T32] r10:8291a684 r9:eb289d84 r8:00000002 r7:60000113 r6:eb289d8c r5:853b6000 [ 1336.808297][ T32] r4:853b6000 [ 1336.808321][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.808367][ T32] r5:853b6000 r4:8291a680 [ 1336.808388][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.808427][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.808496][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb289e08 [ 1336.808563][ T32] r4:00000000 [ 1336.808587][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.808624][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.808690][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.808749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398c00 [ 1336.808776][ T32] r4:00000000 [ 1336.808796][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.808849][ T32] r9:83018005 r8:853b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1336.808871][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.808912][ T32] r5:00001000 r4:eb103000 [ 1336.808962][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.809035][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.809091][ T32] r5:85436f8c r4:85436c00 [ 1336.809142][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.809196][ T32] r7:dddced80 r6:83018000 r5:85436f8c r4:85392200 [ 1336.809246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.809329][ T32] r10:61c88647 r9:853b6000 r8:8539222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.809386][ T32] r4:85392200 ** 3 printk messages dropped ** [ 1336.809498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1336.810349][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.810697][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1336.811045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 7 printk messages dropped ** [ 1336.811313][ T32] r5:00001000 r4:e00cd000 ** 3 printk messages dropped ** [ 1336.811510][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.811716][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 3 printk messages dropped ** [ 1336.811867][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.812076][ T32] r4:84cfd540 ** 4 printk messages dropped ** [ 1336.812272][ T32] task:kworker/0:530 state:D stack:0 pid:4785 tgid:4785 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1336.812530][ T32] r4:853b4800 ** 3 printk messages dropped ** [ 1336.812676][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.812926][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1336.813158][ T32] r4:00000000 [ 1336.813180][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.813260][ T32] r9:83018005 r8:853b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1336.813287][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.813331][ T32] r5:00001000 r4:eb0e9000 [ 1336.813352][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.813393][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.813438][ T32] r5:85436b8c r4:85436800 [ 1336.813459][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.813540][ T32] r7:dddced80 r6:83018000 r5:85436b8c r4:85392280 [ 1336.813600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.813682][ T32] r10:61c88647 r9:853b4800 r8:853922ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.813742][ T32] r4:85392280 [ 1336.813765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.813825][ T32] r10:00000000 r9:85392280 r8:80287e08 r7:eb289e60 r6:8538f600 r5:853b4800 [ 1336.813881][ T32] r4:00000001 [ 1336.813905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.813943][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1336.814022][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.814065][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.814094][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.814125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.814180][ T32] r4:85398a00 [ 1336.814499][ T32] INFO: task kworker/0:530:4785 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.814537][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.814668][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.814768][ T32] Call trace: [ 1336.814872][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.814933][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.814992][ T32] r4:00000000 [ 1336.815021][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.815065][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.815125][ T32] 5d20: a1699000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.815162][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.815189][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.815214][ T32] r5:800d0013 r4:80239bb0 [ 1336.815236][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.815278][ T32] r4:82ac21e4 [ 1336.815299][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.815373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.815424][ T32] r4:e04c5dc0 [ 1336.815447][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.815523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.815551][ T32] r4:00000000 [ 1336.815575][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.815623][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.815657][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.815726][ T32] r5:00001000 r4:e00cd000 [ 1336.815808][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.815916][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.843143][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.843225][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.843310][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.843365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.843423][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.843449][ T32] r4:84ddad80 [ 1336.843486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.843541][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.843566][ T32] r4:00000001 [ 1336.843587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.843627][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.843661][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.843721][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.843754][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.843785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.843818][ T32] r4:84cfd540 [ 1336.843845][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.843878][ T32] INFO: task kworker/0:531:4788 blocked for more than 463 seconds. [ 1336.843951][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.844029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.844058][ T32] task:kworker/0:531 state:D stack:0 pid:4788 tgid:4788 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.844118][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.844198][ T32] Call trace: [ 1336.844303][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.844363][ T32] r10:8291a684 r9:eb291d84 r8:00000002 r7:60000113 r6:eb291d8c r5:853b3000 [ 1336.844422][ T32] r4:853b3000 [ 1336.844485][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.844540][ T32] r5:853b3000 r4:8291a680 [ 1336.844564][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.844637][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.844728][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb291e08 [ 1336.844756][ T32] r4:00000000 [ 1336.844778][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.844824][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.844906][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.844955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398e40 [ 1336.844980][ T32] r4:00000000 [ 1336.845032][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.845086][ T32] r9:83018005 r8:853b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1336.845137][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.845188][ T32] r5:00001000 r4:dfa49000 [ 1336.845211][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.845251][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.845315][ T32] r5:8543738c r4:85437000 [ 1336.845341][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.845389][ T32] r7:dddced80 r6:83018000 r5:8543738c r4:85392300 [ 1336.845411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.845459][ T32] r10:61c88647 r9:853b3000 r8:8539232c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.845483][ T32] r4:85392300 [ 1336.845503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.845581][ T32] r10:00000000 r9:85392300 r8:80287e08 r7:eb289e60 r6:8538f680 r5:853b3000 [ 1336.845609][ T32] r4:00000001 [ 1336.845650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.845692][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.845721][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.845753][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.845823][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.845917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.853072][ T32] r4:85398bc0 [ 1336.853550][ T32] INFO: task kworker/0:531:4788 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.853594][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.853709][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.853828][ T32] Call trace: [ 1336.853910][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.854024][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.854058][ T32] r4:00000000 [ 1336.854082][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.854161][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.854210][ T32] 5d20: a1b8e000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.854274][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.854305][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.854377][ T32] r5:800d0013 r4:80239bb0 [ 1336.854438][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.854525][ T32] r4:82ac21e4 [ 1336.854585][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.854664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.854727][ T32] r4:e04c5dc0 [ 1336.854783][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.854839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.854864][ T32] r4:00000000 [ 1336.854918][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.854972][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.855015][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.855100][ T32] r5:00001000 r4:e00cd000 [ 1336.855129][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.855175][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.855221][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.855243][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.855292][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.855314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.855394][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.855422][ T32] r4:84ddad80 [ 1336.855476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.855529][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.855558][ T32] r4:00000001 [ 1336.855600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.855642][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.855712][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.855746][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.855805][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.855840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.855912][ T32] r4:84cfd540 [ 1336.869296][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.869388][ T32] INFO: task kworker/1:299:4790 blocked for more than 463 seconds. [ 1336.869433][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.869461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.869517][ T32] task:kworker/1:299 state:D stack:0 pid:4790 tgid:4790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.869660][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.869994][ T32] r4:853b0c00 ** 1 printk messages dropped ** [ 1336.870106][ T32] r5:853b0c00 r4:8291a680 ** 2 printk messages dropped ** [ 1336.870216][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb285e08 ** 2 printk messages dropped ** [ 1336.870326][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1336.870509][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.870824][ T32] r5:00001000 r4:eb131000 ** 2 printk messages dropped ** [ 1336.870991][ T32] r5:8534538c r4:85345000 [ 1336.871011][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.871107][ T32] r7:ddde2d80 r6:83018200 r5:8534538c r4:8538f700 ** 1 printk messages dropped ** [ 1336.871182][ T32] r10:61c88647 r9:853b0c00 r8:8538f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.871205][ T32] r4:8538f700 [ 1336.871224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.871269][ T32] r10:00000000 r9:8538f700 r8:80287e08 r7:eb22de60 r6:8538f780 r5:853b0c00 [ 1336.871291][ T32] r4:00000001 [ 1336.871344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.871420][ T32] Exception stack(0xeb285fb0 to 0xeb285ff8) [ 1336.871453][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.871483][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.871539][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.871573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.871656][ T32] r4:8537e740 [ 1336.872150][ T32] INFO: task kworker/1:299:4790 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.872191][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.872288][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.872370][ T32] Call trace: [ 1336.872421][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.872478][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.872530][ T32] r4:00000000 [ 1336.872589][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.872669][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.872701][ T32] 5d20: a23b0000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.872733][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.872758][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.872782][ T32] r5:800d0013 r4:80239bb0 [ 1336.872809][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.872887][ T32] r4:82ac21e4 [ 1336.872913][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.872986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.873014][ T32] r4:e04c5dc0 [ 1336.873034][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.873076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.873098][ T32] r4:00000000 [ 1336.873118][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.873164][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.873200][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.873279][ T32] r5:00001000 r4:e00cd000 [ 1336.873304][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.873373][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.873421][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.873463][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.873516][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.873577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.873665][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.873729][ T32] r4:84ddad80 [ 1336.873753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.873806][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.873830][ T32] r4:00000001 [ 1336.873849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.873884][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.873993][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.874062][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.874093][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.874122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.874145][ T32] r4:84cfd540 [ 1336.874166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.874220][ T32] INFO: task kworker/1:300:4791 blocked for more than 463 seconds. [ 1336.874254][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.874278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.874301][ T32] task:kworker/1:300 state:D stack:0 pid:4791 tgid:4791 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.874389][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.874486][ T32] Call trace: [ 1336.874535][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.874585][ T32] r10:8291a684 r9:eb275d84 r8:00000002 r7:60000113 r6:eb275d8c r5:853b6c00 [ 1336.874608][ T32] r4:853b6c00 [ 1336.874657][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.874705][ T32] r5:853b6c00 r4:8291a680 [ 1336.874726][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.874766][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.874849][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb275e08 [ 1336.874908][ T32] r4:00000000 [ 1336.874931][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.875016][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.875059][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.875102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855455c0 [ 1336.875125][ T32] r4:00000000 [ 1336.875170][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.875256][ T32] r9:83018205 r8:853b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1336.875282][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.875361][ T32] r5:00001000 r4:eb5c3000 [ 1336.875386][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.875439][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.875518][ T32] r5:85345f8c r4:85345c00 [ 1336.875572][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.875621][ T32] r7:ddde2d80 r6:83018200 r5:85345f8c r4:8538f800 [ 1336.875642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.875688][ T32] r10:61c88647 r9:853b6c00 r8:8538f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.875710][ T32] r4:8538f800 [ 1336.875761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.875818][ T32] r10:00000000 r9:8538f800 r8:80287e08 r7:eb22de60 r6:8538f880 r5:853b6c00 [ 1336.896363][ T32] r4:00000001 [ 1336.896457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.896530][ T32] Exception stack(0xeb275fb0 to 0xeb275ff8) [ 1336.896564][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.896595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.896622][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.896654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.896677][ T32] r4:8539df40 [ 1336.897142][ T32] INFO: task kworker/1:300:4791 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.897181][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.897250][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.897368][ T32] Call trace: ** 1 printk messages dropped ** [ 1336.897513][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 5 printk messages dropped ** [ 1336.897715][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 3 printk messages dropped ** [ 1336.898126][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.898177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.898256][ T32] r4:e04c5dc0 [ 1336.898309][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.898358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.898381][ T32] r4:00000000 [ 1336.898401][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.898482][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.898509][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.898621][ T32] r5:00001000 r4:e00cd000 [ 1336.898679][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.898755][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.898809][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.898832][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.898880][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.898901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.898947][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.898969][ T32] r4:84ddad80 [ 1336.898988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.899053][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.899080][ T32] r4:00000001 [ 1336.899140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.899181][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.899209][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.899261][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.899317][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.899358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.899381][ T32] r4:84cfd540 [ 1336.899402][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.899472][ T32] INFO: task kworker/0:532:4793 blocked for more than 463 seconds. [ 1336.899544][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.899574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.899596][ T32] task:kworker/0:532 state:D stack:0 pid:4793 tgid:4793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.899641][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.899718][ T32] Call trace: [ 1336.899750][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.899804][ T32] r10:8291a684 r9:eb14dd84 r8:00000002 r7:60000113 r6:eb14dd8c r5:84eac800 [ 1336.899862][ T32] r4:84eac800 [ 1336.899887][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.899931][ T32] r5:84eac800 r4:8291a680 [ 1336.899950][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.900026][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.900102][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb14de08 [ 1336.900159][ T32] r4:00000000 [ 1336.900182][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.900219][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.900254][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.900295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398d80 [ 1336.900317][ T32] r4:00000000 [ 1336.900337][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.900381][ T32] r9:83018005 r8:84eac800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1336.900402][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.900444][ T32] r5:00001000 r4:dfa6b000 [ 1336.900464][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.900502][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.900572][ T32] r5:8543778c r4:85437400 [ 1336.900625][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.900730][ T32] r7:dddced80 r6:83018000 r5:8543778c r4:85392380 [ 1336.900785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.900840][ T32] r10:61c88647 r9:84eac800 r8:853923ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.900899][ T32] r4:85392380 [ 1336.900922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.900968][ T32] r10:00000000 r9:85392380 r8:80287e08 r7:eb291e60 r6:8538f900 r5:84eac800 [ 1336.900990][ T32] r4:00000001 [ 1336.901064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.901104][ T32] Exception stack(0xeb14dfb0 to 0xeb14dff8) [ 1336.901131][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.901161][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.901190][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.901261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.901287][ T32] r4:85398d80 [ 1336.901581][ T32] INFO: task kworker/0:532:4793 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.901617][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.901711][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.901791][ T32] Call trace: [ 1336.901856][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.901913][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.901937][ T32] r4:00000000 [ 1336.901993][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.902050][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.902083][ T32] 5d20: a2a95000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.902112][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.902137][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.902174][ T32] r5:800d0013 r4:80239bb0 [ 1336.902232][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.902278][ T32] r4:82ac21e4 [ 1336.902299][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.902370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.902397][ T32] r4:e04c5dc0 [ 1336.902417][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.902459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.902481][ T32] r4:00000000 [ 1336.902500][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.902577][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.902621][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.902669][ T32] r5:00001000 r4:e00cd000 [ 1336.902703][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.902821][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.902872][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.902893][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.902939][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 2 printk messages dropped ** [ 1336.903074][ T32] r4:84ddad80 ** 1 printk messages dropped ** [ 1336.903235][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 2 printk messages dropped ** [ 1336.903320][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.903346][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.903373][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.903432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.903465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.903489][ T32] r4:84cfd540 [ 1336.903509][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.903551][ T32] INFO: task kworker/0:533:4795 blocked for more than 463 seconds. [ 1336.903614][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.903672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.903697][ T32] task:kworker/0:533 state:D stack:0 pid:4795 tgid:4795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.903825][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.903935][ T32] Call trace: [ 1336.903970][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.904018][ T32] r10:8291a684 r9:eb281d84 r8:00000002 r7:60000113 r6:eb281d8c r5:8546e000 [ 1336.904041][ T32] r4:8546e000 [ 1336.904065][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.904107][ T32] r5:8546e000 r4:8291a680 [ 1336.904159][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.904203][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.904279][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb281e08 [ 1336.904306][ T32] r4:00000000 [ 1336.904362][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.904404][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.904441][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.904487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399040 [ 1336.904511][ T32] r4:00000000 [ 1336.904531][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.904575][ T32] r9:83018005 r8:8546e000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1336.904596][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.904670][ T32] r5:00001000 r4:e061b000 [ 1336.904754][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.904828][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.904877][ T32] r5:85437b8c r4:85437800 [ 1336.904931][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.905022][ T32] r7:dddced80 r6:83018000 r5:85437b8c r4:85392400 [ 1336.905046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.905095][ T32] r10:61c88647 r9:8546e000 r8:8539242c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.905118][ T32] r4:85392400 [ 1336.905136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.905201][ T32] r10:00000000 r9:85392400 r8:80287e08 r7:eb14de60 r6:85392480 r5:8546e000 [ 1336.905284][ T32] r4:00000001 [ 1336.905337][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.905406][ T32] Exception stack(0xeb281fb0 to 0xeb281ff8) [ 1336.905532][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.905565][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.905594][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.905655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.905681][ T32] r4:85398d00 [ 1336.928782][ T32] INFO: task kworker/0:533:4795 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.928897][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.929063][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.929134][ T32] Call trace: [ 1336.929167][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.929259][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.929315][ T32] r4:00000000 [ 1336.929342][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.929387][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.929460][ T32] 5d20: a32f8000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.929495][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.929521][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.929546][ T32] r5:800d0013 r4:80239bb0 [ 1336.929567][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.929639][ T32] r4:82ac21e4 [ 1336.929664][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.929710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.929733][ T32] r4:e04c5dc0 [ 1336.929752][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.929834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.929880][ T32] r4:00000000 [ 1336.929917][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.929993][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.930017][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.930063][ T32] r5:00001000 r4:e00cd000 [ 1336.930115][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.930163][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.930208][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.930228][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.930275][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.930336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.930411][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.930474][ T32] r4:84ddad80 [ 1336.930502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.930554][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.930577][ T32] r4:00000001 [ 1336.930628][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.930695][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.930726][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.930787][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.930824][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.930887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.930945][ T32] r4:84cfd540 [ 1336.930975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.931006][ T32] INFO: task kworker/0:534:4799 blocked for more than 463 seconds. [ 1336.931069][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.931100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.931164][ T32] task:kworker/0:534 state:D stack:0 pid:4799 tgid:4799 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.931217][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.931316][ T32] Call trace: [ 1336.931400][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.931475][ T32] r10:8291a684 r9:eb1edd84 r8:00000002 r7:60000113 r6:eb1edd8c r5:8546d400 [ 1336.931526][ T32] r4:8546d400 [ 1336.931582][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.931656][ T32] r5:8546d400 r4:8291a680 [ 1336.931684][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.931755][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.931810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ede08 [ 1336.931834][ T32] r4:00000000 [ 1336.931855][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.931890][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.931966][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.932014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399140 [ 1336.932070][ T32] r4:00000000 [ 1336.932094][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.932170][ T32] r9:83018005 r8:8546d400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1336.932220][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.932267][ T32] r5:00001000 r4:e0737000 [ 1336.932287][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.932326][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.932367][ T32] r5:85437f8c r4:85437c00 [ 1336.932404][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.932452][ T32] r7:dddced80 r6:83018000 r5:85437f8c r4:85392500 [ 1336.932473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.932552][ T32] r10:61c88647 r9:8546d400 r8:8539252c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.932597][ T32] r4:85392500 [ 1336.932649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.932734][ T32] r10:00000000 r9:85392500 r8:80287e08 r7:eb281e60 r6:85392580 r5:8546d400 [ 1336.932761][ T32] r4:00000001 [ 1336.932781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.932828][ T32] Exception stack(0xeb1edfb0 to 0xeb1edff8) [ 1336.932858][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.932931][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.932962][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.932991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.933013][ T32] r4:85399280 [ 1336.933398][ T32] INFO: task kworker/0:534:4799 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.933433][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.933487][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.933563][ T32] Call trace: [ 1336.933594][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.933677][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.933734][ T32] r4:00000000 [ 1336.933785][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.933866][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.933899][ T32] 5d20: a32f8000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.933941][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.933992][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.934047][ T32] r5:800d0013 r4:80239bb0 [ 1336.934073][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.934141][ T32] r4:82ac21e4 [ 1336.934167][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.934228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.934255][ T32] r4:e04c5dc0 [ 1336.934274][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.934345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.934371][ T32] r4:00000000 [ 1336.934392][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.934469][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.934525][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.934573][ T32] r5:00001000 r4:e00cd000 [ 1336.934593][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.934633][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.934675][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.934695][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.934778][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.934815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.934865][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.934900][ T32] r4:84ddad80 [ 1336.934955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.935005][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.935027][ T32] r4:00000001 [ 1336.935047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.935083][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.935134][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.935168][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.935195][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.935223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.935245][ T32] r4:84cfd540 [ 1336.935297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.935326][ T32] INFO: task kworker/0:535:4800 blocked for more than 463 seconds. [ 1336.935356][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.935379][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.935443][ T32] task:kworker/0:535 state:D stack:0 pid:4800 tgid:4800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.935511][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.935589][ T32] Call trace: [ 1336.935620][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.935668][ T32] r10:8291a684 r9:eb1f9d84 r8:00000002 r7:60000113 r6:eb1f9d8c r5:8546ec00 [ 1336.935691][ T32] r4:8546ec00 [ 1336.935710][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.935780][ T32] r5:8546ec00 r4:8291a680 [ 1336.935813][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.935942][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.947370][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f9e08 [ 1336.947419][ T32] r4:00000000 [ 1336.947443][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.947535][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.947583][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.947657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399380 [ 1336.947685][ T32] r4:00000000 [ 1336.947723][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.947775][ T32] r9:83018005 r8:8546ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1336.947798][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.947870][ T32] r5:00001000 r4:e07ef000 [ 1336.947917][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.947983][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.948029][ T32] r5:8543c38c r4:8543c000 [ 1336.948051][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.948103][ T32] r7:dddced80 r6:83018000 r5:8543c38c r4:85392600 [ 1336.948126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.948172][ T32] r10:61c88647 r9:8546ec00 r8:8539262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.948194][ T32] r4:85392600 [ 1336.948250][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.948302][ T32] r10:00000000 r9:85392600 r8:80287e08 r7:eb1ede60 r6:85392680 r5:8546ec00 [ 1336.948354][ T32] r4:00000001 [ 1336.948471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.948531][ T32] Exception stack(0xeb1f9fb0 to 0xeb1f9ff8) [ 1336.948597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.948632][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.948689][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.948754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.948804][ T32] r4:85399100 [ 1336.949310][ T32] INFO: task kworker/0:535:4800 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.949382][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.949565][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.949650][ T32] Call trace: [ 1336.949683][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.949737][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.949761][ T32] r4:00000000 [ 1336.949781][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.949864][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.949897][ T32] 5d20: a32f8000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.949927][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.949983][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.950060][ T32] r5:800d0013 r4:80239bb0 [ 1336.950088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.950162][ T32] r4:82ac21e4 [ 1336.950187][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.950232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.950292][ T32] r4:e04c5dc0 [ 1336.950377][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.950459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.950520][ T32] r4:00000000 [ 1336.950546][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.950625][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.950664][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.950713][ T32] r5:00001000 r4:e00cd000 [ 1336.950750][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.950841][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.950891][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.950930][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.950982][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.951037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.951119][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.951176][ T32] r4:84ddad80 [ 1336.951199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.951272][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.951327][ T32] r4:00000001 [ 1336.951379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.951419][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.951479][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.951511][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.951539][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.951591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.951619][ T32] r4:84cfd540 [ 1336.951641][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.951704][ T32] INFO: task kworker/0:536:4803 blocked for more than 463 seconds. [ 1336.951742][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.951768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.951827][ T32] task:kworker/0:536 state:D stack:0 pid:4803 tgid:4803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.951879][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.951956][ T32] Call trace: [ 1336.951987][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.952036][ T32] r10:8291a684 r9:eb20dd84 r8:00000002 r7:60000113 r6:eb20dd8c r5:85468c00 [ 1336.952059][ T32] r4:85468c00 [ 1336.952079][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.952151][ T32] r5:85468c00 r4:8291a680 [ 1336.952176][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.952217][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.952261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb20de08 [ 1336.952283][ T32] r4:00000000 [ 1336.952303][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.952338][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.952373][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.952438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399480 [ 1336.952465][ T32] r4:00000000 [ 1336.952518][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.952596][ T32] r9:83018005 r8:85468c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1336.952681][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.952755][ T32] r5:00001000 r4:e48b1000 [ 1336.952779][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.952828][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.952871][ T32] r5:8543c78c r4:8543c400 [ 1336.952948][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.952999][ T32] r7:dddced80 r6:83018000 r5:8543c78c r4:85392700 [ 1336.953021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.953068][ T32] r10:61c88647 r9:85468c00 r8:8539272c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.953090][ T32] r4:85392700 [ 1336.953109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.953153][ T32] r10:00000000 r9:85392700 r8:80287e08 r7:eb1f9e60 r6:85392780 r5:85468c00 [ 1336.953206][ T32] r4:00000001 [ 1336.953229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.953266][ T32] Exception stack(0xeb20dfb0 to 0xeb20dff8) [ 1336.953293][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.953352][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.953383][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.953411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.953434][ T32] r4:85399340 [ 1336.953730][ T32] INFO: task kworker/0:536:4803 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1336.953765][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.953834][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.953896][ T32] Call trace: [ 1336.956580][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.986834][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.986936][ T32] r4:00000000 [ 1336.986984][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.987111][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.987175][ T32] 5d20: a3756000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.987234][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.987313][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.987375][ T32] r5:800d0013 r4:80239bb0 [ 1336.987420][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.987514][ T32] r4:82ac21e4 [ 1336.987573][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.987679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.987736][ T32] r4:e04c5dc0 [ 1336.987780][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.987884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.987934][ T32] r4:00000000 [ 1336.988057][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.988160][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.988206][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.988292][ T32] r5:00001000 r4:e00cd000 [ 1336.988331][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.988405][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.988484][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.988550][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.988645][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.988688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.988821][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.988876][ T32] r4:84ddad80 [ 1336.988956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.989050][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.989102][ T32] r4:00000001 [ 1336.989158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.989245][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.989302][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.989359][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.989411][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.989468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.989512][ T32] r4:84cfd540 [ 1336.989559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.989615][ T32] INFO: task kworker/0:537:4804 blocked for more than 463 seconds. [ 1336.989676][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.989723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.989767][ T32] task:kworker/0:537 state:D stack:0 pid:4804 tgid:4804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.989886][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.989997][ T32] Call trace: [ 1336.990063][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1336.990181][ T32] r10:8291a684 r9:eb295d84 r8:00000002 r7:60000113 r6:eb295d8c r5:85466000 [ 1336.990232][ T32] r4:85466000 [ 1336.990287][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1336.990398][ T32] r5:85466000 r4:8291a680 [ 1336.990518][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.990601][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.990682][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb295e08 [ 1336.990726][ T32] r4:00000000 [ 1336.990782][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1336.990857][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1336.990924][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.991006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399640 [ 1336.991071][ T32] r4:00000000 [ 1336.991134][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.991223][ T32] r9:83018005 r8:85466000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 ** 4 printk messages dropped ** [ 1336.991628][ T32] r5:8543cb8c r4:8543c800 [ 1336.991692][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.992192][ T32] r10:00000000 r9:85392800 r8:80287e08 r7:eb20de60 r6:85392880 r5:85466000 ** 9 printk messages dropped ** [ 1336.993605][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.993749][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.993856][ T32] Call trace: [ 1336.993947][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.994127][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1336.994169][ T32] r4:00000000 [ 1336.994201][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.994287][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1336.994339][ T32] 5d20: a3756000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1336.994386][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1336.994425][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1336.994462][ T32] r5:800d0013 r4:80239bb0 [ 1336.994521][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.994583][ T32] r4:82ac21e4 [ 1336.994639][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.994711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1336.994746][ T32] r4:e04c5dc0 [ 1336.994799][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1336.994904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1336.994963][ T32] r4:00000000 [ 1336.994995][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1336.995073][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.995106][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1336.995171][ T32] r5:00001000 r4:e00cd000 [ 1336.995197][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1336.995247][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.995299][ T32] r5:84f0cb8c r4:84f0c800 [ 1336.995348][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.995414][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1336.995441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.995528][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.995578][ T32] r4:84ddad80 [ 1336.995603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.995685][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1336.995714][ T32] r4:00000001 [ 1336.995746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.995792][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1336.995825][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.995919][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.019271][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.019332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.019413][ T32] r4:84cfd540 [ 1337.019446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.019538][ T32] INFO: task kworker/0:538:4807 blocked for more than 463 seconds. [ 1337.019583][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 1 printk messages dropped ** [ 1337.019662][ T32] task:kworker/0:538 state:D stack:0 pid:4807 tgid:4807 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1337.020202][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.020469][ T32] r9:83018005 r8:84d70000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 ** 4 printk messages dropped ** [ 1337.020669][ T32] r5:8543cf8c r4:8543cc00 [ 1337.020713][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.020916][ T32] r4:85392900 ** 7 printk messages dropped ** [ 1337.021365][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.022109][ T32] Call trace: ** 7 printk messages dropped ** [ 1337.022577][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 5 printk messages dropped ** [ 1337.022816][ T32] r4:e04c5dc0 ** 7 printk messages dropped ** [ 1337.023162][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1337.023699][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.023913][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.024310][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.024662][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1337.025241][ T32] r5:00001000 r4:ead75000 ** 2 printk messages dropped ** [ 1337.025404][ T32] r5:8543d78c r4:8543d400 ** 1 printk messages dropped ** [ 1337.025509][ T32] r7:dddced80 r6:83018000 r5:8543d78c r4:85392a00 ** 5 printk messages dropped ** [ 1337.025889][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.046587][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.047511][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 10 printk messages dropped ** [ 1337.048107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 9 printk messages dropped ** [ 1337.048658][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1337.048920][ T32] r4:84ddad80 [ 1337.048965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.049017][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.049040][ T32] r4:00000001 [ 1337.049135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.049202][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.049233][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.049311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.049342][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.049373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.049397][ T32] r4:84cfd540 [ 1337.049441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.049476][ T32] INFO: task kworker/0:540:4810 blocked for more than 463 seconds. [ 1337.049512][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.049536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.049558][ T32] task:kworker/0:540 state:D stack:0 pid:4810 tgid:4810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.049654][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.049696][ T32] Call trace: [ 1337.049727][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.049826][ T32] r10:8291a684 r9:eb2a1d84 r8:00000002 r7:60000113 r6:eb2a1d8c r5:84d71800 [ 1337.049854][ T32] r4:84d71800 [ 1337.049874][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.049919][ T32] r5:84d71800 r4:8291a680 [ 1337.049940][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.050050][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.050106][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a1e08 [ 1337.050153][ T32] r4:00000000 [ 1337.050178][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.050216][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.050257][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.050327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399940 [ 1337.050355][ T32] r4:00000000 [ 1337.050376][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.050421][ T32] r9:83018005 r8:84d71800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1337.050443][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.050484][ T32] r5:00001000 r4:ead4d000 [ 1337.050505][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.050544][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.050586][ T32] r5:8543d38c r4:8543d000 [ 1337.050605][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.050745][ T32] r7:dddced80 r6:83018000 r5:8543d38c r4:85392b00 [ 1337.050770][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.050824][ T32] r10:61c88647 r9:84d71800 r8:85392b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.050850][ T32] r4:85392b00 [ 1337.050869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.050915][ T32] r10:00000000 r9:85392b00 r8:80287e08 r7:eb29de60 r6:85392b80 r5:84d71800 [ 1337.050962][ T32] r4:00000001 [ 1337.050986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.051067][ T32] Exception stack(0xeb2a1fb0 to 0xeb2a1ff8) [ 1337.051115][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.051239][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.051281][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.051311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.051351][ T32] r4:85399900 [ 1337.051739][ T32] INFO: task kworker/0:540:4810 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.051832][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.051956][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.052095][ T32] Call trace: [ 1337.052183][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.052292][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.052338][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.052433][ T32] 5d20: a3f8c000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 7 printk messages dropped ** [ 1337.052803][ T32] r4:e04c5dc0 ** 5 printk messages dropped ** [ 1337.053009][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.053673][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 9 printk messages dropped ** [ 1337.054049][ T32] INFO: task kworker/0:541:4813 blocked for more than 463 seconds. [ 1337.054089][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.054114][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.054135][ T32] task:kworker/0:541 state:D stack:0 pid:4813 tgid:4813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.054200][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.054243][ T32] Call trace: [ 1337.054274][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.054323][ T32] r10:8291a684 r9:eb2b1d84 r8:00000002 r7:60000013 r6:eb2b1d8c r5:853b8c00 [ 1337.054347][ T32] r4:853b8c00 [ 1337.054367][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.054458][ T32] r5:853b8c00 r4:8291a680 [ 1337.054494][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.054536][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.054653][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 [ 1337.054682][ T32] r4:00000000 [ 1337.054703][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.054739][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.054773][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.054832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399c40 ** 3 printk messages dropped ** [ 1337.055015][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1337.055242][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1337.079269][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1337.080364][ T32] r5:00001000 r4:e00cd000 ** 9 printk messages dropped ** [ 1337.080827][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 12 printk messages dropped ** [ 1337.081366][ T32] task:kworker/0:542 state:D stack:0 pid:4814 tgid:4814 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1337.081939][ T32] r4:00000000 [ 1337.081993][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.082041][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.082095][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.082143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398f40 [ 1337.082166][ T32] r4:00000000 [ 1337.082186][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.082256][ T32] r9:83018005 r8:853ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1337.082330][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.082401][ T32] r5:00001000 r4:eae39000 [ 1337.082439][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.082484][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.082527][ T32] r5:8543e78c r4:8543e400 [ 1337.082548][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.082594][ T32] r7:dddced80 r6:83018000 r5:8543e78c r4:85392c80 [ 1337.082615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.082684][ T32] r10:61c88647 r9:853ba400 r8:85392cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.082711][ T32] r4:85392c80 [ 1337.082735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.082785][ T32] r10:00000000 r9:85392c80 r8:80287e08 r7:eb2b1e60 r6:8538fa00 r5:853ba400 [ 1337.082827][ T32] r4:00000001 [ 1337.082864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.082919][ T32] Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) [ 1337.082973][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.083038][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.083123][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.083157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.083180][ T32] r4:85399bc0 [ 1337.083414][ T32] INFO: task kworker/0:542:4814 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.083449][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.083528][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.083578][ T32] Call trace: [ 1337.083608][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.083662][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.083721][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.083861][ T32] 5d20: a4281000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 9 printk messages dropped ** [ 1337.084182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 9 printk messages dropped ** [ 1337.084638][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 7 printk messages dropped ** [ 1337.085002][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 4 printk messages dropped ** [ 1337.085216][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1337.085403][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.085802][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1337.100754][ T32] r9:83018005 r8:853bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1337.100966][ T32] r5:8543df8c r4:8543dc00 ** 3 printk messages dropped ** [ 1337.101213][ T32] r10:61c88647 r9:853bb000 r8:85392d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1337.101657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1337.102443][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.102599][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.102649][ T32] r5:800d0013 r4:80239bb0 [ 1337.102675][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.102717][ T32] r4:82ac21e4 [ 1337.102784][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.102861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.102912][ T32] r4:e04c5dc0 [ 1337.102935][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.102980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.103002][ T32] r4:00000000 [ 1337.103023][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.103074][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.103097][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.103141][ T32] r5:00001000 r4:e00cd000 [ 1337.103161][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.103200][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.103265][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.103297][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.103345][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.103368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.103415][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.103437][ T32] r4:84ddad80 [ 1337.103474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.103524][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.103546][ T32] r4:00000001 [ 1337.103565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.103600][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.103628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.103728][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.103760][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.103788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.103811][ T32] r4:84cfd540 [ 1337.103833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.103887][ T32] INFO: task kworker/0:544:4817 blocked for more than 463 seconds. [ 1337.103923][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.103947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.103968][ T32] task:kworker/0:544 state:D stack:0 pid:4817 tgid:4817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.104036][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.104110][ T32] Call trace: [ 1337.104156][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.104208][ T32] r10:8291a684 r9:eb2c1d84 r8:00000002 r7:60000013 r6:eb2c1d8c r5:853b8000 [ 1337.104232][ T32] r4:853b8000 [ 1337.104269][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.104317][ T32] r5:853b8000 r4:8291a680 [ 1337.104337][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.104377][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.104419][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c1e08 [ 1337.104441][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.104563][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.104949][ T32] r5:8543e38c r4:8543e000 [ 1337.105003][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.105135][ T32] r10:61c88647 r9:853b8000 r8:85392dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1337.125528][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1337.126656][ T32] r4:e04c5dc0 ** 9 printk messages dropped ** [ 1337.127274][ T32] r5:84f0cb8c r4:84f0c800 ** 6 printk messages dropped ** [ 1337.127661][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 7 printk messages dropped ** [ 1337.127978][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1337.128459][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1337.129445][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1337.130088][ T32] r7:dddced80 r6:83018000 r5:8543eb8c r4:85392e00 [ 1337.130113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.130163][ T32] r10:61c88647 r9:853b9800 r8:85392e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.130190][ T32] r4:85392e00 [ 1337.130212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.130259][ T32] r10:00000000 r9:85392e00 r8:80287e08 r7:eb2b5e60 r6:8538fb80 r5:853b9800 [ 1337.130283][ T32] r4:00000001 [ 1337.130304][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.130342][ T32] Exception stack(0xeb2c9fb0 to 0xeb2c9ff8) [ 1337.130370][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.130415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.130450][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.130481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.130523][ T32] r4:85398000 [ 1337.130949][ T32] INFO: task kworker/0:545:4820 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.131036][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.131167][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.131215][ T32] Call trace: [ 1337.131330][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.131386][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.131413][ T32] r4:00000000 [ 1337.131434][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.131476][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.131505][ T32] 5d20: a471c000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.131536][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.131563][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.131610][ T32] r5:800d0013 r4:80239bb0 [ 1337.131708][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.131777][ T32] r4:82ac21e4 [ 1337.131919][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.132000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.132030][ T32] r4:e04c5dc0 [ 1337.132050][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.132122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.132180][ T32] r4:00000000 [ 1337.132206][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1337.132633][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 7 printk messages dropped ** [ 1337.132942][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 6 printk messages dropped ** [ 1337.133206][ T32] INFO: task kworker/0:546:4821 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1337.133635][ T32] r5:853bc800 r4:8291a680 ** 7 printk messages dropped ** [ 1337.133985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2200 ** 8 printk messages dropped ** [ 1337.134423][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1337.135348][ T32] INFO: task kworker/0:546:4821 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.135385][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.135447][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.135568][ T32] Call trace: [ 1337.135662][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.135720][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.135748][ T32] r4:00000000 [ 1337.135771][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.135816][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.135914][ T32] 5d20: a471c000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.159946][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.160019][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.160065][ T32] r5:800d0013 r4:80239bb0 [ 1337.160118][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.160202][ T32] r4:82ac21e4 [ 1337.160232][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.160282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.160331][ T32] r4:e04c5dc0 [ 1337.160358][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.160410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.160437][ T32] r4:00000000 [ 1337.160459][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.160556][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.160586][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.160660][ T32] r5:00001000 r4:e00cd000 [ 1337.160687][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.160730][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.160777][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.160799][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.160850][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 1 printk messages dropped ** [ 1337.160972][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.161324][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1337.161864][ T32] r10:8291a684 r9:eb2d1d84 r8:00000002 r7:60000113 r6:eb2d1d8c r5:853bd400 ** 15 printk messages dropped ** [ 1337.162606][ T32] r5:00001000 r4:eaf89000 ** 2 printk messages dropped ** [ 1337.162770][ T32] r5:8543f38c r4:8543f000 [ 1337.162794][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.162843][ T32] r7:dddced80 r6:83018000 r5:8543f38c r4:85392f00 [ 1337.162866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.162916][ T32] r10:61c88647 r9:853bd400 r8:85392f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.162940][ T32] r4:85392f00 [ 1337.162985][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.163040][ T32] r10:00000000 r9:85392f00 r8:80287e08 r7:eb2cde60 r6:8538fc80 r5:853bd400 [ 1337.163072][ T32] r4:00000001 [ 1337.163093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.163132][ T32] Exception stack(0xeb2d1fb0 to 0xeb2d1ff8) [ 1337.163175][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.163211][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.163241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.163271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1337.164185][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1337.164716][ T32] r4:e04c5dc0 ** 9 printk messages dropped ** [ 1337.165218][ T32] r5:84f0cb8c r4:84f0c800 ** 6 printk messages dropped ** [ 1337.165554][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.165582][ T32] r4:00000001 [ 1337.165607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.165651][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.165682][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.165733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.165767][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.165809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.165982][ T32] r4:84cfd540 [ 1337.183707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.183775][ T32] INFO: task kworker/0:548:4826 blocked for more than 463 seconds. [ 1337.183827][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.183857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.183881][ T32] task:kworker/0:548 state:D stack:0 pid:4826 tgid:4826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.184027][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.184154][ T32] Call trace: [ 1337.184221][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.184280][ T32] r10:8291a684 r9:eb2d9d84 r8:00000002 r7:60000113 r6:eb2d9d8c r5:853bec00 [ 1337.184305][ T32] r4:853bec00 [ 1337.184326][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.184395][ T32] r5:853bec00 r4:8291a680 [ 1337.184445][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.184499][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.184678][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 [ 1337.184739][ T32] r4:00000000 [ 1337.184787][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.184840][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.184897][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.184977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2680 [ 1337.185003][ T32] r4:00000000 [ 1337.185065][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.185177][ T32] r9:83018005 r8:853bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1337.185206][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.185274][ T32] r5:00001000 r4:eafd3000 [ 1337.185299][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.185377][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.185426][ T32] r5:8543ff8c r4:8543fc00 [ 1337.185491][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.185639][ T32] r10:61c88647 r9:853bec00 r8:85392fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1337.193591][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.193945][ T32] 5d20: a4f27000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 7 printk messages dropped ** [ 1337.194366][ T32] r4:e04c5dc0 ** 6 printk messages dropped ** [ 1337.194759][ T32] r5:00001000 r4:e00cd000 ** 1 printk messages dropped ** [ 1337.194835][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.194952][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.194981][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.195044][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.195116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.195202][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.195264][ T32] r4:84ddad80 [ 1337.195361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.195421][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.195471][ T32] r4:00000001 [ 1337.195531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.195581][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.195610][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.195643][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.195672][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.195701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.195725][ T32] r4:84cfd540 [ 1337.195747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.195776][ T32] INFO: task kworker/0:549:4827 blocked for more than 463 seconds. [ 1337.195810][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.208231][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.208364][ T32] task:kworker/0:549 state:D stack:0 pid:4827 tgid:4827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.208445][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.208512][ T32] Call trace: [ 1337.208601][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.208712][ T32] r10:8291a684 r9:eb2ddd84 r8:00000002 r7:60000013 r6:eb2ddd8c r5:853bbc00 [ 1337.208750][ T32] r4:853bbc00 [ 1337.208784][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.208837][ T32] r5:853bbc00 r4:8291a680 [ 1337.208871][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.208921][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.209406][ T32] r9:83018005 r8:853bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1337.209645][ T32] r5:8543f78c r4:8543f400 [ 1337.209668][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.209803][ T32] r10:61c88647 r9:853bbc00 r8:853f802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1337.210320][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.211131][ T32] Call trace: ** 5 printk messages dropped ** [ 1337.211390][ T32] 5d20: a5244000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 9 printk messages dropped ** [ 1337.211734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 9 printk messages dropped ** [ 1337.212236][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 7 printk messages dropped ** [ 1337.212576][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 4 printk messages dropped ** [ 1337.212917][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1337.213206][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.213476][ T32] r5:84d73000 r4:8291a680 ** 3 printk messages dropped ** [ 1337.213654][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.213932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f25c0 ** 7 printk messages dropped ** [ 1337.214507][ T32] r5:8543fb8c r4:8543f800 ** 3 printk messages dropped ** [ 1337.214764][ T32] r10:61c88647 r9:84d73000 r8:853f80ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1337.215679][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.215808][ T32] Call trace: [ 1337.236455][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.236567][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.236621][ T32] r4:00000000 [ 1337.236674][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.236725][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.236759][ T32] 5d20: a5486000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.236792][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.236825][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.236889][ T32] r5:800d0013 r4:80239bb0 [ 1337.236964][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.237021][ T32] r4:82ac21e4 [ 1337.237044][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.237116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.237146][ T32] r4:e04c5dc0 [ 1337.237167][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.237261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.237289][ T32] r4:00000000 [ 1337.237311][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.237410][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.237437][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.237487][ T32] r5:00001000 r4:e00cd000 [ 1337.237509][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.237549][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.237596][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.237617][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.237667][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.237697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.237769][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.237826][ T32] r4:84ddad80 [ 1337.237877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.237994][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.238056][ T32] r4:00000001 [ 1337.238090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.238153][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.238184][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.238237][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.238269][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.238310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1337.238496][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 8 printk messages dropped ** [ 1337.239070][ T32] r5:84d74800 r4:8291a680 ** 5 printk messages dropped ** [ 1337.239348][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.239868][ T32] r5:8544078c r4:85440400 [ 1337.239918][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.239999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1337.241069][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1337.242189][ T32] r4:00000000 [ 1337.242214][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.242285][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.242312][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.242368][ T32] r5:00001000 r4:e00cd000 [ 1337.242392][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.242433][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.242474][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.242494][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.242540][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.242561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.242631][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.242671][ T32] r4:84ddad80 [ 1337.242707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.242758][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.242804][ T32] r4:00000001 [ 1337.242828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.242864][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.242891][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.242919][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.242946][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.242974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.242996][ T32] r4:84cfd540 [ 1337.243017][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.243042][ T32] INFO: task kworker/0:552:4834 blocked for more than 463 seconds. [ 1337.243078][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.243102][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.243123][ T32] task:kworker/0:552 state:D stack:0 pid:4834 tgid:4834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.243191][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.243249][ T32] Call trace: [ 1337.243285][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.243335][ T32] r10:8291a684 r9:eb1e1d84 r8:00000002 r7:60000113 r6:eb1e1d8c r5:84d75400 [ 1337.243358][ T32] r4:84d75400 [ 1337.243377][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.243419][ T32] r5:84d75400 r4:8291a680 [ 1337.243449][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.243493][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.243559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 [ 1337.243586][ T32] r4:00000000 [ 1337.243606][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.243643][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.243677][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.243718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f27c0 [ 1337.243741][ T32] r4:00000000 [ 1337.243760][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.243803][ T32] r9:83018005 r8:84d75400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1337.243854][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.243901][ T32] r5:00001000 r4:eafe3000 [ 1337.243922][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.243973][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.244023][ T32] r5:8544038c r4:85440000 [ 1337.244045][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.244096][ T32] r7:dddced80 r6:83018000 r5:8544038c r4:853f8280 [ 1337.244126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.244177][ T32] r10:61c88647 r9:84d75400 r8:853f82ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1337.244334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1337.245234][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1337.245651][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 19 printk messages dropped ** [ 1337.268214][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1337.268436][ T32] r4:84cfd540 ** 11 printk messages dropped ** [ 1337.268973][ T32] r5:84d76000 r4:8291a680 ** 5 printk messages dropped ** [ 1337.269212][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.269254][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.269336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2dc0 [ 1337.269413][ T32] r4:00000000 [ 1337.269452][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.269520][ T32] r9:83018005 r8:84d76000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1337.269575][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.269642][ T32] r5:00001000 r4:eb02d000 [ 1337.269692][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.269780][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.269841][ T32] r5:85440f8c r4:85440c00 [ 1337.269865][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.269911][ T32] r7:dddced80 r6:83018000 r5:85440f8c r4:853f8380 [ 1337.269974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.270049][ T32] r10:61c88647 r9:84d76000 r8:853f83ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.270079][ T32] r4:853f8380 [ 1337.270099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.270160][ T32] r10:00000000 r9:853f8380 r8:80287e08 r7:eb2e5e60 r6:853f8400 r5:84d76000 [ 1337.270204][ T32] r4:00000001 [ 1337.270243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.270313][ T32] Exception stack(0xeb2f1fb0 to 0xeb2f1ff8) [ 1337.270370][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.270401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.270444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.270477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.270502][ T32] r4:853f2800 [ 1337.270986][ T32] INFO: task kworker/0:553:4835 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.271031][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1337.271228][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.271411][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 6 printk messages dropped ** [ 1337.271672][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1337.272113][ T32] r5:84f0cb8c r4:84f0c800 ** 6 printk messages dropped ** [ 1337.272349][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 7 printk messages dropped ** [ 1337.272685][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1337.272925][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.273339][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 ** 8 printk messages dropped ** [ 1337.273741][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.273929][ T32] r5:85440b8c r4:85440800 ** 6 printk messages dropped ** [ 1337.274331][ T32] r10:00000000 r9:853f8480 r8:80287e08 r7:eb2f1e60 r6:853f8500 r5:84d76c00 ** 16 printk messages dropped ** [ 1337.275469][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 14 printk messages dropped ** [ 1337.297087][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1337.297177][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.297223][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.297267][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.297329][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.297383][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.297465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.297545][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.297579][ T32] r4:84ddad80 [ 1337.297599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.297667][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.297694][ T32] r4:00000001 [ 1337.297772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.297839][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.297895][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.297996][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.298041][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.298080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.298130][ T32] r4:84cfd540 [ 1337.298160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.298192][ T32] INFO: task kworker/0:555:4840 blocked for more than 463 seconds. [ 1337.298224][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.298248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.298271][ T32] task:kworker/0:555 state:D stack:0 pid:4840 tgid:4840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.298328][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.298373][ T32] Call trace: [ 1337.298428][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.298487][ T32] r10:8291a684 r9:eb2fdd84 r8:00000002 r7:60000013 r6:eb2fdd8c r5:84d73c00 ** 5 printk messages dropped ** [ 1337.298701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2fde08 ** 8 printk messages dropped ** [ 1337.299186][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.299377][ T32] r5:8544138c r4:85441000 [ 1337.299401][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.299564][ T32] r4:853f8580 ** 5 printk messages dropped ** [ 1337.299748][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.300524][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.300743][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1337.300977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 10 printk messages dropped ** [ 1337.301368][ T32] r5:84f0cb8c r4:84f0c800 ** 6 printk messages dropped ** [ 1337.301642][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 6 printk messages dropped ** [ 1337.301874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.302359][ T32] r10:8291a684 r9:eb305d84 r8:00000002 r7:60000113 r6:eb305d8c r5:84d72400 ** 8 printk messages dropped ** [ 1337.302863][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.303332][ T32] r5:85441b8c r4:85441800 ** 6 printk messages dropped ** [ 1337.303707][ T32] r10:00000000 r9:853f8700 r8:80287e08 r7:eb2fde60 r6:853f8780 r5:84d72400 ** 14 printk messages dropped ** [ 1337.304671][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1337.305177][ T32] r4:e04c5dc0 ** 11 printk messages dropped ** [ 1337.305754][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 12 printk messages dropped ** [ 1337.330526][ T32] r4:84cfd540 ** 4 printk messages dropped ** [ 1337.330680][ T32] task:kworker/0:557 state:D stack:0 pid:4844 tgid:4844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.330747][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.330806][ T32] Call trace: [ 1337.330846][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.330899][ T32] r10:8291a684 r9:eb319d84 r8:00000002 r7:60000013 r6:eb319d8c r5:85478000 [ 1337.330964][ T32] r4:85478000 [ 1337.330991][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.331065][ T32] r5:85478000 r4:8291a680 [ 1337.331092][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.331135][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.331189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb319e08 [ 1337.331217][ T32] r4:00000000 [ 1337.331237][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.331272][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.331331][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.331378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85403140 [ 1337.331401][ T32] r4:00000000 [ 1337.331421][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.331503][ T32] r9:83018005 r8:85478000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.331530][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.331575][ T32] r5:00001000 r4:eb06b000 [ 1337.331595][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.331653][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.331721][ T32] r5:85441f8c r4:85441c00 [ 1337.331746][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.331819][ T32] r7:dddced80 r6:83018000 r5:85441f8c r4:853f8800 [ 1337.331903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.331956][ T32] r10:61c88647 r9:85478000 r8:853f882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.332003][ T32] r4:853f8800 [ 1337.332026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.332082][ T32] r10:00000000 r9:853f8800 r8:80287e08 r7:eb305e60 r6:853f8880 r5:85478000 [ 1337.332139][ T32] r4:00000001 [ 1337.332183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.332229][ T32] Exception stack(0xeb319fb0 to 0xeb319ff8) [ 1337.332263][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.332294][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.332320][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.332358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.332385][ T32] r4:85403200 [ 1337.332862][ T32] INFO: task kworker/0:557:4844 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.332904][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.332989][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.333056][ T32] Call trace: [ 1337.333140][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.333219][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.333279][ T32] r4:00000000 [ 1337.333324][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.333369][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.333418][ T32] 5d20: a623c000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.333452][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.333477][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.333501][ T32] r5:800d0013 r4:80239bb0 [ 1337.333521][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.333562][ T32] r4:82ac21e4 [ 1337.333613][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.333661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.333685][ T32] r4:e04c5dc0 [ 1337.333704][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.333746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.333788][ T32] r4:00000000 [ 1337.333841][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.333892][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.333914][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1337.334144][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1337.334745][ T32] r4:84cfd540 ** 9 printk messages dropped ** [ 1337.335206][ T32] r4:85479800 ** 7 printk messages dropped ** [ 1337.335585][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1337.353728][ T32] r7:dddced80 r6:83018000 r5:8544238c r4:853f8900 ** 8 printk messages dropped ** [ 1337.354182][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.355169][ T32] Call trace: ** 7 printk messages dropped ** [ 1337.355569][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 16 printk messages dropped ** [ 1337.368689][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1337.369164][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.369449][ T32] INFO: task kworker/0:559:4848 blocked for more than 463 seconds. [ 1337.369514][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.369549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.369573][ T32] task:kworker/0:559 state:D stack:0 pid:4848 tgid:4848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.369629][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.369675][ T32] Call trace: [ 1337.369754][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.369840][ T32] r10:8291a684 r9:eb32dd84 r8:00000002 r7:60000113 r6:eb32dd8c r5:853be000 [ 1337.369869][ T32] r4:853be000 [ 1337.369890][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.369934][ T32] r5:853be000 r4:8291a680 [ 1337.369982][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.370044][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.370126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb32de08 [ 1337.370154][ T32] r4:00000000 [ 1337.370182][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.370222][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.370304][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.370368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854034c0 [ 1337.370393][ T32] r4:00000000 [ 1337.370414][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.370467][ T32] r9:83018005 r8:853be000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1337.370545][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.370600][ T32] r5:00001000 r4:eb147000 [ 1337.370625][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.370733][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.370848][ T32] r5:8544278c r4:85442400 [ 1337.370886][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.370936][ T32] r7:dddced80 r6:83018000 r5:8544278c r4:853f8a00 [ 1337.370958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.371007][ T32] r10:61c88647 r9:853be000 r8:853f8a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.371033][ T32] r4:853f8a00 [ 1337.371081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.371134][ T32] r10:00000000 r9:853f8a00 r8:80287e08 r7:eb301e60 r6:8538fe00 r5:853be000 [ 1337.371180][ T32] r4:00000001 [ 1337.371210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.371315][ T32] Exception stack(0xeb32dfb0 to 0xeb32dff8) [ 1337.371350][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.371427][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.371461][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.371492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.371521][ T32] r4:85403380 [ 1337.371996][ T32] INFO: task kworker/0:559:4848 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.372040][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.372128][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.372193][ T32] Call trace: [ 1337.372237][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.372295][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.372319][ T32] r4:00000000 [ 1337.372360][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.372405][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.372468][ T32] 5d20: a6966000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.372520][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.372555][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.372579][ T32] r5:800d0013 r4:80239bb0 [ 1337.372602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.372645][ T32] r4:82ac21e4 [ 1337.372665][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.372707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.372752][ T32] r4:e04c5dc0 [ 1337.372777][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1337.373016][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1337.373776][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1337.374311][ T32] r10:8291a684 r9:eb335d84 r8:00000002 r7:60000113 r6:eb335d8c r5:853c0c00 ** 8 printk messages dropped ** [ 1337.374703][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.375264][ T32] r5:85442b8c r4:85442800 [ 1337.375328][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1337.393042][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1337.393319][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.393343][ T32] r4:00000000 [ 1337.393367][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.393409][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.393503][ T32] 5d20: a6b7f000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.393538][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.393584][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.393612][ T32] r5:800d0013 r4:80239bb0 [ 1337.393635][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.393687][ T32] r4:82ac21e4 [ 1337.393742][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.393791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.393845][ T32] r4:e04c5dc0 [ 1337.393878][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.393922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.393945][ T32] r4:00000000 [ 1337.394119][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.394179][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.394202][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.394245][ T32] r5:00001000 r4:e00cd000 [ 1337.394308][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.394388][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.394466][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.394535][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.394616][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.394640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.394710][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.394744][ T32] r4:84ddad80 [ 1337.394765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.394836][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.394907][ T32] r4:00000001 [ 1337.394948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.394993][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.395020][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.395065][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.395098][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.395148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.395197][ T32] r4:84cfd540 [ 1337.395222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.395252][ T32] INFO: task kworker/0:561:4852 blocked for more than 463 seconds. [ 1337.395305][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.395355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.395380][ T32] task:kworker/0:561 state:D stack:0 pid:4852 tgid:4852 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.395442][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.395713][ T32] r4:853c2400 ** 5 printk messages dropped ** [ 1337.409117][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.409410][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.409723][ T32] r5:85443f8c r4:85443c00 [ 1337.409748][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.409798][ T32] r7:dddced80 r6:83018000 r5:85443f8c r4:853f8b00 ** 4 printk messages dropped ** [ 1337.410081][ T32] r10:00000000 r9:853f8b00 r8:80287e08 r7:eb335e60 r6:8538ff00 r5:853c2400 ** 9 printk messages dropped ** [ 1337.410863][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.411544][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 7 printk messages dropped ** [ 1337.411828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 8 printk messages dropped ** [ 1337.412217][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.412699][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 6 printk messages dropped ** [ 1337.412919][ T32] INFO: task kworker/0:562:4853 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1337.413365][ T32] r4:853c3000 ** 10 printk messages dropped ** [ 1337.413799][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.414187][ T32] r5:85442f8c r4:85442c00 ** 9 printk messages dropped ** [ 1337.414640][ T32] Exception stack(0xeb359fb0 to 0xeb359ff8) ** 13 printk messages dropped ** [ 1337.415618][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 5 printk messages dropped ** [ 1337.415919][ T32] r4:82ac21e4 [ 1337.441304][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.441410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.441441][ T32] r4:e04c5dc0 [ 1337.441462][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.441507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.441551][ T32] r4:00000000 [ 1337.441602][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.441664][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.441690][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.441739][ T32] r5:00001000 r4:e00cd000 [ 1337.441781][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.441830][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.441897][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.441923][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.442016][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.442042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.442098][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.442122][ T32] r4:84ddad80 [ 1337.442141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.442187][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.442209][ T32] r4:00000001 [ 1337.442238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.442302][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.442360][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.442415][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.442446][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.442496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.442523][ T32] r4:84cfd540 [ 1337.442579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.442615][ T32] INFO: task kworker/0:563:4855 blocked for more than 463 seconds. [ 1337.442659][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.442690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.442714][ T32] task:kworker/0:563 state:D stack:0 pid:4855 tgid:4855 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.442862][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.442912][ T32] Call trace: [ 1337.442973][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.443038][ T32] r10:8291a684 r9:eb0f5d84 r8:00000002 r7:60000113 r6:eb0f5d8c r5:853c1800 [ 1337.443066][ T32] r4:853c1800 [ 1337.443088][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.443138][ T32] r5:853c1800 r4:8291a680 [ 1337.443168][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.443210][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.443275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f5e08 [ 1337.443307][ T32] r4:00000000 [ 1337.443328][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.443364][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.443399][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.443464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85403800 [ 1337.443522][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.443619][ T32] r9:83018005 r8:853c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 4 printk messages dropped ** [ 1337.443839][ T32] r5:8544338c r4:85443000 [ 1337.443863][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.443979][ T32] r10:61c88647 r9:853c1800 r8:853f8c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.444340][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.445220][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.445453][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 6 printk messages dropped ** [ 1337.445721][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1337.454749][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.455144][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 8 printk messages dropped ** [ 1337.455491][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.460416][ T32] r4:853c3c00 ** 3 printk messages dropped ** [ 1337.460608][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.461174][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.461322][ T32] r5:8544378c r4:85443400 ** 2 printk messages dropped ** [ 1337.461460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1337.461773][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.462664][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.462953][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 11 printk messages dropped ** [ 1337.463328][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1337.463918][ T32] r4:84ddad80 [ 1337.463964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.464016][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.464040][ T32] r4:00000001 [ 1337.464063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.464122][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.464155][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.464184][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.464210][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.464239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.464284][ T32] r4:84cfd540 [ 1337.464329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.464362][ T32] INFO: task kworker/0:565:4859 blocked for more than 463 seconds. [ 1337.464394][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.464418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.464439][ T32] task:kworker/0:565 state:D stack:0 pid:4859 tgid:4859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.464497][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.464607][ T32] Call trace: [ 1337.464666][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.464727][ T32] r10:8291a684 r9:eb369d84 r8:00000002 r7:60000113 r6:eb369d8c r5:853c5400 [ 1337.464765][ T32] r4:853c5400 [ 1337.464791][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.464879][ T32] r5:853c5400 r4:8291a680 [ 1337.464916][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.464966][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.465046][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb369e08 [ 1337.465088][ T32] r4:00000000 [ 1337.465111][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.465170][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.465247][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.465333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85403b80 [ 1337.465384][ T32] r4:00000000 [ 1337.465407][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.465453][ T32] r9:83018005 r8:853c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.465495][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.465543][ T32] r5:00001000 r4:ea9c7000 [ 1337.465563][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.465622][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.465669][ T32] r5:85443b8c r4:85443800 [ 1337.465690][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.465735][ T32] r7:dddced80 r6:83018000 r5:85443b8c r4:853f8d00 [ 1337.465765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.465817][ T32] r10:61c88647 r9:853c5400 r8:853f8d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.465841][ T32] r4:853f8d00 [ 1337.465932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.483853][ T32] r10:00000000 r9:853f8d00 r8:80287e08 r7:eb355e60 r6:8539a100 r5:853c5400 [ 1337.483937][ T32] r4:00000001 [ 1337.483971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.484038][ T32] Exception stack(0xeb369fb0 to 0xeb369ff8) [ 1337.484084][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.484140][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.484192][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.484247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.484274][ T32] r4:85403980 ** 1 printk messages dropped ** [ 1337.484759][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.485304][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 7 printk messages dropped ** [ 1337.485639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 8 printk messages dropped ** [ 1337.492186][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.492474][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 4 printk messages dropped ** [ 1337.492711][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1337.493022][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.493449][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.493856][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.494145][ T32] r5:8544c38c r4:8544c000 ** 3 printk messages dropped ** [ 1337.494314][ T32] r10:61c88647 r9:853c4800 r8:853f8dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.494537][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1337.495567][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 16 printk messages dropped ** [ 1337.509556][ T32] r5:84f0cb8c r4:84f0c800 ** 9 printk messages dropped ** [ 1337.510115][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 13 printk messages dropped ** [ 1337.511346][ T32] r10:8291a684 r9:eb375d84 r8:00000002 r7:60000013 r6:eb375d8c r5:853c6000 ** 2 printk messages dropped ** [ 1337.511556][ T32] r5:853c6000 r4:8291a680 [ 1337.511619][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.511713][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.511801][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb375e08 [ 1337.511853][ T32] r4:00000000 [ 1337.511897][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.511971][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.512042][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.512144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e4a80 [ 1337.512206][ T32] r4:00000000 [ 1337.512249][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.512340][ T32] r9:83018005 r8:853c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1337.512396][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.512441][ T32] r5:00001000 r4:eab3d000 [ 1337.512463][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.512546][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.512595][ T32] r5:8544c78c r4:8544c400 [ 1337.512616][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.512661][ T32] r7:dddced80 r6:83018000 r5:8544c78c r4:853f8e00 [ 1337.512681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.512757][ T32] r10:61c88647 r9:853c6000 r8:853f8e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.512784][ T32] r4:853f8e00 [ 1337.512831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.512880][ T32] r10:00000000 r9:853f8e00 r8:80287e08 r7:eb371e60 r6:8539a200 r5:853c6000 [ 1337.512925][ T32] r4:00000001 [ 1337.512949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.512986][ T32] Exception stack(0xeb375fb0 to 0xeb375ff8) [ 1337.513013][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.513041][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.513094][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.513133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.513169][ T32] r4:85403dc0 [ 1337.513610][ T32] INFO: task kworker/0:567:4864 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.513663][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.513760][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.513885][ T32] Call trace: [ 1337.513965][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1337.514118][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 4 printk messages dropped ** [ 1337.514313][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1337.514562][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.514626][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.514648][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.514689][ T32] r5:00001000 r4:e00cd000 [ 1337.514708][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.514748][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.514790][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.514832][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.514914][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.514961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.515013][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.515063][ T32] r4:84ddad80 [ 1337.515088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.515135][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.515157][ T32] r4:00000001 [ 1337.515176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.515210][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.515259][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.515335][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.515387][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.515463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.515523][ T32] r4:84cfd540 [ 1337.515548][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.515574][ T32] INFO: task kworker/0:568:4866 blocked for more than 463 seconds. ** 3 printk messages dropped ** [ 1337.515716][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.530103][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.530507][ T32] r9:83018005 r8:853c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 ** 4 printk messages dropped ** [ 1337.530679][ T32] r5:8544cb8c r4:8544c800 [ 1337.530722][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.530909][ T32] r4:853f8e80 ** 6 printk messages dropped ** [ 1337.531199][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.531832][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.532161][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 6 printk messages dropped ** [ 1337.532482][ T32] r4:e04c5dc0 ** 4 printk messages dropped ** [ 1337.532649][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 8 printk messages dropped ** [ 1337.533460][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1337.533837][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.533907][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.533990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.534052][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.534148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.534205][ T32] r4:84cfd540 [ 1337.534255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.534315][ T32] INFO: task kworker/0:569:4868 blocked for more than 464 seconds. [ 1337.534379][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.534455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.534515][ T32] task:kworker/0:569 state:D stack:0 pid:4868 tgid:4868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.534668][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.534769][ T32] Call trace: [ 1337.534885][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.534992][ T32] r10:8291a684 r9:eb37dd84 r8:00000002 r7:60000113 r6:eb37dd8c r5:853c0000 [ 1337.535043][ T32] r4:853c0000 [ 1337.535122][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.535251][ T32] r5:853c0000 r4:8291a680 [ 1337.535310][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.535406][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.535490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb37de08 [ 1337.535602][ T32] r4:00000000 [ 1337.535681][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.535729][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.535786][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.535914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85415000 [ 1337.553240][ T32] r4:00000000 [ 1337.553287][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.553361][ T32] r9:83018005 r8:853c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1337.553386][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.553454][ T32] r5:00001000 r4:eabd1000 [ 1337.553484][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.553528][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.553572][ T32] r5:8544cf8c r4:8544cc00 [ 1337.553593][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.553640][ T32] r7:dddced80 r6:83018000 r5:8544cf8c r4:853f8f00 [ 1337.553662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.553708][ T32] r10:61c88647 r9:853c0000 r8:853f8f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.553764][ T32] r4:853f8f00 [ 1337.553789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.553837][ T32] r10:00000000 r9:853f8f00 r8:80287e08 r7:eb379e60 r6:8539a300 r5:853c0000 [ 1337.553859][ T32] r4:00000001 [ 1337.553878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.553915][ T32] Exception stack(0xeb37dfb0 to 0xeb37dff8) [ 1337.553945][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.554023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.554080][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.554115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.554139][ T32] r4:853e4300 [ 1337.554588][ T32] INFO: task kworker/0:569:4868 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.554626][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.554694][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.554740][ T32] Call trace: [ 1337.554775][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.554844][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.554897][ T32] r4:00000000 [ 1337.554942][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.554988][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.555017][ T32] 5d20: a829d000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.555067][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.555101][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.555127][ T32] r5:800d0013 r4:80239bb0 [ 1337.555148][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.555189][ T32] r4:82ac21e4 [ 1337.555233][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.555302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.555350][ T32] r4:e04c5dc0 [ 1337.555377][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.555422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.555479][ T32] r4:00000000 [ 1337.555526][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.555576][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.555598][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1337.555698][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.566862][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 2 printk messages dropped ** [ 1337.567146][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.567225][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.567286][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.567315][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.567345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.567370][ T32] r4:84cfd540 [ 1337.567393][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.567440][ T32] INFO: task kworker/0:570:4870 blocked for more than 464 seconds. [ 1337.567504][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.567532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.567555][ T32] task:kworker/0:570 state:D stack:0 pid:4870 tgid:4870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.567653][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.567707][ T32] Call trace: [ 1337.567741][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.567793][ T32] r10:8291a684 r9:eb381d84 r8:00000002 r7:60000113 r6:eb381d8c r5:853a3000 [ 1337.567817][ T32] r4:853a3000 [ 1337.567856][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.567905][ T32] r5:853a3000 r4:8291a680 [ 1337.567926][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.568017][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.568193][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb381e08 [ 1337.568252][ T32] r4:00000000 [ 1337.568329][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.568411][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.568615][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.568722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854151c0 [ 1337.568779][ T32] r4:00000000 [ 1337.568844][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.568947][ T32] r9:83018005 r8:853a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1337.569055][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.569171][ T32] r5:00001000 r4:eac8f000 [ 1337.569218][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.569301][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.569404][ T32] r5:8544d38c r4:8544d000 [ 1337.569455][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.569506][ T32] r7:dddced80 r6:83018000 r5:8544d38c r4:853f8f80 [ 1337.569527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.569574][ T32] r10:61c88647 r9:853a3000 r8:853f8fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.569596][ T32] r4:853f8f80 [ 1337.569615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.569682][ T32] r10:00000000 r9:853f8f80 r8:80287e08 r7:eb37de60 r6:8539a380 r5:853a3000 [ 1337.569737][ T32] r4:00000001 [ 1337.569781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.569825][ T32] Exception stack(0xeb381fb0 to 0xeb381ff8) [ 1337.569854][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.569882][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.569908][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.569936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.569995][ T32] r4:85415300 [ 1337.570453][ T32] INFO: task kworker/0:570:4870 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.570491][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.570549][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.570594][ T32] Call trace: [ 1337.570712][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.570770][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.570815][ T32] r4:00000000 [ 1337.570859][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.570931][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.570984][ T32] 5d20: a834f000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.571024][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.571064][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.571121][ T32] r5:800d0013 r4:80239bb0 [ 1337.571175][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.571221][ T32] r4:82ac21e4 [ 1337.571243][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.571285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.571308][ T32] r4:e04c5dc0 [ 1337.571334][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.571375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.571418][ T32] r4:00000000 [ 1337.571443][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.571495][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.571539][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.571600][ T32] r5:00001000 r4:e00cd000 [ 1337.571645][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.571691][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.571734][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.571775][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.571846][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.571871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.571919][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.571942][ T32] r4:84ddad80 [ 1337.571961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.572005][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.572047][ T32] r4:00000001 [ 1337.572102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.572148][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.572176][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.572225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.572261][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.572290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.572312][ T32] r4:84cfd540 [ 1337.572363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.572393][ T32] INFO: task kworker/0:571:4872 blocked for more than 464 seconds. [ 1337.572422][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.572467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.572491][ T32] task:kworker/0:571 state:D stack:0 pid:4872 tgid:4872 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1337.572732][ T32] r4:853c8000 ** 1 printk messages dropped ** [ 1337.572821][ T32] r5:853c8000 r4:8291a680 ** 2 printk messages dropped ** [ 1337.572923][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb385e08 ** 3 printk messages dropped ** [ 1337.573101][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1337.573311][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.573354][ T32] r5:00001000 r4:eacab000 [ 1337.573406][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.573476][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.573527][ T32] r5:8544d78c r4:8544d400 [ 1337.573547][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.573592][ T32] r7:dddced80 r6:83018000 r5:8544d78c r4:85456000 [ 1337.573613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.573659][ T32] r10:61c88647 r9:853c8000 r8:8545602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.573696][ T32] r4:85456000 [ 1337.573718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.573764][ T32] r10:00000000 r9:85456000 r8:80287e08 r7:eb381e60 r6:8539a400 r5:853c8000 [ 1337.573785][ T32] r4:00000001 [ 1337.573804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.573839][ T32] Exception stack(0xeb385fb0 to 0xeb385ff8) [ 1337.573864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.573903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.573936][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.574008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.574039][ T32] r4:85415140 [ 1337.574346][ T32] INFO: task kworker/0:571:4872 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.574385][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.574439][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.574514][ T32] Call trace: [ 1337.574544][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.574597][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.574640][ T32] r4:00000000 [ 1337.574686][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.574730][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.574758][ T32] 5d20: a834f000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.574808][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.574867][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.574896][ T32] r5:800d0013 r4:80239bb0 [ 1337.574935][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.574993][ T32] r4:82ac21e4 [ 1337.575019][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.575127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.575159][ T32] r4:e04c5dc0 [ 1337.575179][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.575241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.575269][ T32] r4:00000000 [ 1337.575311][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.575383][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.575408][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.575451][ T32] r5:00001000 r4:e00cd000 [ 1337.575471][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.575509][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.575551][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.575571][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.575631][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.575685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.575751][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.575783][ T32] r4:84ddad80 [ 1337.575832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.598010][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.598076][ T32] r4:00000001 [ 1337.598107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.598175][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.598217][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.598275][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.598306][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.598336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.598358][ T32] r4:84cfd540 [ 1337.598383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.598432][ T32] INFO: task kworker/0:572:4874 blocked for more than 464 seconds. [ 1337.598492][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.598523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.598547][ T32] task:kworker/0:572 state:D stack:0 pid:4874 tgid:4874 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.598604][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.598652][ T32] Call trace: [ 1337.598733][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.598791][ T32] r10:8291a684 r9:eb389d84 r8:00000002 r7:60000113 r6:eb389d8c r5:853c8c00 [ 1337.598823][ T32] r4:853c8c00 [ 1337.598843][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.598936][ T32] r5:853c8c00 r4:8291a680 [ 1337.598963][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.599030][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.599080][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb389e08 [ 1337.599104][ T32] r4:00000000 [ 1337.599124][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.599160][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.599198][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.599240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85415440 [ 1337.599286][ T32] r4:00000000 [ 1337.599311][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1337.599489][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.599673][ T32] r5:8544db8c r4:8544d800 [ 1337.599702][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.599801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.599942][ T32] r10:00000000 r9:85456080 r8:80287e08 r7:eb385e60 r6:8539a480 r5:853c8c00 [ 1337.599965][ T32] r4:00000001 [ 1337.600030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.600072][ T32] Exception stack(0xeb389fb0 to 0xeb389ff8) [ 1337.600099][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.600127][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.600154][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.600182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.600228][ T32] r4:85415300 [ 1337.600722][ T32] INFO: task kworker/0:572:4874 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.600762][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.600976][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.601074][ T32] Call trace: [ 1337.601162][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.601220][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.601246][ T32] r4:00000000 [ 1337.601265][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.601379][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.601413][ T32] 5d20: a8613000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.601444][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.601469][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.601493][ T32] r5:800d0013 r4:80239bb0 [ 1337.601538][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.601584][ T32] r4:82ac21e4 [ 1337.601604][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.601670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.601722][ T32] r4:e04c5dc0 [ 1337.601745][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.601817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.601975][ T32] r4:00000000 [ 1337.602002][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.602050][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.602095][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.602143][ T32] r5:00001000 r4:e00cd000 [ 1337.602165][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.602206][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.602271][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.602296][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.602350][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.602375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.602422][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.602446][ T32] r4:84ddad80 [ 1337.602467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.602512][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.602534][ T32] r4:00000001 [ 1337.602553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.602627][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.602678][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.602748][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.602818][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.602893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.602949][ T32] r4:84cfd540 [ 1337.603009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.603066][ T32] INFO: task kworker/0:573:4876 blocked for more than 464 seconds. [ 1337.603155][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.603222][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.603270][ T32] task:kworker/0:573 state:D stack:0 pid:4876 tgid:4876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.603403][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.603491][ T32] Call trace: [ 1337.603555][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.603645][ T32] r10:8291a684 r9:eb38dd84 r8:00000002 r7:60000013 r6:eb38dd8c r5:853c9800 [ 1337.603714][ T32] r4:853c9800 [ 1337.603764][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.603861][ T32] r5:853c9800 r4:8291a680 [ 1337.603906][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.603996][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.604090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb38de08 [ 1337.604160][ T32] r4:00000000 [ 1337.604214][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.604306][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.604383][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.604471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85415640 [ 1337.604531][ T32] r4:00000000 [ 1337.604582][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.604686][ T32] r9:83018005 r8:853c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1337.604743][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.604845][ T32] r5:00001000 r4:eaead000 [ 1337.604905][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.605003][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.605104][ T32] r5:8544df8c r4:8544dc00 [ 1337.605185][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.605282][ T32] r7:dddced80 r6:83018000 r5:8544df8c r4:85456100 [ 1337.605348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.605463][ T32] r10:61c88647 r9:853c9800 r8:8545612c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.605527][ T32] r4:85456100 [ 1337.605578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.605674][ T32] r10:00000000 r9:85456100 r8:80287e08 r7:eb389e60 r6:8539a500 r5:853c9800 [ 1337.605744][ T32] r4:00000001 [ 1337.605839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.640057][ T32] Exception stack(0xeb38dfb0 to 0xeb38dff8) [ 1337.640243][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.640316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.640381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.640463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.640543][ T32] r4:85415480 [ 1337.641380][ T32] INFO: task kworker/0:573:4876 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.641472][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.641656][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.641792][ T32] Call trace: [ 1337.641883][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.642016][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.642069][ T32] r4:00000000 [ 1337.642114][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.642197][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.642277][ T32] 5d20: a8c23000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.642357][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.642420][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.642474][ T32] r5:800d0013 r4:80239bb0 [ 1337.642518][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.642612][ T32] r4:82ac21e4 [ 1337.642657][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.642753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.642811][ T32] r4:e04c5dc0 [ 1337.642852][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.642957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.643009][ T32] r4:00000000 [ 1337.643062][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.643164][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.643214][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.643301][ T32] r5:00001000 r4:e00cd000 [ 1337.643342][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.643426][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.643517][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.643594][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.643709][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.643765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.643886][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.643944][ T32] r4:84ddad80 [ 1337.644023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.644131][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.644182][ T32] r4:00000001 [ 1337.644233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.644325][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.644396][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.644465][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.644543][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.644614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.644686][ T32] r4:84cfd540 [ 1337.644747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.644825][ T32] INFO: task kworker/0:574:4878 blocked for more than 464 seconds. [ 1337.644914][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.644985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.645058][ T32] task:kworker/0:574 state:D stack:0 pid:4878 tgid:4878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.645185][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.645294][ T32] Call trace: [ 1337.645370][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.645482][ T32] r10:8291a684 r9:eb391d84 r8:00000002 r7:60000013 r6:eb391d8c r5:853ca400 [ 1337.645546][ T32] r4:853ca400 [ 1337.645675][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.645793][ T32] r5:853ca400 r4:8291a680 [ 1337.656311][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.656529][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.656618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb391e08 [ 1337.656649][ T32] r4:00000000 [ 1337.656673][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.656710][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.656751][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1337.657326][ T32] r5:8544e38c r4:8544e000 [ 1337.657405][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.657597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.658309][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.659838][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1337.660393][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 5 printk messages dropped ** [ 1337.660893][ T32] r4:e04c5dc0 ** 6 printk messages dropped ** [ 1337.661326][ T32] r5:00001000 r4:e00cd000 ** 4 printk messages dropped ** [ 1337.661580][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.661607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.661657][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.661691][ T32] r4:84ddad80 [ 1337.661714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.661759][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.661783][ T32] r4:00000001 [ 1337.661833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.661874][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.661902][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.661931][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.661978][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.662010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.662033][ T32] r4:84cfd540 [ 1337.662057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.662088][ T32] INFO: task kworker/0:575:4881 blocked for more than 464 seconds. [ 1337.662123][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.662148][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.662171][ T32] task:kworker/0:575 state:D stack:0 pid:4881 tgid:4881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.662218][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.662283][ T32] Call trace: [ 1337.662350][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.662404][ T32] r10:8291a684 r9:eb36dd84 r8:00000002 r7:60000013 r6:eb36dd8c r5:853cb000 [ 1337.662428][ T32] r4:853cb000 [ 1337.662448][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.662515][ T32] r5:853cb000 r4:8291a680 [ 1337.662541][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.662582][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.662625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb36de08 [ 1337.662672][ T32] r4:00000000 [ 1337.662707][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.662789][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.662897][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.662999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85415b00 [ 1337.663062][ T32] r4:00000000 [ 1337.663109][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.663206][ T32] r9:83018005 r8:853cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1337.663260][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.663354][ T32] r5:00001000 r4:eb0f7000 [ 1337.663401][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.663488][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.663588][ T32] r5:8544ef8c r4:8544ec00 [ 1337.663659][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.663762][ T32] r7:dddced80 r6:83018000 r5:8544ef8c r4:85456200 [ 1337.663900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.664033][ T32] r10:61c88647 r9:853cb000 r8:8545622c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.664123][ T32] r4:85456200 [ 1337.664178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.664297][ T32] r10:00000000 r9:85456200 r8:80287e08 r7:eb391e60 r6:8539a600 r5:853cb000 [ 1337.664380][ T32] r4:00000001 [ 1337.664445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.664549][ T32] Exception stack(0xeb36dfb0 to 0xeb36dff8) [ 1337.664618][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.664692][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.664759][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.664834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.664891][ T32] r4:85415780 [ 1337.665444][ T32] INFO: task kworker/0:575:4881 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.665547][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.665702][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.665850][ T32] Call trace: [ 1337.696946][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.697131][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.697216][ T32] r4:00000000 [ 1337.697275][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.697374][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.697453][ T32] 5d20: a9000000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.697540][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.697628][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.697695][ T32] r5:800d0013 r4:80239bb0 [ 1337.697770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.697900][ T32] r4:82ac21e4 [ 1337.698012][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1337.698730][ T32] r5:00001000 r4:e00cd000 ** 5 printk messages dropped ** [ 1337.699245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1337.699791][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.700135][ T32] INFO: task kworker/0:576:4883 blocked for more than 464 seconds. [ 1337.700192][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.700234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.700291][ T32] task:kworker/0:576 state:D stack:0 pid:4883 tgid:4883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.700415][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.700522][ T32] Call trace: [ 1337.700596][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.700682][ T32] r10:8291a684 r9:eb399d84 r8:00000002 r7:60000113 r6:eb399d8c r5:853cc800 [ 1337.700749][ T32] r4:853cc800 [ 1337.700791][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.700879][ T32] r5:853cc800 r4:8291a680 [ 1337.700913][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.701007][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.701089][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb399e08 [ 1337.701130][ T32] r4:00000000 [ 1337.701167][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.701228][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.701287][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.701409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854158c0 [ 1337.701470][ T32] r4:00000000 [ 1337.701509][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.701614][ T32] r9:83018005 r8:853cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1337.701681][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.701778][ T32] r5:00001000 r4:eb095000 [ 1337.701835][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.701906][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.702006][ T32] r5:8544e78c r4:8544e400 [ 1337.702074][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.702157][ T32] r7:dddced80 r6:83018000 r5:8544e78c r4:85456280 [ 1337.702196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.702281][ T32] r10:61c88647 r9:853cc800 r8:854562ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.702323][ T32] r4:85456280 [ 1337.702358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.702436][ T32] r10:00000000 r9:85456280 r8:80287e08 r7:eb36de60 r6:8539a680 r5:853cc800 [ 1337.702478][ T32] r4:00000001 [ 1337.702532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.702598][ T32] Exception stack(0xeb399fb0 to 0xeb399ff8) [ 1337.702645][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.702749][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.702863][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.702920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.702967][ T32] r4:854157c0 [ 1337.703755][ T32] INFO: task kworker/0:576:4883 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.703832][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.703952][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.704075][ T32] Call trace: [ 1337.704159][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.704249][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.704290][ T32] r4:00000000 [ 1337.704325][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.704418][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.704471][ T32] 5d20: a9000000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.704523][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.704574][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.704624][ T32] r5:800d0013 r4:80239bb0 [ 1337.704693][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.704791][ T32] r4:82ac21e4 [ 1337.704853][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.704955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.705030][ T32] r4:e04c5dc0 [ 1337.705103][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.705190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.705234][ T32] r4:00000000 [ 1337.705276][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.705371][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.705418][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.705497][ T32] r5:00001000 r4:e00cd000 [ 1337.705541][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.705620][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.705704][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.705742][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.705850][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 2 printk messages dropped ** [ 1337.726986][ T32] r4:84ddad80 ** 4 printk messages dropped ** [ 1337.727384][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 5 printk messages dropped ** [ 1337.727773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.728561][ T32] r4:853cd400 ** 4 printk messages dropped ** [ 1337.728917][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 ** 9 printk messages dropped ** [ 1337.729536][ T32] r5:00001000 r4:eb19f000 ** 2 printk messages dropped ** [ 1337.729753][ T32] r5:8544ff8c r4:8544fc00 [ 1337.729812][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.730161][ T32] r4:85456300 ** 5 printk messages dropped ** [ 1337.730540][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.731971][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1337.732700][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1337.733078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 9 printk messages dropped ** [ 1337.733891][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 4 printk messages dropped ** [ 1337.734325][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 6 printk messages dropped ** [ 1337.734838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.735731][ T32] r10:8291a684 r9:eb3a5d84 r8:00000002 r7:60000113 r6:eb3a5d8c r5:853ce000 ** 10 printk messages dropped ** [ 1337.765323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85415c80 [ 1337.765379][ T32] r4:00000000 [ 1337.765427][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.765528][ T32] r9:83018005 r8:853ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1337.765584][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.765685][ T32] r5:00001000 r4:eb10f000 [ 1337.765727][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.765837][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.774359][ T32] r5:8544f38c r4:8544f000 [ 1337.774441][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.774568][ T32] r7:dddced80 r6:83018000 r5:8544f38c r4:85456380 [ 1337.774640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.774731][ T32] r10:61c88647 r9:853ce000 r8:854563ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.774773][ T32] r4:85456380 [ 1337.774846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.774937][ T32] r10:00000000 r9:85456380 r8:80287e08 r7:eb3a1e60 r6:8539a780 r5:853ce000 [ 1337.774981][ T32] r4:00000001 [ 1337.775039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.775117][ T32] Exception stack(0xeb3a5fb0 to 0xeb3a5ff8) [ 1337.775174][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.775233][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.775289][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.775351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.775400][ T32] r4:85415a80 [ 1337.791594][ T32] INFO: task kworker/0:578:4887 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.791858][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.792036][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.792209][ T32] Call trace: [ 1337.792329][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.792462][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.792522][ T32] r4:00000000 [ 1337.792577][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.792673][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.792768][ T32] 5d20: a9793000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.792865][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.792934][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.793035][ T32] r5:800d0013 r4:80239bb0 [ 1337.793123][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.793229][ T32] r4:82ac21e4 [ 1337.793283][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.793445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.793528][ T32] r4:e04c5dc0 [ 1337.793578][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.793673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.793726][ T32] r4:00000000 [ 1337.793771][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.793887][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.793942][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.794082][ T32] r5:00001000 r4:e00cd000 [ 1337.794140][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.794237][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.794343][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.794424][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.794574][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.794632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.794734][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.794785][ T32] r4:84ddad80 [ 1337.794865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.794974][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.795046][ T32] r4:00000001 [ 1337.795106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.795203][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.795294][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.795365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1337.795512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1337.800970][ T32] r4:853cbc00 ** 3 printk messages dropped ** [ 1337.801293][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.801386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ade08 [ 1337.801459][ T32] r4:00000000 [ 1337.801527][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.801633][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.801740][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.801875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85415e00 [ 1337.801983][ T32] r4:00000000 [ 1337.802080][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.802212][ T32] r9:83018005 r8:853cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1337.802280][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.802399][ T32] r5:00001000 r4:eb123000 [ 1337.802452][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.802548][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.802645][ T32] r5:8544f78c r4:8544f400 [ 1337.802702][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.802835][ T32] r7:dddced80 r6:83018000 r5:8544f78c r4:85456400 [ 1337.802892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.803017][ T32] r10:61c88647 r9:853cbc00 r8:8545642c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.803084][ T32] r4:85456400 [ 1337.803138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.803247][ T32] r10:00000000 r9:85456400 r8:80287e08 r7:eb3a1e60 r6:8539a800 r5:853cbc00 [ 1337.803324][ T32] r4:00000001 [ 1337.803382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.803470][ T32] Exception stack(0xeb3adfb0 to 0xeb3adff8) [ 1337.803536][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.803642][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.803740][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.803834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.803894][ T32] r4:85415bc0 [ 1337.804488][ T32] INFO: task kworker/0:579:4889 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.804549][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.804633][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.804729][ T32] Call trace: [ 1337.804793][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.804863][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.804888][ T32] r4:00000000 [ 1337.804933][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.805031][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.805114][ T32] 5d20: a9793000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.805173][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.805203][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.805229][ T32] r5:800d0013 r4:80239bb0 [ 1337.805255][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.805330][ T32] r4:82ac21e4 [ 1337.805378][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.805448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.805475][ T32] r4:e04c5dc0 [ 1337.805495][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.805537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.805656][ T32] r4:00000000 [ 1337.805681][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.805733][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.805758][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.805869][ T32] r5:00001000 r4:e00cd000 [ 1337.805977][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.822699][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1337.822869][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1337.823175][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.823371][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.823841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1337.824360][ T32] r4:853d0c00 ** 4 printk messages dropped ** [ 1337.824853][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b5e08 ** 5 printk messages dropped ** [ 1337.825406][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.841410][ T32] r5:8544fb8c r4:8544f800 [ 1337.841466][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.841582][ T32] r7:dddced80 r6:83018000 r5:8544fb8c r4:85456480 ** 2 printk messages dropped ** [ 1337.841876][ T32] r4:85456480 ** 7 printk messages dropped ** [ 1337.842538][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.844193][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 8 printk messages dropped ** [ 1337.844916][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1337.845222][ T32] r4:e04c5dc0 ** 8 printk messages dropped ** [ 1337.854341][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.854734][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 5 printk messages dropped ** [ 1337.854967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1337.855755][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.869571][ T32] r5:00001000 r4:eb1e5000 ** 2 printk messages dropped ** [ 1337.869709][ T32] r5:8545038c r4:85450000 [ 1337.869748][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.869806][ T32] r7:dddced80 r6:83018000 r5:8545038c r4:85456500 [ 1337.869830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.869879][ T32] r10:61c88647 r9:853d0000 r8:8545652c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.869901][ T32] r4:85456500 [ 1337.869921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.869997][ T32] r10:00000000 r9:85456500 r8:80287e08 r7:eb3a1e60 r6:8539a900 r5:853d0000 [ 1337.870034][ T32] r4:00000001 [ 1337.870058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.870098][ T32] Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) [ 1337.870152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.870209][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.870240][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.870269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.870292][ T32] r4:8540d440 [ 1337.870757][ T32] INFO: task kworker/0:581:4894 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.870831][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.870935][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.871043][ T32] Call trace: [ 1337.871091][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.871152][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.871197][ T32] r4:00000000 [ 1337.871242][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.871288][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.871318][ T32] 5d20: aa1ab000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.871367][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.871432][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.871464][ T32] r5:800d0013 r4:80239bb0 [ 1337.871518][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.871570][ T32] r4:82ac21e4 [ 1337.871592][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.871656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.871689][ T32] r4:e04c5dc0 [ 1337.871730][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.871804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.871837][ T32] r4:00000000 [ 1337.871858][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.871946][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.871973][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.872018][ T32] r5:00001000 r4:e00cd000 [ 1337.872038][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.872097][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.872170][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.872193][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.872262][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.872293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.872341][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.872363][ T32] r4:84ddad80 [ 1337.872403][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.872455][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.872478][ T32] r4:00000001 [ 1337.872538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.872578][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.872625][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.872658][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.872714][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.872746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.872769][ T32] r4:84cfd540 [ 1337.872791][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.872847][ T32] INFO: task kworker/0:582:4896 blocked for more than 464 seconds. [ 1337.872905][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.872955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.872981][ T32] task:kworker/0:582 state:D stack:0 pid:4896 tgid:4896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.873076][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.873127][ T32] Call trace: [ 1337.873157][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.873204][ T32] r10:8291a684 r9:eb3c9d84 r8:00000002 r7:60000013 r6:eb3c9d8c r5:853d2400 [ 1337.873270][ T32] r4:853d2400 [ 1337.873320][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.873368][ T32] r5:853d2400 r4:8291a680 [ 1337.873388][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.873427][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.873468][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c9e08 [ 1337.873532][ T32] r4:00000000 [ 1337.873561][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.873598][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.873653][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.873724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498380 [ 1337.873777][ T32] r4:00000000 [ 1337.873815][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.873872][ T32] r9:83018005 r8:853d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1337.873898][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.873984][ T32] r5:00001000 r4:eb307000 [ 1337.874036][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.874095][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.874144][ T32] r5:85450f8c r4:85450c00 [ 1337.874165][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.874210][ T32] r7:dddced80 r6:83018000 r5:85450f8c r4:85456580 [ 1337.874231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.874276][ T32] r10:61c88647 r9:853d2400 r8:854565ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.874319][ T32] r4:85456580 [ 1337.874343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.874389][ T32] r10:00000000 r9:85456580 r8:80287e08 r7:eb3c1e60 r6:8539a980 r5:853d2400 [ 1337.874413][ T32] r4:00000001 [ 1337.874432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.874470][ T32] Exception stack(0xeb3c9fb0 to 0xeb3c9ff8) [ 1337.874499][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.874549][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.874583][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.874612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.874654][ T32] r4:85498000 [ 1337.874969][ T32] INFO: task kworker/0:582:4896 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.875009][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.875162][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.875236][ T32] Call trace: [ 1337.875288][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.875365][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.875400][ T32] r4:00000000 [ 1337.875421][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.875484][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.875516][ T32] 5d20: aa1ab000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.875582][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.875612][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.875669][ T32] r5:800d0013 r4:80239bb0 [ 1337.875697][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.875738][ T32] r4:82ac21e4 [ 1337.875759][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.875808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.875832][ T32] r4:e04c5dc0 [ 1337.876024][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.887222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.887272][ T32] r4:00000000 [ 1337.887296][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.887406][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.887436][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.887485][ T32] r5:00001000 r4:e00cd000 [ 1337.887506][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.887546][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.887589][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.887609][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.887656][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.887678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.887753][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.887780][ T32] r4:84ddad80 [ 1337.887829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.887881][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.887966][ T32] r4:00000001 [ 1337.887991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.888029][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.888068][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.888102][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.888130][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.888159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.888181][ T32] r4:84cfd540 [ 1337.888231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.888268][ T32] INFO: task kworker/0:583:4897 blocked for more than 464 seconds. [ 1337.888301][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.888326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.888371][ T32] task:kworker/0:583 state:D stack:0 pid:4897 tgid:4897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.888466][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.888554][ T32] Call trace: [ 1337.888594][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.888650][ T32] r10:8291a684 r9:eb31dd84 r8:00000002 r7:60000013 r6:eb31dd8c r5:8547b000 [ 1337.888674][ T32] r4:8547b000 [ 1337.888716][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.888787][ T32] r5:8547b000 r4:8291a680 [ 1337.888829][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.888874][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.888917][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 [ 1337.888962][ T32] r4:00000000 [ 1337.888986][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.889024][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.889058][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.889099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854980c0 [ 1337.889132][ T32] r4:00000000 [ 1337.889154][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.889201][ T32] r9:83018005 r8:8547b000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1337.889228][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.889272][ T32] r5:00001000 r4:eb217000 [ 1337.889292][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.889332][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.889373][ T32] r5:8545078c r4:85450400 [ 1337.889442][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.889502][ T32] r7:dddced80 r6:83018000 r5:8545078c r4:85456600 [ 1337.889546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.889597][ T32] r10:61c88647 r9:8547b000 r8:8545662c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.889620][ T32] r4:85456600 [ 1337.889641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.889685][ T32] r10:00000000 r9:85456600 r8:80287e08 r7:eb3c9e60 r6:85456680 r5:8547b000 [ 1337.889707][ T32] r4:00000001 [ 1337.889726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.889769][ T32] Exception stack(0xeb31dfb0 to 0xeb31dff8) [ 1337.889804][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.889834][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.889862][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.889890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.889913][ T32] r4:85498000 [ 1337.890373][ T32] INFO: task kworker/0:583:4897 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.890439][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.890525][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.890604][ T32] Call trace: [ 1337.890640][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.890693][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.890717][ T32] r4:00000000 [ 1337.890757][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.890807][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.890837][ T32] 5d20: aa1ab000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.890865][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.890890][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.890915][ T32] r5:800d0013 r4:80239bb0 [ 1337.890936][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.890976][ T32] r4:82ac21e4 [ 1337.890996][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.891084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.891116][ T32] r4:e04c5dc0 [ 1337.891135][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.891177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.891208][ T32] r4:00000000 [ 1337.891232][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.891278][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.891299][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.891341][ T32] r5:00001000 r4:e00cd000 [ 1337.891362][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.891401][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.891475][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.891500][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.891569][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.891597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.891645][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.891667][ T32] r4:84ddad80 [ 1337.891687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.891731][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.891753][ T32] r4:00000001 [ 1337.891772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.891821][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.891848][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.891876][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.891902][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.891931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.891953][ T32] r4:84cfd540 [ 1337.891973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.891996][ T32] INFO: task kworker/0:584:4899 blocked for more than 464 seconds. [ 1337.892023][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.892052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.892074][ T32] task:kworker/0:584 state:D stack:0 pid:4899 tgid:4899 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.892132][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.892199][ T32] Call trace: [ 1337.892253][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.892306][ T32] r10:8291a684 r9:eb3d1d84 r8:00000002 r7:60000113 r6:eb3d1d8c r5:8547a400 [ 1337.892329][ T32] r4:8547a400 [ 1337.892368][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.892415][ T32] r5:8547a400 r4:8291a680 [ 1337.892456][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.892499][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.892541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 [ 1337.892573][ T32] r4:00000000 [ 1337.892610][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.892672][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.892711][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.892752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498200 [ 1337.892775][ T32] r4:00000000 [ 1337.892811][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.892874][ T32] r9:83018005 r8:8547a400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1337.892920][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.892978][ T32] r5:00001000 r4:eb221000 [ 1337.893001][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.893049][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.893095][ T32] r5:85450b8c r4:85450800 [ 1337.893115][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.893161][ T32] r7:dddced80 r6:83018000 r5:85450b8c r4:85456700 [ 1337.893192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.893243][ T32] r10:61c88647 r9:8547a400 r8:8545672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.893266][ T32] r4:85456700 [ 1337.893304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.893374][ T32] r10:00000000 r9:85456700 r8:80287e08 r7:eb3c9e60 r6:85456780 r5:8547a400 [ 1337.893400][ T32] r4:00000001 [ 1337.893420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.893455][ T32] Exception stack(0xeb3d1fb0 to 0xeb3d1ff8) [ 1337.893480][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.893508][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.893536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.893564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.893614][ T32] r4:85498340 [ 1337.893895][ T32] INFO: task kworker/0:584:4899 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.893931][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.894067][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.894115][ T32] Call trace: [ 1337.894163][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.894220][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.894244][ T32] r4:00000000 [ 1337.894284][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.894329][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.894379][ T32] 5d20: aa1ab000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.894415][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.894455][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.894508][ T32] r5:800d0013 r4:80239bb0 [ 1337.894540][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.894582][ T32] r4:82ac21e4 [ 1337.894623][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.894672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.894705][ T32] r4:e04c5dc0 [ 1337.894728][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.894792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.894864][ T32] r4:00000000 [ 1337.894896][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.894961][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.894987][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.895029][ T32] r5:00001000 r4:e00cd000 [ 1337.895049][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.895088][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.895131][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.895151][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.895198][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.895219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.895266][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.895299][ T32] r4:84ddad80 [ 1337.895367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.895441][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.895468][ T32] r4:00000001 [ 1337.895507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.895547][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.895574][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.895603][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.895629][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.895693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.895721][ T32] r4:84cfd540 [ 1337.895758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.895786][ T32] INFO: task kworker/0:585:4902 blocked for more than 464 seconds. [ 1337.895826][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.895850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.895871][ T32] task:kworker/0:585 state:D stack:0 pid:4902 tgid:4902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.920646][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.920765][ T32] Call trace: [ 1337.920875][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.920937][ T32] r10:8291a684 r9:eb3d5d84 r8:00000002 r7:60000013 r6:eb3d5d8c r5:8547c800 [ 1337.920962][ T32] r4:8547c800 [ 1337.921003][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.921056][ T32] r5:8547c800 r4:8291a680 [ 1337.921077][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.921148][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.921220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 [ 1337.921248][ T32] r4:00000000 [ 1337.921312][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.921373][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.921421][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.921463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498680 [ 1337.921547][ T32] r4:00000000 [ 1337.921572][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.921649][ T32] r9:83018005 r8:8547c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1337.921676][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.921730][ T32] r5:00001000 r4:eb3e3000 [ 1337.921759][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.921811][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.921855][ T32] r5:8545178c r4:85451400 [ 1337.921885][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.921943][ T32] r7:dddced80 r6:83018000 r5:8545178c r4:85456800 [ 1337.921988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.922038][ T32] r10:61c88647 r9:8547c800 r8:8545682c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.922061][ T32] r4:85456800 [ 1337.922122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.922174][ T32] r10:00000000 r9:85456800 r8:80287e08 r7:eb3c9e60 r6:85456880 r5:8547c800 [ 1337.922199][ T32] r4:00000001 [ 1337.922220][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.922272][ T32] Exception stack(0xeb3d5fb0 to 0xeb3d5ff8) [ 1337.922304][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.922373][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.922424][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.922482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.922508][ T32] r4:854982c0 [ 1337.922983][ T32] INFO: task kworker/0:585:4902 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.923024][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.923106][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.923154][ T32] Call trace: [ 1337.923185][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.923252][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.923280][ T32] r4:00000000 [ 1337.923301][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.923342][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.923371][ T32] 5d20: aa807000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.923421][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.923498][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.923549][ T32] r5:800d0013 r4:80239bb0 [ 1337.923575][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.923659][ T32] r4:82ac21e4 [ 1337.923707][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.923779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.923816][ T32] r4:e04c5dc0 [ 1337.923836][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.923899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.923955][ T32] r4:00000000 [ 1337.923982][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.924032][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.924055][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.924118][ T32] r5:00001000 r4:e00cd000 [ 1337.924163][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.924211][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.924295][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.924341][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.924393][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.924415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.924569][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.924623][ T32] r4:84ddad80 [ 1337.924668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.924741][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.924818][ T32] r4:00000001 [ 1337.924842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.924879][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.924924][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.924977][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.925011][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.925041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.925087][ T32] r4:84cfd540 [ 1337.925113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.925144][ T32] INFO: task kworker/0:586:4904 blocked for more than 464 seconds. [ 1337.925177][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.925201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.925222][ T32] task:kworker/0:586 state:D stack:0 pid:4904 tgid:4904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.925267][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.925310][ T32] Call trace: [ 1337.925355][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.925408][ T32] r10:8291a684 r9:eb3d9d84 r8:00000002 r7:60000013 r6:eb3d9d8c r5:8547d400 [ 1337.925451][ T32] r4:8547d400 [ 1337.925476][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.925520][ T32] r5:8547d400 r4:8291a680 [ 1337.925540][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.925579][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.925620][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d9e08 [ 1337.925663][ T32] r4:00000000 [ 1337.925746][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.925825][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.938579][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.938713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498440 [ 1337.938849][ T32] r4:00000000 [ 1337.938969][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.939072][ T32] r9:83018005 r8:8547d400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1337.939100][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.939149][ T32] r5:00001000 r4:eb311000 [ 1337.939170][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.939211][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.939346][ T32] r5:8545138c r4:85451000 [ 1337.939371][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.939461][ T32] r7:dddced80 r6:83018000 r5:8545138c r4:85456900 [ 1337.939487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.939536][ T32] r10:61c88647 r9:8547d400 r8:8545692c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.939583][ T32] r4:85456900 [ 1337.939607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.939655][ T32] r10:00000000 r9:85456900 r8:80287e08 r7:eb3d5e60 r6:85456980 r5:8547d400 [ 1337.939677][ T32] r4:00000001 [ 1337.939697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.939768][ T32] Exception stack(0xeb3d9fb0 to 0xeb3d9ff8) [ 1337.939823][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.939857][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.939979][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.940089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.940116][ T32] r4:85498480 [ 1337.940753][ T32] INFO: task kworker/0:586:4904 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.940794][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.940895][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.940988][ T32] Call trace: [ 1337.941026][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.941160][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.941190][ T32] r4:00000000 [ 1337.941214][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.941289][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.941322][ T32] 5d20: aabd5000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.941387][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.941417][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.941443][ T32] r5:800d0013 r4:80239bb0 [ 1337.941570][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.941674][ T32] r4:82ac21e4 [ 1337.941708][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.941787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.941827][ T32] r4:e04c5dc0 [ 1337.941847][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.941989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.942020][ T32] r4:00000000 [ 1337.942083][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.942137][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.942303][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.942350][ T32] r5:00001000 r4:e00cd000 [ 1337.942413][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.942458][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.942501][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.942631][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.942684][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.942709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.942849][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.942877][ T32] r4:84ddad80 [ 1337.942897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.942943][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.942979][ T32] r4:00000001 [ 1337.943002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.943038][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.943065][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.943120][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.943151][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.943275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.943301][ T32] r4:84cfd540 [ 1337.943324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.943380][ T32] INFO: task kworker/0:587:4906 blocked for more than 464 seconds. [ 1337.943418][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.943495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.943522][ T32] task:kworker/0:587 state:D stack:0 pid:4906 tgid:4906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.943834][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.943922][ T32] Call trace: [ 1337.943972][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.944072][ T32] r10:8291a684 r9:eb3e1d84 r8:00000002 r7:60000013 r6:eb3e1d8c r5:8547e000 [ 1337.944195][ T32] r4:8547e000 [ 1337.944223][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.944289][ T32] r5:8547e000 r4:8291a680 [ 1337.944373][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.944493][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.944552][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e1e08 [ 1337.944595][ T32] r4:00000000 [ 1337.944914][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.945017][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.945059][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.945103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498740 [ 1337.945125][ T32] r4:00000000 [ 1337.945145][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.945189][ T32] r9:83018005 r8:8547e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1337.945270][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.945327][ T32] r5:00001000 r4:eb3e9000 [ 1337.945471][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.945519][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.945575][ T32] r5:85451b8c r4:85451800 [ 1337.945598][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.945839][ T32] r7:dddced80 r6:83018000 r5:85451b8c r4:85456a00 [ 1337.945905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.969517][ T32] r10:61c88647 r9:8547e000 r8:85456a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.969587][ T32] r4:85456a00 [ 1337.969617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.969690][ T32] r10:00000000 r9:85456a00 r8:80287e08 r7:eb3d5e60 r6:85456a80 r5:8547e000 [ 1337.969714][ T32] r4:00000001 [ 1337.969734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.969773][ T32] Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) [ 1337.969848][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.969903][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.969971][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.970010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.970033][ T32] r4:85498640 [ 1337.970519][ T32] INFO: task kworker/0:587:4906 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.970565][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.970637][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.970735][ T32] Call trace: [ 1337.970793][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.970858][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.970883][ T32] r4:00000000 [ 1337.970903][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.970944][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.970994][ T32] 5d20: ab284000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.971028][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.971054][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.971099][ T32] r5:800d0013 r4:80239bb0 [ 1337.971124][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.971169][ T32] r4:82ac21e4 [ 1337.971189][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.971231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.971253][ T32] r4:e04c5dc0 [ 1337.971273][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.971315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.971346][ T32] r4:00000000 [ 1337.971386][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.971438][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.971461][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.971509][ T32] r5:00001000 r4:e00cd000 [ 1337.971551][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.971596][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.971662][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.971687][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.971734][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.971757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.971829][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.971878][ T32] r4:84ddad80 [ 1337.971921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.971992][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.972023][ T32] r4:00000001 [ 1337.972140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.972180][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.972220][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.972258][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.972306][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.972339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.972384][ T32] r4:84cfd540 [ 1337.972429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.972496][ T32] INFO: task kworker/0:588:4908 blocked for more than 464 seconds. [ 1337.972535][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.972559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.972600][ T32] task:kworker/0:588 state:D stack:0 pid:4908 tgid:4908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.972649][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.972711][ T32] Call trace: [ 1337.972767][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.972825][ T32] r10:8291a684 r9:eb3edd84 r8:00000002 r7:60000113 r6:eb3edd8c r5:8547ec00 [ 1337.972865][ T32] r4:8547ec00 [ 1337.972888][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.972959][ T32] r5:8547ec00 r4:8291a680 [ 1337.972984][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.973026][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.973068][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ede08 [ 1337.973090][ T32] r4:00000000 [ 1337.973109][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.973226][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.973291][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.973337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498980 [ 1337.973382][ T32] r4:00000000 [ 1337.973406][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.973473][ T32] r9:83018005 r8:8547ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1337.973499][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.973542][ T32] r5:00001000 r4:eb3f7000 [ 1337.973588][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.973652][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.973699][ T32] r5:85451f8c r4:85451c00 [ 1337.973737][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.973810][ T32] r7:dddced80 r6:83018000 r5:85451f8c r4:85456b00 [ 1337.973857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.973908][ T32] r10:61c88647 r9:8547ec00 r8:85456b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.973952][ T32] r4:85456b00 [ 1337.974045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.974127][ T32] r10:00000000 r9:85456b00 r8:80287e08 r7:eb3e1e60 r6:85456b80 r5:8547ec00 [ 1337.974155][ T32] r4:00000001 [ 1337.974197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.974237][ T32] Exception stack(0xeb3edfb0 to 0xeb3edff8) [ 1337.974264][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.974293][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.974320][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.974348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.974370][ T32] r4:85498780 [ 1337.974677][ T32] INFO: task kworker/0:588:4908 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1337.974716][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.974793][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.974902][ T32] Call trace: [ 1337.974937][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.974990][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1337.975014][ T32] r4:00000000 [ 1337.975034][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.975073][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1337.975101][ T32] 5d20: ab284000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1337.975150][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1337.975180][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1337.975205][ T32] r5:800d0013 r4:80239bb0 [ 1337.975267][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.975313][ T32] r4:82ac21e4 [ 1337.975334][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.975376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1337.975419][ T32] r4:e04c5dc0 [ 1337.975463][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.975530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1337.975564][ T32] r4:00000000 [ 1337.975587][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.975633][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.975680][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.975727][ T32] r5:00001000 r4:e00cd000 [ 1337.975748][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.975789][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.997013][ T32] r5:84f0cb8c r4:84f0c800 [ 1337.997100][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.997209][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1337.997254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.997312][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.997380][ T32] r4:84ddad80 [ 1337.997406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.997498][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1337.997606][ T32] r4:00000001 [ 1337.997716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.997788][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1337.997853][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.998008][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.998071][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.998108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.998133][ T32] r4:84cfd540 [ 1337.998257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.998293][ T32] INFO: task kworker/0:589:4911 blocked for more than 464 seconds. [ 1337.998327][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.998353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.998398][ T32] task:kworker/0:589 state:D stack:0 pid:4911 tgid:4911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.998563][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.998610][ T32] Call trace: [ 1337.998642][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1337.998718][ T32] r10:8291a684 r9:eb3f5d84 r8:00000002 r7:60000113 r6:eb3f5d8c r5:8547bc00 [ 1337.998767][ T32] r4:8547bc00 [ 1337.998791][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1337.998849][ T32] r5:8547bc00 r4:8291a680 [ 1337.998893][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.998940][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.999005][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f5e08 [ 1337.999032][ T32] r4:00000000 [ 1337.999099][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1337.999141][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1337.999181][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1337.999247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498a40 [ 1337.999274][ T32] r4:00000000 [ 1337.999294][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1337.999343][ T32] r9:83018005 r8:8547bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1337.999364][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1337.999407][ T32] r5:00001000 r4:eb3fd000 [ 1337.999447][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1337.999533][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.999621][ T32] r5:8545238c r4:85452000 [ 1337.999705][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.999756][ T32] r7:dddced80 r6:83018000 r5:8545238c r4:85456c00 [ 1337.999805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.999862][ T32] r10:61c88647 r9:8547bc00 r8:85456c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.999885][ T32] r4:85456c00 [ 1337.999904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.999949][ T32] r10:00000000 r9:85456c00 r8:80287e08 r7:eb3ede60 r6:85456c80 r5:8547bc00 [ 1337.999971][ T32] r4:00000001 [ 1338.000013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.000063][ T32] Exception stack(0xeb3f5fb0 to 0xeb3f5ff8) [ 1338.000146][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.000220][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.000272][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.000306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.000338][ T32] r4:85498940 [ 1338.000789][ T32] INFO: task kworker/0:589:4911 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.000944][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.001118][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.001162][ T32] Call trace: [ 1338.001346][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.001400][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.001423][ T32] r4:00000000 [ 1338.001443][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.001483][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.001511][ T32] 5d20: ab746000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.001541][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.001611][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.001641][ T32] r5:800d0013 r4:80239bb0 [ 1338.001663][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.001705][ T32] r4:82ac21e4 [ 1338.001725][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.001770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.001843][ T32] r4:e04c5dc0 [ 1338.001927][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.002001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.002072][ T32] r4:00000000 [ 1338.002098][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.002144][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.002166][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.002209][ T32] r5:00001000 r4:e00cd000 [ 1338.002229][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.002298][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.002381][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.002432][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.002484][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.002611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.002668][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.002693][ T32] r4:84ddad80 [ 1338.002713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.002759][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.002785][ T32] r4:00000001 [ 1338.002883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.002923][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.002984][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.003017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.003061][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.003133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.003168][ T32] r4:84cfd540 [ 1338.003194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.003241][ T32] INFO: task kworker/0:590:4913 blocked for more than 464 seconds. [ 1338.003296][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.003335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.003361][ T32] task:kworker/0:590 state:D stack:0 pid:4913 tgid:4913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.003451][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.003497][ T32] Call trace: [ 1338.003527][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.003574][ T32] r10:8291a684 r9:eb409d84 r8:00000002 r7:60000113 r6:eb409d8c r5:85478c00 [ 1338.003597][ T32] r4:85478c00 [ 1338.003640][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.003687][ T32] r5:85478c00 r4:8291a680 [ 1338.003709][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.003769][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.003855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb409e08 [ 1338.003884][ T32] r4:00000000 [ 1338.003945][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1338.003986][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1338.004058][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.004104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498c40 [ 1338.004127][ T32] r4:00000000 [ 1338.004147][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.004222][ T32] r9:83018005 r8:85478c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1338.004284][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.004369][ T32] r5:00001000 r4:eb40b000 [ 1338.004424][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.004476][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.004522][ T32] r5:8545278c r4:85452400 [ 1338.004631][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.004684][ T32] r7:dddced80 r6:83018000 r5:8545278c r4:85456d00 [ 1338.004707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.004755][ T32] r10:61c88647 r9:85478c00 r8:85456d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.004778][ T32] r4:85456d00 [ 1338.004806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.004855][ T32] r10:00000000 r9:85456d00 r8:80287e08 r7:eb3f5e60 r6:85456d80 r5:85478c00 [ 1338.004897][ T32] r4:00000001 [ 1338.004921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.005114][ T32] Exception stack(0xeb409fb0 to 0xeb409ff8) [ 1338.005145][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.005199][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.005229][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.005294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.005438][ T32] r4:85498a80 [ 1338.005745][ T32] INFO: task kworker/0:590:4913 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.005780][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.020345][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.020467][ T32] Call trace: [ 1338.020502][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.020586][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.020663][ T32] r4:00000000 [ 1338.020710][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.020779][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.020824][ T32] 5d20: ab84b000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.020881][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.020932][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.020961][ T32] r5:800d0013 r4:80239bb0 [ 1338.021003][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.021052][ T32] r4:82ac21e4 [ 1338.021113][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.021165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.021198][ T32] r4:e04c5dc0 [ 1338.021219][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.021263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.021298][ T32] r4:00000000 [ 1338.021323][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.021371][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.021393][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.021456][ T32] r5:00001000 r4:e00cd000 [ 1338.021505][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.021550][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.021634][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.021660][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.021730][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.021776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.021835][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.021859][ T32] r4:84ddad80 [ 1338.021880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.021950][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.022001][ T32] r4:00000001 [ 1338.022022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.022059][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.022086][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.022114][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.022141][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.022193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.022221][ T32] r4:84cfd540 [ 1338.022245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.022297][ T32] INFO: task kworker/0:591:4914 blocked for more than 464 seconds. [ 1338.022335][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.022383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.022411][ T32] task:kworker/0:591 state:D stack:0 pid:4914 tgid:4914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.022498][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.022544][ T32] Call trace: [ 1338.022575][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.022648][ T32] r10:8291a684 r9:eb329d84 r8:00000002 r7:60000113 r6:eb329d8c r5:84e90000 [ 1338.022682][ T32] r4:84e90000 [ 1338.022730][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.022785][ T32] r5:84e90000 r4:8291a680 [ 1338.022813][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.022853][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.022895][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb329e08 [ 1338.022917][ T32] r4:00000000 [ 1338.022937][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1338.022971][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1338.023035][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.023082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498f00 [ 1338.023122][ T32] r4:00000000 [ 1338.023149][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.023197][ T32] r9:83018005 r8:84e90000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1338.023239][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.023287][ T32] r5:00001000 r4:eb41f000 [ 1338.023307][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.023383][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.023457][ T32] r5:85452f8c r4:85452c00 [ 1338.023511][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.023561][ T32] r7:dddced80 r6:83018000 r5:85452f8c r4:85456e00 [ 1338.023845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.023900][ T32] r10:61c88647 r9:84e90000 r8:85456e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.023925][ T32] r4:85456e00 [ 1338.023945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.023989][ T32] r10:00000000 r9:85456e00 r8:80287e08 r7:eb409e60 r6:85456e80 r5:84e90000 [ 1338.024065][ T32] r4:00000001 [ 1338.024089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.024165][ T32] Exception stack(0xeb329fb0 to 0xeb329ff8) [ 1338.024197][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.024255][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.024285][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.024315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.024337][ T32] r4:85498a80 [ 1338.024912][ T32] INFO: task kworker/0:591:4914 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.024962][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.025076][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.025156][ T32] Call trace: [ 1338.025235][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.025292][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.025316][ T32] r4:00000000 [ 1338.025407][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.025454][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.025486][ T32] 5d20: ab84b000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.025592][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.025622][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.025648][ T32] r5:800d0013 r4:80239bb0 [ 1338.025712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.025809][ T32] r4:82ac21e4 [ 1338.025891][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.042397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.042460][ T32] r4:e04c5dc0 [ 1338.042501][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.042581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.042604][ T32] r4:00000000 [ 1338.042624][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.042715][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.042742][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.042791][ T32] r5:00001000 r4:e00cd000 [ 1338.042819][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.042859][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.042901][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.042921][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.042969][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.042990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.043036][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.043058][ T32] r4:84ddad80 [ 1338.043097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.043149][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.043173][ T32] r4:00000001 [ 1338.043193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.043251][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.043315][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.043349][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.043376][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.043414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.043440][ T32] r4:84cfd540 [ 1338.043465][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.043496][ T32] INFO: task kworker/0:592:4917 blocked for more than 464 seconds. [ 1338.043529][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.043575][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.043603][ T32] task:kworker/0:592 state:D stack:0 pid:4917 tgid:4917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.043661][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.043706][ T32] Call trace: [ 1338.043737][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.043789][ T32] r10:8291a684 r9:eb415d84 r8:00000002 r7:60000113 r6:eb415d8c r5:84e90c00 [ 1338.043823][ T32] r4:84e90c00 [ 1338.043866][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.043945][ T32] r5:84e90c00 r4:8291a680 [ 1338.044008][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.044053][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.044110][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb415e08 [ 1338.044166][ T32] r4:00000000 [ 1338.044191][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1338.044255][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1338.044376][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.044422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498e80 [ 1338.044445][ T32] r4:00000000 [ 1338.044605][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.044662][ T32] r9:83018005 r8:84e90c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1338.044686][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.044728][ T32] r5:00001000 r4:eb411000 [ 1338.044747][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.044787][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.044843][ T32] r5:85452b8c r4:85452800 [ 1338.044863][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.044908][ T32] r7:dddced80 r6:83018000 r5:85452b8c r4:85456f00 [ 1338.044935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.044983][ T32] r10:61c88647 r9:84e90c00 r8:85456f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.045191][ T32] r4:85456f00 [ 1338.045215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.045261][ T32] r10:00000000 r9:85456f00 r8:80287e08 r7:eb329e60 r6:85456f80 r5:84e90c00 [ 1338.045283][ T32] r4:00000001 [ 1338.045306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.045343][ T32] Exception stack(0xeb415fb0 to 0xeb415ff8) [ 1338.045370][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.045499][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.045531][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.045562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.045585][ T32] r4:85498f40 [ 1338.052325][ T32] INFO: task kworker/0:592:4917 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.052768][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.053355][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.053675][ T32] Call trace: [ 1338.053744][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.053891][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.053975][ T32] r4:00000000 [ 1338.054003][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.054050][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.054089][ T32] 5d20: abd42000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.054119][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.054186][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.054217][ T32] r5:800d0013 r4:80239bb0 [ 1338.054298][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.054346][ T32] r4:82ac21e4 [ 1338.054394][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.054443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.054470][ T32] r4:e04c5dc0 [ 1338.054491][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.054535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.054558][ T32] r4:00000000 [ 1338.054578][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.054625][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.054648][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.054691][ T32] r5:00001000 r4:e00cd000 [ 1338.054740][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.054827][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.054934][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.054959][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.055010][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.055031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.055079][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.055101][ T32] r4:84ddad80 [ 1338.055121][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.055167][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.055189][ T32] r4:00000001 [ 1338.055301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.055343][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.055485][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.055517][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.055544][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.055575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.055599][ T32] r4:84cfd540 [ 1338.055624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.055657][ T32] INFO: task kworker/0:593:4918 blocked for more than 464 seconds. [ 1338.055692][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.055719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.055741][ T32] task:kworker/0:593 state:D stack:0 pid:4918 tgid:4918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.055786][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.055908][ T32] Call trace: [ 1338.072026][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.072113][ T32] r10:8291a684 r9:eb429d84 r8:00000002 r7:60000113 r6:eb429d8c r5:84e91800 [ 1338.072141][ T32] r4:84e91800 [ 1338.072163][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.072245][ T32] r5:84e91800 r4:8291a680 [ 1338.072285][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.072331][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.072374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb429e08 [ 1338.072398][ T32] r4:00000000 [ 1338.072417][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1338.072463][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1338.072506][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.072552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ab040 [ 1338.072627][ T32] r4:00000000 [ 1338.072652][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.072699][ T32] r9:83018005 r8:84e91800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1338.072722][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.072768][ T32] r5:00001000 r4:eb425000 [ 1338.072787][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.072833][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.072876][ T32] r5:8545338c r4:85453000 [ 1338.072895][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.072971][ T32] r7:dddced80 r6:83018000 r5:8545338c r4:854af000 [ 1338.072996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.073045][ T32] r10:61c88647 r9:84e91800 r8:854af02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.073068][ T32] r4:854af000 [ 1338.073087][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.073135][ T32] r10:00000000 r9:854af000 r8:80287e08 r7:eb329e60 r6:854af080 r5:84e91800 [ 1338.073157][ T32] r4:00000001 [ 1338.073175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.073212][ T32] Exception stack(0xeb429fb0 to 0xeb429ff8) [ 1338.073242][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.073324][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.073356][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.073385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.073407][ T32] r4:854ab080 [ 1338.073875][ T32] INFO: task kworker/0:593:4918 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.073916][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.074042][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.074130][ T32] Call trace: [ 1338.074168][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.074224][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.074248][ T32] r4:00000000 [ 1338.074268][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.074307][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.074407][ T32] 5d20: ac242000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.074468][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.074498][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.074523][ T32] r5:800d0013 r4:80239bb0 [ 1338.074544][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.074585][ T32] r4:82ac21e4 [ 1338.074606][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.074648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.074796][ T32] r4:e04c5dc0 [ 1338.074828][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.074874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.074896][ T32] r4:00000000 [ 1338.075056][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.075107][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.075129][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.075172][ T32] r5:00001000 r4:e00cd000 [ 1338.075211][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.075258][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.075301][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.075321][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.075381][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.075408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.075456][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.075478][ T32] r4:84ddad80 [ 1338.075519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.075570][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.075593][ T32] r4:00000001 [ 1338.075612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.075647][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.075674][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.075722][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.075754][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.075783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.088589][ T32] r4:84cfd540 [ 1338.088705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.088759][ T32] INFO: task kworker/0:594:4920 blocked for more than 464 seconds. [ 1338.088795][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.088869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.088898][ T32] task:kworker/0:594 state:D stack:0 pid:4920 tgid:4920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.088959][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.089021][ T32] Call trace: [ 1338.089114][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.089174][ T32] r10:8291a684 r9:eb41dd84 r8:00000002 r7:60000113 r6:eb41dd8c r5:84e92400 [ 1338.089263][ T32] r4:84e92400 [ 1338.089287][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.089332][ T32] r5:84e92400 r4:8291a680 [ 1338.089352][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.089391][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.089432][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 [ 1338.089455][ T32] r4:00000000 [ 1338.089475][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1338.089509][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1338.089547][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.089643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ab240 [ 1338.089672][ T32] r4:00000000 [ 1338.089696][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.089746][ T32] r9:83018005 r8:84e92400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1338.089797][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.089975][ T32] r5:00001000 r4:eb433000 [ 1338.090176][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.090223][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.090266][ T32] r5:8545378c r4:85453400 [ 1338.090286][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.090333][ T32] r7:dddced80 r6:83018000 r5:8545378c r4:854af100 [ 1338.090354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.090456][ T32] r10:61c88647 r9:84e92400 r8:854af12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.090484][ T32] r4:854af100 [ 1338.090541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.090614][ T32] r10:00000000 r9:854af100 r8:80287e08 r7:eb429e60 r6:854af180 r5:84e92400 [ 1338.090646][ T32] r4:00000001 [ 1338.090668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.090706][ T32] Exception stack(0xeb41dfb0 to 0xeb41dff8) [ 1338.090733][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.090762][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.090788][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.090835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.090864][ T32] r4:854ab080 [ 1338.091302][ T32] INFO: task kworker/0:594:4920 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.091383][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.091470][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.091544][ T32] Call trace: [ 1338.091576][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.091650][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.091698][ T32] r4:00000000 [ 1338.091727][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.091768][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.091802][ T32] 5d20: ac654000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.091835][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.091861][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.091884][ T32] r5:800d0013 r4:80239bb0 [ 1338.091905][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.091945][ T32] r4:82ac21e4 [ 1338.091965][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.092034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.092062][ T32] r4:e04c5dc0 [ 1338.092081][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.092123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.092146][ T32] r4:00000000 [ 1338.092165][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.092243][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.092268][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.092333][ T32] r5:00001000 r4:e00cd000 [ 1338.092382][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.092430][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.092475][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.092495][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.092541][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.092562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.092609][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.092630][ T32] r4:84ddad80 [ 1338.092650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.092695][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.092718][ T32] r4:00000001 [ 1338.092746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.092785][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.092818][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.092848][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.092874][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.092903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.092924][ T32] r4:84cfd540 [ 1338.092961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.092990][ T32] INFO: task kworker/0:595:4923 blocked for more than 464 seconds. [ 1338.093019][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.093042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.093071][ T32] task:kworker/0:595 state:D stack:0 pid:4923 tgid:4923 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.093120][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.093180][ T32] Call trace: [ 1338.093214][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.093262][ T32] r10:8291a684 r9:eb431d84 r8:00000002 r7:60000113 r6:eb431d8c r5:84e93000 [ 1338.093286][ T32] r4:84e93000 [ 1338.093305][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.093352][ T32] r5:84e93000 r4:8291a680 [ 1338.093383][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.093427][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.093470][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb431e08 [ 1338.093502][ T32] r4:00000000 [ 1338.093536][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1338.093575][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1338.093610][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.093650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ab800 [ 1338.093672][ T32] r4:00000000 [ 1338.093734][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.093782][ T32] r9:83018005 r8:84e93000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1338.093813][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.093869][ T32] r5:00001000 r4:eb45b000 [ 1338.093936][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.094006][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.094072][ T32] r5:854cc78c r4:854cc400 [ 1338.094108][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.094184][ T32] r7:dddced80 r6:83018000 r5:854cc78c r4:854af200 [ 1338.094217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.094289][ T32] r10:61c88647 r9:84e93000 r8:854af22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.094328][ T32] r4:854af200 [ 1338.094350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.094427][ T32] r10:00000000 r9:854af200 r8:80287e08 r7:eb41de60 r6:854af280 r5:84e93000 [ 1338.094453][ T32] r4:00000001 [ 1338.094503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.094545][ T32] Exception stack(0xeb431fb0 to 0xeb431ff8) [ 1338.094575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.094639][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.094704][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.094739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.094765][ T32] r4:854ab200 [ 1338.095035][ T32] INFO: task kworker/0:595:4923 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.095091][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.095168][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.095232][ T32] Call trace: [ 1338.095288][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.095398][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.095426][ T32] r4:00000000 [ 1338.095446][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.095486][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.095514][ T32] 5d20: ac654000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.095543][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.095567][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.095591][ T32] r5:800d0013 r4:80239bb0 [ 1338.095611][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.095679][ T32] r4:82ac21e4 [ 1338.095703][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.095746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.095769][ T32] r4:e04c5dc0 [ 1338.095834][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.110512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.110597][ T32] r4:00000000 [ 1338.110623][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.110696][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.110719][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.110765][ T32] r5:00001000 r4:e00cd000 [ 1338.110785][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.110857][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.110912][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.110933][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.110983][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.111004][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.111051][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.111103][ T32] r4:84ddad80 [ 1338.111128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.111176][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.111228][ T32] r4:00000001 [ 1338.111307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.111350][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.111381][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.111409][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.111439][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.111471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.111493][ T32] r4:84cfd540 [ 1338.111556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.111684][ T32] INFO: task kworker/0:596:4924 blocked for more than 464 seconds. [ 1338.111760][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.111824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.111855][ T32] task:kworker/0:596 state:D stack:0 pid:4924 tgid:4924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.111914][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.111989][ T32] Call trace: [ 1338.112025][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.112126][ T32] r10:8291a684 r9:eb43dd84 r8:00000002 r7:60000113 r6:eb43dd8c r5:84e93c00 [ 1338.112156][ T32] r4:84e93c00 [ 1338.112177][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.112220][ T32] r5:84e93c00 r4:8291a680 [ 1338.112241][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.112309][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.112356][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb43de08 [ 1338.112379][ T32] r4:00000000 [ 1338.112399][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1338.112433][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1338.112467][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.112563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ab300 [ 1338.112591][ T32] r4:00000000 [ 1338.112613][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.112666][ T32] r9:83018005 r8:84e93c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1338.112700][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.112747][ T32] r5:00001000 r4:eb439000 [ 1338.112766][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.112813][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.112877][ T32] r5:85453b8c r4:85453800 [ 1338.112906][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.112953][ T32] r7:dddced80 r6:83018000 r5:85453b8c r4:854af300 [ 1338.113028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.113082][ T32] r10:61c88647 r9:84e93c00 r8:854af32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.113106][ T32] r4:854af300 [ 1338.113125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.113170][ T32] r10:00000000 r9:854af300 r8:80287e08 r7:eb431e60 r6:854af380 r5:84e93c00 [ 1338.113192][ T32] r4:00000001 [ 1338.113210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.113245][ T32] Exception stack(0xeb43dfb0 to 0xeb43dff8) [ 1338.113292][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.113325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.113372][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.113418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.113443][ T32] r4:854ab340 [ 1338.113895][ T32] INFO: task kworker/0:596:4924 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.113933][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.114067][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.114116][ T32] Call trace: [ 1338.114184][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.114241][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.114292][ T32] r4:00000000 [ 1338.114316][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.114395][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.114428][ T32] 5d20: ac869000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.114457][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.114487][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.114511][ T32] r5:800d0013 r4:80239bb0 [ 1338.114536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.114620][ T32] r4:82ac21e4 [ 1338.114645][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.114690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.114712][ T32] r4:e04c5dc0 [ 1338.114731][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.114773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.114813][ T32] r4:00000000 [ 1338.114967][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.115018][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.115094][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.115143][ T32] r5:00001000 r4:e00cd000 [ 1338.115201][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.115383][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.115431][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.115451][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.115497][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.115518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.115564][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.115586][ T32] r4:84ddad80 [ 1338.115694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.115747][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.115785][ T32] r4:00000001 [ 1338.115943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.134778][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.134842][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.134902][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.134937][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.134973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.134997][ T32] r4:84cfd540 [ 1338.135022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.135054][ T32] INFO: task kworker/0:597:4926 blocked for more than 464 seconds. [ 1338.135087][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.135111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.135134][ T32] task:kworker/0:597 state:D stack:0 pid:4926 tgid:4926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.135220][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.135317][ T32] Call trace: [ 1338.135350][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.135427][ T32] r10:8291a684 r9:eb445d84 r8:00000002 r7:60000013 r6:eb445d8c r5:84e94800 [ 1338.135455][ T32] r4:84e94800 [ 1338.135477][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.135521][ T32] r5:84e94800 r4:8291a680 [ 1338.135542][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.135601][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.135649][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb445e08 [ 1338.135691][ T32] r4:00000000 [ 1338.135737][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1338.135803][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1338.140571][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.140691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ab540 [ 1338.140719][ T32] r4:00000000 [ 1338.140760][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.140854][ T32] r9:83018005 r8:84e94800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1338.140889][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.140960][ T32] r5:00001000 r4:eb447000 [ 1338.140999][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.141070][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.141138][ T32] r5:85453f8c r4:85453c00 [ 1338.141165][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.141237][ T32] r7:dddced80 r6:83018000 r5:85453f8c r4:854af400 [ 1338.141288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.141340][ T32] r10:61c88647 r9:84e94800 r8:854af42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.141383][ T32] r4:854af400 [ 1338.141407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.141455][ T32] r10:00000000 r9:854af400 r8:80287e08 r7:eb431e60 r6:854af480 r5:84e94800 [ 1338.141486][ T32] r4:00000001 [ 1338.141511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.141550][ T32] Exception stack(0xeb445fb0 to 0xeb445ff8) [ 1338.141590][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.141623][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.141651][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.141708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.141756][ T32] r4:854ab780 [ 1338.142262][ T32] INFO: task kworker/0:597:4926 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.142330][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.142449][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.142511][ T32] Call trace: [ 1338.142569][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.142645][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.142678][ T32] r4:00000000 [ 1338.142698][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.142747][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.142785][ T32] 5d20: ad0cb000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.142878][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.142909][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.142986][ T32] r5:800d0013 r4:80239bb0 [ 1338.143012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.143106][ T32] r4:82ac21e4 [ 1338.143131][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.143175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.143198][ T32] r4:e04c5dc0 [ 1338.143265][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.143312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.143364][ T32] r4:00000000 [ 1338.143410][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.143466][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.143488][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.143533][ T32] r5:00001000 r4:e00cd000 [ 1338.143566][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.143639][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.143687][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.143772][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1338.143854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1338.143925][ T32] r4:84ddad80 [ 1338.143989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.144040][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.144063][ T32] r4:00000001 [ 1338.144155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.144199][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.144227][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.144257][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.144283][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.144311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.144333][ T32] r4:84cfd540 [ 1338.144355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.144384][ T32] INFO: task kworker/0:598:4928 blocked for more than 464 seconds. [ 1338.144440][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.144481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.144553][ T32] task:kworker/0:598 state:D stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.144605][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.144646][ T32] Call trace: [ 1338.144693][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.144743][ T32] r10:8291a684 r9:eb451d84 r8:00000002 r7:60000013 r6:eb451d8c r5:84e95400 [ 1338.144769][ T32] r4:84e95400 [ 1338.144791][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.144843][ T32] r5:84e95400 r4:8291a680 [ 1338.144868][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.144910][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.144952][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb451e08 [ 1338.144998][ T32] r4:00000000 [ 1338.145023][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1338.145065][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1338.145103][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.145147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ab640 ** 4 printk messages dropped ** [ 1338.145418][ T32] r5:00001000 r4:eb44d000 ** 2 printk messages dropped ** [ 1338.145518][ T32] r5:854cc38c r4:854cc000 ** 2 printk messages dropped ** [ 1338.145702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1338.158872][ T32] r4:854af500 [ 1338.158950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.159028][ T32] r10:00000000 r9:854af500 r8:80287e08 r7:eb431e60 r6:854af580 r5:84e95400 [ 1338.159077][ T32] r4:00000001 [ 1338.159133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.159178][ T32] Exception stack(0xeb451fb0 to 0xeb451ff8) [ 1338.159218][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.159271][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.159302][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.159353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.159380][ T32] r4:854ab5c0 [ 1338.159827][ T32] INFO: task kworker/0:598:4928 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.159886][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.160007][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.160384][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 12 printk messages dropped ** [ 1338.161041][ T32] r5:00001000 r4:e00cd000 ** 9 printk messages dropped ** [ 1338.161557][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 11 printk messages dropped ** [ 1338.162078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1338.162319][ T32] r4:84e96000 ** 4 printk messages dropped ** [ 1338.162568][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb459e08 ** 5 printk messages dropped ** [ 1338.162771][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.163068][ T32] r5:854ccb8c r4:854cc800 [ 1338.163109][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.163158][ T32] r7:dddced80 r6:83018000 r5:854ccb8c r4:854af600 ** 1 printk messages dropped ** [ 1338.163278][ T32] r10:61c88647 r9:84e96000 r8:854af62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.163617][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.164192][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1338.164611][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.164640][ T32] r5:800d0013 r4:80239bb0 [ 1338.164661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.164738][ T32] r4:82ac21e4 [ 1338.164762][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.164811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.164835][ T32] r4:e04c5dc0 [ 1338.164853][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.164900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.164926][ T32] r4:00000000 [ 1338.164945][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.165018][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.165045][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.165088][ T32] r5:00001000 r4:e00cd000 [ 1338.165109][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.165149][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.165191][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.165211][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.165260][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.165283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.165330][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.165380][ T32] r4:84ddad80 [ 1338.165404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.165524][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.165580][ T32] r4:00000001 [ 1338.165603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.165639][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.165665][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.165692][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.165866][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.186631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.186679][ T32] r4:84cfd540 [ 1338.186728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.186791][ T32] INFO: task kworker/0:600:4932 blocked for more than 464 seconds. [ 1338.186837][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.186880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.186907][ T32] task:kworker/0:600 state:D stack:0 pid:4932 tgid:4932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.186970][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.187033][ T32] Call trace: [ 1338.187089][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1338.187188][ T32] r4:84e96c00 ** 8 printk messages dropped ** [ 1338.187592][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1338.188034][ T32] r5:854cd38c r4:854cd000 ** 16 printk messages dropped ** [ 1338.189217][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 30 printk messages dropped ** [ 1338.190634][ T32] r4:84ddad80 ** 6 printk messages dropped ** [ 1338.190886][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1338.191591][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1338.192156][ T32] r5:854ccf8c r4:854ccc00 ** 3 printk messages dropped ** [ 1338.192384][ T32] r10:61c88647 r9:85480000 r8:854af82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1338.193152][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.193341][ T32] r4:00000000 [ 1338.193389][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.193460][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.193493][ T32] 5d20: adb06000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.193521][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.193583][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.193611][ T32] r5:800d0013 r4:80239bb0 [ 1338.193664][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.193712][ T32] r4:82ac21e4 [ 1338.193821][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.193870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.193893][ T32] r4:e04c5dc0 [ 1338.193988][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.194037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.194116][ T32] r4:00000000 [ 1338.194169][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.194219][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.194241][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.194283][ T32] r5:00001000 r4:e00cd000 [ 1338.194304][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.194371][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.194418][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.194438][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.194489][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.194515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.194563][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.194641][ T32] r4:84ddad80 [ 1338.194668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.194771][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.194801][ T32] r4:00000001 [ 1338.194824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.194862][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.194888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.194915][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.194960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.194993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.195015][ T32] r4:84cfd540 [ 1338.195035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.195098][ T32] INFO: task kworker/0:602:4936 blocked for more than 464 seconds. [ 1338.195131][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.195154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1338.195271][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.195329][ T32] Call trace: [ 1338.195417][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.195469][ T32] r10:8291a684 r9:eb479d84 r8:00000002 r7:60000113 r6:eb479d8c r5:85480c00 [ 1338.195492][ T32] r4:85480c00 [ 1338.195512][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.195553][ T32] r5:85480c00 r4:8291a680 [ 1338.195573][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.195643][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.195690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb479e08 [ 1338.195712][ T32] r4:00000000 [ 1338.195733][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1338.195768][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1338.195832][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.226203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854abe40 [ 1338.226336][ T32] r4:00000000 [ 1338.226370][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1338.226470][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.226627][ T32] r5:854cd78c r4:854cd400 ** 4 printk messages dropped ** [ 1338.226865][ T32] r4:854af900 ** 8 printk messages dropped ** [ 1338.227208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1338.227924][ T32] Call trace: [ 1338.227956][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.228009][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.228061][ T32] r4:00000000 [ 1338.228216][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.228298][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.228396][ T32] 5d20: ae579000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.228430][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.228455][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.228621][ T32] r5:800d0013 r4:80239bb0 [ 1338.228860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.228976][ T32] r4:82ac21e4 [ 1338.229009][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1338.229652][ T32] r5:84f0cb8c r4:84f0c800 ** 7 printk messages dropped ** [ 1338.229941][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1338.230245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1338.231301][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.231999][ T32] r5:00001000 r4:eb497000 ** 2 printk messages dropped ** [ 1338.232139][ T32] r5:854cdf8c r4:854cdc00 ** 3 printk messages dropped ** [ 1338.232280][ T32] r10:61c88647 r9:85481800 r8:854afa2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1338.233206][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1338.233864][ T32] r4:e04c5dc0 ** 9 printk messages dropped ** [ 1338.234427][ T32] r5:84f0cb8c r4:84f0c800 ** 9 printk messages dropped ** [ 1338.234960][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 10 printk messages dropped ** [ 1338.235307][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1338.244385][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.244823][ T32] r5:854cdb8c r4:854cd800 [ 1338.244845][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.244936][ T32] r7:dddced80 r6:83018000 r5:854cdb8c r4:854afb00 [ 1338.244967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.245017][ T32] r10:61c88647 r9:85482400 r8:854afb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.245049][ T32] r4:854afb00 [ 1338.245094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.245151][ T32] r10:00000000 r9:854afb00 r8:80287e08 r7:eb481e60 r6:854afb80 r5:85482400 [ 1338.245183][ T32] r4:00000001 [ 1338.245207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.245255][ T32] Exception stack(0xeb495fb0 to 0xeb495ff8) [ 1338.245289][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.245317][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.245343][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.245374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.245397][ T32] r4:854c5040 [ 1338.245879][ T32] INFO: task kworker/0:604:4941 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.260377][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.260529][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.260641][ T32] Call trace: [ 1338.260760][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.260830][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.260868][ T32] r4:00000000 [ 1338.260893][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1338.261043][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 17 printk messages dropped ** [ 1338.261778][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1338.262386][ T32] INFO: task kworker/0:605:4942 blocked for more than 464 seconds. ** 12 printk messages dropped ** [ 1338.263125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb48de08 ** 12 printk messages dropped ** [ 1338.263676][ T32] r5:854ce38c r4:854ce000 ** 4 printk messages dropped ** [ 1338.263861][ T32] r4:854afc00 ** 7 printk messages dropped ** [ 1338.264169][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1338.265393][ T32] 5d20: aeaa0000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 12 printk messages dropped ** [ 1338.277524][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.277604][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.277698][ T32] r5:00001000 r4:e00cd000 [ 1338.277725][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.277804][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.277863][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.277891][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.277982][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.278012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.278062][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.278085][ T32] r4:84ddad80 [ 1338.278105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.278151][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.278173][ T32] r4:00000001 [ 1338.278193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.278231][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.278260][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.278288][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.278327][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.278384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.278422][ T32] r4:84cfd540 [ 1338.278449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.278519][ T32] INFO: task kworker/0:606:4944 blocked for more than 464 seconds. [ 1338.278556][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.278606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.278632][ T32] task:kworker/0:606 state:D stack:0 pid:4944 tgid:4944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.278758][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.278831][ T32] Call trace: [ 1338.278895][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.278953][ T32] r10:8291a684 r9:eb4a1d84 r8:00000002 r7:60000113 r6:eb4a1d8c r5:85483c00 [ 1338.278997][ T32] r4:85483c00 [ 1338.279042][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.279091][ T32] r5:85483c00 r4:8291a680 [ 1338.279127][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.279172][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.279235][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a1e08 [ 1338.279268][ T32] r4:00000000 [ 1338.279289][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1338.279522][ T32] r9:83018005 r8:85483c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 ** 4 printk messages dropped ** [ 1338.279736][ T32] r5:854ce78c r4:854ce400 ** 8 printk messages dropped ** [ 1338.280056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1338.280940][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.281305][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1338.281742][ T32] r5:00001000 r4:e00cd000 ** 6 printk messages dropped ** [ 1338.282058][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.282099][ T32] r4:84ddad80 [ 1338.282123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.282168][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.282214][ T32] r4:00000001 [ 1338.282246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.282288][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.282316][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.282344][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.282405][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.282461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.282508][ T32] r4:84cfd540 [ 1338.282533][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.282558][ T32] INFO: task kworker/0:607:4946 blocked for more than 464 seconds. [ 1338.282586][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.282630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.282655][ T32] task:kworker/0:607 state:D stack:0 pid:4946 tgid:4946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.282724][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.282804][ T32] Call trace: [ 1338.282860][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.282928][ T32] r10:8291a684 r9:eb4a9d84 r8:00000002 r7:60000113 r6:eb4a9d8c r5:85484800 [ 1338.282975][ T32] r4:85484800 [ 1338.282999][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1338.283410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5540 ** 7 printk messages dropped ** [ 1338.283689][ T32] r5:854ceb8c r4:854ce800 ** 5 printk messages dropped ** [ 1338.283874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1338.284564][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.285020][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 16 printk messages dropped ** [ 1338.285737][ T32] r5:84f0cb8c r4:84f0c800 ** 9 printk messages dropped ** [ 1338.307509][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 8 printk messages dropped ** [ 1338.307794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1338.308580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5600 ** 7 printk messages dropped ** [ 1338.308968][ T32] r5:854cef8c r4:854cec00 ** 7 printk messages dropped ** [ 1338.309293][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1338.310042][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1338.311038][ T32] r5:00001000 r4:e00cd000 ** 10 printk messages dropped ** [ 1338.311442][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1338.311779][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 11 printk messages dropped ** [ 1338.312263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a5e08 ** 4 printk messages dropped ** [ 1338.312474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c59c0 [ 1338.312498][ T32] r4:00000000 [ 1338.312518][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.312562][ T32] r9:83018005 r8:85486000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1338.312622][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.312683][ T32] r5:00001000 r4:e06ad000 [ 1338.312706][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.312756][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.312808][ T32] r5:854cf78c r4:854cf400 [ 1338.312830][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.312892][ T32] r7:dddced80 r6:83018000 r5:854cf78c r4:85509000 [ 1338.312918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.312966][ T32] r10:61c88647 r9:85486000 r8:8550902c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.312990][ T32] r4:85509000 [ 1338.313009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.313054][ T32] r10:00000000 r9:85509000 r8:80287e08 r7:eb4b5e60 r6:85509080 r5:85486000 [ 1338.313076][ T32] r4:00000001 [ 1338.313115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.313182][ T32] Exception stack(0xeb2a5fb0 to 0xeb2a5ff8) [ 1338.313221][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.313250][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.313276][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.313323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.313361][ T32] r4:854c5640 [ 1338.313615][ T32] INFO: task kworker/0:609:4950 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.313670][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.313729][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.313789][ T32] Call trace: [ 1338.313847][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.313903][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.313947][ T32] r4:00000000 [ 1338.314038][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.314091][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.314122][ T32] 5d20: af32a000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.314153][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.314178][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.314240][ T32] r5:800d0013 r4:80239bb0 [ 1338.314268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.314311][ T32] r4:82ac21e4 [ 1338.314332][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.314374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.314396][ T32] r4:e04c5dc0 [ 1338.314420][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.314469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.314520][ T32] r4:00000000 [ 1338.314545][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.314592][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.314634][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.314683][ T32] r5:00001000 r4:e00cd000 [ 1338.314722][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.314770][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.314825][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.314889][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.314968][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.315000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.315051][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.315100][ T32] r4:84ddad80 [ 1338.315123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.315170][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.315259][ T32] r4:00000001 [ 1338.315282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.315415][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.315461][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.315495][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.315521][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.315551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.315573][ T32] r4:84cfd540 ** 1 printk messages dropped ** [ 1338.315617][ T32] INFO: task kworker/0:610:4952 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1338.346607][ T32] r4:85486c00 ** 3 printk messages dropped ** [ 1338.346740][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1338.347316][ T32] r9:83018005 r8:85486c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 ** 4 printk messages dropped ** [ 1338.347507][ T32] r5:854cf38c r4:854cf000 ** 2 printk messages dropped ** [ 1338.347595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.347979][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.348859][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 4 printk messages dropped ** [ 1338.349069][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 1 printk messages dropped ** [ 1338.349118][ T32] r5:800d0013 r4:80239bb0 [ 1338.349139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.349180][ T32] r4:82ac21e4 [ 1338.349200][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.349241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.349268][ T32] r4:e04c5dc0 [ 1338.349293][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.349339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.349372][ T32] r4:00000000 [ 1338.349396][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.349443][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.349485][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.349532][ T32] r5:00001000 r4:e00cd000 [ 1338.349553][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.349593][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.349635][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.349654][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.349719][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.349773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.349866][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.349893][ T32] r4:84ddad80 [ 1338.349913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1338.350229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1338.350875][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1338.351344][ T32] r5:854cff8c r4:854cfc00 [ 1338.351363][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1338.351674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1338.352663][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 5 printk messages dropped ** [ 1338.352862][ T32] r4:82ac21e4 [ 1338.352911][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.352989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.353044][ T32] r4:e04c5dc0 [ 1338.353138][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.353186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.353398][ T32] r4:00000000 [ 1338.353457][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.353507][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.353529][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.353571][ T32] r5:00001000 r4:e00cd000 [ 1338.353591][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.353633][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.353844][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.353870][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.353920][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.353941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.354015][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.354069][ T32] r4:84ddad80 [ 1338.354096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.354146][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.354199][ T32] r4:00000001 [ 1338.354259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1338.354411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1338.355037][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 13 printk messages dropped ** [ 1338.355678][ T32] r5:00001000 r4:e0841000 ** 2 printk messages dropped ** [ 1338.380745][ T32] r5:854cfb8c r4:854cf800 [ 1338.380798][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.380902][ T32] r7:dddced80 r6:83018000 r5:854cfb8c r4:85509300 [ 1338.380946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.381055][ T32] r10:61c88647 r9:85488c00 r8:8550932c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.381108][ T32] r4:85509300 [ 1338.381207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.381304][ T32] r10:00000000 r9:85509300 r8:80287e08 r7:eb4bde60 r6:85509380 r5:85488c00 [ 1338.381379][ T32] r4:00000001 [ 1338.381429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.381503][ T32] Exception stack(0xeb4c1fb0 to 0xeb4c1ff8) [ 1338.381572][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.381634][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.381689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.381816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.381869][ T32] r4:854c5ac0 [ 1338.382674][ T32] INFO: task kworker/0:612:4957 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.382749][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.382883][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.382970][ T32] Call trace: [ 1338.383051][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.383421][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.383479][ T32] r4:00000000 [ 1338.383524][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.383602][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.383658][ T32] 5d20: b06f7000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.383716][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.383766][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.383818][ T32] r5:800d0013 r4:80239bb0 [ 1338.383959][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.384049][ T32] r4:82ac21e4 [ 1338.384101][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.384258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.384370][ T32] r4:e04c5dc0 [ 1338.384429][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.384524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 5 printk messages dropped ** [ 1338.384949][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1338.385630][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 9 printk messages dropped ** [ 1338.397391][ T32] INFO: task kworker/0:613:4958 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1338.398239][ T32] r4:853d3c00 ** 5 printk messages dropped ** [ 1338.398871][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.399356][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.400095][ T32] r5:854d838c r4:854d8000 [ 1338.400138][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1338.400309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.400931][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.402052][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.402232][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.402339][ T32] Call trace: [ 1338.402405][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.402507][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.402569][ T32] r4:00000000 [ 1338.402620][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.402723][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.402792][ T32] 5d20: b06f7000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.402865][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.402950][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.403012][ T32] r5:800d0013 r4:80239bb0 [ 1338.403063][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.403178][ T32] r4:82ac21e4 [ 1338.403236][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.403338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.403416][ T32] r4:e04c5dc0 [ 1338.403468][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.403564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.403613][ T32] r4:00000000 [ 1338.403659][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.403754][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.403800][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.403895][ T32] r5:00001000 r4:e00cd000 [ 1338.403941][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.404023][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.404112][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.404154][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.404259][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.404388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.404499][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.404552][ T32] r4:84ddad80 [ 1338.404595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.404692][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.404744][ T32] r4:00000001 [ 1338.404812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.404895][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.404952][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.405017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.405078][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.405140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.405187][ T32] r4:84cfd540 [ 1338.405232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.405283][ T32] INFO: task kworker/0:614:4960 blocked for more than 464 seconds. [ 1338.405341][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.405389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.405431][ T32] task:kworker/0:614 state:D stack:0 pid:4960 tgid:4960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.405524][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.405609][ T32] Call trace: [ 1338.405672][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.405764][ T32] r10:8291a684 r9:eb4d5d84 r8:00000002 r7:60000113 r6:eb4d5d8c r5:853d1800 ** 9 printk messages dropped ** [ 1338.437379][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1338.438116][ T32] r5:854d878c r4:854d8400 ** 3 printk messages dropped ** [ 1338.438411][ T32] r10:61c88647 r9:853d1800 r8:855094ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1338.440230][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.441058][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.441184][ T32] r5:800d0013 r4:80239bb0 [ 1338.441442][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.441589][ T32] r4:82ac21e4 [ 1338.441653][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.441743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.441791][ T32] r4:e04c5dc0 [ 1338.441945][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.442125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.442187][ T32] r4:00000000 [ 1338.442249][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.442352][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.442530][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.442863][ T32] r5:00001000 r4:e00cd000 [ 1338.442925][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.443118][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.443233][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.443277][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.443370][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.443416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.443507][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.443556][ T32] r4:84ddad80 [ 1338.443605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.443702][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.443752][ T32] r4:00000001 [ 1338.443796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.443879][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.444081][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.444237][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.444469][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.444558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.444614][ T32] r4:84cfd540 [ 1338.444686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.444829][ T32] INFO: task kworker/0:615:4962 blocked for more than 464 seconds. [ 1338.444945][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.445008][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.445055][ T32] task:kworker/0:615 state:D stack:0 pid:4962 tgid:4962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.445357][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.445560][ T32] Call trace: [ 1338.445632][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.445751][ T32] r10:8291a684 r9:eb4c5d84 r8:00000002 r7:60000113 r6:eb4c5d8c r5:85489800 [ 1338.445819][ T32] r4:85489800 [ 1338.476559][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.476873][ T32] r5:85489800 r4:8291a680 [ 1338.476931][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.477022][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1338.477556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85517240 ** 6 printk messages dropped ** [ 1338.478088][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.478176][ T32] r5:854d8f8c r4:854d8c00 [ 1338.478222][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.478506][ T32] r4:85509500 ** 4 printk messages dropped ** [ 1338.478826][ T32] Exception stack(0xeb4c5fb0 to 0xeb4c5ff8) ** 7 printk messages dropped ** [ 1338.480234][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.480720][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 5 printk messages dropped ** [ 1338.481149][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1338.481571][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.482017][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.482667][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.482938][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1338.483668][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1338.484135][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1338.484782][ T32] r9:83018005 r8:8548a400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 ** 4 printk messages dropped ** [ 1338.485140][ T32] r5:854d8b8c r4:854d8800 ** 3 printk messages dropped ** [ 1338.485409][ T32] r10:61c88647 r9:8548a400 r8:8550962c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1338.508280][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.508410][ T32] Call trace: [ 1338.508480][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.508594][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.508645][ T32] r4:00000000 [ 1338.508720][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.508832][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.508898][ T32] 5d20: b0f66000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.508963][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.509042][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.509108][ T32] r5:800d0013 r4:80239bb0 [ 1338.509155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.509240][ T32] r4:82ac21e4 [ 1338.509284][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.509383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.509450][ T32] r4:e04c5dc0 [ 1338.509501][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.509592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.509641][ T32] r4:00000000 [ 1338.509684][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.509778][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.509837][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.509923][ T32] r5:00001000 r4:e00cd000 [ 1338.510018][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.510112][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.510207][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.510275][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.510382][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.510427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.510532][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.510588][ T32] r4:84ddad80 [ 1338.510633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.510728][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.510777][ T32] r4:00000001 [ 1338.510829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.510923][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.510990][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.511068][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.511134][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.511195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.511247][ T32] r4:84cfd540 [ 1338.511293][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.511371][ T32] INFO: task kworker/0:617:4966 blocked for more than 464 seconds. [ 1338.511457][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.511511][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.511557][ T32] task:kworker/0:617 state:D stack:0 pid:4966 tgid:4966 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.512497][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1338.513539][ T32] r5:854d938c r4:854d9000 [ 1338.513583][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1338.514170][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1338.515432][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.541998][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 9 printk messages dropped ** [ 1338.542708][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.543190][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.543772][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 12 printk messages dropped ** [ 1338.544715][ T32] task:kworker/0:618 state:D stack:0 pid:4968 tgid:4968 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.545679][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.557123][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.557642][ T32] r5:854d978c r4:854d9400 [ 1338.557699][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.557833][ T32] r7:dddced80 r6:83018000 r5:854d978c r4:85509800 [ 1338.557878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.557995][ T32] r10:61c88647 r9:8548bc00 r8:8550982c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.558052][ T32] r4:85509800 [ 1338.558095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.558161][ T32] r10:00000000 r9:85509800 r8:80287e08 r7:eb4d9e60 r6:85509880 r5:8548bc00 [ 1338.558192][ T32] r4:00000001 [ 1338.558215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.558280][ T32] Exception stack(0xeb4e1fb0 to 0xeb4e1ff8) [ 1338.558318][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.558366][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.558399][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.558430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.558454][ T32] r4:85517340 [ 1338.558917][ T32] INFO: task kworker/0:618:4968 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.558958][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.559031][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.559103][ T32] Call trace: [ 1338.559142][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.559199][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.559224][ T32] r4:00000000 [ 1338.559245][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.559334][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.559368][ T32] 5d20: b112e000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.559397][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.559423][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.559447][ T32] r5:800d0013 r4:80239bb0 [ 1338.559469][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.559511][ T32] r4:82ac21e4 [ 1338.559533][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.559576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.559783][ T32] r4:e04c5dc0 [ 1338.559817][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.559866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.559902][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.560196][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.560466][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.560489][ T32] r4:00000001 [ 1338.560565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.560622][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.560653][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.560754][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.560787][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.560825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.560849][ T32] r4:84cfd540 [ 1338.560872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.560902][ T32] INFO: task kworker/0:619:4970 blocked for more than 465 seconds. [ 1338.560936][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.560961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.560982][ T32] task:kworker/0:619 state:D stack:0 pid:4970 tgid:4970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.561029][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.561072][ T32] Call trace: [ 1338.561155][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.561208][ T32] r10:8291a684 r9:eb4e5d84 r8:00000002 r7:60000013 r6:eb4e5d8c r5:8548c800 [ 1338.561232][ T32] r4:8548c800 [ 1338.561252][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.561295][ T32] r5:8548c800 r4:8291a680 [ 1338.561339][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.561385][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.561453][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e5e08 [ 1338.561484][ T32] r4:00000000 [ 1338.561506][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1338.561546][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1338.561583][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.561625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85517800 [ 1338.561661][ T32] r4:00000000 [ 1338.561686][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.561733][ T32] r9:83018005 r8:8548c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1338.561757][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.561801][ T32] r5:00001000 r4:eafc3000 [ 1338.561829][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.561870][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.561913][ T32] r5:854d9f8c r4:854d9c00 [ 1338.561933][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.562052][ T32] r7:dddced80 r6:83018000 r5:854d9f8c r4:85509900 [ 1338.562089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1338.562207][ T32] r4:85509900 ** 4 printk messages dropped ** [ 1338.562435][ T32] Exception stack(0xeb4e5fb0 to 0xeb4e5ff8) ** 4 printk messages dropped ** [ 1338.562567][ T32] r4:85517440 ** 6 printk messages dropped ** [ 1338.563689][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.563857][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 5 printk messages dropped ** [ 1338.564105][ T32] r4:e04c5dc0 ** 4 printk messages dropped ** [ 1338.564292][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 11 printk messages dropped ** [ 1338.565180][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 7 printk messages dropped ** [ 1338.565555][ T32] r4:84cfd540 ** 3 printk messages dropped ** [ 1338.591174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1338.591496][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 13 printk messages dropped ** [ 1338.592171][ T32] r5:00001000 r4:eaf99000 ** 2 printk messages dropped ** [ 1338.592357][ T32] r5:854d9b8c r4:854d9800 ** 3 printk messages dropped ** [ 1338.592507][ T32] r10:61c88647 r9:8548d400 r8:85509a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1338.592737][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.593367][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.593755][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.593813][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.593851][ T32] r5:800d0013 r4:80239bb0 [ 1338.593873][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.593916][ T32] r4:82ac21e4 [ 1338.593937][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.594002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.594026][ T32] r4:e04c5dc0 [ 1338.594046][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.594093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.594118][ T32] r4:00000000 [ 1338.594137][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.594182][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.594204][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.594272][ T32] r5:00001000 r4:e00cd000 [ 1338.594299][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.594365][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.594424][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.594448][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.594505][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.594580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.594633][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.594660][ T32] r4:84ddad80 [ 1338.594680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.594726][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.594751][ T32] r4:00000001 [ 1338.594772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.594816][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.594867][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.594907][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.594936][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.594967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.595013][ T32] r4:84cfd540 [ 1338.595052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.595102][ T32] INFO: task kworker/0:621:4974 blocked for more than 465 seconds. [ 1338.595156][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.595200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.595230][ T32] task:kworker/0:621 state:D stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.595279][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.595321][ T32] Call trace: [ 1338.595425][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.595476][ T32] r10:8291a684 r9:eb4edd84 r8:00000002 r7:60000013 r6:eb4edd8c r5:8548e000 [ 1338.595499][ T32] r4:8548e000 [ 1338.595519][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.595564][ T32] r5:8548e000 r4:8291a680 [ 1338.595587][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.595627][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.595703][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ede08 [ 1338.595778][ T32] r4:00000000 [ 1338.595817][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1338.614171][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1338.614332][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.614382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85517900 [ 1338.614474][ T32] r4:00000000 [ 1338.614505][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.614556][ T32] r9:83018005 r8:8548e000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1338.614580][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.614679][ T32] r5:00001000 r4:eafd5000 [ 1338.614708][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.614750][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.614799][ T32] r5:854da38c r4:854da000 [ 1338.614828][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.614880][ T32] r7:dddced80 r6:83018000 r5:854da38c r4:85509b00 ** 2 printk messages dropped ** [ 1338.614976][ T32] r4:85509b00 ** 6 printk messages dropped ** [ 1338.615253][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.626663][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.627277][ T32] 5d20: b1b4e000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 9 printk messages dropped ** [ 1338.627992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 7 printk messages dropped ** [ 1338.628371][ T32] r5:84f0cb8c r4:84f0c800 ** 6 printk messages dropped ** [ 1338.628839][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 7 printk messages dropped ** [ 1338.629166][ T32] r4:84cfd540 ** 4 printk messages dropped ** [ 1338.629303][ T32] task:kworker/0:622 state:D stack:0 pid:4976 tgid:4976 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.629999][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f1e08 ** 7 printk messages dropped ** [ 1338.630340][ T32] r9:83018005 r8:8548ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 ** 4 printk messages dropped ** [ 1338.630635][ T32] r5:854da78c r4:854da400 ** 4 printk messages dropped ** [ 1338.630921][ T32] r4:85509c00 ** 4 printk messages dropped ** [ 1338.631122][ T32] Exception stack(0xeb4f1fb0 to 0xeb4f1ff8) ** 7 printk messages dropped ** [ 1338.631957][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.632466][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 9 printk messages dropped ** [ 1338.632968][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1338.633036][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 11 printk messages dropped ** [ 1338.633491][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 6 printk messages dropped ** [ 1338.633752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.633774][ T32] r4:84cfd540 [ 1338.633794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.633826][ T32] INFO: task kworker/0:623:4979 blocked for more than 465 seconds. [ 1338.633856][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.633881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.633903][ T32] task:kworker/0:623 state:D stack:0 pid:4979 tgid:4979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.634039][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.634091][ T32] Call trace: [ 1338.634151][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.634272][ T32] r10:8291a684 r9:eb4f5d84 r8:00000002 r7:60000113 r6:eb4f5d8c r5:84eb0000 [ 1338.634301][ T32] r4:84eb0000 [ 1338.634383][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.634498][ T32] r5:84eb0000 r4:8291a680 [ 1338.634528][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.634619][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.634670][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 [ 1338.634694][ T32] r4:00000000 [ 1338.634715][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1338.634752][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1338.634802][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.634857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85517c80 [ 1338.634881][ T32] r4:00000000 [ 1338.634902][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.634946][ T32] r9:83018005 r8:84eb0000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1338.634978][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.635027][ T32] r5:00001000 r4:eb01b000 [ 1338.635047][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.635134][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.635183][ T32] r5:854dab8c r4:854da800 [ 1338.635207][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.635254][ T32] r7:dddced80 r6:83018000 r5:854dab8c r4:85509d00 [ 1338.635338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.635392][ T32] r10:61c88647 r9:84eb0000 r8:85509d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.635417][ T32] r4:85509d00 [ 1338.635438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.635484][ T32] r10:00000000 r9:85509d00 r8:80287e08 r7:eb4f1e60 r6:85509d80 r5:84eb0000 [ 1338.635509][ T32] r4:00000001 [ 1338.635825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.650860][ T32] Exception stack(0xeb4f5fb0 to 0xeb4f5ff8) [ 1338.651017][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.651058][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.651088][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.651124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.651169][ T32] r4:85517ac0 [ 1338.651648][ T32] INFO: task kworker/0:623:4979 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.651812][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.651912][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.652078][ T32] Call trace: [ 1338.652115][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.652260][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.652377][ T32] r4:00000000 [ 1338.652405][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.652451][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.652482][ T32] 5d20: b1c1b000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.652513][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.652540][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.652582][ T32] r5:800d0013 r4:80239bb0 [ 1338.652612][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.652662][ T32] r4:82ac21e4 [ 1338.652684][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.652729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.652754][ T32] r4:e04c5dc0 [ 1338.652777][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.652826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.652852][ T32] r4:00000000 [ 1338.652924][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.652980][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.653006][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.653050][ T32] r5:00001000 r4:e00cd000 [ 1338.653072][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.653113][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.653158][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.653179][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.653278][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.653312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.653366][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.653416][ T32] r4:84ddad80 [ 1338.653531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.653586][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.653647][ T32] r4:00000001 [ 1338.653673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.653714][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.653768][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.653827][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.654195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1338.655064][ T32] r5:84eb0c00 r4:8291a680 ** 3 printk messages dropped ** [ 1338.655250][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.655538][ T32] r9:83018005 r8:84eb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1338.674204][ T32] r5:854daf8c r4:854dac00 ** 1 printk messages dropped ** [ 1338.674406][ T32] r7:dddced80 r6:83018000 r5:854daf8c r4:85509e00 ** 4 printk messages dropped ** [ 1338.674629][ T32] r10:00000000 r9:85509e00 r8:80287e08 r7:eb4f5e60 r6:85509e80 r5:84eb0c00 ** 2 printk messages dropped ** [ 1338.674750][ T32] Exception stack(0xeb4f9fb0 to 0xeb4f9ff8) [ 1338.674798][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.674840][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.674869][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.674901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.674926][ T32] r4:85517bc0 [ 1338.675388][ T32] INFO: task kworker/0:624:4980 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.675454][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.675656][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.675912][ T32] Call trace: [ 1338.676477][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.676560][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.676705][ T32] r4:00000000 [ 1338.676734][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.676837][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.676877][ T32] 5d20: b1f8e000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.676914][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.676943][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.676969][ T32] r5:800d0013 r4:80239bb0 [ 1338.676992][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.677105][ T32] r4:82ac21e4 [ 1338.677226][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.677301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.677329][ T32] r4:e04c5dc0 [ 1338.677421][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.677481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.677510][ T32] r4:00000000 [ 1338.677533][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.677583][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.677607][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.677654][ T32] r5:00001000 r4:e00cd000 [ 1338.677677][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.677719][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.677788][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.677814][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.677864][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.677899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.677978][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.678007][ T32] r4:84ddad80 [ 1338.678120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.678175][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.678200][ T32] r4:00000001 [ 1338.678222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.678260][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.678290][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.678346][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.678382][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.678413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.678441][ T32] r4:84cfd540 [ 1338.678478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1338.678663][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.679217][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.680500][ T32] r5:00001000 r4:eb05f000 ** 2 printk messages dropped ** [ 1338.680617][ T32] r5:854db38c r4:854db000 [ 1338.680638][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.680888][ T32] r10:61c88647 r9:84eb1800 r8:85509f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.681424][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.682053][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.682567][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 7 printk messages dropped ** [ 1338.682971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 10 printk messages dropped ** [ 1338.683570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.684039][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.684258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1338.684717][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.685158][ T32] r5:00001000 r4:eb129000 ** 2 printk messages dropped ** [ 1338.685264][ T32] r5:854db78c r4:854db400 ** 1 printk messages dropped ** [ 1338.685365][ T32] r7:dddced80 r6:83018000 r5:854db78c r4:8552b000 ** 4 printk messages dropped ** [ 1338.685540][ T32] r10:00000000 r9:8552b000 r8:80287e08 r7:eb4fde60 r6:8552b080 r5:84eb3c00 ** 10 printk messages dropped ** [ 1338.721000][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1338.721443][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.721490][ T32] r4:00000000 [ 1338.721531][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.721627][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.721715][ T32] 5d20: b24ed000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.721801][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.721887][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.721942][ T32] r5:800d0013 r4:80239bb0 [ 1338.722017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.722102][ T32] r4:82ac21e4 [ 1338.722146][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.722228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.722271][ T32] r4:e04c5dc0 [ 1338.722310][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.722406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.722458][ T32] r4:00000000 [ 1338.722499][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.722589][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.722633][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.722713][ T32] r5:00001000 r4:e00cd000 [ 1338.722754][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.722853][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.722945][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.722987][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.723078][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.723123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.723211][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.723254][ T32] r4:84ddad80 [ 1338.723296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.723385][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.723431][ T32] r4:00000001 [ 1338.723472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.723555][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.723614][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.723672][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.723726][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.723782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.723833][ T32] r4:84cfd540 [ 1338.723877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.723959][ T32] INFO: task kworker/0:627:4986 blocked for more than 465 seconds. [ 1338.724049][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.724107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.724149][ T32] task:kworker/0:627 state:D stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.724246][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.724349][ T32] Call trace: [ 1338.724420][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.724522][ T32] r10:8291a684 r9:eb505d84 r8:00000002 r7:60000013 r6:eb505d8c r5:84eb4800 [ 1338.724575][ T32] r4:84eb4800 [ 1338.724621][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.724707][ T32] r5:84eb4800 r4:8291a680 [ 1338.724749][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.724838][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.724929][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb505e08 [ 1338.724979][ T32] r4:00000000 [ 1338.725023][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1338.725122][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1338.725213][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.725300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85529540 [ 1338.725353][ T32] r4:00000000 [ 1338.725396][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1338.736710][ T32] r5:854dbf8c r4:854dbc00 [ 1338.736890][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.737181][ T32] r10:61c88647 r9:84eb4800 r8:8552b12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1338.737513][ T32] Exception stack(0xeb505fb0 to 0xeb505ff8) ** 6 printk messages dropped ** [ 1338.738791][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.739613][ T32] r5:800d0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1338.740191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 10 printk messages dropped ** [ 1338.741032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1338.741540][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.742069][ T32] task:kworker/0:628 state:D stack:0 pid:4988 tgid:4988 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.742979][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.743308][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.743838][ T32] r5:854dbb8c r4:854db800 [ 1338.743912][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1338.744264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.744370][ T32] r10:00000000 r9:8552b200 r8:80287e08 r7:eb505e60 r6:8552b280 r5:84eb5400 [ 1338.744496][ T32] r4:00000001 [ 1338.744551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.744626][ T32] Exception stack(0xeb509fb0 to 0xeb509ff8) [ 1338.744689][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.744749][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.744814][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.744880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.744959][ T32] r4:85529300 [ 1338.745527][ T32] INFO: task kworker/0:628:4988 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.745607][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.745746][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.776556][ T32] Call trace: [ 1338.776784][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.776971][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.777035][ T32] r4:00000000 [ 1338.777107][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.777205][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.777292][ T32] 5d20: b2739000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.777369][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.777422][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.777469][ T32] r5:800d0013 r4:80239bb0 [ 1338.777508][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.777594][ T32] r4:82ac21e4 [ 1338.777637][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.777773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.777842][ T32] r4:e04c5dc0 [ 1338.777890][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.778016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.778084][ T32] r4:00000000 [ 1338.778132][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.778233][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.778280][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.778397][ T32] r5:00001000 r4:e00cd000 [ 1338.778447][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.778527][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.778617][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.778681][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.778790][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.778852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.778946][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.778993][ T32] r4:84ddad80 [ 1338.779037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.779134][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.779184][ T32] r4:00000001 [ 1338.779226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.779298][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.779354][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.779410][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.779485][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.779603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.779676][ T32] r4:84cfd540 [ 1338.779731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.779795][ T32] INFO: task kworker/0:629:4990 blocked for more than 465 seconds. [ 1338.779889][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.779949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.779995][ T32] task:kworker/0:629 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.780096][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.780272][ T32] Call trace: [ 1338.780399][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.780494][ T32] r10:8291a684 r9:eb50dd84 r8:00000002 r7:60000013 r6:eb50dd8c r5:84eb2400 [ 1338.780561][ T32] r4:84eb2400 [ 1338.780615][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.780706][ T32] r5:84eb2400 r4:8291a680 [ 1338.780749][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.780836][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.780922][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb50de08 [ 1338.780971][ T32] r4:00000000 [ 1338.781013][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1338.781117][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1338.781482][ T32] r9:83018005 r8:84eb2400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1338.781823][ T32] r5:854e838c r4:854e8000 [ 1338.781864][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.782204][ T32] r4:8552b300 ** 3 printk messages dropped ** [ 1338.782452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1338.783745][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.784695][ T32] r5:800d0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1338.785079][ T32] r4:e04c5dc0 ** 6 printk messages dropped ** [ 1338.785534][ T32] r5:00001000 r4:e00cd000 ** 6 printk messages dropped ** [ 1338.809328][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1338.809859][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.810349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1338.810953][ T32] r5:84eb6000 r4:8291a680 ** 2 printk messages dropped ** [ 1338.811167][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb501e08 [ 1338.811213][ T32] r4:00000000 [ 1338.811256][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1338.811324][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1338.811403][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.811509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85529800 [ 1338.811567][ T32] r4:00000000 [ 1338.811613][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.811726][ T32] r9:83018005 r8:84eb6000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1338.811813][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.811904][ T32] r5:00001000 r4:eb2e7000 [ 1338.811947][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.812031][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.812134][ T32] r5:854e878c r4:854e8400 [ 1338.812196][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.812295][ T32] r7:dddced80 r6:83018000 r5:854e878c r4:8552b400 [ 1338.812340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.812448][ T32] r10:61c88647 r9:84eb6000 r8:8552b42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.812515][ T32] r4:8552b400 [ 1338.812572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.812665][ T32] r10:00000000 r9:8552b400 r8:80287e08 r7:eb50de60 r6:8552b480 r5:84eb6000 [ 1338.812711][ T32] r4:00000001 [ 1338.812752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.812840][ T32] Exception stack(0xeb501fb0 to 0xeb501ff8) [ 1338.812900][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.812976][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.813055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.813129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.813190][ T32] r4:85529700 [ 1338.814054][ T32] INFO: task kworker/0:630:4993 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.814162][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.814316][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.814427][ T32] Call trace: [ 1338.814522][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.814654][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.814713][ T32] r4:00000000 [ 1338.814813][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.814909][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.814974][ T32] 5d20: b29e3000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.815039][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.815095][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.815217][ T32] r5:800d0013 r4:80239bb0 [ 1338.815275][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.815364][ T32] r4:82ac21e4 [ 1338.815413][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.815503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.815549][ T32] r4:e04c5dc0 [ 1338.815589][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.815666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.815731][ T32] r4:00000000 [ 1338.815798][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.836978][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.837070][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.837210][ T32] r5:00001000 r4:e00cd000 [ 1338.837257][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.837343][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.837458][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.837512][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.837610][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.837655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.837780][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1338.838070][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.838460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1338.839048][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.839667][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1338.840328][ T32] r9:83018005 r8:84eb6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 ** 4 printk messages dropped ** [ 1338.840740][ T32] r5:854e8b8c r4:854e8800 ** 2 printk messages dropped ** [ 1338.840956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.841593][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.842793][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.843957][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 7 printk messages dropped ** [ 1338.844503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 11 printk messages dropped ** [ 1338.845366][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1338.874004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1338.874835][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1338.875540][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.890198][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.890569][ T32] r10:61c88647 r9:84eb3000 r8:8552b62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1338.890663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.890754][ T32] r10:00000000 r9:8552b600 r8:80287e08 r7:eb511e60 r6:8552b680 r5:84eb3000 [ 1338.890799][ T32] r4:00000001 [ 1338.890850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.890925][ T32] Exception stack(0xeb515fb0 to 0xeb515ff8) [ 1338.891000][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.891063][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.891132][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.891220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.891278][ T32] r4:85529a00 [ 1338.892080][ T32] INFO: task kworker/0:632:4997 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1338.892147][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.892296][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.892391][ T32] Call trace: [ 1338.892456][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.892555][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1338.892601][ T32] r4:00000000 [ 1338.892656][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.892739][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1338.892795][ T32] 5d20: b2ec6000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1338.892872][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1338.892998][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1338.893056][ T32] r5:800d0013 r4:80239bb0 [ 1338.893100][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.893180][ T32] r4:82ac21e4 [ 1338.893220][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.893299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.893392][ T32] r4:e04c5dc0 [ 1338.893440][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.893523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.893568][ T32] r4:00000000 [ 1338.893623][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.893740][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.894057][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.894195][ T32] r5:00001000 r4:e00cd000 [ 1338.894249][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.894340][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.894428][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.894480][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.894577][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.894624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.894720][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.894770][ T32] r4:84ddad80 [ 1338.894846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.894945][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.894997][ T32] r4:00000001 [ 1338.895039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.895116][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.895172][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.895232][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.895288][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.895347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.895420][ T32] r4:84cfd540 [ 1338.895572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.895642][ T32] INFO: task kworker/0:633:5000 blocked for more than 465 seconds. [ 1338.895711][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.895795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.895897][ T32] task:kworker/0:633 state:D stack:0 pid:5000 tgid:5000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.919881][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.920027][ T32] Call trace: [ 1338.920101][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.920214][ T32] r10:8291a684 r9:eb51dd84 r8:00000002 r7:60000013 r6:eb51dd8c r5:85558000 [ 1338.920267][ T32] r4:85558000 [ 1338.920360][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.920459][ T32] r5:85558000 r4:8291a680 [ 1338.920505][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.920587][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.920688][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb51de08 [ 1338.920737][ T32] r4:00000000 [ 1338.920796][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1338.920884][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1338.920965][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.921052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85529d00 [ 1338.921103][ T32] r4:00000000 [ 1338.921147][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.921242][ T32] r9:83018005 r8:85558000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.921308][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.921397][ T32] r5:00001000 r4:eb525000 [ 1338.921439][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.921518][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.921606][ T32] r5:854e938c r4:854e9000 [ 1338.921655][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.921755][ T32] r7:dddced80 r6:83018000 r5:854e938c r4:8552b700 [ 1338.921802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.921925][ T32] r10:61c88647 r9:85558000 r8:8552b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.922019][ T32] r4:8552b700 [ 1338.922086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.922190][ T32] r10:00000000 r9:8552b700 r8:80287e08 r7:eb515e60 r6:8552b780 r5:85558000 [ 1338.922240][ T32] r4:00000001 [ 1338.922300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1338.922713][ T32] r4:85529bc0 ** 5 printk messages dropped ** [ 1338.924001][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 8 printk messages dropped ** [ 1338.924609][ T32] r4:82ac21e4 [ 1338.924655][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.924743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1338.924789][ T32] r4:e04c5dc0 [ 1338.924869][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1338.924967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1338.925026][ T32] r4:00000000 [ 1338.925076][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1338.925171][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.925231][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1338.925319][ T32] r5:00001000 r4:e00cd000 [ 1338.925358][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1338.925433][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.925511][ T32] r5:84f0cb8c r4:84f0c800 [ 1338.925551][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.925636][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1338.925679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.925769][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.925821][ T32] r4:84ddad80 [ 1338.925861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.940660][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1338.940884][ T32] r4:00000001 [ 1338.940963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.941087][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1338.941150][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.941211][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.941269][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.941330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.941379][ T32] r4:84cfd540 [ 1338.941429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.941491][ T32] INFO: task kworker/0:634:5001 blocked for more than 465 seconds. [ 1338.941574][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.941676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.941733][ T32] task:kworker/0:634 state:D stack:0 pid:5001 tgid:5001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.941912][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.942046][ T32] Call trace: [ 1338.942121][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1338.942226][ T32] r10:8291a684 r9:eb529d84 r8:00000002 r7:60000113 r6:eb529d8c r5:85558c00 [ 1338.942361][ T32] r4:85558c00 [ 1338.942417][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1338.942544][ T32] r5:85558c00 r4:8291a680 [ 1338.942610][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.942700][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.942808][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 [ 1338.942883][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1338.943007][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.944307][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.944400][ T32] r5:854e978c r4:854e9400 ** 2 printk messages dropped ** [ 1338.944648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.945299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.968941][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 4 printk messages dropped ** [ 1338.969280][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 9 printk messages dropped ** [ 1338.970068][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.970700][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1338.971448][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.971884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.972590][ T32] task:kworker/0:635 state:D stack:0 pid:5003 tgid:5003 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.973712][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.974139][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.974745][ T32] r5:854e9b8c r4:854e9800 [ 1338.974807][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.975747][ T32] r4:8552b900 ** 4 printk messages dropped ** [ 1339.009369][ T32] Exception stack(0xeb531fb0 to 0xeb531ff8) ** 6 printk messages dropped ** [ 1339.010628][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.011653][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.011958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 10 printk messages dropped ** [ 1339.012766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.013351][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.014117][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.014427][ T32] r5:8555a400 r4:8291a680 [ 1339.014496][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.014587][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.014686][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 [ 1339.014740][ T32] r4:00000000 [ 1339.014787][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.014875][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.014948][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.015033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85535140 [ 1339.015088][ T32] r4:00000000 [ 1339.015133][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.015247][ T32] r9:83018005 r8:8555a400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1339.015329][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.015427][ T32] r5:00001000 r4:eb547000 [ 1339.015475][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.015561][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.015644][ T32] r5:854e9f8c r4:854e9c00 [ 1339.015684][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.015770][ T32] r7:dddced80 r6:83018000 r5:854e9f8c r4:8552ba00 [ 1339.015810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.041504][ T32] r10:61c88647 r9:8555a400 r8:8552ba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.041588][ T32] r4:8552ba00 [ 1339.041650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.041797][ T32] r10:00000000 r9:8552ba00 r8:80287e08 r7:eb531e60 r6:8552ba80 r5:8555a400 [ 1339.041850][ T32] r4:00000001 [ 1339.041891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.041991][ T32] Exception stack(0xeb53dfb0 to 0xeb53dff8) [ 1339.042053][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.042112][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.042164][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.042222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.042290][ T32] r4:85535280 [ 1339.043104][ T32] INFO: task kworker/0:636:5005 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.043175][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.043349][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.043441][ T32] Call trace: [ 1339.043508][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.043621][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.043670][ T32] r4:00000000 [ 1339.043710][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.043805][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.043898][ T32] 5d20: b3912000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.043977][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.044048][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.044118][ T32] r5:800d0013 r4:80239bb0 [ 1339.044166][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.044265][ T32] r4:82ac21e4 [ 1339.044335][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.044430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.044492][ T32] r4:e04c5dc0 [ 1339.044538][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.044628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.044676][ T32] r4:00000000 [ 1339.044721][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.044827][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.044876][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.044965][ T32] r5:00001000 r4:e00cd000 [ 1339.045010][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.045099][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.045188][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.045233][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.045363][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.045420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.045554][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.045614][ T32] r4:84ddad80 [ 1339.045658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.045739][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.045810][ T32] r4:00000001 [ 1339.053666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.053873][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.053943][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.054026][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.054083][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.054207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.054443][ T32] r4:84cfd540 [ 1339.054521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.054665][ T32] INFO: task kworker/0:637:5007 blocked for more than 465 seconds. [ 1339.054805][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.054877][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.055208][ T32] task:kworker/0:637 state:D stack:0 pid:5007 tgid:5007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.055343][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.055438][ T32] Call trace: [ 1339.055784][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.066494][ T32] r10:8291a684 r9:eb545d84 r8:00000002 r7:60000113 r6:eb545d8c r5:8555b000 [ 1339.066563][ T32] r4:8555b000 [ 1339.066607][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.066713][ T32] r5:8555b000 r4:8291a680 [ 1339.066774][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.066866][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.066946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb545e08 [ 1339.066991][ T32] r4:00000000 [ 1339.067047][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.067122][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.067217][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.067305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85535780 [ 1339.067363][ T32] r4:00000000 [ 1339.067409][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.067513][ T32] r9:83018005 r8:8555b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1339.067807][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.068035][ T32] r5:00001000 r4:eb573000 [ 1339.068085][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.068161][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.068243][ T32] r5:854eaf8c r4:854eac00 [ 1339.068388][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.068485][ T32] r7:dddced80 r6:83018000 r5:854eaf8c r4:8552bb00 [ 1339.068594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.068688][ T32] r10:61c88647 r9:8555b000 r8:8552bb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.068733][ T32] r4:8552bb00 [ 1339.068771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.068867][ T32] r10:00000000 r9:8552bb00 r8:80287e08 r7:eb53de60 r6:8552bb80 r5:8555b000 [ 1339.068927][ T32] r4:00000001 [ 1339.068972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.069043][ T32] Exception stack(0xeb545fb0 to 0xeb545ff8) [ 1339.069123][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.069203][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.069258][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.069314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.069375][ T32] r4:85535100 [ 1339.070200][ T32] INFO: task kworker/0:637:5007 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.070271][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.070409][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.070502][ T32] Call trace: [ 1339.070565][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.070681][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.070734][ T32] r4:00000000 [ 1339.070818][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.070903][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.070974][ T32] 5d20: b3aba000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.071045][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.071097][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.071171][ T32] r5:800d0013 r4:80239bb0 [ 1339.071228][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.071306][ T32] r4:82ac21e4 [ 1339.071347][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.071426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.071487][ T32] r4:e04c5dc0 [ 1339.071532][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.071614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.071656][ T32] r4:00000000 [ 1339.071710][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.071819][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.071892][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.071998][ T32] r5:00001000 r4:e00cd000 [ 1339.072044][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.072182][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.072270][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.072309][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.072394][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.072437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.072557][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.072608][ T32] r4:84ddad80 [ 1339.072646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.072764][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.072822][ T32] r4:00000001 [ 1339.072867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.072943][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.072998][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.073053][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.073107][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.073200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.073260][ T32] r4:84cfd540 [ 1339.073348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.073408][ T32] INFO: task kworker/0:638:5008 blocked for more than 465 seconds. [ 1339.073467][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.073515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.073556][ T32] task:kworker/0:638 state:D stack:0 pid:5008 tgid:5008 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.073639][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.073752][ T32] Call trace: [ 1339.073825][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.073914][ T32] r10:8291a684 r9:eb555d84 r8:00000002 r7:60000113 r6:eb555d8c r5:8555bc00 [ 1339.073978][ T32] r4:8555bc00 [ 1339.074022][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.074103][ T32] r5:8555bc00 r4:8291a680 [ 1339.074141][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.074248][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.074372][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb555e08 [ 1339.074455][ T32] r4:00000000 [ 1339.074516][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.074598][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.074678][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.074782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85535480 [ 1339.074848][ T32] r4:00000000 [ 1339.074927][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.075027][ T32] r9:83018005 r8:8555bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1339.075077][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.075224][ T32] r5:00001000 r4:eb54d000 [ 1339.075351][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.075445][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.075567][ T32] r5:854ea38c r4:854ea000 [ 1339.075695][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.075798][ T32] r7:dddced80 r6:83018000 r5:854ea38c r4:8552bc00 [ 1339.075852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.102837][ T32] r10:61c88647 r9:8555bc00 r8:8552bc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.102949][ T32] r4:8552bc00 [ 1339.103052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.103228][ T32] r10:00000000 r9:8552bc00 r8:80287e08 r7:eb545e60 r6:8552bc80 r5:8555bc00 [ 1339.103334][ T32] r4:00000001 [ 1339.103427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.103622][ T32] Exception stack(0xeb555fb0 to 0xeb555ff8) [ 1339.103686][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.103744][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.103822][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.103887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.103933][ T32] r4:85535100 [ 1339.104724][ T32] INFO: task kworker/0:638:5008 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.104822][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.104987][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.105117][ T32] Call trace: [ 1339.105200][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.105333][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.105390][ T32] r4:00000000 [ 1339.105433][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.105541][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.105625][ T32] 5d20: b3e18000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.105693][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.105750][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.105798][ T32] r5:800d0013 r4:80239bb0 [ 1339.112321][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.112539][ T32] r4:82ac21e4 [ 1339.112628][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.112722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.112769][ T32] r4:e04c5dc0 [ 1339.112810][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.112907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.112953][ T32] r4:00000000 [ 1339.113026][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.113156][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.113207][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.113330][ T32] r5:00001000 r4:e00cd000 [ 1339.113376][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.113486][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.113608][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.113655][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.113809][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.113863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.113974][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.114051][ T32] r4:84ddad80 [ 1339.114107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.114199][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.114273][ T32] r4:00000001 [ 1339.114324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.114408][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.114477][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.114571][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.114671][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.114745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.114796][ T32] r4:84cfd540 [ 1339.114860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.114941][ T32] INFO: task kworker/0:639:5011 blocked for more than 465 seconds. [ 1339.115012][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.115066][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.115115][ T32] task:kworker/0:639 state:D stack:0 pid:5011 tgid:5011 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.115268][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.115395][ T32] Call trace: [ 1339.115484][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.115591][ T32] r10:8291a684 r9:eb551d84 r8:00000002 r7:60000013 r6:eb551d8c r5:8555c800 [ 1339.115643][ T32] r4:8555c800 [ 1339.115703][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.115791][ T32] r5:8555c800 r4:8291a680 [ 1339.115887][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.129339][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.129490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb551e08 [ 1339.129548][ T32] r4:00000000 [ 1339.129593][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.129666][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.129747][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.129860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85535500 [ 1339.129916][ T32] r4:00000000 [ 1339.130007][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.130116][ T32] r9:83018005 r8:8555c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1339.130169][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.130259][ T32] r5:00001000 r4:eb55f000 [ 1339.130392][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.130574][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.130674][ T32] r5:854ea78c r4:854ea400 [ 1339.130822][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.130933][ T32] r7:dddced80 r6:83018000 r5:854ea78c r4:8552bd00 [ 1339.131019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.131197][ T32] r10:61c88647 r9:8555c800 r8:8552bd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.131296][ T32] r4:8552bd00 [ 1339.131347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.131458][ T32] r10:00000000 r9:8552bd00 r8:80287e08 r7:eb545e60 r6:8552bd80 r5:8555c800 [ 1339.131531][ T32] r4:00000001 [ 1339.131579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.131654][ T32] Exception stack(0xeb551fb0 to 0xeb551ff8) [ 1339.131709][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.131766][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.131843][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.131911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.131959][ T32] r4:855355c0 [ 1339.132798][ T32] INFO: task kworker/0:639:5011 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.132995][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.133142][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.133349][ T32] Call trace: [ 1339.133450][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.133628][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.133688][ T32] r4:00000000 [ 1339.133732][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.133820][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.133883][ T32] 5d20: b3fb7000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.133975][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.134050][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.134120][ T32] r5:800d0013 r4:80239bb0 [ 1339.134171][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.134264][ T32] r4:82ac21e4 [ 1339.134365][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.134545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.134610][ T32] r4:e04c5dc0 [ 1339.134818][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.135058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.135124][ T32] r4:00000000 [ 1339.135246][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.135357][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.135431][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.135527][ T32] r5:00001000 r4:e00cd000 [ 1339.135612][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.135899][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.156763][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.156955][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.157123][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.157180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.157317][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.157502][ T32] r4:84ddad80 [ 1339.157563][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.157666][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.157765][ T32] r4:00000001 [ 1339.157970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.158143][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.158222][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.158337][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.158438][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.158529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.158581][ T32] r4:84cfd540 [ 1339.158634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.158696][ T32] INFO: task kworker/0:640:5014 blocked for more than 465 seconds. [ 1339.158768][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.158833][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.158880][ T32] task:kworker/0:640 state:D stack:0 pid:5014 tgid:5014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.158986][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.159109][ T32] Call trace: [ 1339.159186][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.159286][ T32] r10:8291a684 r9:eb569d84 r8:00000002 r7:60000113 r6:eb569d8c r5:8555d400 [ 1339.159329][ T32] r4:8555d400 [ 1339.159367][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.159447][ T32] r5:8555d400 r4:8291a680 [ 1339.159487][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.159574][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.159659][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb569e08 [ 1339.159703][ T32] r4:00000000 [ 1339.159759][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.159851][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.159940][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.160034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855356c0 [ 1339.160106][ T32] r4:00000000 [ 1339.160176][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.160282][ T32] r9:83018005 r8:8555d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1339.160331][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.160422][ T32] r5:00001000 r4:eb565000 [ 1339.160509][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.160601][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.160692][ T32] r5:854eab8c r4:854ea800 [ 1339.160736][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.160839][ T32] r7:dddced80 r6:83018000 r5:854eab8c r4:8552be00 [ 1339.160889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.160987][ T32] r10:61c88647 r9:8555d400 r8:8552be2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.161036][ T32] r4:8552be00 [ 1339.161098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.161194][ T32] r10:00000000 r9:8552be00 r8:80287e08 r7:eb545e60 r6:8552be80 r5:8555d400 [ 1339.161244][ T32] r4:00000001 [ 1339.161326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.161420][ T32] Exception stack(0xeb569fb0 to 0xeb569ff8) [ 1339.161506][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.161597][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.161659][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.161759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.161850][ T32] r4:85535600 [ 1339.162655][ T32] INFO: task kworker/0:640:5014 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.162767][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.162900][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.163025][ T32] Call trace: [ 1339.163119][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.163233][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.163283][ T32] r4:00000000 [ 1339.163377][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.163465][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.163524][ T32] 5d20: b40b8000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.163585][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.163654][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.163768][ T32] r5:800d0013 r4:80239bb0 [ 1339.163826][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.163915][ T32] r4:82ac21e4 [ 1339.163992][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.164117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.164173][ T32] r4:e04c5dc0 [ 1339.164219][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.164312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.164362][ T32] r4:00000000 [ 1339.164409][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.164514][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.164566][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.164654][ T32] r5:00001000 r4:e00cd000 [ 1339.164699][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.164822][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.164919][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.164962][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.165058][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.165108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.165208][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.165256][ T32] r4:84ddad80 [ 1339.165297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.165394][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.165445][ T32] r4:00000001 [ 1339.165489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.165564][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.165623][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.165683][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.165740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.165802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.193649][ T32] r4:84cfd540 [ 1339.193795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.193880][ T32] INFO: task kworker/0:641:5015 blocked for more than 465 seconds. [ 1339.193974][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.194037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.194090][ T32] task:kworker/0:641 state:D stack:0 pid:5015 tgid:5015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.194215][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.194377][ T32] Call trace: [ 1339.194457][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.194602][ T32] r10:8291a684 r9:eb571d84 r8:00000002 r7:60000113 r6:eb571d8c r5:8555e000 [ 1339.194666][ T32] r4:8555e000 [ 1339.194715][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.194823][ T32] r5:8555e000 r4:8291a680 [ 1339.194899][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.194998][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.195105][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [ 1339.195163][ T32] r4:00000000 [ 1339.195220][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.195309][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.195410][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.195544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855359c0 [ 1339.195607][ T32] r4:00000000 [ 1339.195657][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.195769][ T32] r9:83018005 r8:8555e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1339.195833][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.200539][ T32] r5:00001000 r4:eb579000 [ 1339.200608][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.200742][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.200856][ T32] r5:854eb38c r4:854eb000 [ 1339.200907][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.201042][ T32] r7:dddced80 r6:83018000 r5:854eb38c r4:8552bf00 [ 1339.201135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.201261][ T32] r10:61c88647 r9:8555e000 r8:8552bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.201326][ T32] r4:8552bf00 [ 1339.201376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.201480][ T32] r10:00000000 r9:8552bf00 r8:80287e08 r7:eb545e60 r6:8552bf80 r5:8555e000 [ 1339.201556][ T32] r4:00000001 [ 1339.201650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.201750][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 1339.201825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.201901][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.202014][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.202087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.202143][ T32] r4:855357c0 [ 1339.202947][ T32] INFO: task kworker/0:641:5015 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.203050][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.203235][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.203357][ T32] Call trace: [ 1339.203459][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.203579][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.203639][ T32] r4:00000000 [ 1339.203686][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.203792][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.203868][ T32] 5d20: b43b9000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.203935][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.203997][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.204056][ T32] r5:800d0013 r4:80239bb0 [ 1339.204174][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.204279][ T32] r4:82ac21e4 [ 1339.204368][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.204480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.204538][ T32] r4:e04c5dc0 [ 1339.204589][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.204684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.204776][ T32] r4:00000000 [ 1339.204853][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.205057][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.205134][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.205241][ T32] r5:00001000 r4:e00cd000 [ 1339.205293][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.205394][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.205500][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.205573][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.205684][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.205767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.205931][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.223922][ T32] r4:84ddad80 [ 1339.223992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.224092][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.224123][ T32] r4:00000001 [ 1339.224145][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.224185][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.224215][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.224267][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.224299][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.224331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.224353][ T32] r4:84cfd540 [ 1339.224376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.224418][ T32] INFO: task kworker/0:642:5017 blocked for more than 465 seconds. [ 1339.224454][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.224485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.224531][ T32] task:kworker/0:642 state:D stack:0 pid:5017 tgid:5017 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.224640][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.224687][ T32] Call trace: [ 1339.224740][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.224842][ T32] r10:8291a684 r9:eb57dd84 r8:00000002 r7:60000013 r6:eb57dd8c r5:8555ec00 [ 1339.224871][ T32] r4:8555ec00 [ 1339.224892][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.224936][ T32] r5:8555ec00 r4:8291a680 [ 1339.224956][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.225024][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.225072][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb57de08 [ 1339.225095][ T32] r4:00000000 [ 1339.225140][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.225204][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.225270][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.225317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85535c80 [ 1339.225363][ T32] r4:00000000 [ 1339.225413][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.225466][ T32] r9:83018005 r8:8555ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1339.225490][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.225533][ T32] r5:00001000 r4:eb58d000 [ 1339.225553][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.225593][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.225659][ T32] r5:854ebb8c r4:854eb800 [ 1339.225684][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.225776][ T32] r7:dddced80 r6:83018000 r5:854ebb8c r4:85541000 [ 1339.225828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.231322][ T32] r10:61c88647 r9:8555ec00 r8:8554102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.231365][ T32] r4:85541000 [ 1339.231390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.231458][ T32] r10:00000000 r9:85541000 r8:80287e08 r7:eb571e60 r6:85541080 r5:8555ec00 [ 1339.231482][ T32] r4:00000001 [ 1339.231514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.231573][ T32] Exception stack(0xeb57dfb0 to 0xeb57dff8) [ 1339.231622][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.231663][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.231714][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.231805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.231863][ T32] r4:85535980 [ 1339.232316][ T32] INFO: task kworker/0:642:5017 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.232357][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.232485][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.232541][ T32] Call trace: [ 1339.232998][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.233058][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.233088][ T32] r4:00000000 [ 1339.233115][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.233249][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.233285][ T32] 5d20: b4725000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.233315][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.233340][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.233365][ T32] r5:800d0013 r4:80239bb0 [ 1339.233387][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.233430][ T32] r4:82ac21e4 [ 1339.233450][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.233493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.233516][ T32] r4:e04c5dc0 [ 1339.233537][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.233673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.233701][ T32] r4:00000000 [ 1339.233724][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.233771][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.233793][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.233975][ T32] r5:00001000 r4:e00cd000 [ 1339.234040][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.234091][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.234135][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.234156][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.234599][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.234628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1339.234964][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 2 printk messages dropped ** [ 1339.235129][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 1 printk messages dropped ** [ 1339.235196][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.235228][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.235376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.235428][ T32] r4:84cfd540 [ 1339.235503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.235597][ T32] INFO: task kworker/0:643:5019 blocked for more than 465 seconds. [ 1339.235682][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.235713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.235787][ T32] task:kworker/0:643 state:D stack:0 pid:5019 tgid:5019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.253231][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.253320][ T32] Call trace: [ 1339.253394][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.253455][ T32] r10:8291a684 r9:eb585d84 r8:00000002 r7:60000013 r6:eb585d8c r5:84c70000 [ 1339.253480][ T32] r4:84c70000 [ 1339.253501][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.253544][ T32] r5:84c70000 r4:8291a680 [ 1339.253565][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.253616][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.253670][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb585e08 [ 1339.253726][ T32] r4:00000000 [ 1339.253753][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.253794][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.253841][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.253973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85535a80 [ 1339.254025][ T32] r4:00000000 [ 1339.254048][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.254101][ T32] r9:83018005 r8:84c70000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1339.254124][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.254192][ T32] r5:00001000 r4:eb587000 [ 1339.254219][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.254286][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.254336][ T32] r5:854eb78c r4:854eb400 [ 1339.254408][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.254467][ T32] r7:dddced80 r6:83018000 r5:854eb78c r4:85541100 [ 1339.254490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.254584][ T32] r10:61c88647 r9:84c70000 r8:8554112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.254612][ T32] r4:85541100 [ 1339.254634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.254705][ T32] r10:00000000 r9:85541100 r8:80287e08 r7:eb57de60 r6:85541180 r5:84c70000 [ 1339.254732][ T32] r4:00000001 [ 1339.254753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.254791][ T32] Exception stack(0xeb585fb0 to 0xeb585ff8) [ 1339.254825][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.254856][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.254886][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.254916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.255015][ T32] r4:85535ac0 [ 1339.255475][ T32] INFO: task kworker/0:643:5019 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.255514][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.255611][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.255673][ T32] Call trace: [ 1339.255808][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.259590][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.259659][ T32] r4:00000000 [ 1339.259685][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.259742][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.259801][ T32] 5d20: b4bcc000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.259844][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.259875][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.259902][ T32] r5:800d0013 r4:80239bb0 [ 1339.259924][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.259993][ T32] r4:82ac21e4 [ 1339.260019][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.260090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.260119][ T32] r4:e04c5dc0 [ 1339.260141][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.260184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.260209][ T32] r4:00000000 [ 1339.260230][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.260279][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.260334][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.260416][ T32] r5:00001000 r4:e00cd000 [ 1339.260442][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.260512][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.260561][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.260635][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.260694][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.260716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.260781][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.260809][ T32] r4:84ddad80 [ 1339.260842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.260893][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.260916][ T32] r4:00000001 [ 1339.260936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.260972][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.260999][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.261027][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.261055][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.261089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.261465][ T32] r4:84cfd540 [ 1339.261495][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.261528][ T32] INFO: task kworker/0:644:5023 blocked for more than 465 seconds. [ 1339.261700][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.261730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.261754][ T32] task:kworker/0:644 state:D stack:0 pid:5023 tgid:5023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.261807][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.261859][ T32] Call trace: [ 1339.261911][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.261994][ T32] r10:8291a684 r9:eb591d84 r8:00000002 r7:60000113 r6:eb591d8c r5:84c70c00 [ 1339.262025][ T32] r4:84c70c00 [ 1339.262046][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.262089][ T32] r5:84c70c00 r4:8291a680 [ 1339.262112][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.262184][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.262255][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 [ 1339.262283][ T32] r4:00000000 [ 1339.262303][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.262689][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.262750][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.262798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85535e00 [ 1339.262827][ T32] r4:00000000 [ 1339.262874][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.262929][ T32] r9:83018005 r8:84c70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1339.262951][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.263077][ T32] r5:00001000 r4:eb59b000 [ 1339.263102][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.263144][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.263186][ T32] r5:854ebf8c r4:854ebc00 [ 1339.263228][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.263278][ T32] r7:dddced80 r6:83018000 r5:854ebf8c r4:85541200 [ 1339.263378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.263432][ T32] r10:61c88647 r9:84c70c00 r8:8554122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.263497][ T32] r4:85541200 [ 1339.263556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.263607][ T32] r10:00000000 r9:85541200 r8:80287e08 r7:eb57de60 r6:85541280 r5:84c70c00 [ 1339.263664][ T32] r4:00000001 [ 1339.263711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.263757][ T32] Exception stack(0xeb591fb0 to 0xeb591ff8) [ 1339.263814][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.263850][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.263890][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.263923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.263965][ T32] r4:85535d40 [ 1339.264391][ T32] INFO: task kworker/0:644:5023 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.264471][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.264537][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.264589][ T32] Call trace: [ 1339.264635][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.264694][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.264743][ T32] r4:00000000 [ 1339.264794][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.264869][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.264903][ T32] 5d20: b4bcc000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.264934][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.264983][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.265012][ T32] r5:800d0013 r4:80239bb0 [ 1339.265034][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.265075][ T32] r4:82ac21e4 [ 1339.265095][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.265164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.265191][ T32] r4:e04c5dc0 [ 1339.265212][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.265255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.265283][ T32] r4:00000000 [ 1339.265307][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.265354][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.265376][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.265419][ T32] r5:00001000 r4:e00cd000 [ 1339.265668][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.265786][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.265921][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.286782][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.286894][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.286921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.287061][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.287091][ T32] r4:84ddad80 [ 1339.287113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.287162][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.287187][ T32] r4:00000001 [ 1339.287207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.287244][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.287363][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.287402][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.287432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.287573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.287606][ T32] r4:84cfd540 [ 1339.287632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.287663][ T32] INFO: task kworker/0:645:5024 blocked for more than 465 seconds. [ 1339.287695][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.287719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.287743][ T32] task:kworker/0:645 state:D stack:0 pid:5024 tgid:5024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.287843][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.287940][ T32] Call trace: [ 1339.288090][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.288150][ T32] r10:8291a684 r9:eb5a5d84 r8:00000002 r7:60000113 r6:eb5a5d8c r5:84c71800 [ 1339.288174][ T32] r4:84c71800 [ 1339.288253][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.288330][ T32] r5:84c71800 r4:8291a680 [ 1339.288375][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.288561][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.288625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a5e08 [ 1339.288657][ T32] r4:00000000 [ 1339.288680][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.288720][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.288796][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.288853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c21240 [ 1339.288877][ T32] r4:00000000 [ 1339.288897][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.288944][ T32] r9:83018005 r8:84c71800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1339.289052][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.289108][ T32] r5:00001000 r4:eb5a1000 [ 1339.289129][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.289170][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.289212][ T32] r5:854f438c r4:854f4000 [ 1339.289232][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.289275][ T32] r7:dddced80 r6:83018000 r5:854f438c r4:85541300 [ 1339.289295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.289342][ T32] r10:61c88647 r9:84c71800 r8:8554132c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.289364][ T32] r4:85541300 [ 1339.289383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.289428][ T32] r10:00000000 r9:85541300 r8:80287e08 r7:eb591e60 r6:85541380 r5:84c71800 [ 1339.289451][ T32] r4:00000001 [ 1339.289485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.289524][ T32] Exception stack(0xeb5a5fb0 to 0xeb5a5ff8) [ 1339.289553][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.289582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.289608][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.289636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.289659][ T32] r4:85529680 [ 1339.290127][ T32] INFO: task kworker/0:645:5024 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.290205][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.290305][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.290402][ T32] Call trace: [ 1339.290438][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.290513][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.290557][ T32] r4:00000000 [ 1339.290595][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.290640][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.290670][ T32] 5d20: b516c000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.290746][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.290778][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.290802][ T32] r5:800d0013 r4:80239bb0 [ 1339.290871][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.290924][ T32] r4:82ac21e4 [ 1339.290986][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.291046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.291076][ T32] r4:e04c5dc0 [ 1339.291101][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.291144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.291209][ T32] r4:00000000 [ 1339.291275][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.291333][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.291359][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.291402][ T32] r5:00001000 r4:e00cd000 [ 1339.291458][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.291504][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.291547][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.291567][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.291613][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.291669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.291769][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.291800][ T32] r4:84ddad80 [ 1339.291829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.291882][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.291905][ T32] r4:00000001 [ 1339.291957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.291998][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.292026][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.292055][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.292084][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.292112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.292295][ T32] r4:84cfd540 [ 1339.292320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.292346][ T32] INFO: task kworker/0:646:5026 blocked for more than 465 seconds. [ 1339.292374][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.292397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.292418][ T32] task:kworker/0:646 state:D stack:0 pid:5026 tgid:5026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.292463][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.292539][ T32] Call trace: [ 1339.292603][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.292821][ T32] r10:8291a684 r9:eb5add84 r8:00000002 r7:60000013 r6:eb5add8c r5:84c72400 [ 1339.292856][ T32] r4:84c72400 [ 1339.292879][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.292924][ T32] r5:84c72400 r4:8291a680 [ 1339.292945][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.292995][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.293126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ade08 [ 1339.293239][ T32] r4:00000000 [ 1339.293264][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.293302][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.293337][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.293378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85529f80 [ 1339.293400][ T32] r4:00000000 [ 1339.293419][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.293463][ T32] r9:83018005 r8:84c72400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.293485][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.293526][ T32] r5:00001000 r4:eb5af000 [ 1339.293632][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.293678][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.293724][ T32] r5:854f478c r4:854f4400 [ 1339.293749][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.293820][ T32] r7:dddced80 r6:83018000 r5:854f478c r4:85541400 [ 1339.293847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.293895][ T32] r10:61c88647 r9:84c72400 r8:8554142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.293917][ T32] r4:85541400 [ 1339.293936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.294108][ T32] r10:00000000 r9:85541400 r8:80287e08 r7:eb5a5e60 r6:85541480 r5:84c72400 [ 1339.294141][ T32] r4:00000001 [ 1339.294163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.294226][ T32] Exception stack(0xeb5adfb0 to 0xeb5adff8) [ 1339.294260][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.294289][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.294316][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.294346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.294369][ T32] r4:8550a040 [ 1339.294648][ T32] INFO: task kworker/0:646:5026 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.294701][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.294769][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.294933][ T32] Call trace: [ 1339.294970][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.295025][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.295050][ T32] r4:00000000 [ 1339.295071][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.295110][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.295162][ T32] 5d20: b516c000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.295195][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.295307][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.295336][ T32] r5:800d0013 r4:80239bb0 [ 1339.295357][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.295399][ T32] r4:82ac21e4 [ 1339.295420][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.295464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.295629][ T32] r4:e04c5dc0 [ 1339.295685][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.295734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.295771][ T32] r4:00000000 [ 1339.295818][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.295937][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.323548][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.323673][ T32] r5:00001000 r4:e00cd000 [ 1339.323703][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.323749][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.323793][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.323849][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.323904][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.323927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.323975][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.323998][ T32] r4:84ddad80 [ 1339.324047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.324157][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.324214][ T32] r4:00000001 [ 1339.324240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.324282][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.324312][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.324346][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.324375][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.324406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.324428][ T32] r4:84cfd540 [ 1339.324451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.324694][ T32] INFO: task kworker/0:647:5027 blocked for more than 465 seconds. [ 1339.324738][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.324766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.324790][ T32] task:kworker/0:647 state:D stack:0 pid:5027 tgid:5027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.324856][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.325200][ T32] Call trace: [ 1339.325238][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.325293][ T32] r10:8291a684 r9:eb55dd84 r8:00000002 r7:60000013 r6:eb55dd8c r5:84c73000 [ 1339.325317][ T32] r4:84c73000 [ 1339.325352][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.325434][ T32] r5:84c73000 r4:8291a680 [ 1339.325460][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.325503][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.325546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb55de08 [ 1339.325568][ T32] r4:00000000 [ 1339.325587][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.325622][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.325715][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.325765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bb1c0 [ 1339.325817][ T32] r4:00000000 [ 1339.325844][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.333257][ T32] r9:83018005 r8:84c73000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1339.333329][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.333398][ T32] r5:00001000 r4:eb5b5000 [ 1339.333422][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.333464][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.333507][ T32] r5:854f4b8c r4:854f4800 [ 1339.333528][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.333576][ T32] r7:dddced80 r6:83018000 r5:854f4b8c r4:85541500 [ 1339.333598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.333645][ T32] r10:61c88647 r9:84c73000 r8:8554152c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.333729][ T32] r4:85541500 [ 1339.333756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.333807][ T32] r10:00000000 r9:85541500 r8:80287e08 r7:eb5ade60 r6:85541580 r5:84c73000 [ 1339.333871][ T32] r4:00000001 [ 1339.333928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.334013][ T32] Exception stack(0xeb55dfb0 to 0xeb55dff8) [ 1339.334046][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.334081][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.334110][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.334140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.334163][ T32] r4:855bb040 [ 1339.334607][ T32] INFO: task kworker/0:647:5027 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.334739][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.334877][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.334925][ T32] Call trace: [ 1339.335110][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.335180][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.335207][ T32] r4:00000000 [ 1339.335227][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.335415][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.335455][ T32] 5d20: b5789000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.335487][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.335541][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 2 printk messages dropped ** [ 1339.335637][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1339.335768][ T32] r4:e04c5dc0 ** 2 printk messages dropped ** [ 1339.348431][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.348555][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 3 printk messages dropped ** [ 1339.348690][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.348973][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1339.349104][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 4 printk messages dropped ** [ 1339.349309][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.349364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.349386][ T32] r4:84cfd540 [ 1339.349411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.349538][ T32] INFO: task kworker/0:648:5029 blocked for more than 465 seconds. [ 1339.349577][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.349602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.349625][ T32] task:kworker/0:648 state:D stack:0 pid:5029 tgid:5029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.349706][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.349752][ T32] Call trace: [ 1339.349783][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.349844][ T32] r10:8291a684 r9:eb5b9d84 r8:00000002 r7:60000113 r6:eb5b9d8c r5:84c74800 [ 1339.349870][ T32] r4:84c74800 [ 1339.349890][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.349932][ T32] r5:84c74800 r4:8291a680 [ 1339.350008][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.350074][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.350152][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b9e08 [ 1339.350208][ T32] r4:00000000 [ 1339.350233][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.350272][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.350309][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.350350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bb780 [ 1339.350418][ T32] r4:00000000 [ 1339.350442][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.350490][ T32] r9:83018005 r8:84c74800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e1000 [ 1339.350541][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.350588][ T32] r5:00001000 r4:eb5eb000 [ 1339.350610][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.350652][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.350695][ T32] r5:854f578c r4:854f5400 [ 1339.350719][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.350769][ T32] r7:dddced80 r6:83018000 r5:854f578c r4:85541600 [ 1339.350817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.350872][ T32] r10:61c88647 r9:84c74800 r8:8554162c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.350914][ T32] r4:85541600 [ 1339.350937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.350984][ T32] r10:00000000 r9:85541600 r8:80287e08 r7:eb55de60 r6:85541680 r5:84c74800 [ 1339.351007][ T32] r4:00000001 [ 1339.351026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.351062][ T32] Exception stack(0xeb5b9fb0 to 0xeb5b9ff8) [ 1339.351238][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.351272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.351302][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.351362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.351419][ T32] r4:855bb180 [ 1339.351866][ T32] INFO: task kworker/0:648:5029 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.351903][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.352046][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.352130][ T32] Call trace: [ 1339.352210][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.352268][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.352293][ T32] r4:00000000 [ 1339.352331][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.352380][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.352412][ T32] 5d20: b5ac1000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.352442][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.352467][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.352551][ T32] r5:800d0013 r4:80239bb0 [ 1339.352576][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.352617][ T32] r4:82ac21e4 [ 1339.352638][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.352681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.352708][ T32] r4:e04c5dc0 [ 1339.352729][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.352772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.352795][ T32] r4:00000000 [ 1339.352822][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.352873][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.352906][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.352949][ T32] r5:00001000 r4:e00cd000 [ 1339.352969][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.353009][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.353050][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.353163][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.353216][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.353237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.353284][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.353337][ T32] r4:84ddad80 [ 1339.353361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.353409][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.353463][ T32] r4:00000001 [ 1339.353548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.353686][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.353717][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.353777][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.353810][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.353877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.353906][ T32] r4:84cfd540 [ 1339.353928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.354006][ T32] INFO: task kworker/1:301:5032 blocked for more than 465 seconds. [ 1339.354046][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.354076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.354097][ T32] task:kworker/1:301 state:D stack:0 pid:5032 tgid:5032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.354237][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.354317][ T32] Call trace: [ 1339.354416][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.354471][ T32] r10:8291a684 r9:eb5c1d84 r8:00000002 r7:60000113 r6:eb5c1d8c r5:853d5400 [ 1339.354496][ T32] r4:853d5400 [ 1339.354516][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.354561][ T32] r5:853d5400 r4:8291a680 [ 1339.354582][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.354624][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.354667][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c1e08 [ 1339.354720][ T32] r4:00000000 [ 1339.354746][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.354783][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.354853][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.354902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85545fc0 [ 1339.354959][ T32] r4:00000000 [ 1339.354986][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.355035][ T32] r9:83018205 r8:853d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f3000 [ 1339.355057][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.355106][ T32] r5:00001000 r4:eb641000 [ 1339.355140][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.355225][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.355273][ T32] r5:85346b8c r4:85346800 [ 1339.355293][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.355350][ T32] r7:ddde2d80 r6:83018200 r5:85346b8c r4:8539ab00 [ 1339.355405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.355474][ T32] r10:61c88647 r9:853d5400 r8:8539ab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.355502][ T32] r4:8539ab00 [ 1339.355523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.355574][ T32] r10:00000000 r9:8539ab00 r8:80287e08 r7:eb22de60 r6:8539ab80 r5:853d5400 [ 1339.355599][ T32] r4:00000001 [ 1339.355621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.355672][ T32] Exception stack(0xeb5c1fb0 to 0xeb5c1ff8) [ 1339.355702][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.355732][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.355789][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.355829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.378865][ T32] r4:85545640 [ 1339.379372][ T32] INFO: task kworker/1:301:5032 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.379417][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.379534][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.379694][ T32] Call trace: [ 1339.379733][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.379820][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.379850][ T32] r4:00000000 [ 1339.379952][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.380004][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 1 printk messages dropped ** [ 1339.380071][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 3 printk messages dropped ** [ 1339.380302][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1339.380423][ T32] r4:e04c5dc0 ** 2 printk messages dropped ** [ 1339.380554][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.380632][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 4 printk messages dropped ** [ 1339.380877][ T32] r5:84f0cb8c r4:84f0c800 ** 3 printk messages dropped ** [ 1339.381021][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1339.381177][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1339.381266][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 3 printk messages dropped ** [ 1339.381379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.381401][ T32] r4:84cfd540 [ 1339.381422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.381452][ T32] INFO: task kworker/0:649:5033 blocked for more than 465 seconds. [ 1339.381486][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.381525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.381579][ T32] task:kworker/0:649 state:D stack:0 pid:5033 tgid:5033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.381707][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.381752][ T32] Call trace: [ 1339.381849][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.381902][ T32] r10:8291a684 r9:eb5cdd84 r8:00000002 r7:60000113 r6:eb5cdd8c r5:853d6c00 [ 1339.381927][ T32] r4:853d6c00 [ 1339.382002][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.382053][ T32] r5:853d6c00 r4:8291a680 [ 1339.382084][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.382147][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.382197][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5cde08 [ 1339.382222][ T32] r4:00000000 [ 1339.382244][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.382309][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.382350][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.382437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bb580 [ 1339.382484][ T32] r4:00000000 [ 1339.382508][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.382652][ T32] r9:83018005 r8:853d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1339.382678][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.382781][ T32] r5:00001000 r4:eb5d7000 [ 1339.382902][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.382952][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.383026][ T32] r5:854f4f8c r4:854f4c00 [ 1339.383068][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.383121][ T32] r7:dddced80 r6:83018000 r5:854f4f8c r4:85541700 [ 1339.383156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.383381][ T32] r10:61c88647 r9:853d6c00 r8:8554172c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.383427][ T32] r4:85541700 [ 1339.383480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.383530][ T32] r10:00000000 r9:85541700 r8:80287e08 r7:eb5b9e60 r6:8539ac00 r5:853d6c00 [ 1339.383554][ T32] r4:00000001 [ 1339.383603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.383642][ T32] Exception stack(0xeb5cdfb0 to 0xeb5cdff8) [ 1339.383669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.383698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.383725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.383753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.383775][ T32] r4:855bb4c0 [ 1339.384048][ T32] INFO: task kworker/0:649:5033 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.384087][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.384296][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.384345][ T32] Call trace: [ 1339.384409][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.384536][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.384570][ T32] r4:00000000 [ 1339.384592][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.384634][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.384692][ T32] 5d20: b60c5000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.384726][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.384753][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.384779][ T32] r5:800d0013 r4:80239bb0 [ 1339.384817][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.384949][ T32] r4:82ac21e4 [ 1339.384974][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.385020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.385044][ T32] r4:e04c5dc0 [ 1339.385066][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.385112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.385160][ T32] r4:00000000 [ 1339.385213][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.385320][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.385347][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.385391][ T32] r5:00001000 r4:e00cd000 [ 1339.385414][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.385455][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.385525][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.385554][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.385633][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.385659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.385713][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.385738][ T32] r4:84ddad80 [ 1339.385757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.385805][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.385836][ T32] r4:00000001 [ 1339.385856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.410950][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.411042][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.411078][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.411200][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.411317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.411347][ T32] r4:84cfd540 [ 1339.411372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.411403][ T32] INFO: task kworker/1:302:5035 blocked for more than 465 seconds. [ 1339.411436][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.411462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.411485][ T32] task:kworker/1:302 state:D stack:0 pid:5035 tgid:5035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.411619][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.411684][ T32] Call trace: [ 1339.411717][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.411772][ T32] r10:8291a684 r9:eb5e1d84 r8:00000002 r7:60000113 r6:eb5e1d8c r5:853d4800 [ 1339.411796][ T32] r4:853d4800 [ 1339.411823][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.411868][ T32] r5:853d4800 r4:8291a680 [ 1339.411924][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.411969][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.412013][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 [ 1339.412037][ T32] r4:00000000 [ 1339.412080][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.412120][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.412158][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.412247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85545c00 [ 1339.412279][ T32] r4:00000000 [ 1339.412386][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.412442][ T32] r9:83018205 r8:853d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1339.412464][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.412508][ T32] r5:00001000 r4:eb60f000 [ 1339.412529][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.412569][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.412613][ T32] r5:8534678c r4:85346400 [ 1339.412633][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.412681][ T32] r7:ddde2d80 r6:83018200 r5:8534678c r4:8539ac80 [ 1339.412735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.412788][ T32] r10:61c88647 r9:853d4800 r8:8539acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.412816][ T32] r4:8539ac80 [ 1339.412837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.412900][ T32] r10:00000000 r9:8539ac80 r8:80287e08 r7:eb5c1e60 r6:8539ad00 r5:853d4800 [ 1339.412928][ T32] r4:00000001 [ 1339.412947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.412987][ T32] Exception stack(0xeb5e1fb0 to 0xeb5e1ff8) [ 1339.413032][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.413066][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.413094][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.413124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.413160][ T32] r4:855457c0 [ 1339.413573][ T32] INFO: task kworker/1:302:5035 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.413612][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.413668][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.413711][ T32] Call trace: [ 1339.413740][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.413869][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.413899][ T32] r4:00000000 [ 1339.413951][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.414038][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.414094][ T32] 5d20: b64db000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.414142][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.414169][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.414193][ T32] r5:800d0013 r4:80239bb0 [ 1339.414216][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.414258][ T32] r4:82ac21e4 [ 1339.414279][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.414323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.414345][ T32] r4:e04c5dc0 [ 1339.414364][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.414465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.414494][ T32] r4:00000000 [ 1339.414520][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.414580][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.414603][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.414646][ T32] r5:00001000 r4:e00cd000 [ 1339.414701][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.414748][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.414791][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.414845][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.414924][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.414951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.415030][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.415087][ T32] r4:84ddad80 [ 1339.415110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.415174][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.415200][ T32] r4:00000001 [ 1339.415238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.415277][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.415304][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.415337][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.415364][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.415393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.415504][ T32] r4:84cfd540 [ 1339.415733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.415775][ T32] INFO: task kworker/0:650:5037 blocked for more than 465 seconds. [ 1339.415827][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.415866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.424917][ T32] task:kworker/0:650 state:D stack:0 pid:5037 tgid:5037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.425021][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.425109][ T32] Call trace: [ 1339.425185][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.425242][ T32] r10:8291a684 r9:eb5e9d84 r8:00000002 r7:60000013 r6:eb5e9d8c r5:853d3000 [ 1339.425269][ T32] r4:853d3000 [ 1339.425291][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.425337][ T32] r5:853d3000 r4:8291a680 [ 1339.425392][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.425443][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.425490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e9e08 [ 1339.425515][ T32] r4:00000000 [ 1339.425536][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.425570][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.425637][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.425690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bb640 [ 1339.425715][ T32] r4:00000000 [ 1339.425736][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.425784][ T32] r9:83018005 r8:853d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1339.425806][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.425920][ T32] r5:00001000 r4:eb5dd000 [ 1339.426247][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.426311][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.426357][ T32] r5:854f538c r4:854f5000 [ 1339.426378][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.426425][ T32] r7:dddced80 r6:83018000 r5:854f538c r4:85541780 [ 1339.426446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.426492][ T32] r10:61c88647 r9:853d3000 r8:855417ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.426515][ T32] r4:85541780 [ 1339.426534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.426582][ T32] r10:00000000 r9:85541780 r8:80287e08 r7:eb5b9e60 r6:8539ad80 r5:853d3000 [ 1339.426605][ T32] r4:00000001 [ 1339.426650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.426723][ T32] Exception stack(0xeb5e9fb0 to 0xeb5e9ff8) [ 1339.426786][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.426825][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.426885][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.426921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.426944][ T32] r4:855bb600 [ 1339.427331][ T32] INFO: task kworker/0:650:5037 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.427398][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.427504][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.427554][ T32] Call trace: [ 1339.427681][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.427761][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.427824][ T32] r4:00000000 [ 1339.427852][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.427944][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.427981][ T32] 5d20: b64db000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.428010][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.428038][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.428092][ T32] r5:800d0013 r4:80239bb0 [ 1339.428123][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.428217][ T32] r4:82ac21e4 [ 1339.428242][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.428293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.428348][ T32] r4:e04c5dc0 [ 1339.428397][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.428469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.428493][ T32] r4:00000000 [ 1339.428594][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.428723][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.428750][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.428845][ T32] r5:00001000 r4:e00cd000 [ 1339.428873][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.428917][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.428961][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.428982][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.429031][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.429058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.429137][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.429164][ T32] r4:84ddad80 [ 1339.429247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.429298][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.429321][ T32] r4:00000001 [ 1339.429369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.429410][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.429437][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.429466][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.429493][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.429523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.429546][ T32] r4:84cfd540 [ 1339.429568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.429598][ T32] INFO: task kworker/0:651:5039 blocked for more than 465 seconds. [ 1339.429629][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.429654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.429705][ T32] task:kworker/0:651 state:D stack:0 pid:5039 tgid:5039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.429814][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.429862][ T32] Call trace: [ 1339.429892][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.430015][ T32] r10:8291a684 r9:eb5d5d84 r8:00000002 r7:60000013 r6:eb5d5d8c r5:84c75400 [ 1339.430087][ T32] r4:84c75400 [ 1339.430136][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.430243][ T32] r5:84c75400 r4:8291a680 [ 1339.430353][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.430399][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.430443][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d5e08 [ 1339.430466][ T32] r4:00000000 [ 1339.430485][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.430545][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.430587][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.430632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bb900 [ 1339.430656][ T32] r4:00000000 [ 1339.430676][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.430722][ T32] r9:83018005 r8:84c75400 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [ 1339.430744][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.430787][ T32] r5:00001000 r4:eb5f1000 [ 1339.430807][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.430854][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.430897][ T32] r5:854f5b8c r4:854f5800 [ 1339.430933][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.431051][ T32] r7:dddced80 r6:83018000 r5:854f5b8c r4:85541800 [ 1339.431079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.431132][ T32] r10:61c88647 r9:84c75400 r8:8554182c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.431156][ T32] r4:85541800 [ 1339.431202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.431276][ T32] r10:00000000 r9:85541800 r8:80287e08 r7:eb5b9e60 r6:85541880 r5:84c75400 [ 1339.431397][ T32] r4:00000001 [ 1339.431520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.431581][ T32] Exception stack(0xeb5d5fb0 to 0xeb5d5ff8) [ 1339.431611][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.431642][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.431735][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.431771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.431819][ T32] r4:855bba40 [ 1339.432165][ T32] INFO: task kworker/0:651:5039 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.432205][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.432322][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.432370][ T32] Call trace: [ 1339.432401][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.432454][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.432477][ T32] r4:00000000 [ 1339.432499][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.432587][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.432703][ T32] 5d20: b64db000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.432739][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.432766][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.432790][ T32] r5:800d0013 r4:80239bb0 [ 1339.432816][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.432857][ T32] r4:82ac21e4 [ 1339.432938][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.433003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.433028][ T32] r4:e04c5dc0 [ 1339.433048][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.433092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.433116][ T32] r4:00000000 [ 1339.433136][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.433276][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.433303][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.433348][ T32] r5:00001000 r4:e00cd000 [ 1339.433488][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.433535][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.433607][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.433631][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.433680][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.433702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.433749][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.433772][ T32] r4:84ddad80 [ 1339.433819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.433930][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.433991][ T32] r4:00000001 [ 1339.434015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.434269][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.434300][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.434332][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.434360][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.434389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.434411][ T32] r4:84cfd540 [ 1339.434432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.434456][ T32] INFO: task kworker/0:652:5041 blocked for more than 465 seconds. [ 1339.434489][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.434616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.434643][ T32] task:kworker/0:652 state:D stack:0 pid:5041 tgid:5041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.434740][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.434787][ T32] Call trace: [ 1339.434824][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.434874][ T32] r10:8291a684 r9:eb5f5d84 r8:00000002 r7:60000113 r6:eb5f5d8c r5:84c76c00 [ 1339.434919][ T32] r4:84c76c00 [ 1339.434944][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.434988][ T32] r5:84c76c00 r4:8291a680 [ 1339.435008][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.435048][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.435091][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f5e08 [ 1339.435114][ T32] r4:00000000 [ 1339.435133][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.435169][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.435210][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.435266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bbc80 [ 1339.435305][ T32] r4:00000000 [ 1339.435330][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.435409][ T32] r9:83018005 r8:84c76c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e7000 [ 1339.435435][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.435478][ T32] r5:00001000 r4:eb605000 [ 1339.435500][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.435539][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.435580][ T32] r5:854f638c r4:854f6000 [ 1339.435600][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.435645][ T32] r7:dddced80 r6:83018000 r5:854f638c r4:85541900 [ 1339.435667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.435744][ T32] r10:61c88647 r9:84c76c00 r8:8554192c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1339.465862][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1339.466554][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.466582][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.466616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.466639][ T32] r4:855bb880 [ 1339.467117][ T32] INFO: task kworker/0:652:5041 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.467162][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.467235][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.467288][ T32] Call trace: [ 1339.467322][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.467386][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.467414][ T32] r4:00000000 [ 1339.467506][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.467625][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.467706][ T32] 5d20: b6a0b000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.467758][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.467789][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.467820][ T32] r5:800d0013 r4:80239bb0 [ 1339.467845][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.467934][ T32] r4:82ac21e4 [ 1339.467991][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.468079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.468137][ T32] r4:e04c5dc0 [ 1339.468165][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.468217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.468243][ T32] r4:00000000 [ 1339.468298][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.468397][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 1 printk messages dropped ** [ 1339.468513][ T32] r5:00001000 r4:e00cd000 ** 7 printk messages dropped ** [ 1339.468834][ T32] r4:84ddad80 ** 4 printk messages dropped ** [ 1339.469142][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 7 printk messages dropped ** [ 1339.469826][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1339.471467][ T32] r4:85560000 ** 5 printk messages dropped ** [ 1339.471689][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.472085][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1339.472351][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.472538][ T32] r10:61c88647 r9:85560000 r8:85541a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.472962][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1339.473367][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.473570][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.473621][ T32] Call trace: [ 1339.473652][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.473773][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.473821][ T32] r4:00000000 [ 1339.473854][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.473896][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.473925][ T32] 5d20: b6a0b000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.473975][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.474006][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.474056][ T32] r5:800d0013 r4:80239bb0 [ 1339.474082][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.474124][ T32] r4:82ac21e4 [ 1339.474517][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.474568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.474596][ T32] r4:e04c5dc0 [ 1339.474618][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.474661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.474844][ T32] r4:00000000 [ 1339.474870][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.475061][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.475159][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.475445][ T32] r5:00001000 r4:e00cd000 [ 1339.475727][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.475777][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.475953][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.498635][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.498818][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.498853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.498909][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.498950][ T32] r4:84ddad80 [ 1339.499057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.499115][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.499141][ T32] r4:00000001 [ 1339.499163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.499204][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.499373][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.499420][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.499452][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.499486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.499579][ T32] r4:84cfd540 [ 1339.499614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.499652][ T32] INFO: task kworker/0:654:5045 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 1339.500005][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.500533][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.501020][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.501647][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.501695][ T32] r5:854f678c r4:854f6400 [ 1339.501715][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1339.501952][ T32] r10:00000000 r9:85541b00 r8:80287e08 r7:eb5f5e60 r6:85541b80 r5:85560c00 ** 6 printk messages dropped ** [ 1339.503029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.504301][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.504348][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.504380][ T32] 5d20: b6e40000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.504493][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.504659][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.504869][ T32] r5:800d0013 r4:80239bb0 [ 1339.504898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.504942][ T32] r4:82ac21e4 [ 1339.504964][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.505010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.505034][ T32] r4:e04c5dc0 [ 1339.505069][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.505123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.505178][ T32] r4:00000000 [ 1339.505208][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.505258][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.505280][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.505326][ T32] r5:00001000 r4:e00cd000 [ 1339.505638][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.505686][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.505732][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.505785][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.530352][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.530467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.530556][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.530583][ T32] r4:84ddad80 [ 1339.530606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.530661][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.530686][ T32] r4:00000001 [ 1339.530708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.531065][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.531106][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.531287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.531519][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.531722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.531752][ T32] r4:84cfd540 [ 1339.531780][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.531822][ T32] INFO: task kworker/0:655:5047 blocked for more than 466 seconds. [ 1339.532056][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.532143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.532173][ T32] task:kworker/0:655 state:D stack:0 pid:5047 tgid:5047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.532439][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.532498][ T32] Call trace: [ 1339.532535][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.532723][ T32] r10:8291a684 r9:eb61dd84 r8:00000002 r7:60000113 r6:eb61dd8c r5:85561800 [ 1339.533059][ T32] r4:85561800 [ 1339.533090][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.533510][ T32] r5:85561800 r4:8291a680 [ 1339.533538][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.533605][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.534363][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.534594][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.534642][ T32] r5:854f6b8c r4:854f6800 [ 1339.534783][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1339.535085][ T32] r10:61c88647 r9:85561800 r8:85541c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1339.535463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1339.560929][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.561329][ T32] 5d20: b7811000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 6 printk messages dropped ** [ 1339.561669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 7 printk messages dropped ** [ 1339.562086][ T32] r5:00001000 r4:e00cd000 [ 1339.562108][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.562152][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.562198][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.562308][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.562365][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.562388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.562439][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.562462][ T32] r4:84ddad80 [ 1339.562483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.562532][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.562555][ T32] r4:00000001 [ 1339.562612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.562655][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.562686][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.562826][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.562864][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.562920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.562953][ T32] r4:84cfd540 [ 1339.562977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.563055][ T32] INFO: task kworker/0:656:5050 blocked for more than 466 seconds. [ 1339.563095][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.563120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.563143][ T32] task:kworker/0:656 state:D stack:0 pid:5050 tgid:5050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.563261][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.563310][ T32] Call trace: [ 1339.563344][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.563393][ T32] r10:8291a684 r9:eb5fdd84 r8:00000002 r7:60000013 r6:eb5fdd8c r5:85562400 [ 1339.563416][ T32] r4:85562400 [ 1339.563437][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.563481][ T32] r5:85562400 r4:8291a680 [ 1339.563502][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.563542][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.563585][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5fde08 [ 1339.563677][ T32] r4:00000000 [ 1339.563705][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.563743][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.563778][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.563902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c5340 [ 1339.563929][ T32] r4:00000000 [ 1339.563951][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.563998][ T32] r9:83018005 r8:85562400 r7:00000000 r6:83018000 r5:00001000 r4:7f0f1000 [ 1339.564019][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.564063][ T32] r5:00001000 r4:eb63b000 [ 1339.564084][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.564148][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.564201][ T32] r5:854f738c r4:854f7000 [ 1339.564222][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.564267][ T32] r7:dddced80 r6:83018000 r5:854f738c r4:85541d00 [ 1339.564290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.564339][ T32] r10:61c88647 r9:85562400 r8:85541d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.564361][ T32] r4:85541d00 [ 1339.564380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.564425][ T32] r10:00000000 r9:85541d00 r8:80287e08 r7:eb61de60 r6:85541d80 r5:85562400 [ 1339.564464][ T32] r4:00000001 [ 1339.564488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.564525][ T32] Exception stack(0xeb5fdfb0 to 0xeb5fdff8) [ 1339.564553][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.564605][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.564637][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.564691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.564722][ T32] r4:855c51c0 [ 1339.565168][ T32] INFO: task kworker/0:656:5050 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.565231][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1339.565337][ T32] Call trace: ** 3 printk messages dropped ** [ 1339.565556][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1339.566159][ T32] r5:800d0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1339.589991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 4 printk messages dropped ** [ 1339.590333][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.590549][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.590884][ T32] r4:84ddad80 ** 1 printk messages dropped ** [ 1339.590952][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 6 printk messages dropped ** [ 1339.591282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.591853][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1339.592342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb631e08 [ 1339.592370][ T32] r4:00000000 [ 1339.592483][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.592524][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.592560][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.592689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c5140 [ 1339.592717][ T32] r4:00000000 [ 1339.592750][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.592804][ T32] r9:83018005 r8:85563000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ef000 [ 1339.592841][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.592889][ T32] r5:00001000 r4:eb62d000 [ 1339.592911][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.592951][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.592993][ T32] r5:854f6f8c r4:854f6c00 [ 1339.593013][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.593174][ T32] r7:dddced80 r6:83018000 r5:854f6f8c r4:85541e00 [ 1339.593199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.593318][ T32] r10:61c88647 r9:85563000 r8:85541e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.593345][ T32] r4:85541e00 [ 1339.593366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.593428][ T32] r10:00000000 r9:85541e00 r8:80287e08 r7:eb5fde60 r6:85541e80 r5:85563000 [ 1339.593455][ T32] r4:00000001 [ 1339.593475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.593544][ T32] Exception stack(0xeb631fb0 to 0xeb631ff8) [ 1339.593575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.593604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.593644][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.593677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.593806][ T32] r4:855c5280 [ 1339.594281][ T32] INFO: task kworker/0:657:5052 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.594320][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.594481][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.594526][ T32] Call trace: [ 1339.594573][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.594630][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.594655][ T32] r4:00000000 [ 1339.594675][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.594716][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.594771][ T32] 5d20: b7d39000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.594902][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.594933][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.595162][ T32] r5:800d0013 r4:80239bb0 [ 1339.595189][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.595232][ T32] r4:82ac21e4 [ 1339.595252][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.595295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.595349][ T32] r4:e04c5dc0 [ 1339.595373][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.595443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.595471][ T32] r4:00000000 [ 1339.595496][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.595706][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.595733][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.595777][ T32] r5:00001000 r4:e00cd000 [ 1339.595804][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.595902][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.607274][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.607320][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.607400][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.607423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.607473][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.607496][ T32] r4:84ddad80 [ 1339.607516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.607563][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.607586][ T32] r4:00000001 [ 1339.607626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.607678][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.607710][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.608019][ T32] INFO: task kworker/0:658:5054 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1339.608462][ T32] r5:85564800 r4:8291a680 ** 3 printk messages dropped ** [ 1339.608588][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.608805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551f3c0 ** 6 printk messages dropped ** [ 1339.609046][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.609090][ T32] r5:8563438c r4:85634000 [ 1339.609121][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.609170][ T32] r7:dddced80 r6:83018000 r5:8563438c r4:85541f00 [ 1339.609191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.609260][ T32] r10:61c88647 r9:85564800 r8:85541f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.609312][ T32] r4:85541f00 [ 1339.609336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.609395][ T32] r10:00000000 r9:85541f00 r8:80287e08 r7:eb5fde60 r6:85541f80 r5:85564800 [ 1339.609450][ T32] r4:00000001 [ 1339.609493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.609552][ T32] Exception stack(0xeb625fb0 to 0xeb625ff8) [ 1339.609584][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.609614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.609640][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.609669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.609719][ T32] r4:855c5300 [ 1339.610211][ T32] INFO: task kworker/0:658:5054 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.610266][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.610337][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.610405][ T32] Call trace: [ 1339.610441][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.610496][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.610543][ T32] r4:00000000 [ 1339.610569][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.610612][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.610641][ T32] 5d20: b7d39000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.610698][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.610727][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.610752][ T32] r5:800d0013 r4:80239bb0 [ 1339.610774][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.610838][ T32] r4:82ac21e4 [ 1339.610870][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.610915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.610938][ T32] r4:e04c5dc0 [ 1339.610958][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.611010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.611037][ T32] r4:00000000 [ 1339.611069][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.611119][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.611141][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.611201][ T32] r5:00001000 r4:e00cd000 [ 1339.611227][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.611268][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.611309][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.611329][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.611399][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.611426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.611475][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.611497][ T32] r4:84ddad80 [ 1339.611516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.611566][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.611591][ T32] r4:00000001 [ 1339.611625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.611667][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.611704][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.611737][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.611788][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.611827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.611850][ T32] r4:84cfd540 [ 1339.611871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.611895][ T32] INFO: task kworker/1:303:5056 blocked for more than 466 seconds. [ 1339.611971][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.612007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.612085][ T32] task:kworker/1:303 state:D stack:0 pid:5056 tgid:5056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.612137][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.612177][ T32] Call trace: [ 1339.612206][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.612255][ T32] r10:8291a684 r9:eb64dd84 r8:00000002 r7:60000113 r6:eb64dd8c r5:85566000 [ 1339.612301][ T32] r4:85566000 [ 1339.612330][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.612392][ T32] r5:85566000 r4:8291a680 [ 1339.612417][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.612459][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.612502][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb64de08 [ 1339.612524][ T32] r4:00000000 [ 1339.612555][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.612595][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1339.612671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85545d80 ** 6 printk messages dropped ** [ 1339.613014][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.613125][ T32] r5:85346f8c r4:85346c00 [ 1339.613152][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1339.613220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1339.613308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.613918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.614965][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1339.615166][ T32] 5d20: b7d39000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.615252][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.615282][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.615872][ T32] r5:800d0013 r4:80239bb0 [ 1339.615898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.615940][ T32] r4:82ac21e4 [ 1339.615959][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.616002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.616041][ T32] r4:e04c5dc0 [ 1339.646518][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.646623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.646654][ T32] r4:00000000 [ 1339.646708][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.646779][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.646813][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.646864][ T32] r5:00001000 r4:e00cd000 [ 1339.646885][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.646926][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.646971][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.646991][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.647074][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.647131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.647251][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.647285][ T32] r4:84ddad80 [ 1339.647309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.647391][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.647419][ T32] r4:00000001 [ 1339.647441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.647487][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.647520][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.647551][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.647608][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.647643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.647672][ T32] r4:84cfd540 [ 1339.647699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.647762][ T32] INFO: task kworker/0:659:5057 blocked for more than 466 seconds. [ 1339.647807][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.647891][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.647920][ T32] task:kworker/0:659 state:D stack:0 pid:5057 tgid:5057 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.648020][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.648086][ T32] Call trace: [ 1339.648213][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.648272][ T32] r10:8291a684 r9:eb65dd84 r8:00000002 r7:60000113 r6:eb65dd8c r5:85566c00 [ 1339.648297][ T32] r4:85566c00 [ 1339.648318][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.648505][ T32] r5:85566c00 r4:8291a680 [ 1339.648532][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.648660][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.648709][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 [ 1339.648733][ T32] r4:00000000 [ 1339.648753][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.648837][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.648965][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.649034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c5940 [ 1339.649150][ T32] r4:00000000 [ 1339.649174][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.649657][ T32] r9:83018005 r8:85566c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1339.649685][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.649730][ T32] r5:00001000 r4:dfa7b000 [ 1339.649785][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.649859][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.649934][ T32] r5:854f778c r4:854f7400 [ 1339.649989][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.650052][ T32] r7:dddced80 r6:83018000 r5:854f778c r4:855c4080 [ 1339.650074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.650125][ T32] r10:61c88647 r9:85566c00 r8:855c40ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.650148][ T32] r4:855c4080 [ 1339.650167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.650210][ T32] r10:00000000 r9:855c4080 r8:80287e08 r7:eb625e60 r6:855c4100 r5:85566c00 [ 1339.650234][ T32] r4:00000001 [ 1339.650283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.650353][ T32] Exception stack(0xeb65dfb0 to 0xeb65dff8) [ 1339.650383][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.650412][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.650438][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.650467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.650491][ T32] r4:855c56c0 [ 1339.651242][ T32] INFO: task kworker/0:659:5057 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.651284][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.651431][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.651496][ T32] Call trace: [ 1339.651528][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.651581][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.651635][ T32] r4:00000000 [ 1339.651661][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.651725][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.651835][ T32] 5d20: b813a000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.651870][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.651895][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.651919][ T32] r5:800d0013 r4:80239bb0 [ 1339.651940][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1339.652089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 3 printk messages dropped ** [ 1339.652251][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.652857][ T32] r5:00001000 r4:e00cd000 ** 1 printk messages dropped ** [ 1339.653011][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.653145][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.653173][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.653221][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.653470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.653522][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.653545][ T32] r4:84ddad80 [ 1339.653564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.653612][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.653681][ T32] r4:00000001 [ 1339.653706][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.653743][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.653769][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.653805][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.653859][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.653907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.653932][ T32] r4:84cfd540 [ 1339.653983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.654054][ T32] INFO: task kworker/1:304:5058 blocked for more than 466 seconds. [ 1339.654122][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.654154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.654188][ T32] task:kworker/1:304 state:D stack:0 pid:5058 tgid:5058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.654250][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.654299][ T32] Call trace: [ 1339.654369][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.654422][ T32] r10:8291a684 r9:eb661d84 r8:00000002 r7:60000113 r6:eb661d8c r5:84c73c00 [ 1339.654445][ T32] r4:84c73c00 [ 1339.654470][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.654514][ T32] r5:84c73c00 r4:8291a680 [ 1339.654533][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.654572][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.654613][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb661e08 [ 1339.654661][ T32] r4:00000000 [ 1339.654685][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.654723][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.654770][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.654825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2300 [ 1339.654850][ T32] r4:00000000 [ 1339.654870][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.654915][ T32] r9:83018205 r8:84c73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1339.654936][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.654979][ T32] r5:00001000 r4:eac01000 [ 1339.654998][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.655037][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.655079][ T32] r5:84478b8c r4:84478800 [ 1339.655124][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.655176][ T32] r7:ddde2d80 r6:83018200 r5:84478b8c r4:8539ae80 [ 1339.655199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.655272][ T32] r10:61c88647 r9:84c73c00 r8:8539aeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.655299][ T32] r4:8539ae80 [ 1339.655322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.655415][ T32] r10:00000000 r9:8539ae80 r8:80287e08 r7:eb64de60 r6:855c4180 r5:84c73c00 [ 1339.655464][ T32] r4:00000001 [ 1339.655486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.655525][ T32] Exception stack(0xeb661fb0 to 0xeb661ff8) [ 1339.655551][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.655581][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.655608][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.655638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.655662][ T32] r4:85545c80 [ 1339.673209][ T32] INFO: task kworker/1:304:5058 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.673337][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.673422][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.673541][ T32] Call trace: [ 1339.673789][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.673862][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.673920][ T32] r4:00000000 [ 1339.674013][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.674068][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.674316][ T32] 5d20: b865e000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.674351][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.674380][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.674406][ T32] r5:800d0013 r4:80239bb0 [ 1339.674464][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.674513][ T32] r4:82ac21e4 [ 1339.674546][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.674594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.674617][ T32] r4:e04c5dc0 [ 1339.674637][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.674679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.674701][ T32] r4:00000000 [ 1339.674720][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.674768][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.674823][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.674899][ T32] r5:00001000 r4:e00cd000 [ 1339.674951][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.675022][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.675073][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.675095][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.675171][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.675201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.675252][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.675275][ T32] r4:84ddad80 [ 1339.675295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.675341][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.675389][ T32] r4:00000001 [ 1339.675414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.675451][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.675477][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.675532][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1339.675642][ T32] INFO: task kworker/1:305:5062 blocked for more than 466 seconds. ** 1 printk messages dropped ** [ 1339.675707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.675742][ T32] task:kworker/1:305 state:D stack:0 pid:5062 tgid:5062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.675884][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.688613][ T32] Call trace: [ 1339.688664][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.688741][ T32] r10:8291a684 r9:eb3b9d84 r8:00000002 r7:60000113 r6:eb3b9d8c r5:85565400 [ 1339.688804][ T32] r4:85565400 [ 1339.688835][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.688883][ T32] r5:85565400 r4:8291a680 [ 1339.688904][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.689063][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.689206][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b9e08 [ 1339.689234][ T32] r4:00000000 [ 1339.689255][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.689296][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.689337][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.689379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c21900 [ 1339.689401][ T32] r4:00000000 [ 1339.689421][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.689469][ T32] r9:83018205 r8:85565400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1339.689491][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.689537][ T32] r5:00001000 r4:ea9f9000 [ 1339.689560][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.689670][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.689721][ T32] r5:8534778c r4:85347400 [ 1339.689787][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.689848][ T32] r7:ddde2d80 r6:83018200 r5:8534778c r4:8539af80 [ 1339.689870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.689918][ T32] r10:61c88647 r9:85565400 r8:8539afac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.689940][ T32] r4:8539af80 [ 1339.690026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.690171][ T32] r10:00000000 r9:8539af80 r8:80287e08 r7:eb661e60 r6:855c4200 r5:85565400 [ 1339.690208][ T32] r4:00000001 [ 1339.690230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.690271][ T32] Exception stack(0xeb3b9fb0 to 0xeb3b9ff8) [ 1339.690302][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.690378][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.690411][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.690442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.690489][ T32] r4:84c21840 [ 1339.690945][ T32] INFO: task kworker/1:305:5062 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.690985][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.691049][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.691093][ T32] Call trace: [ 1339.691126][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.691180][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.691204][ T32] r4:00000000 [ 1339.691224][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.691280][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.691314][ T32] 5d20: b87de000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.691344][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.691369][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.691394][ T32] r5:800d0013 r4:80239bb0 [ 1339.691464][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.691539][ T32] r4:82ac21e4 [ 1339.691564][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.691612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.691659][ T32] r4:e04c5dc0 [ 1339.691690][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.691733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.691756][ T32] r4:00000000 [ 1339.691775][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.691991][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.692498][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.692525][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.692556][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.692583][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.692614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.692636][ T32] r4:84cfd540 [ 1339.692657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.692688][ T32] INFO: task kworker/1:306:5064 blocked for more than 466 seconds. [ 1339.692772][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.692820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.692868][ T32] task:kworker/1:306 state:D stack:0 pid:5064 tgid:5064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.692921][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.692991][ T32] Call trace: [ 1339.693023][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.693087][ T32] r10:8291a684 r9:eb401d84 r8:00000002 r7:60000113 r6:eb401d8c r5:85563c00 [ 1339.693115][ T32] r4:85563c00 [ 1339.693138][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.693182][ T32] r5:85563c00 r4:8291a680 [ 1339.693201][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.693241][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.693347][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb401e08 [ 1339.693376][ T32] r4:00000000 [ 1339.693397][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.693433][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.693467][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.693524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2040 [ 1339.693552][ T32] r4:00000000 [ 1339.693575][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.693633][ T32] r9:83018205 r8:85563c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1339.693681][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.693729][ T32] r5:00001000 r4:eaae5000 [ 1339.693872][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.693941][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.694029][ T32] r5:85347b8c r4:85347800 [ 1339.694059][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.694106][ T32] r7:ddde2d80 r6:83018200 r5:85347b8c r4:8539af00 [ 1339.694128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.694177][ T32] r10:61c88647 r9:85563c00 r8:8539af2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.694199][ T32] r4:8539af00 [ 1339.694219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.694263][ T32] r10:00000000 r9:8539af00 r8:80287e08 r7:eb661e60 r6:855c4280 r5:85563c00 [ 1339.694285][ T32] r4:00000001 [ 1339.694304][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.694338][ T32] Exception stack(0xeb401fb0 to 0xeb401ff8) [ 1339.694364][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.694414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.694451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.694490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.694514][ T32] r4:855c2080 [ 1339.694778][ T32] INFO: task kworker/1:306:5064 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.694851][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.694942][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.695003][ T32] Call trace: [ 1339.695034][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.695106][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.695135][ T32] r4:00000000 [ 1339.695156][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.695196][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.695236][ T32] 5d20: b87de000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.695297][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.695338][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.695365][ T32] r5:800d0013 r4:80239bb0 [ 1339.695387][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.695428][ T32] r4:82ac21e4 [ 1339.695448][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.695491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.695514][ T32] r4:e04c5dc0 [ 1339.695534][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.695576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.695601][ T32] r4:00000000 [ 1339.695621][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.695666][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.695688][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.695730][ T32] r5:00001000 r4:e00cd000 [ 1339.695751][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.695809][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.715295][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.715393][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.715475][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.715499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.715576][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.715628][ T32] r4:84ddad80 [ 1339.715653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.715708][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 2 printk messages dropped ** [ 1339.716181][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 4 printk messages dropped ** [ 1339.716566][ T32] r4:84cfd540 [ 1339.716623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.716729][ T32] INFO: task kworker/1:307:5066 blocked for more than 466 seconds. [ 1339.716772][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.716821][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.716853][ T32] task:kworker/1:307 state:D stack:0 pid:5066 tgid:5066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.717039][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.717108][ T32] Call trace: [ 1339.717246][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.717348][ T32] r10:8291a684 r9:eb639d84 r8:00000002 r7:60000113 r6:eb639d8c r5:85580000 [ 1339.717383][ T32] r4:85580000 [ 1339.717411][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.717514][ T32] r5:85580000 r4:8291a680 [ 1339.717539][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.717580][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.717624][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb639e08 ** 3 printk messages dropped ** [ 1339.717802][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1339.718468][ T32] r10:61c88647 r9:85580000 r8:855bd02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.718724][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.719466][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.719673][ T32] 5d20: b8b3a000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 6 printk messages dropped ** [ 1339.719886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 17 printk messages dropped ** [ 1339.720781][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 13 printk messages dropped ** [ 1339.721390][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1339.721869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c23c0 ** 11 printk messages dropped ** [ 1339.722497][ T32] r10:61c88647 r9:85581800 r8:855bd12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1339.723415][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1339.724433][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1339.725443][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 12 printk messages dropped ** [ 1339.759514][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1339.760060][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.760106][ T32] r5:84467b8c r4:84467800 [ 1339.760219][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.760274][ T32] r7:ddde2d80 r6:83018200 r5:84467b8c r4:855bd200 [ 1339.760297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.760346][ T32] r10:61c88647 r9:85583000 r8:855bd22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.760369][ T32] r4:855bd200 [ 1339.760389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.760435][ T32] r10:00000000 r9:855bd200 r8:80287e08 r7:eb665e60 r6:855bd280 r5:85583000 [ 1339.760458][ T32] r4:00000001 [ 1339.760501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.760544][ T32] Exception stack(0xeb671fb0 to 0xeb671ff8) [ 1339.760575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.760604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.760630][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.760706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.760798][ T32] r4:855c2140 [ 1339.761249][ T32] INFO: task kworker/1:309:5070 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.761288][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.761358][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.761406][ T32] Call trace: [ 1339.761460][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.761540][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.761604][ T32] r4:00000000 [ 1339.761640][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.761712][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.761746][ T32] 5d20: b9327000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.761808][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.761841][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.761865][ T32] r5:800d0013 r4:80239bb0 [ 1339.761886][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.761929][ T32] r4:82ac21e4 [ 1339.761994][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.762086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.762113][ T32] r4:e04c5dc0 [ 1339.762176][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.762257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.762286][ T32] r4:00000000 [ 1339.762311][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.762409][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.762467][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.762516][ T32] r5:00001000 r4:e00cd000 [ 1339.762550][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.762598][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.762666][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.762692][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.762741][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.762763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.762822][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.762847][ T32] r4:84ddad80 [ 1339.762867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.762912][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.762936][ T32] r4:00000001 [ 1339.762957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.762993][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.763019][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.763048][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.763075][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.763105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.763128][ T32] r4:84cfd540 [ 1339.763149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.763229][ T32] INFO: task kworker/0:660:5073 blocked for more than 466 seconds. [ 1339.763269][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.763298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.763320][ T32] task:kworker/0:660 state:D stack:0 pid:5073 tgid:5073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.763440][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.763489][ T32] Call trace: [ 1339.763521][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.763570][ T32] r10:8291a684 r9:eb675d84 r8:00000002 r7:60000113 r6:eb675d8c r5:85568c00 [ 1339.763622][ T32] r4:85568c00 [ 1339.763648][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.763695][ T32] r5:85568c00 r4:8291a680 [ 1339.763717][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.763781][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.763861][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb675e08 [ 1339.763891][ T32] r4:00000000 [ 1339.763912][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.763950][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.763986][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.764054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553e640 [ 1339.764083][ T32] r4:00000000 [ 1339.764119][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.764210][ T32] r9:83018005 r8:85568c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1339.764236][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.764305][ T32] r5:00001000 r4:eb395000 [ 1339.764336][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.764431][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.764485][ T32] r5:854f7b8c r4:854f7800 [ 1339.764532][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.764585][ T32] r7:dddced80 r6:83018000 r5:854f7b8c r4:855c4300 [ 1339.764607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.764656][ T32] r10:61c88647 r9:85568c00 r8:855c432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.764678][ T32] r4:855c4300 [ 1339.764697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.764742][ T32] r10:00000000 r9:855c4300 r8:80287e08 r7:eb625e60 r6:855c4380 r5:85568c00 [ 1339.764764][ T32] r4:00000001 [ 1339.764804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.764855][ T32] Exception stack(0xeb675fb0 to 0xeb675ff8) [ 1339.764910][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.764962][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.764994][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.765036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.765070][ T32] r4:855c5dc0 [ 1339.765332][ T32] INFO: task kworker/0:660:5073 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.765370][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.765431][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.765519][ T32] Call trace: [ 1339.765639][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.765713][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.765739][ T32] r4:00000000 [ 1339.765761][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.765891][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.777260][ T32] 5d20: b9327000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.777319][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.777376][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.777411][ T32] r5:800d0013 r4:80239bb0 [ 1339.777437][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1339.777569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 7 printk messages dropped ** [ 1339.778069][ T32] r5:00001000 r4:e00cd000 ** 6 printk messages dropped ** [ 1339.778373][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1339.778754][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.779182][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.779590][ T32] r5:85569800 r4:8291a680 [ 1339.779615][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.779657][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.779715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb679e08 [ 1339.779748][ T32] r4:00000000 [ 1339.779771][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.779817][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.779853][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.779918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2700 [ 1339.779949][ T32] r4:00000000 [ 1339.779972][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.780021][ T32] r9:83018205 r8:85569800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.780045][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.780114][ T32] r5:00001000 r4:eae53000 [ 1339.780138][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.780225][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.780275][ T32] r5:8447838c r4:84478000 [ 1339.780299][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.780349][ T32] r7:ddde2d80 r6:83018200 r5:8447838c r4:855bd300 [ 1339.780370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.780418][ T32] r10:61c88647 r9:85569800 r8:855bd32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.780440][ T32] r4:855bd300 [ 1339.780459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.780506][ T32] r10:00000000 r9:855bd300 r8:80287e08 r7:eb671e60 r6:855c4400 r5:85569800 [ 1339.780528][ T32] r4:00000001 [ 1339.780547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.780584][ T32] Exception stack(0xeb679fb0 to 0xeb679ff8) [ 1339.780610][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.780640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.780668][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.780696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.780720][ T32] r4:855c26c0 [ 1339.781159][ T32] INFO: task kworker/1:310:5075 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.781221][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.781337][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.781397][ T32] Call trace: [ 1339.781428][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.781481][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.781506][ T32] r4:00000000 [ 1339.781527][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.781567][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.781594][ T32] 5d20: b9327000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.781623][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.781648][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.781672][ T32] r5:800d0013 r4:80239bb0 [ 1339.781764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.781819][ T32] r4:82ac21e4 [ 1339.781863][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.781912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.781936][ T32] r4:e04c5dc0 [ 1339.781984][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.782035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.782071][ T32] r4:00000000 [ 1339.782101][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.782149][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.782172][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.782214][ T32] r5:00001000 r4:e00cd000 [ 1339.782235][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.782274][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.782319][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.782339][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.782386][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.782407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.782454][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.782476][ T32] r4:84ddad80 [ 1339.782495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.782541][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.782587][ T32] r4:00000001 [ 1339.782611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.782650][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.782692][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.782732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.782759][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.782787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.782819][ T32] r4:84cfd540 [ 1339.782864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.782893][ T32] INFO: task kworker/1:311:5076 blocked for more than 466 seconds. [ 1339.782923][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.782947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.782968][ T32] task:kworker/1:311 state:D stack:0 pid:5076 tgid:5076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.783015][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.783055][ T32] Call trace: [ 1339.783112][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.783161][ T32] r10:8291a684 r9:eb67dd84 r8:00000002 r7:60000013 r6:eb67dd8c r5:8556a400 [ 1339.783207][ T32] r4:8556a400 [ 1339.783231][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.783275][ T32] r5:8556a400 r4:8291a680 [ 1339.783307][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.783374][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.783433][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb67de08 [ 1339.783460][ T32] r4:00000000 [ 1339.783494][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.783572][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.783612][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.783671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2940 [ 1339.783699][ T32] r4:00000000 [ 1339.783720][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.783765][ T32] r9:83018205 r8:8556a400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1339.783787][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.783859][ T32] r5:00001000 r4:eb08b000 [ 1339.783884][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.783924][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.783966][ T32] r5:855f438c r4:855f4000 [ 1339.783986][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.784056][ T32] r7:ddde2d80 r6:83018200 r5:855f438c r4:855bd380 [ 1339.784166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.784247][ T32] r10:61c88647 r9:8556a400 r8:855bd3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.784281][ T32] r4:855bd380 [ 1339.784302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.784348][ T32] r10:00000000 r9:855bd380 r8:80287e08 r7:eb671e60 r6:855c4480 r5:8556a400 [ 1339.784394][ T32] r4:00000001 [ 1339.784418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.784456][ T32] Exception stack(0xeb67dfb0 to 0xeb67dff8) [ 1339.784488][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.784531][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.784562][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.784603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.784661][ T32] r4:855c2680 [ 1339.784936][ T32] INFO: task kworker/1:311:5076 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.784976][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.785085][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.785128][ T32] Call trace: [ 1339.785245][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.785302][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.785326][ T32] r4:00000000 [ 1339.785362][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.785406][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.785447][ T32] 5d20: b9327000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.785479][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.785505][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.785534][ T32] r5:800d0013 r4:80239bb0 [ 1339.785556][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.785598][ T32] r4:82ac21e4 [ 1339.785618][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.785661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.785735][ T32] r4:e04c5dc0 [ 1339.785760][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.785812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.785898][ T32] r4:00000000 [ 1339.807993][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.808098][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.808125][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.808175][ T32] r5:00001000 r4:e00cd000 [ 1339.808196][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.808237][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.808280][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.808302][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.808367][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.808393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.808442][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.808465][ T32] r4:84ddad80 [ 1339.808486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.808534][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.808615][ T32] r4:00000001 [ 1339.808663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.808708][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.808751][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.808785][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.808847][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.808882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.808905][ T32] r4:84cfd540 [ 1339.808953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.809014][ T32] INFO: task kworker/1:312:5078 blocked for more than 466 seconds. [ 1339.809065][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.809097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.809121][ T32] task:kworker/1:312 state:D stack:0 pid:5078 tgid:5078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.809180][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.809255][ T32] Call trace: [ 1339.809315][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.809371][ T32] r10:8291a684 r9:eb681d84 r8:00000002 r7:60000013 r6:eb681d8c r5:8556b000 [ 1339.809413][ T32] r4:8556b000 [ 1339.809454][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.809534][ T32] r5:8556b000 r4:8291a680 [ 1339.809604][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.809686][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.809734][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb681e08 [ 1339.809810][ T32] r4:00000000 [ 1339.809870][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.809911][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.809948][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.810015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2c00 ** 4 printk messages dropped ** [ 1339.810170][ T32] r5:00001000 r4:eb0f9000 ** 1 printk messages dropped ** [ 1339.810229][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.810337][ T32] r5:855f4b8c r4:855f4800 [ 1339.810418][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1339.810517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1339.810700][ T32] r10:00000000 r9:855bd400 r8:80287e08 r7:eb67de60 r6:855c4500 r5:8556b000 ** 4 printk messages dropped ** [ 1339.810878][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.810905][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.810934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.810959][ T32] r4:855c2840 [ 1339.811408][ T32] INFO: task kworker/1:312:5078 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.811515][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.811609][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.811704][ T32] Call trace: [ 1339.811763][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.811874][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.811903][ T32] r4:00000000 [ 1339.811923][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.811964][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.811993][ T32] 5d20: b97ac000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.812024][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.812061][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.812112][ T32] r5:800d0013 r4:80239bb0 [ 1339.812137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.812249][ T32] r4:82ac21e4 [ 1339.812306][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.812357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.812386][ T32] r4:e04c5dc0 [ 1339.812415][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.812459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.812482][ T32] r4:00000000 [ 1339.812581][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.812688][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.812716][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.812760][ T32] r5:00001000 r4:e00cd000 [ 1339.812782][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.812829][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.812871][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.812893][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.812939][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.812960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.813007][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.813030][ T32] r4:84ddad80 [ 1339.813049][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.813094][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.813118][ T32] r4:00000001 [ 1339.813136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.813172][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.813215][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.813271][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.813305][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.813335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.813380][ T32] r4:84cfd540 [ 1339.813405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.813431][ T32] INFO: task kworker/1:313:5080 blocked for more than 466 seconds. [ 1339.813477][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.813505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.813527][ T32] task:kworker/1:313 state:D stack:0 pid:5080 tgid:5080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.813572][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.813660][ T32] Call trace: [ 1339.813754][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.813813][ T32] r10:8291a684 r9:eb689d84 r8:00000002 r7:60000113 r6:eb689d8c r5:8556c800 [ 1339.813861][ T32] r4:8556c800 [ 1339.813886][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.814028][ T32] r5:8556c800 r4:8291a680 [ 1339.814085][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.814131][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.814203][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb689e08 ** 4 printk messages dropped ** [ 1339.814476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2a80 ** 6 printk messages dropped ** [ 1339.814823][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1339.814922][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1339.815168][ T32] r10:00000000 r9:855bd480 r8:80287e08 r7:eb681e60 r6:855c4580 r5:8556c800 ** 6 printk messages dropped ** [ 1339.815382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.838435][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1339.838706][ T32] r5:800d0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1339.838886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 3 printk messages dropped ** [ 1339.839033][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.839177][ T32] r5:00001000 r4:e00cd000 ** 1 printk messages dropped ** [ 1339.839244][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.839506][ T32] r4:84ddad80 ** 1 printk messages dropped ** [ 1339.839570][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 3 printk messages dropped ** [ 1339.839676][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1339.839806][ T32] r4:84cfd540 ** 3 printk messages dropped ** [ 1339.840096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1339.840690][ T32] r5:8556ec00 r4:8291a680 ** 2 printk messages dropped ** [ 1339.840850][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb695e08 ** 9 printk messages dropped ** [ 1339.841349][ T32] r5:00001000 r4:eb117000 ** 1 printk messages dropped ** [ 1339.841507][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.841557][ T32] r5:855f4f8c r4:855f4c00 [ 1339.841577][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.841622][ T32] r7:ddde2d80 r6:83018200 r5:855f4f8c r4:855bd500 [ 1339.841642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.841695][ T32] r10:61c88647 r9:8556ec00 r8:855bd52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.841746][ T32] r4:855bd500 [ 1339.841799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.841854][ T32] r10:00000000 r9:855bd500 r8:80287e08 r7:eb681e60 r6:855c4600 r5:8556ec00 [ 1339.841882][ T32] r4:00000001 [ 1339.841926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.841994][ T32] Exception stack(0xeb695fb0 to 0xeb695ff8) [ 1339.842024][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.842054][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.842082][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.842149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.842181][ T32] r4:855c2b80 [ 1339.842627][ T32] INFO: task kworker/1:314:5083 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.842665][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.842722][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.842816][ T32] Call trace: [ 1339.842904][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.842962][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.843024][ T32] r4:00000000 [ 1339.843051][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.843097][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.843150][ T32] 5d20: b9b18000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.843192][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.843248][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.843305][ T32] r5:800d0013 r4:80239bb0 [ 1339.843330][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.843374][ T32] r4:82ac21e4 [ 1339.843395][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.843439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.843464][ T32] r4:e04c5dc0 [ 1339.843490][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.843572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.843599][ T32] r4:00000000 [ 1339.843620][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.843666][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.843701][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.843754][ T32] r5:00001000 r4:e00cd000 [ 1339.843776][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.843826][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.843869][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.843900][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.843956][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.843978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.844027][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.844049][ T32] r4:84ddad80 [ 1339.844165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.844220][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.844246][ T32] r4:00000001 [ 1339.844265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.844302][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.844340][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.844377][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.844407][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.844436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.844465][ T32] r4:84cfd540 [ 1339.844487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.844512][ T32] INFO: task kworker/1:315:5085 blocked for more than 466 seconds. [ 1339.844608][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.844638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.844672][ T32] task:kworker/1:315 state:D stack:0 pid:5085 tgid:5085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.844723][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.844784][ T32] Call trace: [ 1339.844823][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.844928][ T32] r10:8291a684 r9:eb699d84 r8:00000002 r7:60000013 r6:eb699d8c r5:8556bc00 [ 1339.844957][ T32] r4:8556bc00 [ 1339.844978][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.845040][ T32] r5:8556bc00 r4:8291a680 [ 1339.845069][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.845112][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.845155][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb699e08 [ 1339.845182][ T32] r4:00000000 [ 1339.845231][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.845299][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.845351][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.845398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2dc0 [ 1339.845458][ T32] r4:00000000 [ 1339.845482][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.845553][ T32] r9:83018205 r8:8556bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1339.845607][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.845660][ T32] r5:00001000 r4:eb187000 [ 1339.845680][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.845719][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.845762][ T32] r5:855f538c r4:855f5000 [ 1339.845801][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.865076][ T32] r7:ddde2d80 r6:83018200 r5:855f538c r4:855bd580 [ 1339.865184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.865263][ T32] r10:61c88647 r9:8556bc00 r8:855bd5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.865287][ T32] r4:855bd580 [ 1339.865308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.865358][ T32] r10:00000000 r9:855bd580 r8:80287e08 r7:eb695e60 r6:855c4680 r5:8556bc00 [ 1339.865400][ T32] r4:00000001 [ 1339.865450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.865589][ T32] Exception stack(0xeb699fb0 to 0xeb699ff8) [ 1339.865626][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.865656][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.865768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.865819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.866479][ T32] r4:855c2f80 [ 1339.867061][ T32] INFO: task kworker/1:315:5085 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.867141][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.867221][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.867342][ T32] Call trace: [ 1339.867381][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.867438][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.867463][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1339.867594][ T32] 5d20: b9e6d000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 10 printk messages dropped ** [ 1339.868081][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.868340][ T32] r5:84f0cb8c r4:84f0c800 ** 4 printk messages dropped ** [ 1339.868531][ T32] r4:84ddad80 ** 4 printk messages dropped ** [ 1339.868681][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 4 printk messages dropped ** [ 1339.868857][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1339.869101][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.869560][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1339.869857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c5bc0 ** 6 printk messages dropped ** [ 1339.870154][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.870198][ T32] r5:855f578c r4:855f5400 [ 1339.870236][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.870287][ T32] r7:ddde2d80 r6:83018200 r5:855f578c r4:855bd600 [ 1339.870310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.870358][ T32] r10:61c88647 r9:85585400 r8:855bd62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.870568][ T32] r4:855bd600 [ 1339.870629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.870684][ T32] r10:00000000 r9:855bd600 r8:80287e08 r7:eb699e60 r6:855bd680 r5:85585400 [ 1339.870709][ T32] r4:00000001 [ 1339.870729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.870837][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) [ 1339.870876][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.870908][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.870963][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.871049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.871078][ T32] r4:855c2e00 [ 1339.871387][ T32] INFO: task kworker/1:316:5087 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.871426][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.871485][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.871530][ T32] Call trace: [ 1339.871562][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.871639][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.871668][ T32] r4:00000000 [ 1339.871688][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.871729][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.871795][ T32] 5d20: b9e6d000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.871832][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.871874][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.871926][ T32] r5:800d0013 r4:80239bb0 [ 1339.872007][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.872054][ T32] r4:82ac21e4 [ 1339.872075][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.872119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.872157][ T32] r4:e04c5dc0 [ 1339.872205][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.872251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.872300][ T32] r4:00000000 [ 1339.872326][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.872373][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.872460][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.872508][ T32] r5:00001000 r4:e00cd000 [ 1339.872577][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.872622][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.872668][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.872689][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.872736][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 4 printk messages dropped ** [ 1339.872953][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 5 printk messages dropped ** [ 1339.873226][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.873499][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.873881][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.874450][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1339.874603][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.874848][ T32] r10:61c88647 r9:85584800 r8:855bd72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1339.875207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.910486][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1339.910941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 9 printk messages dropped ** [ 1339.911348][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.911724][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 3 printk messages dropped ** [ 1339.911871][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1339.912019][ T32] r4:84cfd540 ** 2 printk messages dropped ** [ 1339.912108][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 2 printk messages dropped ** [ 1339.912236][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1339.912416][ T32] r10:8291a684 r9:eb69dd84 r8:00000002 r7:60000013 r6:eb69dd8c r5:85586000 ** 4 printk messages dropped ** [ 1339.912585][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1339.912801][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1339.913158][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.913201][ T32] r5:00001000 r4:eb213000 [ 1339.913232][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.913286][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.913333][ T32] r5:855f5b8c r4:855f5800 [ 1339.913357][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.913404][ T32] r7:ddde2d80 r6:83018200 r5:855f5b8c r4:855bd800 [ 1339.913425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.913471][ T32] r10:61c88647 r9:85586000 r8:855bd82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.913495][ T32] r4:855bd800 [ 1339.913536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.913585][ T32] r10:00000000 r9:855bd800 r8:80287e08 r7:eb68de60 r6:855bd880 r5:85586000 [ 1339.913631][ T32] r4:00000001 [ 1339.913655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.913718][ T32] Exception stack(0xeb69dfb0 to 0xeb69dff8) [ 1339.913749][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.913794][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.913833][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.913873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.913900][ T32] r4:855380c0 [ 1339.914385][ T32] INFO: task kworker/1:318:5090 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.914454][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.914525][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.914570][ T32] Call trace: [ 1339.914748][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.914810][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.914847][ T32] r4:00000000 [ 1339.914869][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.914911][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.914941][ T32] 5d20: ba608000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.915026][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.915057][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.915083][ T32] r5:800d0013 r4:80239bb0 [ 1339.915103][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.915218][ T32] r4:82ac21e4 [ 1339.915244][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.915290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.915335][ T32] r4:e04c5dc0 [ 1339.915359][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.915412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.915439][ T32] r4:00000000 [ 1339.915481][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.915533][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.915557][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.915601][ T32] r5:00001000 r4:e00cd000 [ 1339.915623][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.915662][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.915854][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.915890][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.925689][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.925754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.926306][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.926353][ T32] r4:84ddad80 [ 1339.926375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.926439][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.926495][ T32] r4:00000001 [ 1339.926537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.926581][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.926614][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.926645][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.926673][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.926703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.926725][ T32] r4:84cfd540 [ 1339.926762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.926805][ T32] INFO: task kworker/1:319:5093 blocked for more than 466 seconds. [ 1339.926841][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.926866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.926891][ T32] task:kworker/1:319 state:D stack:0 pid:5093 tgid:5093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.926948][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.927033][ T32] Call trace: [ 1339.927069][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.927123][ T32] r10:8291a684 r9:eb6a1d84 r8:00000002 r7:60000013 r6:eb6a1d8c r5:85586c00 [ 1339.927171][ T32] r4:85586c00 [ 1339.927196][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.927246][ T32] r5:85586c00 r4:8291a680 [ 1339.927292][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.927338][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.927394][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a1e08 [ 1339.927479][ T32] r4:00000000 [ 1339.927523][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.927564][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.927650][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.927698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855381c0 [ 1339.927723][ T32] r4:00000000 [ 1339.927767][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.927827][ T32] r9:83018205 r8:85586c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1339.927852][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.927919][ T32] r5:00001000 r4:eb309000 [ 1339.927944][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.927987][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.928058][ T32] r5:855f638c r4:855f6000 [ 1339.928084][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.928132][ T32] r7:ddde2d80 r6:83018200 r5:855f638c r4:855bd900 [ 1339.928153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.928201][ T32] r10:61c88647 r9:85586c00 r8:855bd92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.928224][ T32] r4:855bd900 [ 1339.928242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.928287][ T32] r10:00000000 r9:855bd900 r8:80287e08 r7:eb68de60 r6:855bd980 r5:85586c00 [ 1339.928357][ T32] r4:00000001 [ 1339.928383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.928424][ T32] Exception stack(0xeb6a1fb0 to 0xeb6a1ff8) [ 1339.928451][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.928481][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.928507][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.928537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.928561][ T32] r4:85538300 [ 1339.929010][ T32] INFO: task kworker/1:319:5093 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.929048][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.929125][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.929196][ T32] Call trace: [ 1339.929259][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.929313][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.929336][ T32] r4:00000000 [ 1339.929356][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.929396][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.929424][ T32] 5d20: ba608000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.929453][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.929480][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.929505][ T32] r5:800d0013 r4:80239bb0 [ 1339.929550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.929598][ T32] r4:82ac21e4 [ 1339.929623][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.929669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.929692][ T32] r4:e04c5dc0 [ 1339.929734][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.929783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.929833][ T32] r4:00000000 [ 1339.929857][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.929929][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.930041][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.930115][ T32] r5:00001000 r4:e00cd000 [ 1339.930176][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.930247][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.930321][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.930345][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.930394][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.930439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.930494][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.930518][ T32] r4:84ddad80 [ 1339.930562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.930612][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.930642][ T32] r4:00000001 [ 1339.930720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.930761][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.930807][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.930841][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.930884][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.930918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.930942][ T32] r4:84cfd540 [ 1339.930964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.930989][ T32] INFO: task kworker/1:320:5094 blocked for more than 466 seconds. [ 1339.931022][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.931048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.931116][ T32] task:kworker/1:320 state:D stack:0 pid:5094 tgid:5094 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.931168][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.931210][ T32] Call trace: [ 1339.931241][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.931288][ T32] r10:8291a684 r9:eb66dd84 r8:00000002 r7:60000013 r6:eb66dd8c r5:85583c00 [ 1339.931311][ T32] r4:85583c00 [ 1339.931345][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1339.931393][ T32] r5:85583c00 r4:8291a680 [ 1339.931413][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.931500][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.931549][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb66de08 [ 1339.931715][ T32] r4:00000000 [ 1339.931740][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1339.931808][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1339.931849][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.931892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855383c0 [ 1339.931916][ T32] r4:00000000 [ 1339.931960][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.932010][ T32] r9:83018205 r8:85583c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1339.932039][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.932131][ T32] r5:00001000 r4:eb352000 [ 1339.932156][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.932196][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.932237][ T32] r5:855f678c r4:855f6400 [ 1339.932256][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.932301][ T32] r7:ddde2d80 r6:83018200 r5:855f678c r4:855bda00 [ 1339.932325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.932381][ T32] r10:61c88647 r9:85583c00 r8:855bda2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.932407][ T32] r4:855bda00 [ 1339.932460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.932509][ T32] r10:00000000 r9:855bda00 r8:80287e08 r7:eb6a1e60 r6:855bda80 r5:85583c00 [ 1339.932533][ T32] r4:00000001 [ 1339.932553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.932591][ T32] Exception stack(0xeb66dfb0 to 0xeb66dff8) [ 1339.932617][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.932645][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.932671][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.932710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.932738][ T32] r4:85538180 [ 1339.933030][ T32] INFO: task kworker/1:320:5094 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.933115][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.933213][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.933284][ T32] Call trace: [ 1339.933321][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1339.933641][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 5 printk messages dropped ** [ 1339.933828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 3 printk messages dropped ** [ 1339.933937][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.934158][ T32] r5:00001000 r4:e00cd000 ** 2 printk messages dropped ** [ 1339.934264][ T32] r5:84f0cb8c r4:84f0c800 ** 3 printk messages dropped ** [ 1339.934404][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1339.934525][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1339.934642][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.934916][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 2 printk messages dropped ** [ 1339.935049][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.935192][ T32] r4:85582400 ** 3 printk messages dropped ** [ 1339.935362][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1339.935531][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1339.935681][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1339.935826][ T32] r5:00001000 r4:eb363000 [ 1339.935856][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.971605][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.971885][ T32] r5:855f6b8c r4:855f6800 [ 1339.971931][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.972023][ T32] r7:ddde2d80 r6:83018200 r5:855f6b8c r4:855bdb00 [ 1339.972068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.972158][ T32] r10:61c88647 r9:85582400 r8:855bdb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.972202][ T32] r4:855bdb00 [ 1339.972241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.972337][ T32] r10:00000000 r9:855bdb00 r8:80287e08 r7:eb66de60 r6:855bdb80 r5:85582400 [ 1339.972463][ T32] r4:00000001 [ 1339.972532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.972619][ T32] Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) [ 1339.972681][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.972762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.972838][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.972921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.972995][ T32] r4:85538380 [ 1339.973807][ T32] INFO: task kworker/1:321:5096 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1339.973885][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.974101][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.974202][ T32] Call trace: [ 1339.974301][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.974414][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1339.974469][ T32] r4:00000000 [ 1339.974516][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.974599][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1339.974680][ T32] 5d20: badc3000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1339.974754][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1339.974822][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1339.974876][ T32] r5:800d0013 r4:80239bb0 [ 1339.974921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.975007][ T32] r4:82ac21e4 [ 1339.975052][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.975145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1339.975193][ T32] r4:e04c5dc0 [ 1339.975238][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1339.975324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1339.975377][ T32] r4:00000000 [ 1339.975471][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1339.975574][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.975623][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1339.975713][ T32] r5:00001000 r4:e00cd000 [ 1339.975761][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1339.986579][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.986885][ T32] r5:84f0cb8c r4:84f0c800 [ 1339.986946][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.987053][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1339.987102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.987202][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.987255][ T32] r4:84ddad80 [ 1339.987299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.987397][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1339.987448][ T32] r4:00000001 [ 1339.987491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.987570][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1339.987633][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.987696][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.987755][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.987825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.987894][ T32] r4:84cfd540 [ 1339.987967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.988059][ T32] INFO: task kworker/1:322:5098 blocked for more than 466 seconds. [ 1339.988134][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.988252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.988311][ T32] task:kworker/1:322 state:D stack:0 pid:5098 tgid:5098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.988427][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.988545][ T32] Call trace: [ 1339.988619][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.988725][ T32] r10:8291a684 r9:eb6add84 r8:00000002 r7:60000113 r6:eb6add8c r5:853d6000 [ 1339.988776][ T32] r4:853d6000 ** 1 printk messages dropped ** [ 1339.988915][ T32] r5:853d6000 r4:8291a680 ** 5 printk messages dropped ** [ 1339.989309][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.990025][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1339.990254][ T32] r7:ddde2d80 r6:83018200 r5:855f6f8c r4:855bdc00 ** 4 printk messages dropped ** [ 1339.990605][ T32] r10:00000000 r9:855bdc00 r8:80287e08 r7:eb6a5e60 r6:855bdc80 r5:853d6000 ** 9 printk messages dropped ** [ 1339.991994][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.993026][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1339.993263][ T32] r4:e04c5dc0 ** 2 printk messages dropped ** [ 1339.993448][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.993743][ T32] r5:00001000 r4:e00cd000 ** 2 printk messages dropped ** [ 1339.994006][ T32] r5:84f0cb8c r4:84f0c800 ** 3 printk messages dropped ** [ 1339.994308][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1339.994554][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1339.994754][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1339.994963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.995037][ T32] r4:84cfd540 [ 1339.995109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.995180][ T32] INFO: task kworker/1:323:5102 blocked for more than 466 seconds. [ 1339.995254][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.995311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.995360][ T32] task:kworker/1:323 state:D stack:0 pid:5102 tgid:5102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.995496][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.995589][ T32] Call trace: [ 1339.995705][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1339.995813][ T32] r10:8291a684 r9:eb6b1d84 r8:00000002 r7:60000113 r6:eb6b1d8c r5:853cec00 [ 1340.019412][ T32] r4:853cec00 [ 1340.019627][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.019774][ T32] r5:853cec00 r4:8291a680 [ 1340.019830][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.019916][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.020006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b1e08 [ 1340.020063][ T32] r4:00000000 [ 1340.020113][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.020192][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.020292][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.020390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85538980 [ 1340.020438][ T32] r4:00000000 [ 1340.020499][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.020606][ T32] r9:83018205 r8:853cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1340.020656][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.020805][ T32] r5:00001000 r4:eb3bd000 [ 1340.020873][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.020960][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.021052][ T32] r5:855f738c r4:855f7000 [ 1340.021099][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.021225][ T32] r7:ddde2d80 r6:83018200 r5:855f738c r4:855bdd00 [ 1340.021281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.021382][ T32] r10:61c88647 r9:853cec00 r8:855bdd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.021450][ T32] r4:855bdd00 [ 1340.021504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.021602][ T32] r10:00000000 r9:855bdd00 r8:80287e08 r7:eb6ade60 r6:855bdd80 r5:853cec00 [ 1340.021650][ T32] r4:00000001 [ 1340.021693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.021772][ T32] Exception stack(0xeb6b1fb0 to 0xeb6b1ff8) [ 1340.021847][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.021911][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.022020][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.022092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.022143][ T32] r4:85538840 [ 1340.022961][ T32] INFO: task kworker/1:323:5102 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.023043][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.023187][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.023282][ T32] Call trace: [ 1340.023352][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.023457][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.023542][ T32] r4:00000000 [ 1340.023597][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.023683][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.023741][ T32] 5d20: bafd2000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.023813][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.023871][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.023923][ T32] r5:800d0013 r4:80239bb0 [ 1340.023971][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.024055][ T32] r4:82ac21e4 [ 1340.024122][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.024224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.024279][ T32] r4:e04c5dc0 [ 1340.024337][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.024449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.024512][ T32] r4:00000000 [ 1340.024557][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.024669][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.024724][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.024826][ T32] r5:00001000 r4:e00cd000 [ 1340.024879][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.024967][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.025078][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.025146][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.025266][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.025330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.025432][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.025481][ T32] r4:84ddad80 [ 1340.025541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.025642][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1340.025697][ T32] r4:00000001 [ 1340.025742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.056657][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.056881][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.056954][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.057028][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.057113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.057167][ T32] r4:84cfd540 [ 1340.057240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.057330][ T32] INFO: task kworker/1:324:5103 blocked for more than 466 seconds. [ 1340.057407][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.057461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.057509][ T32] task:kworker/1:324 state:D stack:0 pid:5103 tgid:5103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.057625][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.057777][ T32] Call trace: [ 1340.057880][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.058020][ T32] r10:8291a684 r9:eb6a9d84 r8:00000002 r7:60000113 r6:eb6a9d8c r5:85580c00 [ 1340.058075][ T32] r4:85580c00 [ 1340.058120][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.058208][ T32] r5:85580c00 r4:8291a680 [ 1340.058270][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.058363][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.058454][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a9e08 [ 1340.058502][ T32] r4:00000000 [ 1340.058546][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.058619][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.058697][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.058783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85538b40 [ 1340.058843][ T32] r4:00000000 [ 1340.058887][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.058984][ T32] r9:83018205 r8:85580c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1340.059030][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.059121][ T32] r5:00001000 r4:eb3db000 [ 1340.059166][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.059248][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.059333][ T32] r5:855f778c r4:855f7400 [ 1340.059377][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.059475][ T32] r7:ddde2d80 r6:83018200 r5:855f778c r4:855bde00 [ 1340.059543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.059661][ T32] r10:61c88647 r9:85580c00 r8:855bde2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.059718][ T32] r4:855bde00 [ 1340.059762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.059867][ T32] r10:00000000 r9:855bde00 r8:80287e08 r7:eb6b1e60 r6:855bde80 r5:85580c00 [ 1340.059919][ T32] r4:00000001 [ 1340.059960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.060036][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) [ 1340.060096][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.060181][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.060249][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.060313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.060378][ T32] r4:85538900 [ 1340.061202][ T32] INFO: task kworker/1:324:5103 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.061295][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.061708][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.061873][ T32] Call trace: [ 1340.062042][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.062153][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.062272][ T32] r4:00000000 [ 1340.062329][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.062453][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.062522][ T32] 5d20: bb399000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.062587][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.062729][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.062812][ T32] r5:800d0013 r4:80239bb0 [ 1340.062866][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.063307][ T32] r4:82ac21e4 [ 1340.063511][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.063614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.063682][ T32] r4:e04c5dc0 [ 1340.063770][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.063872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.063945][ T32] r4:00000000 [ 1340.064047][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.064172][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.064228][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.064365][ T32] r5:00001000 r4:e00cd000 [ 1340.064422][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.064708][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.064896][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.065071][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.065188][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.065238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.065360][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.065458][ T32] r4:84ddad80 [ 1340.065625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.065734][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1340.065810][ T32] r4:00000001 [ 1340.086550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.086820][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.086901][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.087120][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.087297][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.087415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.087595][ T32] r4:84cfd540 [ 1340.087671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.087738][ T32] INFO: task kworker/1:325:5104 blocked for more than 466 seconds. [ 1340.087985][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.088062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.088115][ T32] task:kworker/1:325 state:D stack:0 pid:5104 tgid:5104 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.088266][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.088376][ T32] Call trace: [ 1340.088544][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.088653][ T32] r10:8291a684 r9:eb6b9d84 r8:00000002 r7:60000113 r6:eb6b9d8c r5:85588000 [ 1340.088705][ T32] r4:85588000 [ 1340.088761][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.088864][ T32] r5:85588000 r4:8291a680 [ 1340.088914][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.088998][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.089109][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b9e08 [ 1340.089176][ T32] r4:00000000 [ 1340.089375][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.089461][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.089545][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.089632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85538d80 [ 1340.089683][ T32] r4:00000000 [ 1340.089743][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.090068][ T32] r9:83018205 r8:85588000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1340.090142][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.090261][ T32] r5:00001000 r4:eb3e7000 [ 1340.090372][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.090544][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.090652][ T32] r5:855f7b8c r4:855f7800 [ 1340.090697][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.090832][ T32] r7:ddde2d80 r6:83018200 r5:855f7b8c r4:855bdf00 [ 1340.090891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.090991][ T32] r10:61c88647 r9:85588000 r8:855bdf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.091041][ T32] r4:855bdf00 [ 1340.091087][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.091182][ T32] r10:00000000 r9:855bdf00 r8:80287e08 r7:eb6a9e60 r6:855bdf80 r5:85588000 [ 1340.091232][ T32] r4:00000001 [ 1340.091273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.091346][ T32] Exception stack(0xeb6b9fb0 to 0xeb6b9ff8) [ 1340.091443][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.091546][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.091612][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.091672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.091721][ T32] r4:85538c80 [ 1340.092528][ T32] INFO: task kworker/1:325:5104 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.092715][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.093083][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.093178][ T32] Call trace: [ 1340.093245][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.093351][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.093459][ T32] r4:00000000 [ 1340.093657][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.093794][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.093870][ T32] 5d20: bb54f000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.093975][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.094250][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.094424][ T32] r5:800d0013 r4:80239bb0 [ 1340.094526][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.094821][ T32] r4:82ac21e4 [ 1340.094892][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.094985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.095041][ T32] r4:e04c5dc0 [ 1340.095088][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.095173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.095221][ T32] r4:00000000 [ 1340.095265][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.095486][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.095549][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.095665][ T32] r5:00001000 r4:e00cd000 [ 1340.095725][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.095983][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.127401][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.127581][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.127768][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.127842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.127945][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.127995][ T32] r4:84ddad80 [ 1340.128038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.128138][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1340.128187][ T32] r4:00000001 [ 1340.128257][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.128348][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.128411][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.128475][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.128531][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.128623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.128683][ T32] r4:84cfd540 [ 1340.128753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.128852][ T32] INFO: task kworker/0:661:5105 blocked for more than 466 seconds. [ 1340.128926][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.128978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.129023][ T32] task:kworker/0:661 state:D stack:0 pid:5105 tgid:5105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.129137][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.129253][ T32] Call trace: [ 1340.129333][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.129453][ T32] r10:8291a684 r9:eb6b5d84 r8:00000002 r7:60000113 r6:eb6b5d8c r5:85588c00 [ 1340.129519][ T32] r4:85588c00 [ 1340.129566][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.129654][ T32] r5:85588c00 r4:8291a680 [ 1340.129698][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.129777][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.129873][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b5e08 [ 1340.129924][ T32] r4:00000000 [ 1340.130005][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.130087][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.130168][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.130255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551f2c0 [ 1340.130306][ T32] r4:00000000 [ 1340.130349][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.130444][ T32] r9:83018005 r8:85588c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1340.130491][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.130577][ T32] r5:00001000 r4:e05b5000 [ 1340.130622][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.130704][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.130814][ T32] r5:84765f8c r4:84765c00 [ 1340.130867][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.130967][ T32] r7:dddced80 r6:83018000 r5:84765f8c r4:855c4700 [ 1340.131016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.131120][ T32] r10:61c88647 r9:85588c00 r8:855c472c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.131180][ T32] r4:855c4700 [ 1340.131224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.131321][ T32] r10:00000000 r9:855c4700 r8:80287e08 r7:eb625e60 r6:8553a000 r5:85588c00 [ 1340.131372][ T32] r4:00000001 [ 1340.131416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.131508][ T32] Exception stack(0xeb6b5fb0 to 0xeb6b5ff8) [ 1340.131575][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.131635][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.131693][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.131754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.131812][ T32] r4:8553e600 [ 1340.132612][ T32] INFO: task kworker/0:661:5105 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.132719][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.132863][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.132960][ T32] Call trace: [ 1340.133027][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.133137][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.133188][ T32] r4:00000000 [ 1340.133233][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.133319][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.133379][ T32] 5d20: bb70b000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.133441][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.133498][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.133550][ T32] r5:800d0013 r4:80239bb0 [ 1340.133597][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.133683][ T32] r4:82ac21e4 [ 1340.133730][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.133871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.133931][ T32] r4:e04c5dc0 [ 1340.134011][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.134122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.134188][ T32] r4:00000000 [ 1340.134243][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.134341][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.134395][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.134484][ T32] r5:00001000 r4:e00cd000 [ 1340.134531][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.134635][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.134747][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.134809][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.134910][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.134959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.135078][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.135148][ T32] r4:84ddad80 [ 1340.135190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.135285][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1340.135339][ T32] r4:00000001 [ 1340.135382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.135458][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.135513][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.135572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.135630][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.135689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.135738][ T32] r4:84cfd540 [ 1340.135782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.156494][ T32] INFO: task kworker/1:326:5107 blocked for more than 466 seconds. [ 1340.156691][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.156753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.156827][ T32] task:kworker/1:326 state:D stack:0 pid:5107 tgid:5107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.156979][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.157148][ T32] Call trace: [ 1340.157222][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.157339][ T32] r10:8291a684 r9:eb6c1d84 r8:00000002 r7:60000113 r6:eb6c1d8c r5:85589800 [ 1340.157394][ T32] r4:85589800 [ 1340.157457][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.157554][ T32] r5:85589800 r4:8291a680 [ 1340.157597][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.157698][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.157828][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c1e08 [ 1340.157881][ T32] r4:00000000 [ 1340.157925][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.158050][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.158143][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.158234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85532040 [ 1340.158282][ T32] r4:00000000 [ 1340.158326][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.158424][ T32] r9:83018205 r8:85589800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1340.158490][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.158588][ T32] r5:00001000 r4:eb403000 [ 1340.158634][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.158737][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.158853][ T32] r5:855f7f8c r4:855f7c00 [ 1340.158900][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.158997][ T32] r7:ddde2d80 r6:83018200 r5:855f7f8c r4:8553a080 [ 1340.159062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.159182][ T32] r10:61c88647 r9:85589800 r8:8553a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.159248][ T32] r4:8553a080 [ 1340.159293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.159388][ T32] r10:00000000 r9:8553a080 r8:80287e08 r7:eb6b9e60 r6:8553a100 r5:85589800 [ 1340.159438][ T32] r4:00000001 [ 1340.159482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.159578][ T32] Exception stack(0xeb6c1fb0 to 0xeb6c1ff8) [ 1340.159648][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.159711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.159767][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.159857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.159912][ T32] r4:85538ec0 [ 1340.160715][ T32] INFO: task kworker/1:326:5107 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.160790][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.160958][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.161079][ T32] Call trace: [ 1340.161169][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.161278][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.161331][ T32] r4:00000000 [ 1340.161376][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.161461][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.161545][ T32] 5d20: bb91e000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.161620][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.161686][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.161821][ T32] r5:800d0013 r4:80239bb0 [ 1340.161936][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.162106][ T32] r4:82ac21e4 [ 1340.162163][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.162445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.162509][ T32] r4:e04c5dc0 [ 1340.162557][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.162652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.162710][ T32] r4:00000000 [ 1340.162793][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.162907][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.162952][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.163039][ T32] r5:00001000 r4:e00cd000 [ 1340.163301][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.163403][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.163519][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.163627][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.163736][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.163786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.163897][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.164126][ T32] r4:84ddad80 [ 1340.164237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.164345][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1340.164451][ T32] r4:00000001 [ 1340.164505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.164582][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.164637][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.164776][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.164857][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.164924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.164970][ T32] r4:84cfd540 [ 1340.165013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.165066][ T32] INFO: task kworker/1:327:5109 blocked for more than 466 seconds. [ 1340.165127][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.165178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.165219][ T32] task:kworker/1:327 state:D stack:0 pid:5109 tgid:5109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.165314][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.165419][ T32] Call trace: [ 1340.165516][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.165630][ T32] r10:8291a684 r9:eb6bdd84 r8:00000002 r7:60000113 r6:eb6bdd8c r5:8558a400 [ 1340.165687][ T32] r4:8558a400 [ 1340.165735][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.165892][ T32] r5:8558a400 r4:8291a680 [ 1340.197319][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.197492][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.197589][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6bde08 [ 1340.197771][ T32] r4:00000000 [ 1340.197840][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.198107][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.198237][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.198337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855323c0 [ 1340.198387][ T32] r4:00000000 [ 1340.198479][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.198696][ T32] r9:83018205 r8:8558a400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1340.198878][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.198989][ T32] r5:00001000 r4:eb421000 [ 1340.199062][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.199158][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.199272][ T32] r5:855fc78c r4:855fc400 [ 1340.199380][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.199488][ T32] r7:ddde2d80 r6:83018200 r5:855fc78c r4:8553a180 [ 1340.199536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.199633][ T32] r10:61c88647 r9:8558a400 r8:8553a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.199678][ T32] r4:8553a180 [ 1340.199722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.199823][ T32] r10:00000000 r9:8553a180 r8:80287e08 r7:eb6c1e60 r6:8553a200 r5:8558a400 [ 1340.199875][ T32] r4:00000001 [ 1340.199990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.200088][ T32] Exception stack(0xeb6bdfb0 to 0xeb6bdff8) [ 1340.200223][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.200347][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.200405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.200605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.200726][ T32] r4:85538d40 [ 1340.201532][ T32] INFO: task kworker/1:327:5109 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.201602][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.201949][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.202235][ T32] Call trace: [ 1340.202517][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.202807][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.202974][ T32] r4:00000000 [ 1340.203089][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.203202][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.203261][ T32] 5d20: bbc3a000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.203316][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.203363][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.203534][ T32] r5:800d0013 r4:80239bb0 [ 1340.203653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.203735][ T32] r4:82ac21e4 [ 1340.203777][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.203870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.203913][ T32] r4:e04c5dc0 [ 1340.204087][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.204443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.204556][ T32] r4:00000000 [ 1340.204601][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.204786][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.204838][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.205113][ T32] r5:00001000 r4:e00cd000 [ 1340.205163][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.205239][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.205432][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.205549][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.205638][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.205779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.230967][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.231164][ T32] r4:84ddad80 [ 1340.231224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.231388][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1340.231462][ T32] r4:00000001 [ 1340.231514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.231601][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.231667][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.231730][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.231787][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.231859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.231911][ T32] r4:84cfd540 [ 1340.231963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.232027][ T32] INFO: task kworker/1:328:5112 blocked for more than 466 seconds. [ 1340.232182][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.232251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.232300][ T32] task:kworker/1:328 state:D stack:0 pid:5112 tgid:5112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.232414][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.232511][ T32] Call trace: [ 1340.232580][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.232683][ T32] r10:8291a684 r9:eb6c9d84 r8:00000002 r7:60000013 r6:eb6c9d8c r5:8558c800 [ 1340.232844][ T32] r4:8558c800 [ 1340.232913][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.233062][ T32] r5:8558c800 r4:8291a680 [ 1340.233168][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.233261][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.233372][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c9e08 [ 1340.233451][ T32] r4:00000000 [ 1340.233555][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.233665][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.233754][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.233917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855321c0 [ 1340.234077][ T32] r4:00000000 [ 1340.234187][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.234296][ T32] r9:83018205 r8:8558c800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1340.234350][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.234439][ T32] r5:00001000 r4:eb40f000 [ 1340.234487][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.234590][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.234690][ T32] r5:855fc38c r4:855fc000 [ 1340.234878][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.234986][ T32] r7:ddde2d80 r6:83018200 r5:855fc38c r4:8553a280 [ 1340.235035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.235278][ T32] r10:61c88647 r9:8558c800 r8:8553a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.235341][ T32] r4:8553a280 [ 1340.235383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.235492][ T32] r10:00000000 r9:8553a280 r8:80287e08 r7:eb6bde60 r6:8553a300 r5:8558c800 [ 1340.235587][ T32] r4:00000001 [ 1340.235639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.235715][ T32] Exception stack(0xeb6c9fb0 to 0xeb6c9ff8) [ 1340.235769][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.235838][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.235951][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.256943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.257046][ T32] r4:85532180 [ 1340.258050][ T32] INFO: task kworker/1:328:5112 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.258148][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.258297][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.258542][ T32] Call trace: [ 1340.258918][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.259126][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.259190][ T32] r4:00000000 [ 1340.259237][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.259360][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.259436][ T32] 5d20: bc034000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.259571][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.259689][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.259810][ T32] r5:800d0013 r4:80239bb0 [ 1340.259876][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.259966][ T32] r4:82ac21e4 [ 1340.260009][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.260100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.260151][ T32] r4:e04c5dc0 [ 1340.260194][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.260280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.260334][ T32] r4:00000000 [ 1340.260379][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.260475][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.260546][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.260658][ T32] r5:00001000 r4:e00cd000 [ 1340.260710][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.260829][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.260941][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.260987][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.261086][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.261153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.261265][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.261334][ T32] r4:84ddad80 [ 1340.261384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.261483][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1340.261536][ T32] r4:00000001 [ 1340.261596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.261680][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.261736][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.261794][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.261861][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.261924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.262022][ T32] r4:84cfd540 [ 1340.262080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.262173][ T32] INFO: task kworker/1:329:5114 blocked for more than 466 seconds. [ 1340.262251][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.262306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.262367][ T32] task:kworker/1:329 state:D stack:0 pid:5114 tgid:5114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.262509][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.262599][ T32] Call trace: [ 1340.262708][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.262817][ T32] r10:8291a684 r9:eb6d1d84 r8:00000002 r7:60000113 r6:eb6d1d8c r5:8556d400 [ 1340.262888][ T32] r4:8556d400 [ 1340.262935][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.263027][ T32] r5:8556d400 r4:8291a680 [ 1340.263077][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.263163][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.263252][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d1e08 [ 1340.263302][ T32] r4:00000000 [ 1340.263344][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.263420][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.263493][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.263582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85532480 [ 1340.263631][ T32] r4:00000000 [ 1340.263677][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.263773][ T32] r9:83018205 r8:8556d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1340.263839][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.263935][ T32] r5:00001000 r4:eb42d000 [ 1340.263982][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.264067][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.264158][ T32] r5:855fcb8c r4:855fc800 [ 1340.264208][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.264308][ T32] r7:ddde2d80 r6:83018200 r5:855fcb8c r4:8553a380 [ 1340.264357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.264452][ T32] r10:61c88647 r9:8556d400 r8:8553a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.264509][ T32] r4:8553a380 [ 1340.264578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.264682][ T32] r10:00000000 r9:8553a380 r8:80287e08 r7:eb6bde60 r6:855c4780 r5:8556d400 [ 1340.264731][ T32] r4:00000001 [ 1340.264808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.264900][ T32] Exception stack(0xeb6d1fb0 to 0xeb6d1ff8) [ 1340.264959][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.265019][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.265076][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.265138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.265203][ T32] r4:85532000 [ 1340.265775][ T32] INFO: task kworker/1:329:5114 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.289375][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.289676][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.289802][ T32] Call trace: [ 1340.289887][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.290067][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.290134][ T32] r4:00000000 [ 1340.290199][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.290292][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.290357][ T32] 5d20: bc1a0000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.290439][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.290516][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.290576][ T32] r5:800d0013 r4:80239bb0 [ 1340.290623][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.290733][ T32] r4:82ac21e4 [ 1340.290785][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.290889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.290961][ T32] r4:e04c5dc0 [ 1340.291014][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.291109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.291159][ T32] r4:00000000 [ 1340.291220][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.291327][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.291376][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.291483][ T32] r5:00001000 r4:e00cd000 [ 1340.291539][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.291646][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.291740][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.291789][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.291958][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.292017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.292120][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.292201][ T32] r4:84ddad80 [ 1340.292254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.292627][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1340.292691][ T32] r4:00000001 [ 1340.292737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.292815][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.292942][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.293018][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.293078][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.293146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.293390][ T32] r4:84cfd540 [ 1340.293508][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.293581][ T32] INFO: task kworker/1:330:5116 blocked for more than 466 seconds. [ 1340.293650][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.293704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.293829][ T32] task:kworker/1:330 state:D stack:0 pid:5116 tgid:5116 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.293990][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.294088][ T32] Call trace: [ 1340.294314][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.294423][ T32] r10:8291a684 r9:eb6d9d84 r8:00000002 r7:60000013 r6:eb6d9d8c r5:84c76000 [ 1340.294644][ T32] r4:84c76000 [ 1340.294737][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.294847][ T32] r5:84c76000 r4:8291a680 [ 1340.294913][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.295007][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.295099][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d9e08 [ 1340.295149][ T32] r4:00000000 [ 1340.295192][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.295284][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.295381][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.295491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855325c0 [ 1340.295559][ T32] r4:00000000 [ 1340.295602][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.295713][ T32] r9:83018205 r8:84c76000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.295767][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.322479][ T32] r5:00001000 r4:eb43f000 [ 1340.322657][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.322938][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.323249][ T32] r5:855fcf8c r4:855fcc00 [ 1340.323360][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.323472][ T32] r7:ddde2d80 r6:83018200 r5:855fcf8c r4:8553a400 [ 1340.323520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.323622][ T32] r10:61c88647 r9:84c76000 r8:8553a42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.323774][ T32] r4:8553a400 [ 1340.323891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.323999][ T32] r10:00000000 r9:8553a400 r8:80287e08 r7:eb6d1e60 r6:855c4800 r5:84c76000 [ 1340.324049][ T32] r4:00000001 [ 1340.324191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.324285][ T32] Exception stack(0xeb6d9fb0 to 0xeb6d9ff8) [ 1340.324421][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.324499][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.324560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.324621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.324766][ T32] r4:855324c0 [ 1340.325578][ T32] INFO: task kworker/1:330:5116 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.325689][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.325928][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.331685][ T32] Call trace: [ 1340.331776][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.331923][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.331986][ T32] r4:00000000 [ 1340.332035][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.332127][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.332212][ T32] 5d20: bc46b000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.332298][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.332373][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.332441][ T32] r5:800d0013 r4:80239bb0 [ 1340.332486][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.332573][ T32] r4:82ac21e4 [ 1340.332618][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.332709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.332759][ T32] r4:e04c5dc0 [ 1340.332802][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.332905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.332956][ T32] r4:00000000 [ 1340.333267][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.333378][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.333439][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.333572][ T32] r5:00001000 r4:e00cd000 [ 1340.333630][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.333716][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.333804][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.333983][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.334098][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.334148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.334254][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.334306][ T32] r4:84ddad80 [ 1340.334358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.334482][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1340.334665][ T32] r4:00000001 [ 1340.334778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.334987][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.335056][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.335287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.335359][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.335421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.335468][ T32] r4:84cfd540 [ 1340.335518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.335579][ T32] INFO: task kworker/1:331:5118 blocked for more than 466 seconds. [ 1340.335644][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.335696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.335741][ T32] task:kworker/1:331 state:D stack:0 pid:5118 tgid:5118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.356578][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.356905][ T32] Call trace: [ 1340.356993][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.357116][ T32] r10:8291a684 r9:eb6e1d84 r8:00000002 r7:60000113 r6:eb6e1d8c r5:8556e000 [ 1340.357176][ T32] r4:8556e000 [ 1340.357224][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.357315][ T32] r5:8556e000 r4:8291a680 [ 1340.357375][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.357469][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.357575][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e1e08 [ 1340.357635][ T32] r4:00000000 [ 1340.357679][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.357779][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.357873][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.358006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85532880 [ 1340.358081][ T32] r4:00000000 [ 1340.358131][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.358232][ T32] r9:83018205 r8:8556e000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1340.358280][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.358430][ T32] r5:00001000 r4:eb45d000 [ 1340.358565][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.358673][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.358768][ T32] r5:855fd78c r4:855fd400 [ 1340.358817][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.358940][ T32] r7:ddde2d80 r6:83018200 r5:855fd78c r4:8553a480 [ 1340.358987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.359087][ T32] r10:61c88647 r9:8556e000 r8:8553a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.359137][ T32] r4:8553a480 [ 1340.359181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.359278][ T32] r10:00000000 r9:8553a480 r8:80287e08 r7:eb6d9e60 r6:855c4880 r5:8556e000 [ 1340.359330][ T32] r4:00000001 [ 1340.359374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.359484][ T32] Exception stack(0xeb6e1fb0 to 0xeb6e1ff8) [ 1340.359566][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.359629][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.359686][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.359747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.359791][ T32] r4:85532600 [ 1340.360611][ T32] INFO: task kworker/1:331:5118 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.360691][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.360817][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.360973][ T32] Call trace: [ 1340.361114][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.361296][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.361361][ T32] r4:00000000 [ 1340.361502][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.361607][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.361673][ T32] 5d20: bc70e000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.361986][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.362062][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.362223][ T32] r5:800d0013 r4:80239bb0 [ 1340.362517][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.362631][ T32] r4:82ac21e4 [ 1340.362676][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.362764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.362814][ T32] r4:e04c5dc0 [ 1340.362869][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.362959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.363184][ T32] r4:00000000 [ 1340.363242][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.363336][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.363383][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.363502][ T32] r5:00001000 r4:e00cd000 [ 1340.363625][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.363728][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.363815][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.363868][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.363961][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.364002][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.364105][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.364153][ T32] r4:84ddad80 [ 1340.364187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.364286][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1340.364365][ T32] r4:00000001 [ 1340.364416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.364499][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.364559][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.364618][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.364675][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.364752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.364817][ T32] r4:84cfd540 [ 1340.364880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.364937][ T32] INFO: task kworker/1:332:5119 blocked for more than 466 seconds. [ 1340.365007][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.365069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.365119][ T32] task:kworker/1:332 state:D stack:0 pid:5119 tgid:5119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.365271][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.365372][ T32] Call trace: [ 1340.365442][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.365543][ T32] r10:8291a684 r9:eb6e5d84 r8:00000002 r7:60000013 r6:eb6e5d8c r5:84e48000 [ 1340.365594][ T32] r4:84e48000 [ 1340.365642][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.365754][ T32] r5:84e48000 r4:8291a680 [ 1340.365807][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.390056][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.390247][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e5e08 [ 1340.390303][ T32] r4:00000000 [ 1340.390370][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.390465][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.390548][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.390651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855327c0 [ 1340.390701][ T32] r4:00000000 [ 1340.390761][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.390879][ T32] r9:83018205 r8:84e48000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1340.390931][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.391025][ T32] r5:00001000 r4:eb44b000 [ 1340.391070][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.391156][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.391247][ T32] r5:855fd38c r4:855fd000 [ 1340.391293][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.391394][ T32] r7:ddde2d80 r6:83018200 r5:855fd38c r4:8553a500 [ 1340.391446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.391544][ T32] r10:61c88647 r9:84e48000 r8:8553a52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.391593][ T32] r4:8553a500 [ 1340.391635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.391729][ T32] r10:00000000 r9:8553a500 r8:80287e08 r7:eb6e1e60 r6:855c4900 r5:84e48000 [ 1340.391827][ T32] r4:00000001 [ 1340.391883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.391967][ T32] Exception stack(0xeb6e5fb0 to 0xeb6e5ff8) [ 1340.392030][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.392110][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.392178][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.392240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.392290][ T32] r4:85532600 [ 1340.393105][ T32] INFO: task kworker/1:332:5119 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.393204][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.393393][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.393491][ T32] Call trace: [ 1340.393578][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.393747][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.393810][ T32] r4:00000000 [ 1340.393867][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.393977][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.394041][ T32] 5d20: bc8ff000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.394108][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.394166][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.394224][ T32] r5:800d0013 r4:80239bb0 [ 1340.394276][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.394359][ T32] r4:82ac21e4 [ 1340.394415][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.394515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.394582][ T32] r4:e04c5dc0 [ 1340.394633][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.394720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.394786][ T32] r4:00000000 [ 1340.394862][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.394963][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.395011][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.395103][ T32] r5:00001000 r4:e00cd000 [ 1340.395149][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.395235][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.395324][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.395369][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.395496][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.395554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.395672][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.395730][ T32] r4:84ddad80 [ 1340.395773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.406705][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1340.406862][ T32] r4:00000001 [ 1340.406917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.407037][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.407138][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.407213][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.407273][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.407339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.407387][ T32] r4:84cfd540 [ 1340.407437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.407520][ T32] INFO: task kworker/1:333:5121 blocked for more than 466 seconds. [ 1340.407591][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.407646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.407731][ T32] task:kworker/1:333 state:D stack:0 pid:5121 tgid:5121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.407908][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.408008][ T32] Call trace: [ 1340.408073][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.408180][ T32] r10:8291a684 r9:eb6e9d84 r8:00000002 r7:60000013 r6:eb6e9d8c r5:84e48c00 [ 1340.408262][ T32] r4:84e48c00 [ 1340.408375][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.408474][ T32] r5:84e48c00 r4:8291a680 [ 1340.408542][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.408667][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.408766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e9e08 [ 1340.408816][ T32] r4:00000000 [ 1340.408869][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.408943][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.409024][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.409114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85532c40 [ 1340.409181][ T32] r4:00000000 [ 1340.409234][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.409333][ T32] r9:83018205 r8:84e48c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1340.409382][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.409473][ T32] r5:00001000 r4:eb487000 [ 1340.409520][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.409606][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.409696][ T32] r5:855fe38c r4:855fe000 [ 1340.409742][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.409849][ T32] r7:ddde2d80 r6:83018200 r5:855fe38c r4:8553a580 [ 1340.409897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.410027][ T32] r10:61c88647 r9:84e48c00 r8:8553a5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.410081][ T32] r4:8553a580 [ 1340.410124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.410218][ T32] r10:00000000 r9:8553a580 r8:80287e08 r7:eb6e1e60 r6:855c4980 r5:84e48c00 [ 1340.410269][ T32] r4:00000001 [ 1340.410310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.410385][ T32] Exception stack(0xeb6e9fb0 to 0xeb6e9ff8) [ 1340.410443][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.410505][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.410585][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.410681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.410741][ T32] r4:85532a40 [ 1340.411580][ T32] INFO: task kworker/1:333:5121 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.411698][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.411877][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.411989][ T32] Call trace: [ 1340.412065][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.412174][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.412226][ T32] r4:00000000 [ 1340.412287][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.412389][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.412475][ T32] 5d20: bc8ff000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.412556][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.412614][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.412667][ T32] r5:800d0013 r4:80239bb0 [ 1340.412714][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.412829][ T32] r4:82ac21e4 [ 1340.412891][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.412990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.413040][ T32] r4:e04c5dc0 [ 1340.413082][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.413169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.413222][ T32] r4:00000000 [ 1340.413269][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.413358][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.413404][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.413487][ T32] r5:00001000 r4:e00cd000 [ 1340.413559][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.413651][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.413738][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.413783][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.413891][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.413947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.414076][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.414127][ T32] r4:84ddad80 [ 1340.414179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.414279][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1340.414342][ T32] r4:00000001 [ 1340.414401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.414490][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.414547][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.414621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.414683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.414759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.414816][ T32] r4:84cfd540 [ 1340.414894][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.414984][ T32] INFO: task kworker/1:334:5123 blocked for more than 466 seconds. [ 1340.415066][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.415127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.415187][ T32] task:kworker/1:334 state:D stack:0 pid:5123 tgid:5123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.415287][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.415396][ T32] Call trace: [ 1340.415484][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.415584][ T32] r10:8291a684 r9:eb6edd84 r8:00000002 r7:60000013 r6:eb6edd8c r5:84e49800 [ 1340.415636][ T32] r4:84e49800 [ 1340.415680][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.415767][ T32] r5:84e49800 r4:8291a680 [ 1340.415876][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.451008][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.451187][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ede08 [ 1340.451260][ T32] r4:00000000 [ 1340.451316][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.451410][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.451498][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.451585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855329c0 [ 1340.451634][ T32] r4:00000000 [ 1340.451831][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.452016][ T32] r9:83018205 r8:84e49800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1340.452076][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.452171][ T32] r5:00001000 r4:eb469000 [ 1340.452289][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.452383][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.452471][ T32] r5:855fdb8c r4:855fd800 [ 1340.452534][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.452638][ T32] r7:ddde2d80 r6:83018200 r5:855fdb8c r4:8553a600 [ 1340.452738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.452867][ T32] r10:61c88647 r9:84e49800 r8:8553a62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.452920][ T32] r4:8553a600 [ 1340.453003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.453106][ T32] r10:00000000 r9:8553a600 r8:80287e08 r7:eb6e9e60 r6:855c4a00 r5:84e49800 [ 1340.453153][ T32] r4:00000001 [ 1340.453198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.453277][ T32] Exception stack(0xeb6edfb0 to 0xeb6edff8) [ 1340.453337][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.453396][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.453681][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.453754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.453832][ T32] r4:85532a00 [ 1340.454655][ T32] INFO: task kworker/1:334:5123 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.454744][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.454958][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.455056][ T32] Call trace: [ 1340.455155][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.455260][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.455309][ T32] r4:00000000 [ 1340.455531][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.455638][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.455699][ T32] 5d20: bcd9f000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.455755][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.455803][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.473610][ T32] r5:800d0013 r4:80239bb0 [ 1340.473829][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.473981][ T32] r4:82ac21e4 [ 1340.474031][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.474118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.474169][ T32] r4:e04c5dc0 [ 1340.474213][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.474311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.474377][ T32] r4:00000000 [ 1340.474421][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.474558][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.474626][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.474724][ T32] r5:00001000 r4:e00cd000 [ 1340.474774][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.474872][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.474964][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.475008][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.475102][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.475147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.475264][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.475331][ T32] r4:84ddad80 [ 1340.475379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.475469][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1340.475532][ T32] r4:00000001 [ 1340.475580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.475726][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.475802][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.480527][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.480662][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.480730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.480813][ T32] r4:84cfd540 [ 1340.480878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.480940][ T32] INFO: task kworker/1:335:5125 blocked for more than 466 seconds. [ 1340.481005][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.481052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.481123][ T32] task:kworker/1:335 state:D stack:0 pid:5125 tgid:5125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.481273][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.481414][ T32] Call trace: [ 1340.481488][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.481595][ T32] r10:8291a684 r9:eb6f1d84 r8:00000002 r7:60000013 r6:eb6f1d8c r5:84e4a400 [ 1340.481655][ T32] r4:84e4a400 [ 1340.481701][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.481784][ T32] r5:84e4a400 r4:8291a680 [ 1340.481833][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.481925][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.482068][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f1e08 [ 1340.482125][ T32] r4:00000000 [ 1340.482167][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.482236][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.482349][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.482440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85532b00 [ 1340.482488][ T32] r4:00000000 [ 1340.482527][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.482614][ T32] r9:83018205 r8:84e4a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1340.482673][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.482782][ T32] r5:00001000 r4:eb47b000 [ 1340.482852][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.482938][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.483017][ T32] r5:855fdf8c r4:855fdc00 [ 1340.483058][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.483150][ T32] r7:ddde2d80 r6:83018200 r5:855fdf8c r4:8553a680 [ 1340.483194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.483281][ T32] r10:61c88647 r9:84e4a400 r8:8553a6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.483327][ T32] r4:8553a680 [ 1340.483367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.483477][ T32] r10:00000000 r9:8553a680 r8:80287e08 r7:eb6e9e60 r6:855c4a80 r5:84e4a400 [ 1340.483544][ T32] r4:00000001 [ 1340.483589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.483662][ T32] Exception stack(0xeb6f1fb0 to 0xeb6f1ff8) [ 1340.483716][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.483804][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.483871][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.483941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.483993][ T32] r4:85532cc0 [ 1340.484754][ T32] INFO: task kworker/1:335:5125 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.484918][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.485195][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.485313][ T32] Call trace: [ 1340.485391][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.485523][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.485582][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1340.485711][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 5 printk messages dropped ** [ 1340.503936][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1340.504205][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1340.504827][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.504912][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.504979][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.505081][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.505143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.505251][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.505296][ T32] r4:84ddad80 [ 1340.505350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.505447][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1340.505509][ T32] r4:00000001 [ 1340.505556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.505631][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.505685][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.505757][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.505901][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.520132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.520214][ T32] r4:84cfd540 [ 1340.520265][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.520413][ T32] INFO: task kworker/1:336:5128 blocked for more than 466 seconds. [ 1340.520492][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.520599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.520708][ T32] task:kworker/1:336 state:D stack:0 pid:5128 tgid:5128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.520945][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.521326][ T32] Call trace: [ 1340.521419][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.521604][ T32] r10:8291a684 r9:eb6f5d84 r8:00000002 r7:60000013 r6:eb6f5d8c r5:84e4b000 [ 1340.521713][ T32] r4:84e4b000 [ 1340.521761][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.521858][ T32] r5:84e4b000 r4:8291a680 [ 1340.521990][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.522096][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.522186][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f5e08 [ 1340.522233][ T32] r4:00000000 [ 1340.522274][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.522341][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.522412][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.522492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85532d80 [ 1340.522538][ T32] r4:00000000 [ 1340.522579][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.522668][ T32] r9:83018205 r8:84e4b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1340.522711][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.522791][ T32] r5:00001000 r4:eb499000 [ 1340.522910][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.523021][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.523114][ T32] r5:855fe78c r4:855fe400 [ 1340.523156][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.523248][ T32] r7:ddde2d80 r6:83018200 r5:855fe78c r4:8553a700 [ 1340.523291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.523378][ T32] r10:61c88647 r9:84e4b000 r8:8553a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.523421][ T32] r4:8553a700 [ 1340.523463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.523552][ T32] r10:00000000 r9:8553a700 r8:80287e08 r7:eb6e9e60 r6:855c4b00 r5:84e4b000 [ 1340.523596][ T32] r4:00000001 [ 1340.523634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.523708][ T32] Exception stack(0xeb6f5fb0 to 0xeb6f5ff8) [ 1340.523932][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.524037][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.524100][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.524156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.524206][ T32] r4:85532b40 [ 1340.524988][ T32] INFO: task kworker/1:336:5128 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.525070][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.525183][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.525266][ T32] Call trace: [ 1340.525326][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.525423][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.525470][ T32] r4:00000000 [ 1340.525512][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.525586][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.525640][ T32] 5d20: bd1f1000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.525697][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.525773][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.539633][ T32] r5:800d0013 r4:80239bb0 [ 1340.539832][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.539964][ T32] r4:82ac21e4 [ 1340.540085][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 1340.540376][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.541626][ T32] r5:84f0cb8c r4:84f0c800 ** 4 printk messages dropped ** [ 1340.542140][ T32] r4:84ddad80 ** 4 printk messages dropped ** [ 1340.542539][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 3 printk messages dropped ** [ 1340.542867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.543708][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.544354][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.545165][ T32] r9:83018205 r8:84e4bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 ** 4 printk messages dropped ** [ 1340.545593][ T32] r5:855fef8c r4:855fec00 [ 1340.545641][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1340.545805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.571962][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.573318][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.574051][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 8 printk messages dropped ** [ 1340.574987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 8 printk messages dropped ** [ 1340.591005][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.592227][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.593242][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.594448][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.595660][ T32] r9:83018205 r8:84e4c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 4 printk messages dropped ** [ 1340.611961][ T32] r5:855feb8c r4:855fe800 ** 1 printk messages dropped ** [ 1340.612243][ T32] r7:ddde2d80 r6:83018200 r5:855feb8c r4:8553a800 ** 4 printk messages dropped ** [ 1340.612718][ T32] r10:00000000 r9:8553a800 r8:80287e08 r7:eb6f9e60 r6:855c4c00 r5:84e4c800 ** 7 printk messages dropped ** [ 1340.613790][ T32] r4:85538780 ** 3 printk messages dropped ** [ 1340.615036][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.615713][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.615767][ T32] 5d20: bd92c000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.615833][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.636530][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.636705][ T32] r5:800d0013 r4:80239bb0 [ 1340.636756][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.636882][ T32] r4:82ac21e4 [ 1340.636924][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.637007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.637101][ T32] r4:e04c5dc0 [ 1340.637151][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.637350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.637403][ T32] r4:00000000 [ 1340.637591][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.637793][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.637862][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.638134][ T32] r5:00001000 r4:e00cd000 [ 1340.638223][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.638311][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.638509][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.638558][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.638707][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.638764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.638989][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.639042][ T32] r4:84ddad80 [ 1340.639191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.639377][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1340.639438][ T32] r4:00000001 [ 1340.639478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.639653][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.639715][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.639769][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.639933][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.639999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.640044][ T32] r4:84cfd540 [ 1340.640091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.640170][ T32] INFO: task kworker/1:339:5133 blocked for more than 467 seconds. [ 1340.640233][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.640280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.640323][ T32] task:kworker/1:339 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.640518][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.640604][ T32] Call trace: [ 1340.640812][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.640929][ T32] r10:8291a684 r9:eb701d84 r8:00000002 r7:60000013 r6:eb701d8c r5:84e4d400 [ 1340.640974][ T32] r4:84e4d400 [ 1340.641012][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.641093][ T32] r5:84e4d400 r4:8291a680 [ 1340.641132][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.641206][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.641286][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb701e08 [ 1340.641465][ T32] r4:00000000 [ 1340.641513][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.641583][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.641650][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.641793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85523200 [ 1340.641900][ T32] r4:00000000 [ 1340.641947][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.642076][ T32] r9:83018205 r8:84e4d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1340.642125][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.642206][ T32] r5:00001000 r4:eb703000 [ 1340.642247][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.642322][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.642410][ T32] r5:855ff38c r4:855ff000 [ 1340.642458][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1340.642733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.643292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.644730][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.645124][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1340.645813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 10 printk messages dropped ** [ 1340.677770][ T32] r5:84f0cb8c r4:84f0c800 ** 6 printk messages dropped ** [ 1340.678329][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 7 printk messages dropped ** [ 1340.679575][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1340.680022][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.680666][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1340.681233][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.681541][ T32] r5:00001000 r4:eb709000 ** 2 printk messages dropped ** [ 1340.681735][ T32] r5:855ff78c r4:855ff400 [ 1340.681776][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.681868][ T32] r7:ddde2d80 r6:83018200 r5:855ff78c r4:8553a900 [ 1340.681985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.682096][ T32] r10:61c88647 r9:84e4e000 r8:8553a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.682165][ T32] r4:8553a900 [ 1340.682209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.682380][ T32] r10:00000000 r9:8553a900 r8:80287e08 r7:eb701e60 r6:855c4d00 r5:84e4e000 [ 1340.682432][ T32] r4:00000001 [ 1340.682469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.682592][ T32] Exception stack(0xeb70dfb0 to 0xeb70dff8) [ 1340.682653][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.682708][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.682759][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.682813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.682906][ T32] r4:855231c0 [ 1340.683765][ T32] INFO: task kworker/1:340:5136 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.683879][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.684008][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.684096][ T32] Call trace: [ 1340.684158][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.684275][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.684331][ T32] r4:00000000 [ 1340.684378][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.684477][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.684540][ T32] 5d20: bde76000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.684623][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.684751][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.684827][ T32] r5:800d0013 r4:80239bb0 [ 1340.684882][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.684969][ T32] r4:82ac21e4 [ 1340.685065][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.685199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.685399][ T32] r4:e04c5dc0 [ 1340.685456][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.685556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.685609][ T32] r4:00000000 [ 1340.685651][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.685743][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.685981][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.706951][ T32] r5:00001000 r4:e00cd000 [ 1340.707039][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.707194][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.707286][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.707333][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.707431][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 2 printk messages dropped ** [ 1340.707609][ T32] r4:84ddad80 ** 2 printk messages dropped ** [ 1340.707781][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.708022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.708654][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.709381][ T32] r5:84e4ec00 r4:8291a680 ** 5 printk messages dropped ** [ 1340.709895][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.710711][ T32] r5:855ffb8c r4:855ff800 [ 1340.710753][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.710845][ T32] r7:ddde2d80 r6:83018200 r5:855ffb8c r4:8553a980 [ 1340.710887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.711664][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1340.713622][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 12 printk messages dropped ** [ 1340.714678][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1340.746961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1340.747322][ T32] task:kworker/1:342 state:D stack:0 pid:5140 tgid:5140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.747428][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.747542][ T32] Call trace: [ 1340.747605][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.747713][ T32] r10:8291a684 r9:eb721d84 r8:00000002 r7:60000013 r6:eb721d8c r5:84790000 [ 1340.747775][ T32] r4:84790000 [ 1340.747834][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.747918][ T32] r5:84790000 r4:8291a680 [ 1340.747962][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.748036][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.748119][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb721e08 [ 1340.748178][ T32] r4:00000000 [ 1340.748223][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.748307][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.748394][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.748481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85523600 [ 1340.748545][ T32] r4:00000000 [ 1340.748586][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.748677][ T32] r9:83018205 r8:84790000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1340.748724][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.748816][ T32] r5:00001000 r4:eb71d000 [ 1340.748867][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.748943][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.749043][ T32] r5:855fff8c r4:855ffc00 [ 1340.749094][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.749185][ T32] r7:ddde2d80 r6:83018200 r5:855fff8c r4:8553aa00 [ 1340.749226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.749313][ T32] r10:61c88647 r9:84790000 r8:8553aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.749357][ T32] r4:8553aa00 [ 1340.749412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.749506][ T32] r10:00000000 r9:8553aa00 r8:80287e08 r7:eb715e60 r6:855c4e00 r5:84790000 [ 1340.749553][ T32] r4:00000001 [ 1340.749591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.749662][ T32] Exception stack(0xeb721fb0 to 0xeb721ff8) [ 1340.749715][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.749772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.749833][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.749889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.749932][ T32] r4:85523400 [ 1340.750761][ T32] INFO: task kworker/1:342:5140 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.750836][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.750943][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.751343][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 11 printk messages dropped ** [ 1340.752023][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1340.752603][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 5 printk messages dropped ** [ 1340.752978][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.753395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.753981][ T32] Call trace: ** 7 printk messages dropped ** [ 1340.754662][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb729e08 ** 12 printk messages dropped ** [ 1340.755650][ T32] r5:8560078c r4:85600400 ** 1 printk messages dropped ** [ 1340.755946][ T32] r7:ddde2d80 r6:83018200 r5:8560078c r4:8553aa80 [ 1340.776704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.776957][ T32] r10:61c88647 r9:84790c00 r8:8553aaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.777024][ T32] r4:8553aa80 [ 1340.777072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.777170][ T32] r10:00000000 r9:8553aa80 r8:80287e08 r7:eb721e60 r6:855c4e80 r5:84790c00 [ 1340.777218][ T32] r4:00000001 [ 1340.777259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.777331][ T32] Exception stack(0xeb729fb0 to 0xeb729ff8) [ 1340.777387][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.777442][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.777494][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.777566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.777618][ T32] r4:85523540 [ 1340.778495][ T32] INFO: task kworker/1:343:5141 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.778689][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.779005][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.779175][ T32] Call trace: [ 1340.779247][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.779418][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.779473][ T32] r4:00000000 [ 1340.779512][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.779643][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.779705][ T32] 5d20: be48a000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.779763][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 5 printk messages dropped ** [ 1340.780171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 14 printk messages dropped ** [ 1340.781334][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1340.782454][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.783316][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1340.784307][ T32] r5:8560038c r4:85600000 [ 1340.784406][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1340.784811][ T32] r4:8553ab00 [ 1340.784900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.785061][ T32] r10:00000000 r9:8553ab00 r8:80287e08 r7:eb729e60 r6:855c4f00 r5:84791800 [ 1340.785166][ T32] r4:00000001 [ 1340.785221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.785305][ T32] Exception stack(0xeb72dfb0 to 0xeb72dff8) [ 1340.785363][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.785436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.785499][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.785561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.785612][ T32] r4:85523000 [ 1340.817166][ T32] INFO: task kworker/1:344:5143 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.817402][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.817558][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.817681][ T32] Call trace: [ 1340.817771][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.817887][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.817934][ T32] r4:00000000 [ 1340.818006][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.818091][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.818151][ T32] 5d20: be92c000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.818218][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.818270][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.818319][ T32] r5:800d0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1340.818461][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1340.818985][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1340.820033][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1340.821042][ T32] r5:84793000 r4:8291a680 ** 8 printk messages dropped ** [ 1340.821587][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.822063][ T32] r5:8563478c r4:85634400 ** 1 printk messages dropped ** [ 1340.822252][ T32] r7:dddced80 r6:83018000 r5:8563478c r4:855c4f80 ** 4 printk messages dropped ** [ 1340.822655][ T32] r10:00000000 r9:855c4f80 r8:80287e08 r7:eb625e60 r6:8552a000 r5:84793000 ** 7 printk messages dropped ** [ 1340.823182][ T32] r4:8551f1c0 [ 1340.823857][ T32] INFO: task kworker/0:662:5148 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.823924][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.824030][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.824135][ T32] Call trace: [ 1340.824236][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.824349][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.824429][ T32] r4:00000000 [ 1340.824520][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.824614][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.824675][ T32] 5d20: be92c000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.824735][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.824810][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.824905][ T32] r5:800d0013 r4:80239bb0 [ 1340.824955][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.825034][ T32] r4:82ac21e4 [ 1340.825076][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.825162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.825207][ T32] r4:e04c5dc0 [ 1340.825244][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.825354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.825404][ T32] r4:00000000 [ 1340.825514][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1340.847064][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 2 printk messages dropped ** [ 1340.847246][ T32] r4:84ddad80 [ 1340.847284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.847376][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1340.847448][ T32] r4:00000001 [ 1340.847528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.847611][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.847676][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.847736][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.847856][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.847921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1340.848435][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1340.849743][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.850791][ T32] r5:85600b8c r4:85600800 ** 1 printk messages dropped ** [ 1340.851021][ T32] r7:ddde2d80 r6:83018200 r5:85600b8c r4:8553ab80 ** 10 printk messages dropped ** [ 1340.851665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.853214][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.853739][ T32] r4:82ac21e4 [ 1340.853799][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.853927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.854016][ T32] r4:e04c5dc0 [ 1340.854070][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.854159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.854206][ T32] r4:00000000 [ 1340.854256][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.854359][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.854409][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.854503][ T32] r5:00001000 r4:e00cd000 [ 1340.854577][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.854683][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.854775][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.854832][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.854932][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.855001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.855105][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.855155][ T32] r4:84ddad80 [ 1340.855210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1340.855511][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 5 printk messages dropped ** [ 1340.884553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1340.885274][ T32] r4:84793c00 ** 4 printk messages dropped ** [ 1340.885608][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb735e08 ** 8 printk messages dropped ** [ 1340.897356][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.897745][ T32] r5:8560178c r4:85601400 [ 1340.897797][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.898179][ T32] r10:61c88647 r9:84793c00 r8:8553ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.898914][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.900387][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.900981][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1340.901801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 7 printk messages dropped ** [ 1340.902314][ T32] r5:00001000 r4:e00cd000 ** 6 printk messages dropped ** [ 1340.903097][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1340.903417][ T32] r4:00000001 [ 1340.903521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.903596][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.903649][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.903913][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.904156][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.904235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.904293][ T32] r4:84cfd540 [ 1340.904342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.904462][ T32] INFO: task kworker/0:663:5154 blocked for more than 467 seconds. [ 1340.904536][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.904594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.904640][ T32] task:kworker/0:663 state:D stack:0 pid:5154 tgid:5154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.904740][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.904840][ T32] Call trace: [ 1340.904909][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.905012][ T32] r10:8291a684 r9:eb595d84 r8:00000002 r7:60000113 r6:eb595d8c r5:84795400 [ 1340.905062][ T32] r4:84795400 [ 1340.905130][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.905226][ T32] r5:84795400 r4:8291a680 [ 1340.905285][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.905376][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.905471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb595e08 [ 1340.905552][ T32] r4:00000000 [ 1340.905618][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.905706][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.905799][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.928860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551fa00 [ 1340.928957][ T32] r4:00000000 [ 1340.929017][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.929137][ T32] r9:83018005 r8:84795400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1340.929181][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.929267][ T32] r5:00001000 r4:eaf7f000 [ 1340.929308][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.929383][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.929462][ T32] r5:85634f8c r4:85634c00 [ 1340.929551][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.929664][ T32] r7:dddced80 r6:83018000 r5:85634f8c r4:8552a180 [ 1340.929712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.929806][ T32] r10:61c88647 r9:84795400 r8:8552a1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.929858][ T32] r4:8552a180 [ 1340.929901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.930021][ T32] r10:00000000 r9:8552a180 r8:80287e08 r7:eb56de60 r6:8552a200 r5:84795400 [ 1340.930069][ T32] r4:00000001 [ 1340.930128][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.930208][ T32] Exception stack(0xeb595fb0 to 0xeb595ff8) [ 1340.930283][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.930346][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.930426][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.930488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.930536][ T32] r4:8551fa80 [ 1340.931291][ T32] INFO: task kworker/0:663:5154 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.931360][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.931511][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.931600][ T32] Call trace: [ 1340.931699][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.931802][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.931859][ T32] r4:00000000 [ 1340.931900][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.931975][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.932054][ T32] 5d20: bf177000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.932145][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.932205][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.932284][ T32] r5:800d0013 r4:80239bb0 [ 1340.932334][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.932415][ T32] r4:82ac21e4 [ 1340.932478][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.932685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.932738][ T32] r4:e04c5dc0 [ 1340.932812][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.932907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.932952][ T32] r4:00000000 [ 1340.933024][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.933119][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.933163][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.933311][ T32] r5:00001000 r4:e00cd000 [ 1340.933359][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.933437][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.933517][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.933557][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.933660][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.933707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.933799][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1340.934071][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 5 printk messages dropped ** [ 1340.934566][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.935131][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.935906][ T32] r5:84796000 r4:8291a680 ** 2 printk messages dropped ** [ 1340.953941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6dde08 ** 5 printk messages dropped ** [ 1340.954422][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.954712][ T32] r5:00001000 r4:eae2d000 ** 2 printk messages dropped ** [ 1340.954961][ T32] r5:85634b8c r4:85634800 [ 1340.955028][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.955143][ T32] r7:dddced80 r6:83018000 r5:85634b8c r4:8552a280 ** 1 printk messages dropped ** [ 1340.955329][ T32] r10:61c88647 r9:84796000 r8:8552a2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.955406][ T32] r4:8552a280 [ 1340.955480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.955576][ T32] r10:00000000 r9:8552a280 r8:80287e08 r7:eb595e60 r6:8552a300 r5:84796000 [ 1340.955636][ T32] r4:00000001 [ 1340.955680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.955791][ T32] Exception stack(0xeb6ddfb0 to 0xeb6ddff8) [ 1340.955860][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.956142][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.970276][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.970332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.970361][ T32] r4:8551fa80 [ 1340.970763][ T32] INFO: task kworker/0:664:5155 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.970802][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.970948][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.971154][ T32] Call trace: [ 1340.971194][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.971251][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.971276][ T32] r4:00000000 [ 1340.971297][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.971341][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.971370][ T32] 5d20: bf449000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.971441][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.971626][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.971656][ T32] r5:800d0013 r4:80239bb0 [ 1340.971679][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.971722][ T32] r4:82ac21e4 [ 1340.971762][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.971811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1340.971887][ T32] r4:e04c5dc0 [ 1340.971914][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.971959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1340.971981][ T32] r4:00000000 [ 1340.972166][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.972265][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.972292][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.972338][ T32] r5:00001000 r4:e00cd000 [ 1340.972360][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.972401][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.972706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.973977][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 8 printk messages dropped ** [ 1340.975017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1340.975172][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.975284][ T32] Call trace: [ 1340.975462][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.975575][ T32] r10:8291a684 r9:eb6cdd84 r8:00000002 r7:60000013 r6:eb6cdd8c r5:84796c00 [ 1340.975647][ T32] r4:84796c00 [ 1340.975704][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.975755][ T32] r5:84796c00 r4:8291a680 [ 1340.975777][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.975818][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.975989][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6cde08 [ 1340.984772][ T32] r4:00000000 [ 1340.984807][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.984868][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.984931][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.984983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551fcc0 [ 1340.985076][ T32] r4:00000000 [ 1340.985133][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.985188][ T32] r9:83018005 r8:84796c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1340.985212][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.985282][ T32] r5:00001000 r4:eafb9000 [ 1340.985339][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.985385][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.985429][ T32] r5:8563538c r4:85635000 [ 1340.985450][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.985589][ T32] r7:dddced80 r6:83018000 r5:8563538c r4:8552a380 [ 1340.985713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.985767][ T32] r10:61c88647 r9:84796c00 r8:8552a3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.985795][ T32] r4:8552a380 [ 1340.985818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.986162][ T32] r10:00000000 r9:8552a380 r8:80287e08 r7:eb595e60 r6:8552a400 r5:84796c00 [ 1340.986197][ T32] r4:00000001 [ 1340.986218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.986471][ T32] Exception stack(0xeb6cdfb0 to 0xeb6cdff8) ** 2 printk messages dropped ** [ 1340.986565][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.987230][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.988044][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1340.988306][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1340.989224][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.989678][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.989952][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.990363][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.990406][ T32] Call trace: [ 1340.990437][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.990488][ T32] r10:8291a684 r9:eb73dd84 r8:00000002 r7:60000113 r6:eb73dd8c r5:85668000 [ 1340.990584][ T32] r4:85668000 [ 1340.990609][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.990654][ T32] r5:85668000 r4:8291a680 [ 1340.990694][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.990743][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.990790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 [ 1340.990813][ T32] r4:00000000 [ 1340.990839][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.990876][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1340.990910][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1340.990998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855285c0 [ 1340.991088][ T32] r4:00000000 [ 1340.991113][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1340.991159][ T32] r9:83018005 r8:85668000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.991182][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.991224][ T32] r5:00001000 r4:eb32f000 [ 1340.991244][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.991284][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.991325][ T32] r5:85636b8c r4:85636800 [ 1340.991345][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.991601][ T32] r7:dddced80 r6:83018000 r5:85636b8c r4:8552a480 [ 1340.991627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.991675][ T32] r10:61c88647 r9:85668000 r8:8552a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.991698][ T32] r4:8552a480 [ 1340.991718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.991763][ T32] r10:00000000 r9:8552a480 r8:80287e08 r7:eb6cde60 r6:8552a500 r5:85668000 [ 1340.991785][ T32] r4:00000001 [ 1340.991805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.991847][ T32] Exception stack(0xeb73dfb0 to 0xeb73dff8) [ 1340.991874][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.991903][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.991931][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.991959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.991982][ T32] r4:8551fc00 [ 1340.992263][ T32] INFO: task kworker/0:666:5160 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1340.992302][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.992357][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.992401][ T32] Call trace: [ 1340.992432][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.992484][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1340.992507][ T32] r4:00000000 [ 1340.992705][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.992751][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1340.992840][ T32] 5d20: bf449000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1340.992875][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1340.992903][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1340.993027][ T32] r5:800d0013 r4:80239bb0 [ 1340.993052][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1340.993250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 5 printk messages dropped ** [ 1340.993448][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.993470][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1340.993582][ T32] r5:00001000 r4:e00cd000 [ 1340.993608][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1340.993649][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.993691][ T32] r5:84f0cb8c r4:84f0c800 [ 1340.993711][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.993756][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1340.993777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.993859][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.993888][ T32] r4:84ddad80 [ 1340.993908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.993968][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1340.993993][ T32] r4:00000001 [ 1340.994013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.994048][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1340.994074][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.994103][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.994130][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.994159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.994184][ T32] r4:84cfd540 [ 1340.994204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.994230][ T32] INFO: task kworker/1:347:5161 blocked for more than 467 seconds. [ 1340.994288][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.994320][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.994343][ T32] task:kworker/1:347 state:D stack:0 pid:5161 tgid:5161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.994450][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.994501][ T32] Call trace: [ 1340.994547][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1340.994600][ T32] r10:8291a684 r9:eb741d84 r8:00000002 r7:60000113 r6:eb741d8c r5:8558e000 [ 1340.994623][ T32] r4:8558e000 [ 1340.994644][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1340.994686][ T32] r5:8558e000 r4:8291a680 [ 1340.994706][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.994745][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.994801][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb741e08 [ 1340.994834][ T32] r4:00000000 [ 1340.994885][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1340.994927][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1340.995146][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.995363][ T32] r5:85600f8c r4:85600c00 [ 1340.995382][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.995494][ T32] r10:61c88647 r9:8558e000 r8:8553acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1340.995583][ T32] r10:00000000 r9:8553ac80 r8:80287e08 r7:eb735e60 r6:8553ad00 r5:8558e000 [ 1340.995605][ T32] r4:00000001 [ 1340.995625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.995697][ T32] Exception stack(0xeb741fb0 to 0xeb741ff8) [ 1340.995728][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.995761][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.995794][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.995863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.029546][ T32] r4:85523b00 [ 1341.030421][ T32] INFO: task kworker/1:347:5161 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1341.030502][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.030677][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.030801][ T32] Call trace: [ 1341.030908][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.031059][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.031114][ T32] r4:00000000 [ 1341.031187][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.031274][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.031332][ T32] 5d20: bfa8c000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.031424][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.031514][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.031568][ T32] r5:800d0013 r4:80239bb0 [ 1341.031611][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.031691][ T32] r4:82ac21e4 [ 1341.031732][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.031846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1341.031900][ T32] r4:e04c5dc0 [ 1341.031943][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.032058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.032109][ T32] r4:00000000 [ 1341.032216][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1341.032728][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1341.033233][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.033569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.034273][ T32] r10:8291a684 r9:eb745d84 r8:00000002 r7:60000013 r6:eb745d8c r5:8558ec00 ** 6 printk messages dropped ** [ 1341.034800][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.035111][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.035420][ T32] r5:00001000 r4:eafdd000 ** 2 printk messages dropped ** [ 1341.035613][ T32] r5:8563578c r4:85635400 [ 1341.035652][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.057065][ T32] r10:61c88647 r9:8558ec00 r8:8552a5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.057929][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.059468][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.060000][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1341.060638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 6 printk messages dropped ** [ 1341.061352][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.062814][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.062868][ T32] r4:84ddad80 [ 1341.062928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.063021][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1341.063068][ T32] r4:00000001 [ 1341.063107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.063447][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1341.063507][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.063563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.063650][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.063825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.063890][ T32] r4:84cfd540 [ 1341.063953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.064015][ T32] INFO: task kworker/0:668:5166 blocked for more than 467 seconds. [ 1341.064080][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.064128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.064169][ T32] task:kworker/0:668 state:D stack:0 pid:5166 tgid:5166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.064269][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.064359][ T32] Call trace: [ 1341.064534][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1341.064682][ T32] r10:8291a684 r9:eb739d84 r8:00000002 r7:60000113 r6:eb739d8c r5:8558d400 [ 1341.064740][ T32] r4:8558d400 [ 1341.064783][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1341.064872][ T32] r5:8558d400 r4:8291a680 [ 1341.064912][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.064988][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.065071][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb739e08 [ 1341.065120][ T32] r4:00000000 [ 1341.065190][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1341.065295][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1341.065368][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.065445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85528100 [ 1341.065488][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.065612][ T32] r9:83018005 r8:8558d400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 4 printk messages dropped ** [ 1341.090674][ T32] r5:85635b8c r4:85635800 [ 1341.090720][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.090983][ T32] r10:61c88647 r9:8558d400 r8:8552a62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.091511][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.092771][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.093366][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1341.093994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 5 printk messages dropped ** [ 1341.094435][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 8 printk messages dropped ** [ 1341.095078][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.095636][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1341.095784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.095905][ T32] r4:84cfd540 [ 1341.113563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.113688][ T32] INFO: task kworker/1:348:5167 blocked for more than 467 seconds. [ 1341.113760][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.113829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.113883][ T32] task:kworker/1:348 state:D stack:0 pid:5167 tgid:5167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.114032][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.114152][ T32] Call trace: [ 1341.114267][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1341.114386][ T32] r10:8291a684 r9:eb749d84 r8:00000002 r7:60000113 r6:eb749d8c r5:8558b000 [ 1341.114440][ T32] r4:8558b000 [ 1341.114491][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1341.114584][ T32] r5:8558b000 r4:8291a680 [ 1341.114649][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.114741][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.114879][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 [ 1341.114949][ T32] r4:00000000 [ 1341.114995][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1341.115066][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1341.115143][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.115224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85523fc0 [ 1341.115269][ T32] r4:00000000 [ 1341.115310][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.115399][ T32] r9:83018205 r8:8558b000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1341.115442][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.115523][ T32] r5:00001000 r4:eb04b000 [ 1341.115563][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.115658][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.115747][ T32] r5:8560138c r4:85601000 [ 1341.115789][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.126629][ T32] r7:ddde2d80 r6:83018200 r5:8560138c r4:8553ae80 [ 1341.126711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.126857][ T32] r10:61c88647 r9:8558b000 r8:8553aeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.126907][ T32] r4:8553ae80 [ 1341.126952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.127054][ T32] r10:00000000 r9:8553ae80 r8:80287e08 r7:eb735e60 r6:8553af00 r5:8558b000 [ 1341.127104][ T32] r4:00000001 [ 1341.127147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.127245][ T32] Exception stack(0xeb749fb0 to 0xeb749ff8) [ 1341.127309][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.127366][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.127445][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.127509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.127556][ T32] r4:85523c40 [ 1341.128365][ T32] INFO: task kworker/1:348:5167 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1341.128434][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.129097][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1341.129682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 7 printk messages dropped ** [ 1341.130254][ T32] r5:00001000 r4:e00cd000 ** 6 printk messages dropped ** [ 1341.130763][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1341.131121][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 5 printk messages dropped ** [ 1341.131485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1341.132147][ T32] r4:8558bc00 ** 4 printk messages dropped ** [ 1341.132480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 ** 7 printk messages dropped ** [ 1341.133035][ T32] r9:83018205 r8:8558bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 4 printk messages dropped ** [ 1341.133384][ T32] r5:85601b8c r4:85601800 [ 1341.133472][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.133783][ T32] r4:8553af80 [ 1341.133857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.133949][ T32] r10:00000000 r9:8553af80 r8:80287e08 r7:eb735e60 r6:8552c000 r5:8558bc00 [ 1341.134015][ T32] r4:00000001 [ 1341.134056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.134127][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) [ 1341.134179][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.134243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.134308][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.134373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.134439][ T32] r4:85523c40 [ 1341.134993][ T32] INFO: task kworker/1:349:5168 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1341.135070][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.135190][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.135282][ T32] Call trace: [ 1341.135347][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.135503][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.135564][ T32] r4:00000000 [ 1341.135609][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.135712][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.135777][ T32] 5d20: bffb7000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.135917][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.156412][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.156471][ T32] r5:800d0013 r4:80239bb0 [ 1341.156499][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.156567][ T32] r4:82ac21e4 [ 1341.156614][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.156666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1341.156691][ T32] r4:e04c5dc0 [ 1341.156756][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.156810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.156842][ T32] r4:00000000 [ 1341.156866][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.156915][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.156937][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.156983][ T32] r5:00001000 r4:e00cd000 [ 1341.157004][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.157046][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.157093][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.157113][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.157163][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1341.157184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.157231][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.157254][ T32] r4:84ddad80 [ 1341.157274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.157320][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1341.157371][ T32] r4:00000001 [ 1341.157403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.157444][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1341.157472][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.157502][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.157530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.157559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.157583][ T32] r4:84cfd540 [ 1341.157607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.157663][ T32] INFO: task kworker/0:669:5170 blocked for more than 467 seconds. [ 1341.157703][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.157748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.157775][ T32] task:kworker/0:669 state:D stack:0 pid:5170 tgid:5170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.157840][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.157969][ T32] Call trace: [ 1341.158074][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1341.158156][ T32] r10:8291a684 r9:eb755d84 r8:00000002 r7:60000013 r6:eb755d8c r5:85568000 [ 1341.158185][ T32] r4:85568000 [ 1341.158206][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1341.158251][ T32] r5:85568000 r4:8291a680 [ 1341.158271][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.158312][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.158357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 [ 1341.158380][ T32] r4:00000000 [ 1341.158402][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1341.158438][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1341.158473][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.158515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855282c0 [ 1341.158538][ T32] r4:00000000 [ 1341.158558][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.158826][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.158874][ T32] r5:85635f8c r4:85635c00 ** 2 printk messages dropped ** [ 1341.159043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.159392][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.159996][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.160055][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.160101][ T32] Call trace: [ 1341.160289][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.160347][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.160372][ T32] r4:00000000 [ 1341.160557][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.160607][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.160639][ T32] 5d20: c0258000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.160684][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.160716][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.160858][ T32] r5:800d0013 r4:80239bb0 [ 1341.160889][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.160932][ T32] r4:82ac21e4 [ 1341.160979][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.161056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1341.161133][ T32] r4:e04c5dc0 [ 1341.161159][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.161207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.161234][ T32] r4:00000000 [ 1341.161259][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.161311][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.161335][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.161381][ T32] r5:00001000 r4:e00cd000 [ 1341.161405][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.161448][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.161495][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.161700][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.161817][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1341.161885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.162017][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.162071][ T32] r4:84ddad80 [ 1341.162119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.162219][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1341.162274][ T32] r4:00000001 [ 1341.162318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.162392][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1341.162477][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.162553][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.162620][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.162687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.162758][ T32] r4:84cfd540 [ 1341.162815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.162884][ T32] INFO: task kworker/0:670:5171 blocked for more than 467 seconds. [ 1341.162947][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.163039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1341.163205][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.163929][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1341.164089][ T32] r4:00000000 [ 1341.164139][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1341.164247][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1341.164346][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.164523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855283c0 [ 1341.164568][ T32] r4:00000000 [ 1341.164594][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.164641][ T32] r9:83018005 r8:85590000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1341.164664][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.164707][ T32] r5:00001000 r4:eb17d000 [ 1341.164728][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.164789][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.164940][ T32] r5:8563638c r4:85636000 [ 1341.165013][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.165065][ T32] r7:dddced80 r6:83018000 r5:8563638c r4:8552a700 [ 1341.165111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.165168][ T32] r10:61c88647 r9:85590000 r8:8552a72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.165194][ T32] r4:8552a700 [ 1341.165215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.165262][ T32] r10:00000000 r9:8552a700 r8:80287e08 r7:eb73de60 r6:8552c100 r5:85590000 [ 1341.165286][ T32] r4:00000001 [ 1341.165306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.165343][ T32] Exception stack(0xeb759fb0 to 0xeb759ff8) [ 1341.165373][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.165415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.165449][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.192669][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.193168][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 6 printk messages dropped ** [ 1341.193444][ T32] r4:e04c5dc0 ** 4 printk messages dropped ** [ 1341.193748][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 7 printk messages dropped ** [ 1341.194176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.194475][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 4 printk messages dropped ** [ 1341.194627][ T32] r4:84cfd540 ** 4 printk messages dropped ** [ 1341.194774][ T32] task:kworker/0:671 state:D stack:0 pid:5174 tgid:5174 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.195713][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1341.210506][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.210809][ T32] r5:00001000 r4:eb2d3000 [ 1341.210877][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.210965][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.211035][ T32] r5:8563678c r4:85636400 [ 1341.211064][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.211119][ T32] r7:dddced80 r6:83018000 r5:8563678c r4:8552a780 [ 1341.211142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.211190][ T32] r10:61c88647 r9:85590c00 r8:8552a7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.211216][ T32] r4:8552a780 [ 1341.211249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.211319][ T32] r10:00000000 r9:8552a780 r8:80287e08 r7:eb73de60 r6:8552c180 r5:85590c00 [ 1341.211350][ T32] r4:00000001 [ 1341.211373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.211415][ T32] Exception stack(0xeb765fb0 to 0xeb765ff8) [ 1341.211447][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.211479][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.211507][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.211539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.211563][ T32] r4:85528340 [ 1341.212033][ T32] INFO: task kworker/0:671:5174 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1341.212133][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.212230][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.212284][ T32] Call trace: [ 1341.212329][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.212390][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.212417][ T32] r4:00000000 [ 1341.212439][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.212482][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.212511][ T32] 5d20: c08a1000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.212540][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.212568][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.212630][ T32] r5:800d0013 r4:80239bb0 [ 1341.212657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.212700][ T32] r4:82ac21e4 [ 1341.212721][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.212813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1341.212855][ T32] r4:e04c5dc0 [ 1341.212881][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.212930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.212954][ T32] r4:00000000 [ 1341.212974][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.213043][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.213070][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.213117][ T32] r5:00001000 r4:e00cd000 [ 1341.213138][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.213177][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.213223][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.213243][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.213290][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1341.213312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.213383][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.213434][ T32] r4:84ddad80 [ 1341.213458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.213507][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1341.213531][ T32] r4:00000001 [ 1341.213550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.213585][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1341.213613][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.213641][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.213886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1341.214309][ T32] r5:85591800 r4:8291a680 ** 2 printk messages dropped ** [ 1341.214447][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb771e08 ** 5 printk messages dropped ** [ 1341.214633][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.214902][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.214946][ T32] r5:85636f8c r4:85636c00 ** 2 printk messages dropped ** [ 1341.215068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.215611][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.237219][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 5 printk messages dropped ** [ 1341.237467][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.237494][ T32] r5:800d0013 r4:80239bb0 [ 1341.237517][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.237564][ T32] r4:82ac21e4 [ 1341.237587][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.237666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1341.237695][ T32] r4:e04c5dc0 [ 1341.237717][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.237786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.237812][ T32] r4:00000000 [ 1341.237840][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.237892][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.237969][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.238023][ T32] r5:00001000 r4:e00cd000 [ 1341.238117][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.238174][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.238224][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.238247][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.238333][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1341.238361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.238416][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.238442][ T32] r4:84ddad80 [ 1341.238463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.238517][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1341.238543][ T32] r4:00000001 [ 1341.238565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.238605][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1341.238637][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.238670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.238700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.238732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.238780][ T32] r4:84cfd540 [ 1341.238816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.238868][ T32] INFO: task kworker/0:673:5179 blocked for more than 467 seconds. [ 1341.238905][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.238933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.239008][ T32] task:kworker/0:673 state:D stack:0 pid:5179 tgid:5179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.239062][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.239108][ T32] Call trace: [ 1341.239142][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1341.239197][ T32] r10:8291a684 r9:eb779d84 r8:00000002 r7:60000013 r6:eb779d8c r5:85594800 [ 1341.239221][ T32] r4:85594800 [ 1341.239266][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1341.239372][ T32] r5:85594800 r4:8291a680 [ 1341.239541][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.239588][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.239634][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb779e08 [ 1341.239687][ T32] r4:00000000 [ 1341.239712][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1341.239749][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1341.239785][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.239834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85528c80 [ 1341.239858][ T32] r4:00000000 [ 1341.239879][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.239926][ T32] r9:83018005 r8:85594800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1341.240006][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.240055][ T32] r5:00001000 r4:eb557000 [ 1341.240086][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.240175][ T32] r5:85637f8c r4:85637c00 [ 1341.240195][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.240289][ T32] r7:dddced80 r6:83018000 r5:85637f8c r4:8552a880 [ 1341.240317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.240367][ T32] r10:61c88647 r9:85594800 r8:8552a8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.240437][ T32] r4:8552a880 [ 1341.240461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.240510][ T32] r10:00000000 r9:8552a880 r8:80287e08 r7:eb771e60 r6:8552c280 r5:85594800 [ 1341.240545][ T32] r4:00000001 [ 1341.240568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.240615][ T32] Exception stack(0xeb779fb0 to 0xeb779ff8) [ 1341.240646][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.240677][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.240705][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.240735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.240759][ T32] r4:855286c0 [ 1341.241050][ T32] INFO: task kworker/0:673:5179 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1341.241087][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.241267][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.241478][ T32] Call trace: [ 1341.241513][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.241569][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.241593][ T32] r4:00000000 [ 1341.241613][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.241652][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.241681][ T32] 5d20: c0ce2000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.241711][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.241738][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.241808][ T32] r5:800d0013 r4:80239bb0 [ 1341.241839][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.241881][ T32] r4:82ac21e4 [ 1341.241902][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.241945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1341.241984][ T32] r4:e04c5dc0 [ 1341.242005][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.242048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.242071][ T32] r4:00000000 [ 1341.242091][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.242300][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.242576][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 7 printk messages dropped ** [ 1341.242815][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1341.243108][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.243827][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.243922][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 [ 1341.244051][ T32] r4:00000000 [ 1341.244109][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1341.244198][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1341.244284][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.244381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85528900 [ 1341.244433][ T32] r4:00000000 [ 1341.244484][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.244577][ T32] r9:83018005 r8:85593000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1341.244642][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.244760][ T32] r5:00001000 r4:eb523000 [ 1341.244817][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.244916][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.245005][ T32] r5:8563738c r4:85637000 [ 1341.245050][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.245201][ T32] r7:dddced80 r6:83018000 r5:8563738c r4:8552a900 [ 1341.245257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.245371][ T32] r10:61c88647 r9:85593000 r8:8552a92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.245428][ T32] r4:8552a900 [ 1341.245485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.245587][ T32] r10:00000000 r9:8552a900 r8:80287e08 r7:eb779e60 r6:8552c300 r5:85593000 [ 1341.245633][ T32] r4:00000001 [ 1341.245672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.245746][ T32] Exception stack(0xeb77dfb0 to 0xeb77dff8) [ 1341.245801][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.245934][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.261902][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.261995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.262035][ T32] r4:855286c0 [ 1341.262491][ T32] INFO: task kworker/0:674:5180 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1341.262532][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.262605][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.262670][ T32] Call trace: [ 1341.262704][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.262764][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.262789][ T32] r4:00000000 [ 1341.262832][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.262882][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.262982][ T32] 5d20: c0ce2000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.263031][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.263064][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.263090][ T32] r5:800d0013 r4:80239bb0 [ 1341.263113][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.263156][ T32] r4:82ac21e4 [ 1341.263177][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.263221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1341.263246][ T32] r4:e04c5dc0 [ 1341.263267][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.263310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.263406][ T32] r4:00000000 [ 1341.263432][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.263481][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.263503][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.263546][ T32] r5:00001000 r4:e00cd000 [ 1341.263567][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.263625][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.263675][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.263696][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.263758][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1341.263785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.263863][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.263891][ T32] r4:84ddad80 [ 1341.263913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.263997][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1341.264026][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1341.264106][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 9 printk messages dropped ** [ 1341.264654][ T32] task:kworker/0:675 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.265294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 ** 12 printk messages dropped ** [ 1341.283939][ T32] r5:8563778c r4:85637400 ** 1 printk messages dropped ** [ 1341.284010][ T32] r7:dddced80 r6:83018000 r5:8563778c r4:8552a980 ** 12 printk messages dropped ** [ 1341.284595][ T32] r4:85528c40 ** 1 printk messages dropped ** [ 1341.285097][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.285172][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.285222][ T32] Call trace: [ 1341.285255][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.285322][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.285353][ T32] r4:00000000 [ 1341.285375][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.285488][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.285523][ T32] 5d20: c0f8f000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.285555][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.285611][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.285733][ T32] r5:800d0013 r4:80239bb0 [ 1341.285776][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.285875][ T32] r4:82ac21e4 [ 1341.301247][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.301450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1341.301515][ T32] r4:e04c5dc0 [ 1341.301561][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.301652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.301700][ T32] r4:00000000 [ 1341.301747][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.301853][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.301901][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.302049][ T32] r5:00001000 r4:e00cd000 [ 1341.302114][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.302194][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.302272][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.302336][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.302469][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1341.302539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.302632][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.302673][ T32] r4:84ddad80 [ 1341.302711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.302794][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1341.302848][ T32] r4:00000001 [ 1341.302889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.302960][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1341.303041][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.303109][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.303169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.303246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.303305][ T32] r4:84cfd540 [ 1341.303358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.303424][ T32] INFO: task kworker/0:676:5185 blocked for more than 467 seconds. ** 1 printk messages dropped ** [ 1341.303544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1341.304088][ T32] r4:85595400 ** 4 printk messages dropped ** [ 1341.304486][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 ** 5 printk messages dropped ** [ 1341.304911][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.305252][ T32] r5:00001000 r4:eb541000 ** 2 printk messages dropped ** [ 1341.305469][ T32] r5:85637b8c r4:85637800 [ 1341.305514][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.305585][ T32] r7:dddced80 r6:83018000 r5:85637b8c r4:8552aa00 ** 1 printk messages dropped ** [ 1341.305708][ T32] r10:61c88647 r9:85595400 r8:8552aa2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.309671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.310406][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.310815][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 4 printk messages dropped ** [ 1341.311010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1341.311487][ T32] r5:00001000 r4:e00cd000 [ 1341.311508][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.311593][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.311777][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.311803][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.311888][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1341.311940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.312039][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.312096][ T32] r4:84ddad80 [ 1341.312158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.312259][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1341.312309][ T32] r4:00000001 [ 1341.312356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.312457][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1341.312532][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.312610][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.312676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.312738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.312787][ T32] r4:84cfd540 [ 1341.312850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.312917][ T32] INFO: task kworker/0:677:5186 blocked for more than 467 seconds. [ 1341.312988][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.313041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.313087][ T32] task:kworker/0:677 state:D stack:0 pid:5186 tgid:5186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.313185][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.313324][ T32] Call trace: [ 1341.313436][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1341.313494][ T32] r10:8291a684 r9:eb795d84 r8:00000002 r7:60000113 r6:eb795d8c r5:85596000 [ 1341.313663][ T32] r4:85596000 [ 1341.313690][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1341.313739][ T32] r5:85596000 r4:8291a680 [ 1341.313763][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.313805][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.313857][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 [ 1341.313982][ T32] r4:00000000 [ 1341.314037][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1341.314130][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1341.314217][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1341.314540][ T32] r9:83018005 r8:85596000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 4 printk messages dropped ** [ 1341.314927][ T32] r5:8563c78c r4:8563c400 ** 1 printk messages dropped ** [ 1341.315069][ T32] r7:dddced80 r6:83018000 r5:8563c78c r4:8552aa80 ** 4 printk messages dropped ** [ 1341.315434][ T32] r10:00000000 r9:8552aa80 r8:80287e08 r7:eb779e60 r6:8552c480 r5:85596000 ** 9 printk messages dropped ** [ 1341.337841][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1341.339213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 1 printk messages dropped ** [ 1341.339410][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.339512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.339539][ T32] r4:00000000 [ 1341.339561][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.339611][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.339669][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.339761][ T32] r5:00001000 r4:e00cd000 [ 1341.339786][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.339835][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.339881][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.339937][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.339992][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1341.340014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.340061][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.340169][ T32] r4:84ddad80 [ 1341.340233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.340294][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1341.340343][ T32] r4:00000001 [ 1341.340367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.340404][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1341.340431][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.340485][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.340517][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.340547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.340571][ T32] r4:84cfd540 [ 1341.340599][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.340632][ T32] INFO: task kworker/0:678:5188 blocked for more than 467 seconds. [ 1341.340667][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 2 printk messages dropped ** [ 1341.340762][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.341015][ T32] r5:85593c00 r4:8291a680 [ 1341.341035][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.341075][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.341118][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb74de08 [ 1341.341141][ T32] r4:00000000 [ 1341.341203][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1341.341244][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1341.341280][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.341324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85528f00 [ 1341.341346][ T32] r4:00000000 [ 1341.341366][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1341.341578][ T32] r5:8563c38c r4:8563c000 [ 1341.341599][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.341712][ T32] r10:61c88647 r9:85593c00 r8:8552ab2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.342151][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.342793][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.343195][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 2 printk messages dropped ** [ 1341.343279][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 6 printk messages dropped ** [ 1341.343617][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1341.343915][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.344006][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.344067][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.344121][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1341.344143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.344196][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.344252][ T32] r4:84ddad80 [ 1341.344298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.344419][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1341.344485][ T32] r4:00000001 [ 1341.344528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.344639][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1341.344714][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.344775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.344840][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.344905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.344957][ T32] r4:84cfd540 [ 1341.345002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.345054][ T32] INFO: task kworker/1:350:5191 blocked for more than 467 seconds. [ 1341.345117][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.345169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.345215][ T32] task:kworker/1:350 state:D stack:0 pid:5191 tgid:5191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.345314][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.345406][ T32] Call trace: [ 1341.345471][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1341.345570][ T32] r10:8291a684 r9:eb75dd84 r8:00000002 r7:60000113 r6:eb75dd8c r5:85668c00 [ 1341.345621][ T32] r4:85668c00 [ 1341.345666][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1341.345754][ T32] r5:85668c00 r4:8291a680 [ 1341.345791][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.345871][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.379342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb75de08 [ 1341.379424][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.379643][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1341.380288][ T32] r5:8560238c r4:85602000 [ 1341.380376][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.380482][ T32] r7:ddde2d80 r6:83018200 r5:8560238c r4:8552c580 ** 1 printk messages dropped ** [ 1341.380680][ T32] r10:61c88647 r9:85668c00 r8:8552c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.381255][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.382524][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.382647][ T32] Call trace: [ 1341.382827][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.382953][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.383009][ T32] r4:00000000 [ 1341.383052][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.383189][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.383260][ T32] 5d20: c1907000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.383337][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.383399][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.383464][ T32] r5:800d0013 r4:80239bb0 [ 1341.383515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.383647][ T32] r4:82ac21e4 [ 1341.383695][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.383781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1341.383833][ T32] r4:e04c5dc0 [ 1341.383874][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.383968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.384070][ T32] r4:00000000 [ 1341.384126][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.384214][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.384278][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.384374][ T32] r5:00001000 r4:e00cd000 [ 1341.384422][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.384515][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.384604][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.384649][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.384755][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1341.384842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.384949][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.384997][ T32] r4:84ddad80 [ 1341.385039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.385150][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1341.385209][ T32] r4:00000001 [ 1341.385255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.385332][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1341.385409][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.385481][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.385544][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.385610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.385661][ T32] r4:84cfd540 [ 1341.385708][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.385796][ T32] INFO: task kworker/1:351:5193 blocked for more than 467 seconds. [ 1341.406829][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.407029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.407091][ T32] task:kworker/1:351 state:D stack:0 pid:5193 tgid:5193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.407244][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.407379][ T32] Call trace: [ 1341.407456][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1341.407582][ T32] r10:8291a684 r9:eb79dd84 r8:00000002 r7:60000113 r6:eb79dd8c r5:8566b000 [ 1341.407636][ T32] r4:8566b000 [ 1341.407682][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1341.407777][ T32] r5:8566b000 r4:8291a680 [ 1341.407832][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.407920][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.408011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 [ 1341.408065][ T32] r4:00000000 [ 1341.408112][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1341.408299][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1341.408723][ T32] r5:00001000 r4:eb365000 ** 2 printk messages dropped ** [ 1341.408944][ T32] r5:85601f8c r4:85601c00 [ 1341.408989][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.409090][ T32] r7:ddde2d80 r6:83018200 r5:85601f8c r4:8552c600 ** 1 printk messages dropped ** [ 1341.409232][ T32] r10:61c88647 r9:8566b000 r8:8552c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.409860][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.411112][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.411207][ T32] Call trace: [ 1341.411290][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.411399][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.411449][ T32] r4:00000000 [ 1341.411496][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.411599][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.411664][ T32] 5d20: c1ad9000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.411731][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.411791][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.411858][ T32] r5:800d0013 r4:80239bb0 [ 1341.411905][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.411990][ T32] r4:82ac21e4 [ 1341.412036][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.412125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1341.412176][ T32] r4:e04c5dc0 [ 1341.412217][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.412301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.412366][ T32] r4:00000000 [ 1341.412434][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.412535][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.412586][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.412670][ T32] r5:00001000 r4:e00cd000 [ 1341.412715][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.412794][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.412898][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.412960][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.413063][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1341.413113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.413225][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.413289][ T32] r4:84ddad80 [ 1341.413371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.413477][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1341.413528][ T32] r4:00000001 [ 1341.413586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.413672][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1341.413744][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.413821][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.413881][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.414369][ T32] task:kworker/0:679 state:D stack:0 pid:5194 tgid:5194 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.415212][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb799e08 ** 7 printk messages dropped ** [ 1341.415780][ T32] r9:83018005 r8:8566a400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 4 printk messages dropped ** [ 1341.440817][ T32] r5:8563cb8c r4:8563c800 [ 1341.440877][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.441148][ T32] r10:61c88647 r9:8566a400 r8:8552acac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1341.441363][ T32] r10:00000000 r9:8552ac80 r8:80287e08 r7:eb795e60 r6:8552ad00 r5:8566a400 [ 1341.441415][ T32] r4:00000001 [ 1341.441460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.441561][ T32] Exception stack(0xeb799fb0 to 0xeb799ff8) [ 1341.441656][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.441725][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.441785][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.441856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.441907][ T32] r4:855310c0 [ 1341.442746][ T32] INFO: task kworker/0:679:5194 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1341.442947][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.443178][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.443307][ T32] Call trace: [ 1341.443393][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.443545][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.443610][ T32] r4:00000000 [ 1341.443690][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.443829][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.443913][ T32] 5d20: c1c56000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.443997][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.444067][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.444135][ T32] r5:800d0013 r4:80239bb0 [ 1341.444197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.444296][ T32] r4:82ac21e4 [ 1341.444344][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.444436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1341.444496][ T32] r4:e04c5dc0 [ 1341.444540][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.444704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.444786][ T32] r4:00000000 [ 1341.444865][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.444965][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.445010][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.445098][ T32] r5:00001000 r4:e00cd000 ** 2 printk messages dropped ** [ 1341.445347][ T32] r5:84f0cb8c r4:84f0c800 ** 6 printk messages dropped ** [ 1341.445906][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 11 printk messages dropped ** [ 1341.461927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1341.463270][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1341.464105][ T32] r5:8563d38c r4:8563d000 [ 1341.464171][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1341.464982][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1341.485342][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 10 printk messages dropped ** [ 1341.491203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 14 printk messages dropped ** [ 1341.492333][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 13 printk messages dropped ** [ 1341.493373][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1341.494377][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1341.494777][ T32] r9:83018005 r8:8566d400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1341.494851][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.494967][ T32] r5:00001000 r4:ea99f000 [ 1341.495020][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.495106][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.495194][ T32] r5:8563cf8c r4:8563cc00 [ 1341.495237][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.495325][ T32] r7:dddced80 r6:83018000 r5:8563cf8c r4:8552ae80 [ 1341.495369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.495465][ T32] r10:61c88647 r9:8566d400 r8:8552aeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.495534][ T32] r4:8552ae80 [ 1341.495583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.495673][ T32] r10:00000000 r9:8552ae80 r8:80287e08 r7:eb7a1e60 r6:8552af00 r5:8566d400 [ 1341.495745][ T32] r4:00000001 [ 1341.495793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.516692][ T32] Exception stack(0xeb635fb0 to 0xeb635ff8) [ 1341.516826][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.516895][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.516957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.517043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.517103][ T32] r4:85531340 [ 1341.517976][ T32] INFO: task kworker/0:681:5199 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1341.518124][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.518291][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.518471][ T32] Call trace: [ 1341.518548][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.518662][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.518712][ T32] r4:00000000 [ 1341.518775][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.518876][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.518936][ T32] 5d20: c206f000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.518995][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.519051][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.519104][ T32] r5:800d0013 r4:80239bb0 [ 1341.519146][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.519228][ T32] r4:82ac21e4 [ 1341.519267][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.519368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1341.519432][ T32] r4:e04c5dc0 [ 1341.519497][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.519593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.519641][ T32] r4:00000000 [ 1341.519685][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.519804][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.519867][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.519955][ T32] r5:00001000 r4:e00cd000 [ 1341.519999][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.520099][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.520203][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.520250][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.520348][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1341.520399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.520492][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.520539][ T32] r4:84ddad80 [ 1341.520580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.520672][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1341.520745][ T32] r4:00000001 [ 1341.520798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.520922][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1341.520985][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.521045][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.521117][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.521228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.521311][ T32] r4:84cfd540 [ 1341.521361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.521421][ T32] INFO: task kworker/0:682:5202 blocked for more than 467 seconds. [ 1341.521488][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.521546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.521593][ T32] task:kworker/0:682 state:D stack:0 pid:5202 tgid:5202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.521690][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.521933][ T32] Call trace: [ 1341.522089][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1341.522251][ T32] r10:8291a684 r9:eb655d84 r8:00000002 r7:60000113 r6:eb655d8c r5:8566e000 [ 1341.522339][ T32] r4:8566e000 [ 1341.522405][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1341.522571][ T32] r5:8566e000 r4:8291a680 [ 1341.522658][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.522793][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.522969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb655e08 [ 1341.523047][ T32] r4:00000000 [ 1341.523107][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1341.523220][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1341.523321][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.523449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855316c0 [ 1341.523506][ T32] r4:00000000 [ 1341.523552][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.523655][ T32] r9:83018005 r8:8566e000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1341.523707][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.523832][ T32] r5:00001000 r4:eaba9000 [ 1341.523888][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.523985][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.524086][ T32] r5:8563d78c r4:8563d400 [ 1341.524135][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.524242][ T32] r7:dddced80 r6:83018000 r5:8563d78c r4:8552af80 [ 1341.524309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.524417][ T32] r10:61c88647 r9:8566e000 r8:8552afac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.524471][ T32] r4:8552af80 [ 1341.524530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.524645][ T32] r10:00000000 r9:8552af80 r8:80287e08 r7:eb7a1e60 r6:85542000 r5:8566e000 [ 1341.524750][ T32] r4:00000001 [ 1341.524802][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.524887][ T32] Exception stack(0xeb655fb0 to 0xeb655ff8) [ 1341.524967][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.525057][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.525135][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.525192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1341.554144][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.555213][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 7 printk messages dropped ** [ 1341.555727][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1341.565773][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.566658][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.566722][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.566881][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1341.566936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.567056][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.567117][ T32] r4:84ddad80 [ 1341.567161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.567258][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1341.567303][ T32] r4:00000001 [ 1341.567342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.567456][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1341.567554][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.567622][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.567681][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.567740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.567822][ T32] r4:84cfd540 [ 1341.567880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.567945][ T32] INFO: task kworker/0:683:5203 blocked for more than 468 seconds. [ 1341.568018][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.568077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.568126][ T32] task:kworker/0:683 state:D stack:0 pid:5203 tgid:5203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.568244][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.568340][ T32] Call trace: [ 1341.568416][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1341.568519][ T32] r10:8291a684 r9:eb78dd84 r8:00000002 r7:60000013 r6:eb78dd8c r5:8566ec00 [ 1341.568586][ T32] r4:8566ec00 [ 1341.568639][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1341.568728][ T32] r5:8566ec00 r4:8291a680 [ 1341.568792][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.568903][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.568996][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb78de08 ** 5 printk messages dropped ** [ 1341.569392][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.569899][ T32] r5:8563db8c r4:8563d800 ** 1 printk messages dropped ** [ 1341.570080][ T32] r7:dddced80 r6:83018000 r5:8563db8c r4:85542080 ** 5 printk messages dropped ** [ 1341.570496][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1341.570951][ T32] r4:85531600 ** 8 printk messages dropped ** [ 1341.572466][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 8 printk messages dropped ** [ 1341.573192][ T32] r4:e04c5dc0 ** 8 printk messages dropped ** [ 1341.573844][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1341.574860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1341.600676][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a9e08 ** 12 printk messages dropped ** [ 1341.601657][ T32] r5:8563ef8c r4:8563ec00 ** 2 printk messages dropped ** [ 1341.601873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.602604][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1341.604317][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1341.604829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 12 printk messages dropped ** [ 1341.626664][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 4 printk messages dropped ** [ 1341.627245][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1341.627293][ T32] r4:00000001 [ 1341.627334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.627439][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1341.627511][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.627570][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.627625][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.627699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.627766][ T32] r4:84cfd540 [ 1341.627825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.627913][ T32] INFO: task kworker/0:685:5208 blocked for more than 468 seconds. [ 1341.627982][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.628034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.628084][ T32] task:kworker/0:685 state:D stack:0 pid:5208 tgid:5208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.628201][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.628300][ T32] Call trace: [ 1341.628379][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1341.628503][ T32] r10:8291a684 r9:eb7b1d84 r8:00000002 r7:60000013 r6:eb7b1d8c r5:85678000 [ 1341.628560][ T32] r4:85678000 [ 1341.628608][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1341.628694][ T32] r5:85678000 r4:8291a680 [ 1341.628740][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.628839][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.628953][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b1e08 [ 1341.629010][ T32] r4:00000000 [ 1341.629057][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1341.629133][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1341.629210][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.629314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531d00 [ 1341.629383][ T32] r4:00000000 [ 1341.629434][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.629551][ T32] r9:83018005 r8:85678000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1341.629607][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.629712][ T32] r5:00001000 r4:eb07d000 [ 1341.629763][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.629855][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.629986][ T32] r5:8563e38c r4:8563e000 ** 1 printk messages dropped ** [ 1341.630151][ T32] r7:dddced80 r6:83018000 r5:8563e38c r4:85542280 ** 8 printk messages dropped ** [ 1341.630755][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1341.632591][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1341.633096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 14 printk messages dropped ** [ 1341.634240][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1341.635251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1341.658443][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1341.658891][ T32] r5:8563e78c r4:8563e400 ** 3 printk messages dropped ** [ 1341.659051][ T32] r10:61c88647 r9:85679800 r8:855423ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1341.659999][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1341.661214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 14 printk messages dropped ** [ 1341.662002][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 8 printk messages dropped ** [ 1341.662247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1341.662555][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.662689][ T32] Call trace: [ 1341.662726][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1341.662806][ T32] r10:8291a684 r9:eb7b9d84 r8:00000002 r7:60000113 r6:eb7b9d8c r5:8567a400 [ 1341.662837][ T32] r4:8567a400 [ 1341.662859][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1341.662903][ T32] r5:8567a400 r4:8291a680 [ 1341.662923][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.662962][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.663030][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b9e08 [ 1341.663059][ T32] r4:00000000 [ 1341.663080][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1341.663139][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1341.663423][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.663474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85536000 [ 1341.663501][ T32] r4:00000000 [ 1341.663521][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.663566][ T32] r9:83018005 r8:8567a400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1341.663590][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.663634][ T32] r5:00001000 r4:eb111000 [ 1341.663655][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.663793][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.663854][ T32] r5:8563eb8c r4:8563e800 [ 1341.663875][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.663921][ T32] r7:dddced80 r6:83018000 r5:8563eb8c r4:85542480 [ 1341.663942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.664159][ T32] r10:61c88647 r9:8567a400 r8:855424ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.664187][ T32] r4:85542480 [ 1341.664207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.664253][ T32] r10:00000000 r9:85542480 r8:80287e08 r7:eb7a9e60 r6:85542500 r5:8567a400 [ 1341.664277][ T32] r4:00000001 [ 1341.664445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.664493][ T32] Exception stack(0xeb7b9fb0 to 0xeb7b9ff8) [ 1341.664558][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.664593][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.664621][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.664650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.664673][ T32] r4:85531bc0 [ 1341.664973][ T32] INFO: task kworker/0:687:5211 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1341.665011][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.665070][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.665113][ T32] Call trace: [ 1341.665199][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.665400][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.665429][ T32] r4:00000000 [ 1341.665488][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.665535][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.665564][ T32] 5d20: c290c000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 6 printk messages dropped ** [ 1341.683327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 14 printk messages dropped ** [ 1341.684262][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1341.685069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1341.685528][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.685792][ T32] r9:83018005 r8:8567bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 ** 8 printk messages dropped ** [ 1341.701556][ T32] r10:61c88647 r9:8567bc00 r8:855425ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.702019][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1341.703908][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 10 printk messages dropped ** [ 1341.704418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 3 printk messages dropped ** [ 1341.704543][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.704612][ T32] r5:00001000 r4:e00cd000 [ 1341.704638][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.704684][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.704732][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.704945][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.705002][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1341.705026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.705078][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.705104][ T32] r4:84ddad80 [ 1341.705126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.705248][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1341.705286][ T32] r4:00000001 [ 1341.705310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.705347][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1341.705463][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.705500][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.705530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.705561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.705584][ T32] r4:84cfd540 [ 1341.705627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.705661][ T32] INFO: task kworker/0:689:5216 blocked for more than 468 seconds. [ 1341.705696][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.705721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.705742][ T32] task:kworker/0:689 state:D stack:0 pid:5216 tgid:5216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.705974][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.722776][ T32] Call trace: [ 1341.722852][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1341.722933][ T32] r10:8291a684 r9:eb7c1d84 r8:00000002 r7:60000013 r6:eb7c1d8c r5:8567c800 [ 1341.722958][ T32] r4:8567c800 [ 1341.722980][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1341.723024][ T32] r5:8567c800 r4:8291a680 [ 1341.723045][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.723104][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1341.723371][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.723664][ T32] r5:8563f78c r4:8563f400 ** 1 printk messages dropped ** [ 1341.723762][ T32] r7:dddced80 r6:83018000 r5:8563f78c r4:85542680 ** 8 printk messages dropped ** [ 1341.724186][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.725279][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1341.725572][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1341.730724][ T32] r5:00001000 r4:e00cd000 ** 8 printk messages dropped ** [ 1341.731151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1341.731699][ T32] task:kworker/0:690 state:D stack:0 pid:5218 tgid:5218 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1341.732409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85536740 ** 9 printk messages dropped ** [ 1341.732909][ T32] r7:dddced80 r6:83018000 r5:8563fb8c r4:85542780 ** 10 printk messages dropped ** [ 1341.733357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.734262][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.734435][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 11 printk messages dropped ** [ 1341.734976][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1341.735664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.735704][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1341.735756][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.735792][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.735831][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.752656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.752768][ T32] r4:84cfd540 [ 1341.752827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.752879][ T32] INFO: task kworker/0:691:5220 blocked for more than 468 seconds. [ 1341.752963][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.752998][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.753025][ T32] task:kworker/0:691 state:D stack:0 pid:5220 tgid:5220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.753086][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.753151][ T32] Call trace: [ 1341.753186][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1341.753271][ T32] r10:8291a684 r9:eb7c9d84 r8:00000002 r7:60000113 r6:eb7c9d8c r5:8567e000 [ 1341.753307][ T32] r4:8567e000 [ 1341.753329][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1341.753377][ T32] r5:8567e000 r4:8291a680 [ 1341.753436][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.753490][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.753549][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c9e08 [ 1341.753578][ T32] r4:00000000 [ 1341.753599][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1341.753635][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1341.753676][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.753718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551e380 [ 1341.753742][ T32] r4:00000000 [ 1341.753763][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.753825][ T32] r9:83018005 r8:8567e000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1341.753849][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.753941][ T32] r5:00001000 r4:eb485000 ** 2 printk messages dropped ** [ 1341.754110][ T32] r5:85648b8c r4:85648800 [ 1341.754179][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.754396][ T32] r4:85542880 ** 6 printk messages dropped ** [ 1341.754867][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1341.766646][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 11 printk messages dropped ** [ 1341.767320][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1341.767825][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.767999][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.768350][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.768719][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1341.769184][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.769459][ T32] r5:8564838c r4:85648000 ** 3 printk messages dropped ** [ 1341.769596][ T32] r10:61c88647 r9:8567ec00 r8:8552c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1341.769765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.769810][ T32] Exception stack(0xeb7d5fb0 to 0xeb7d5ff8) [ 1341.769839][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.769871][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.769910][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.769948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.770011][ T32] r4:85524580 [ 1341.770480][ T32] INFO: task kworker/1:352:5223 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1341.770563][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.770697][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.770748][ T32] Call trace: [ 1341.770883][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.770941][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.770965][ T32] r4:00000000 [ 1341.770986][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.771027][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.771055][ T32] 5d20: c36f7000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.771083][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.771110][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.771159][ T32] r5:800d0013 r4:80239bb0 [ 1341.771184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.771225][ T32] r4:82ac21e4 [ 1341.771245][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.771335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1341.771390][ T32] r4:e04c5dc0 [ 1341.771438][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.771488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.771514][ T32] r4:00000000 [ 1341.771561][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.771613][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.771638][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.771704][ T32] r5:00001000 r4:e00cd000 [ 1341.771729][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.771771][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.771828][ T32] r5:84f0cb8c r4:84f0c800 ** 6 printk messages dropped ** [ 1341.772138][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 13 printk messages dropped ** [ 1341.772713][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1341.773081][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1341.773394][ T32] r5:00001000 r4:eb3c5000 ** 2 printk messages dropped ** [ 1341.773556][ T32] r5:8560278c r4:85602400 ** 2 printk messages dropped ** [ 1341.773757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1341.774320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1341.775169][ T32] 5d20: c36f7000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.775250][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.775283][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.775307][ T32] r5:800d0013 r4:80239bb0 [ 1341.775328][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.775369][ T32] r4:82ac21e4 [ 1341.775392][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.775529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1341.775556][ T32] r4:e04c5dc0 [ 1341.775577][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.775641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.775671][ T32] r4:00000000 [ 1341.775738][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.775795][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.775825][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.775943][ T32] r5:00001000 r4:e00cd000 [ 1341.798061][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.798163][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.798218][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.798241][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.798294][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1341.798315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1341.798522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1341.799022][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1341.799549][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1341.799979][ T32] r5:8563ff8c r4:8563fc00 [ 1341.800005][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.800062][ T32] r7:dddced80 r6:83018000 r5:8563ff8c r4:85542a80 [ 1341.800086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.800134][ T32] r10:61c88647 r9:8566c800 r8:85542aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.800183][ T32] r4:85542a80 [ 1341.800209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.800257][ T32] r10:00000000 r9:85542a80 r8:80287e08 r7:eb7c9e60 r6:85542b00 r5:8566c800 [ 1341.800281][ T32] r4:00000001 [ 1341.800300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.800408][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) ** 1 printk messages dropped ** [ 1341.800473][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1341.801479][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 8 printk messages dropped ** [ 1341.802076][ T32] r4:e04c5dc0 ** 6 printk messages dropped ** [ 1341.802417][ T32] r5:00001000 r4:e00cd000 ** 11 printk messages dropped ** [ 1341.803046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1341.803395][ T32] task:kworker/1:354 state:D stack:0 pid:5228 tgid:5228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.803443][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.803487][ T32] Call trace: [ 1341.803544][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1341.803671][ T32] r10:8291a684 r9:eb7a5d84 r8:00000002 r7:60000113 r6:eb7a5d8c r5:85598c00 [ 1341.803700][ T32] r4:85598c00 [ 1341.803721][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1341.803766][ T32] r5:85598c00 r4:8291a680 [ 1341.803786][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.803826][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.803944][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 [ 1341.803981][ T32] r4:00000000 [ 1341.804104][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1341.804149][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1341.804187][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.804231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c219c0 [ 1341.804255][ T32] r4:00000000 [ 1341.804282][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.804332][ T32] r9:83018205 r8:85598c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1341.804354][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.804397][ T32] r5:00001000 r4:eb3ef000 [ 1341.804417][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.804471][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.804531][ T32] r5:85602b8c r4:85602800 [ 1341.804637][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.804761][ T32] r7:ddde2d80 r6:83018200 r5:85602b8c r4:8552c780 [ 1341.804795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.804846][ T32] r10:61c88647 r9:85598c00 r8:8552c7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.805058][ T32] r4:8552c780 [ 1341.805184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.805239][ T32] r10:00000000 r9:8552c780 r8:80287e08 r7:eb7d5e60 r6:8552c800 r5:85598c00 [ 1341.805263][ T32] r4:00000001 [ 1341.805319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.805363][ T32] Exception stack(0xeb7a5fb0 to 0xeb7a5ff8) ** 3 printk messages dropped ** [ 1341.805540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1341.826538][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 8 printk messages dropped ** [ 1341.826932][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1341.827708][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 10 printk messages dropped ** [ 1341.828125][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.828465][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.828586][ T32] Call trace: [ 1341.828626][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1341.828683][ T32] r10:8291a684 r9:eb7e1d84 r8:00000002 r7:60000113 r6:eb7e1d8c r5:85598000 [ 1341.828722][ T32] r4:85598000 [ 1341.828807][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1341.828859][ T32] r5:85598000 r4:8291a680 [ 1341.828994][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.829060][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.829170][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e1e08 [ 1341.829205][ T32] r4:00000000 [ 1341.829228][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1341.829265][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1341.829302][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.829344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552f040 [ 1341.829368][ T32] r4:00000000 [ 1341.829390][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.829451][ T32] r9:83018205 r8:85598000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1341.829478][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.829550][ T32] r5:00001000 r4:eb417000 [ 1341.829672][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.829736][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.829786][ T32] r5:85602f8c r4:85602c00 [ 1341.829807][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.829854][ T32] r7:ddde2d80 r6:83018200 r5:85602f8c r4:8552c880 [ 1341.829875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.829950][ T32] r10:61c88647 r9:85598000 r8:8552c8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.829998][ T32] r4:8552c880 [ 1341.830022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.830077][ T32] r10:00000000 r9:8552c880 r8:80287e08 r7:eb7d5e60 r6:8552c900 r5:85598000 [ 1341.830102][ T32] r4:00000001 [ 1341.830136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.830179][ T32] Exception stack(0xeb7e1fb0 to 0xeb7e1ff8) [ 1341.830208][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.830239][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.830266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.830296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.830320][ T32] r4:85524180 [ 1341.830894][ T32] INFO: task kworker/1:355:5230 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1341.831008][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.831084][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.831300][ T32] Call trace: [ 1341.831417][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.831478][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.831503][ T32] r4:00000000 [ 1341.831524][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.831565][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.831594][ T32] 5d20: c3d8e000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.831624][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.831758][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.831789][ T32] r5:800d0013 r4:80239bb0 [ 1341.831815][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.831872][ T32] r4:82ac21e4 [ 1341.831897][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.832076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1341.832105][ T32] r4:e04c5dc0 [ 1341.832344][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.832394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.832418][ T32] r4:00000000 [ 1341.832505][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.832729][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.832787][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.832838][ T32] r5:00001000 r4:e00cd000 [ 1341.832862][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.832905][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.833073][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.833101][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.833322][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1341.833351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.833484][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.834073][ T32] r4:84ddad80 [ 1341.834183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.834239][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 2 printk messages dropped ** [ 1341.834438][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 3 printk messages dropped ** [ 1341.834592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1341.835090][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.835340][ T32] r5:8559a400 r4:8291a680 ** 2 printk messages dropped ** [ 1341.835491][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c5e08 ** 5 printk messages dropped ** [ 1341.872413][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.872634][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.872676][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.872755][ T32] r5:8564878c r4:85648400 [ 1341.872956][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.873015][ T32] r7:dddced80 r6:83018000 r5:8564878c r4:85542b80 [ 1341.873053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.873519][ T32] r10:61c88647 r9:8559a400 r8:85542bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.873548][ T32] r4:85542b80 [ 1341.873571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.873622][ T32] r10:00000000 r9:85542b80 r8:80287e08 r7:eb7c9e60 r6:8552c980 r5:8559a400 [ 1341.873645][ T32] r4:00000001 [ 1341.873665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.873705][ T32] Exception stack(0xeb7c5fb0 to 0xeb7c5ff8) [ 1341.873737][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.873767][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.873806][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.873840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.874033][ T32] r4:85536980 [ 1341.874878][ T32] INFO: task kworker/0:693:5231 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1341.874924][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.875488][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.875548][ T32] Call trace: [ 1341.875583][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.875641][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.876017][ T32] r4:00000000 [ 1341.886940][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.887033][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.887069][ T32] 5d20: c4622000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.887100][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.887125][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.887151][ T32] r5:800d0013 r4:80239bb0 [ 1341.887172][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.887217][ T32] r4:82ac21e4 [ 1341.887238][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.887282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1341.887326][ T32] r4:e04c5dc0 [ 1341.887353][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.887397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.887455][ T32] r4:00000000 [ 1341.887480][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.887580][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.887607][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.887655][ T32] r5:00001000 r4:e00cd000 [ 1341.887675][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.887717][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.887760][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.887780][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.887948][ T32] r4:84ddad80 ** 2 printk messages dropped ** [ 1341.888171][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1341.888259][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.888368][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.888400][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.888430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.888467][ T32] r4:84cfd540 [ 1341.888653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.888703][ T32] INFO: task kworker/1:356:5233 blocked for more than 468 seconds. [ 1341.888822][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.889049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.889100][ T32] task:kworker/1:356 state:D stack:0 pid:5233 tgid:5233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.889164][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.889295][ T32] Call trace: [ 1341.889681][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1341.889764][ T32] r10:8291a684 r9:eb7e5d84 r8:00000002 r7:60000113 r6:eb7e5d8c r5:8559b000 [ 1341.889977][ T32] r4:8559b000 [ 1341.890496][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1341.890547][ T32] r5:8559b000 r4:8291a680 [ 1341.890569][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.890609][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.890653][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e5e08 [ 1341.891040][ T32] r4:00000000 [ 1341.891445][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1341.891771][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1341.892055][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.892107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552f300 [ 1341.892637][ T32] r4:00000000 [ 1341.892663][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.892714][ T32] r9:83018205 r8:8559b000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1341.892737][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.892783][ T32] r5:00001000 r4:eb455000 [ 1341.892809][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.893318][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.893368][ T32] r5:8560378c r4:85603400 [ 1341.893389][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.893561][ T32] r7:ddde2d80 r6:83018200 r5:8560378c r4:8552ca00 [ 1341.893589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.893642][ T32] r10:61c88647 r9:8559b000 r8:8552ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.893665][ T32] r4:8552ca00 [ 1341.893685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.893754][ T32] r10:00000000 r9:8552ca00 r8:80287e08 r7:eb7e1e60 r6:8552ca80 r5:8559b000 [ 1341.893787][ T32] r4:00000001 [ 1341.893976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.894021][ T32] Exception stack(0xeb7e5fb0 to 0xeb7e5ff8) [ 1341.894049][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.894741][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.894792][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.895143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.895205][ T32] r4:8552f180 [ 1341.895810][ T32] INFO: task kworker/1:356:5233 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1341.926479][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.926656][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.926727][ T32] Call trace: [ 1341.926764][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.926840][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.926869][ T32] r4:00000000 [ 1341.926908][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.926962][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.926996][ T32] 5d20: c4b45000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.927028][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.927057][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.927084][ T32] r5:800d0013 r4:80239bb0 [ 1341.927597][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.927650][ T32] r4:82ac21e4 [ 1341.927675][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1341.928775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 7 printk messages dropped ** [ 1341.929975][ T32] r5:84f0cb8c r4:84f0c800 ** 4 printk messages dropped ** [ 1341.930371][ T32] r4:84ddad80 ** 4 printk messages dropped ** [ 1341.930532][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 4 printk messages dropped ** [ 1341.930712][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1341.930966][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.931159][ T32] r4:8559bc00 ** 3 printk messages dropped ** [ 1341.931311][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1341.931559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552f240 ** 7 printk messages dropped ** [ 1341.933212][ T32] r5:8560338c r4:85603000 [ 1341.933237][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.933876][ T32] r7:ddde2d80 r6:83018200 r5:8560338c r4:8552cb00 [ 1341.933906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.933981][ T32] r10:61c88647 r9:8559bc00 r8:8552cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.934193][ T32] r4:8552cb00 [ 1341.934222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.934273][ T32] r10:00000000 r9:8552cb00 r8:80287e08 r7:eb7e5e60 r6:8552cb80 r5:8559bc00 [ 1341.934395][ T32] r4:00000001 [ 1341.934419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.934592][ T32] Exception stack(0xeb7e9fb0 to 0xeb7e9ff8) [ 1341.934625][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.934701][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.934733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.934764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.934789][ T32] r4:8552f000 [ 1341.935251][ T32] INFO: task kworker/1:357:5235 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1341.935290][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.935609][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.935659][ T32] Call trace: [ 1341.935865][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.967388][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.967448][ T32] r4:00000000 [ 1341.967477][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.967554][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.967768][ T32] 5d20: c50fd000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.968235][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.968435][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.968663][ T32] r5:800d0013 r4:80239bb0 [ 1341.968691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.968749][ T32] r4:82ac21e4 [ 1341.968806][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.968867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1341.968896][ T32] r4:e04c5dc0 [ 1341.968921][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1341.968972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1341.969000][ T32] r4:00000000 [ 1341.969029][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1341.969087][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.969115][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1341.969171][ T32] r5:00001000 r4:e00cd000 [ 1341.969197][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1341.969320][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.969375][ T32] r5:84f0cb8c r4:84f0c800 [ 1341.969398][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.969477][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1341.969506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.969562][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.969587][ T32] r4:84ddad80 [ 1341.969610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.969678][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1341.969714][ T32] r4:00000001 [ 1341.969742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.969804][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 1 printk messages dropped ** [ 1341.969872][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.970087][ T32] INFO: task kworker/1:358:5239 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1341.970256][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.970473][ T32] r5:8559c800 r4:8291a680 ** 2 printk messages dropped ** [ 1341.970605][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ede08 ** 5 printk messages dropped ** [ 1341.970844][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.971084][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.971129][ T32] r5:85603b8c r4:85603800 [ 1341.971241][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.971453][ T32] r7:ddde2d80 r6:83018200 r5:85603b8c r4:8552cc00 [ 1341.971479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.971527][ T32] r10:61c88647 r9:8559c800 r8:8552cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.971554][ T32] r4:8552cc00 [ 1341.971573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.971774][ T32] r10:00000000 r9:8552cc00 r8:80287e08 r7:eb7e5e60 r6:8552cc80 r5:8559c800 [ 1341.971881][ T32] r4:00000001 [ 1341.971906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.971943][ T32] Exception stack(0xeb7edfb0 to 0xeb7edff8) [ 1341.971972][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.972548][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.972696][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.972925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.972954][ T32] r4:8552f340 [ 1341.973402][ T32] INFO: task kworker/1:358:5239 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1341.973618][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.973846][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.973999][ T32] Call trace: [ 1341.974031][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.974085][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1341.975269][ T32] r4:00000000 [ 1341.975297][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.975344][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1341.975374][ T32] 5d20: c50fd000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1341.975405][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1341.975606][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1341.975689][ T32] r5:800d0013 r4:80239bb0 [ 1341.975765][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.975925][ T32] r4:82ac21e4 [ 1342.003124][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.003225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1342.003356][ T32] r4:e04c5dc0 [ 1342.003789][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.004436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1342.004469][ T32] r4:00000000 [ 1342.004493][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.004642][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.004746][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.004806][ T32] r5:00001000 r4:e00cd000 [ 1342.004943][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.004996][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.005057][ T32] r5:84f0cb8c r4:84f0c800 [ 1342.005082][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.005134][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1342.005159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.005213][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.005240][ T32] r4:84ddad80 [ 1342.005262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.005314][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1342.005339][ T32] r4:00000001 [ 1342.005362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.005402][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1342.005436][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.005511][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.005545][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.005623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1342.005761][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 4 printk messages dropped ** [ 1342.020861][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1342.021128][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f1e08 ** 5 printk messages dropped ** [ 1342.021406][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.021615][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.021705][ T32] r5:8564938c r4:85649000 ** 1 printk messages dropped ** [ 1342.021782][ T32] r7:dddced80 r6:83018000 r5:8564938c r4:85542c00 [ 1342.021813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.021862][ T32] r10:61c88647 r9:8559d400 r8:85542c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.021918][ T32] r4:85542c00 [ 1342.021946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.022050][ T32] r10:00000000 r9:85542c00 r8:80287e08 r7:eb7c9e60 r6:8552cd00 r5:8559d400 [ 1342.022080][ T32] r4:00000001 [ 1342.022100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.022140][ T32] Exception stack(0xeb7f1fb0 to 0xeb7f1ff8) [ 1342.022181][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.022214][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.022241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.022896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.022925][ T32] r4:8551e180 [ 1342.023384][ T32] INFO: task kworker/0:694:5240 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1342.023422][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.023487][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.023531][ T32] Call trace: [ 1342.023562][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.023616][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1342.023640][ T32] r4:00000000 [ 1342.023659][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.023773][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1342.023820][ T32] 5d20: c5ba1000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1342.023972][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1342.024002][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1342.024027][ T32] r5:800d0013 r4:80239bb0 [ 1342.024049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.024119][ T32] r4:82ac21e4 [ 1342.024145][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.024190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1342.024212][ T32] r4:e04c5dc0 [ 1342.024231][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.024272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1342.024294][ T32] r4:00000000 [ 1342.024314][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.025278][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.025308][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.025371][ T32] r5:00001000 r4:e00cd000 [ 1342.025398][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.025440][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.025602][ T32] r5:84f0cb8c r4:84f0c800 [ 1342.025627][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.025919][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1342.036919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.037095][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.037138][ T32] r4:84ddad80 [ 1342.037173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.037258][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1342.037297][ T32] r4:00000001 [ 1342.037330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.037393][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1342.037443][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.037491][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.037536][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.037586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.037624][ T32] r4:84cfd540 [ 1342.037664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.037714][ T32] INFO: task kworker/1:359:5242 blocked for more than 468 seconds. [ 1342.037792][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.037835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.037872][ T32] task:kworker/1:359 state:D stack:0 pid:5242 tgid:5242 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.038361][ T32] r5:8559ec00 r4:8291a680 ** 2 printk messages dropped ** [ 1342.038551][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f9e08 ** 5 printk messages dropped ** [ 1342.038858][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.039121][ T32] r5:00001000 r4:eb707000 ** 2 printk messages dropped ** [ 1342.039328][ T32] r5:8447938c r4:84479000 [ 1342.039361][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.039437][ T32] r7:ddde2d80 r6:83018200 r5:8447938c r4:8552cd80 ** 1 printk messages dropped ** [ 1342.039549][ T32] r10:61c88647 r9:8559ec00 r8:8552cdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1342.039882][ T32] Exception stack(0xeb7f9fb0 to 0xeb7f9ff8) ** 5 printk messages dropped ** [ 1342.040863][ T32] INFO: task kworker/1:359:5242 is blocked on a mutex likely owned by task kworker/0:173:3778. ** 7 printk messages dropped ** [ 1342.041599][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1342.041700][ T32] 5d20: c5ba1000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1342.041906][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1342.042020][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1342.042095][ T32] r5:800d0013 r4:80239bb0 [ 1342.042148][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.042242][ T32] r4:82ac21e4 [ 1342.042314][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.042570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1342.042634][ T32] r4:e04c5dc0 [ 1342.042683][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.042776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1342.042831][ T32] r4:00000000 [ 1342.042887][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.042993][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.043043][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.043144][ T32] r5:00001000 r4:e00cd000 [ 1342.043365][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.043470][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.043569][ T32] r5:84f0cb8c r4:84f0c800 [ 1342.043616][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.043718][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1342.043771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.043890][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.043954][ T32] r4:84ddad80 [ 1342.044006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.044116][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1342.044168][ T32] r4:00000001 [ 1342.044233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.044353][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1342.044610][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.044698][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.044765][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.044867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.044935][ T32] r4:84cfd540 [ 1342.044988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.045047][ T32] INFO: task kworker/1:360:5244 blocked for more than 468 seconds. [ 1342.045152][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.045218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.045303][ T32] task:kworker/1:360 state:D stack:0 pid:5244 tgid:5244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.045539][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.045640][ T32] Call trace: [ 1342.045828][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1342.080851][ T32] r10:8291a684 r9:eb801d84 r8:00000002 r7:60000113 r6:eb801d8c r5:85592400 [ 1342.080950][ T32] r4:85592400 [ 1342.081005][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1342.081234][ T32] r5:85592400 r4:8291a680 [ 1342.081297][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.081389][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.081518][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 [ 1342.081611][ T32] r4:00000000 [ 1342.081670][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1342.081753][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1342.081842][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.081941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c21e80 [ 1342.082020][ T32] r4:00000000 [ 1342.082081][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.082187][ T32] r9:83018205 r8:85592400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1342.082238][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.082338][ T32] r5:00001000 r4:eb561000 [ 1342.082386][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.082488][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.082595][ T32] r5:8575638c r4:85756000 [ 1342.082650][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.082759][ T32] r7:ddde2d80 r6:83018200 r5:8575638c r4:8552ce80 [ 1342.082810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.082919][ T32] r10:61c88647 r9:85592400 r8:8552ceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.082979][ T32] r4:8552ce80 ** 2 printk messages dropped ** [ 1342.083238][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.083622][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.085132][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.085584][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 3 printk messages dropped ** [ 1342.098574][ T32] r5:800d0013 r4:80239bb0 [ 1342.098644][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.098752][ T32] r4:82ac21e4 [ 1342.098797][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.098912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1342.098958][ T32] r4:e04c5dc0 [ 1342.098993][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.099097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1342.099189][ T32] r4:00000000 [ 1342.099248][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.099359][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.099416][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.099518][ T32] r5:00001000 r4:e00cd000 [ 1342.099607][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.099710][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.099810][ T32] r5:84f0cb8c r4:84f0c800 [ 1342.099867][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.099976][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1342.100033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.100154][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.100212][ T32] r4:84ddad80 [ 1342.100261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.100392][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1342.100456][ T32] r4:00000001 [ 1342.100510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.100602][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1342.100677][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.100753][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.100818][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.100889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.100943][ T32] r4:84cfd540 [ 1342.101036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.101157][ T32] INFO: task kworker/0:695:5246 blocked for more than 468 seconds. [ 1342.101240][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.101383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.101480][ T32] task:kworker/0:695 state:D stack:0 pid:5246 tgid:5246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.101671][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.101776][ T32] Call trace: [ 1342.101851][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1342.102002][ T32] r10:8291a684 r9:eb809d84 r8:00000002 r7:60000013 r6:eb809d8c r5:85599800 [ 1342.102074][ T32] r4:85599800 [ 1342.102125][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1342.102260][ T32] r5:85599800 r4:8291a680 [ 1342.102352][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.102449][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.102545][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb809e08 [ 1342.102605][ T32] r4:00000000 [ 1342.102662][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1342.102750][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1342.102835][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.102932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551e480 [ 1342.102988][ T32] r4:00000000 [ 1342.103035][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.103147][ T32] r9:83018005 r8:85599800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1342.103202][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.103295][ T32] r5:00001000 r4:eb49b000 [ 1342.103341][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.103434][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.103530][ T32] r5:85648f8c r4:85648c00 [ 1342.103644][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.103757][ T32] r7:dddced80 r6:83018000 r5:85648f8c r4:85542c80 ** 1 printk messages dropped ** [ 1342.103924][ T32] r10:61c88647 r9:85599800 r8:85542cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1342.104334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.104415][ T32] Exception stack(0xeb809fb0 to 0xeb809ff8) [ 1342.104488][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.104557][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.104621][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.104689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.104762][ T32] r4:8551e400 [ 1342.105615][ T32] INFO: task kworker/0:695:5246 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1342.105708][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.105893][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.130159][ T32] Call trace: [ 1342.130293][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.130460][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1342.130525][ T32] r4:00000000 [ 1342.130578][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.130679][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1342.130793][ T32] 5d20: c62a3000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1342.130877][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1342.130946][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1342.131004][ T32] r5:800d0013 r4:80239bb0 [ 1342.131054][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.131169][ T32] r4:82ac21e4 [ 1342.131222][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.131322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1342.131479][ T32] r4:e04c5dc0 [ 1342.131806][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.131967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1342.132032][ T32] r4:00000000 [ 1342.132109][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.132221][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.132277][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.132386][ T32] r5:00001000 r4:e00cd000 [ 1342.132452][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.132543][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.132639][ T32] r5:84f0cb8c r4:84f0c800 [ 1342.132748][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.132847][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1342.132917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.133040][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.133086][ T32] r4:84ddad80 [ 1342.133161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.133246][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1342.133286][ T32] r4:00000001 [ 1342.133375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.133440][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1342.133491][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.133542][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.133592][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.133735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.133789][ T32] r4:84cfd540 [ 1342.133837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.134017][ T32] INFO: task kworker/0:696:5248 blocked for more than 468 seconds. [ 1342.134118][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.134165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.134321][ T32] task:kworker/0:696 state:D stack:0 pid:5248 tgid:5248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.134505][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.134604][ T32] Call trace: [ 1342.134748][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1342.134858][ T32] r10:8291a684 r9:eb811d84 r8:00000002 r7:60000013 r6:eb811d8c r5:84798c00 [ 1342.134915][ T32] r4:84798c00 [ 1342.134961][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1342.135054][ T32] r5:84798c00 r4:8291a680 [ 1342.135110][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.135198][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.135294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb811e08 ** 2 printk messages dropped ** [ 1342.135479][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.155803][ T32] r5:8564978c r4:85649400 [ 1342.156873][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1342.157714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1342.160039][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1342.160923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 12 printk messages dropped ** [ 1342.162110][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 11 printk messages dropped ** [ 1342.163119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1342.164311][ T32] r4:84799800 [ 1342.164426][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1342.164541][ T32] r5:84799800 r4:8291a680 [ 1342.164629][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.164948][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.165057][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb815e08 [ 1342.165138][ T32] r4:00000000 [ 1342.165283][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1342.165387][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1342.165616][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.165728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551ea80 [ 1342.165783][ T32] r4:00000000 [ 1342.165936][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.200202][ T32] r9:83018005 r8:84799800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1342.200280][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.200422][ T32] r5:00001000 r4:eb5db000 [ 1342.200463][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.200533][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.200606][ T32] r5:8564a38c r4:8564a000 [ 1342.200664][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.200750][ T32] r7:dddced80 r6:83018000 r5:8564a38c r4:85542d00 [ 1342.200784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.200865][ T32] r10:61c88647 r9:84799800 r8:85542d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.200927][ T32] r4:85542d00 [ 1342.200964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.201043][ T32] r10:00000000 r9:85542d00 r8:80287e08 r7:eb811e60 r6:85530080 r5:84799800 [ 1342.201090][ T32] r4:00000001 [ 1342.201152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.201237][ T32] Exception stack(0xeb815fb0 to 0xeb815ff8) [ 1342.201343][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.201419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.201477][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.201541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.201591][ T32] r4:8551e580 [ 1342.202453][ T32] INFO: task kworker/0:697:5249 is blocked on a mutex likely owned by task kworker/0:173:3778. ** 7 printk messages dropped ** [ 1342.203391][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 3 printk messages dropped ** [ 1342.203772][ T32] r5:800d0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1342.204098][ T32] r4:e04c5dc0 ** 5 printk messages dropped ** [ 1342.204526][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.205352][ T32] r4:84ddad80 ** 5 printk messages dropped ** [ 1342.220536][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1342.221562][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1342.222286][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.222931][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1342.223380][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1342.224404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1342.246904][ T32] r5:800d0013 r4:80239bb0 ** 9 printk messages dropped ** [ 1342.247509][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 1 printk messages dropped ** [ 1342.247628][ T32] r5:00001000 r4:e00cd000 [ 1342.247661][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.247727][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.247799][ T32] r5:84f0cb8c r4:84f0c800 [ 1342.247835][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.247916][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1342.247976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.248063][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.248108][ T32] r4:84ddad80 [ 1342.248143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.248222][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1342.248287][ T32] r4:00000001 [ 1342.248336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.248399][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1342.248445][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.248492][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.248536][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.248584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.248620][ T32] r4:84cfd540 [ 1342.248658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.248752][ T32] INFO: task kworker/0:699:5253 blocked for more than 468 seconds. [ 1342.248840][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.248887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.248949][ T32] task:kworker/0:699 state:D stack:0 pid:5253 tgid:5253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.249045][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.249122][ T32] Call trace: [ 1342.249176][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1342.249254][ T32] r10:8291a684 r9:eb821d84 r8:00000002 r7:60000013 r6:eb821d8c r5:8479a400 [ 1342.249293][ T32] r4:8479a400 [ 1342.249325][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1342.249622][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.249845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551e940 ** 7 printk messages dropped ** [ 1342.250334][ T32] r5:85649f8c r4:85649c00 [ 1342.250366][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.250441][ T32] r7:dddced80 r6:83018000 r5:85649f8c r4:85542f00 [ 1342.250474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1342.250588][ T32] r4:85542f00 ** 4 printk messages dropped ** [ 1342.250883][ T32] Exception stack(0xeb821fb0 to 0xeb821ff8) ** 7 printk messages dropped ** [ 1342.252298][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.253152][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 12 printk messages dropped ** [ 1342.254142][ T32] r5:00001000 r4:e00cd000 ** 8 printk messages dropped ** [ 1342.254878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1342.278107][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1342.278884][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1342.279457][ T32] r5:00001000 r4:eb5f9000 ** 2 printk messages dropped ** [ 1342.279626][ T32] r5:8564ab8c r4:8564a800 [ 1342.279658][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.279737][ T32] r7:dddced80 r6:83018000 r5:8564ab8c r4:85533000 [ 1342.279796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.279881][ T32] r10:61c88647 r9:84798000 r8:8553302c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.279920][ T32] r4:85533000 [ 1342.279978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.280061][ T32] r10:00000000 r9:85533000 r8:80287e08 r7:eb815e60 r6:85530180 r5:84798000 [ 1342.280104][ T32] r4:00000001 [ 1342.280137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.280198][ T32] Exception stack(0xeb829fb0 to 0xeb829ff8) [ 1342.280243][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.280290][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.280359][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.280413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.280449][ T32] r4:8551ec40 [ 1342.281181][ T32] INFO: task kworker/0:700:5255 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1342.281263][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.281395][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.281486][ T32] Call trace: [ 1342.281589][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.281718][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1342.281779][ T32] r4:00000000 [ 1342.281840][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.281943][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1342.282147][ T32] 5d20: c73be000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1342.282232][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1342.282298][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1342.282361][ T32] r5:800d0013 r4:80239bb0 [ 1342.282428][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.282559][ T32] r4:82ac21e4 [ 1342.282619][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.282716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1342.282775][ T32] r4:e04c5dc0 [ 1342.282863][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.282996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1342.283060][ T32] r4:00000000 [ 1342.283170][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.283275][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.283329][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.283424][ T32] r5:00001000 r4:e00cd000 [ 1342.283473][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.283564][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.283657][ T32] r5:84f0cb8c r4:84f0c800 [ 1342.283703][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1342.284342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1342.285624][ T32] r4:8479c800 ** 7 printk messages dropped ** [ 1342.315465][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1342.316478][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.316547][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.316619][ T32] r5:8564a78c r4:8564a400 [ 1342.316653][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.316734][ T32] r7:dddced80 r6:83018000 r5:8564a78c r4:85533080 [ 1342.316769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.316872][ T32] r10:61c88647 r9:8479c800 r8:855330ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.316941][ T32] r4:85533080 [ 1342.316978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.317085][ T32] r10:00000000 r9:85533080 r8:80287e08 r7:eb829e60 r6:85530200 r5:8479c800 [ 1342.317129][ T32] r4:00000001 [ 1342.317164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.317226][ T32] Exception stack(0xeb831fb0 to 0xeb831ff8) [ 1342.317275][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.317351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.317401][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.317451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.317489][ T32] r4:8551eb00 [ 1342.318266][ T32] INFO: task kworker/0:701:5257 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1342.318330][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.318443][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.318520][ T32] Call trace: [ 1342.318630][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.318749][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1342.318804][ T32] r4:00000000 [ 1342.318844][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.318912][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 3 printk messages dropped ** [ 1342.319095][ T32] r5:800d0013 r4:80239bb0 ** 12 printk messages dropped ** [ 1342.319936][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1342.320782][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1342.321943][ T32] r5:85681800 r4:8291a680 ** 6 printk messages dropped ** [ 1342.322611][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1342.323417][ T32] r5:8564b38c r4:8564b000 ** 2 printk messages dropped ** [ 1342.323643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1342.324555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1342.355150][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.355481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 13 printk messages dropped ** [ 1342.368367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1342.369560][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1342.370550][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.371329][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1342.372139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1342.373211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1342.375558][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 8 printk messages dropped ** [ 1342.410549][ T32] r4:00000000 [ 1342.410583][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.410663][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.410700][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.410777][ T32] r5:00001000 r4:e00cd000 [ 1342.410811][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.410880][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.410951][ T32] r5:84f0cb8c r4:84f0c800 [ 1342.411062][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.411168][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1342.411222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.411327][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.411382][ T32] r4:84ddad80 [ 1342.411434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.411530][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1342.411583][ T32] r4:00000001 [ 1342.411648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.411744][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1342.411818][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.411914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.412237][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.412325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.412471][ T32] r4:84cfd540 [ 1342.412550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.412619][ T32] INFO: task kworker/0:704:5265 blocked for more than 468 seconds. [ 1342.412766][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.412842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.412900][ T32] task:kworker/0:704 state:D stack:0 pid:5265 tgid:5265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.413057][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.413236][ T32] Call trace: [ 1342.413384][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1342.413585][ T32] r10:8291a684 r9:eb835d84 r8:00000002 r7:60000113 r6:eb835d8c r5:85683c00 [ 1342.413663][ T32] r4:85683c00 [ 1342.413714][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1342.413825][ T32] r5:85683c00 r4:8291a680 [ 1342.413881][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.413998][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.414106][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb835e08 ** 5 printk messages dropped ** [ 1342.414646][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.415289][ T32] r5:8564b78c r4:8564b400 [ 1342.415579][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1342.438303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1342.440024][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.440548][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1342.441091][ T32] r5:00001000 r4:e00cd000 ** 8 printk messages dropped ** [ 1342.441761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1342.442841][ T32] task:kworker/0:705 state:D stack:0 pid:5266 tgid:5266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.442943][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.443062][ T32] Call trace: [ 1342.443257][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1342.443385][ T32] r10:8291a684 r9:eb769d84 r8:00000002 r7:60000113 r6:eb769d8c r5:85684800 [ 1342.443453][ T32] r4:85684800 [ 1342.443533][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1342.443639][ T32] r5:85684800 r4:8291a680 [ 1342.443684][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.443784][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.443883][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb769e08 [ 1342.443941][ T32] r4:00000000 [ 1342.443996][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1342.444101][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1342.444220][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.444331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c1540 [ 1342.444388][ T32] r4:00000000 [ 1342.444441][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1342.444603][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.444950][ T32] r5:8564bf8c r4:8564bc00 ** 4 printk messages dropped ** [ 1342.445343][ T32] r4:85533400 ** 7 printk messages dropped ** [ 1342.465637][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.467637][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.467743][ T32] Call trace: [ 1342.467798][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.467902][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1342.467943][ T32] r4:00000000 [ 1342.467976][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.468131][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1342.468195][ T32] 5d20: c8243000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1342.468245][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1342.468290][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1342.468431][ T32] r5:800d0013 r4:80239bb0 [ 1342.468471][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.468541][ T32] r4:82ac21e4 [ 1342.468576][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.468647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 7 printk messages dropped ** [ 1342.469036][ T32] r5:00001000 r4:e00cd000 ** 7 printk messages dropped ** [ 1342.469471][ T32] r4:84ddad80 ** 6 printk messages dropped ** [ 1342.469796][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1342.470507][ T32] r4:85685400 ** 7 printk messages dropped ** [ 1342.470932][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.472091][ T32] r5:8564bb8c r4:8564b800 [ 1342.472200][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.472707][ T32] r10:00000000 r9:85533500 r8:80287e08 r7:eb769e60 r6:85533580 r5:85685400 ** 11 printk messages dropped ** [ 1342.474389][ T32] Call trace: ** 8 printk messages dropped ** [ 1342.474918][ T32] r5:800d0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1342.475388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 13 printk messages dropped ** [ 1342.511053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1342.511859][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 11 printk messages dropped ** [ 1342.512905][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 ** 12 printk messages dropped ** [ 1342.514204][ T32] r5:8565038c r4:85650000 ** 3 printk messages dropped ** [ 1342.514513][ T32] r10:61c88647 r9:85686000 r8:8553362c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1342.537978][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.538928][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1342.539046][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1342.539137][ T32] r5:800d0013 r4:80239bb0 [ 1342.539196][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.539291][ T32] r4:82ac21e4 [ 1342.539345][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.539457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1342.539515][ T32] r4:e04c5dc0 [ 1342.539561][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.539667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1342.539749][ T32] r4:00000000 [ 1342.539833][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.540242][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.540331][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.540434][ T32] r5:00001000 r4:e00cd000 [ 1342.541079][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.541342][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.541456][ T32] r5:84f0cb8c r4:84f0c800 [ 1342.541511][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.541618][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1342.541668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.541765][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.541816][ T32] r4:84ddad80 [ 1342.541999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.542126][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1342.542229][ T32] r4:00000001 [ 1342.542291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.542377][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1342.542453][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.542518][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.542581][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.542645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.542699][ T32] r4:84cfd540 [ 1342.542922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.543151][ T32] INFO: task kworker/0:708:5272 blocked for more than 469 seconds. [ 1342.543309][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.543391][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.543441][ T32] task:kworker/0:708 state:D stack:0 pid:5272 tgid:5272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.543561][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.543701][ T32] Call trace: [ 1342.543808][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1342.543928][ T32] r10:8291a684 r9:eb781d84 r8:00000002 r7:60000113 r6:eb781d8c r5:85686c00 [ 1342.543981][ T32] r4:85686c00 [ 1342.544030][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1342.544142][ T32] r5:85686c00 r4:8291a680 [ 1342.544211][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.544713][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.544841][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 [ 1342.544898][ T32] r4:00000000 [ 1342.544946][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1342.545212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c17c0 ** 7 printk messages dropped ** [ 1342.545936][ T32] r5:8565078c r4:85650400 ** 3 printk messages dropped ** [ 1342.564400][ T32] r10:61c88647 r9:85686c00 r8:8553372c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1342.565207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1342.578248][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 8 printk messages dropped ** [ 1342.578898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1342.578955][ T32] r4:00000000 [ 1342.579004][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.579129][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.579170][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.579231][ T32] r5:00001000 r4:e00cd000 [ 1342.579338][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.579388][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.579438][ T32] r5:84f0cb8c r4:84f0c800 [ 1342.579460][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.579537][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1342.579573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.579629][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.579705][ T32] r4:84ddad80 [ 1342.579749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.579827][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1342.579853][ T32] r4:00000001 [ 1342.579876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.580492][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1342.580696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.580817][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.580854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.580888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1342.581078][ T32] task:kworker/0:709 state:D stack:0 pid:5275 tgid:5275 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1342.581449][ T32] r4:85682400 [ 1342.581517][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1342.581595][ T32] r5:85682400 r4:8291a680 [ 1342.581617][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.581664][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.581708][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb841e08 [ 1342.581762][ T32] r4:00000000 [ 1342.581804][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1342.581992][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1342.582049][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.582109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c1ac0 [ 1342.582577][ T32] r4:00000000 [ 1342.582657][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.582724][ T32] r9:83018005 r8:85682400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1342.583225][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.583296][ T32] r5:00001000 r4:eafed000 [ 1342.583325][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.583385][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.583443][ T32] r5:85650f8c r4:85650c00 [ 1342.583469][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.583625][ T32] r10:61c88647 r9:85682400 r8:8553382c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1342.584715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1342.585649][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 7 printk messages dropped ** [ 1342.616771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 13 printk messages dropped ** [ 1342.617909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1342.618634][ T32] INFO: task kworker/0:710:5276 blocked for more than 469 seconds. [ 1342.618704][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.618783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.618840][ T32] task:kworker/0:710 state:D stack:0 pid:5276 tgid:5276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.618982][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.619109][ T32] Call trace: [ 1342.619173][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1342.619280][ T32] r10:8291a684 r9:eb845d84 r8:00000002 r7:60000113 r6:eb845d8c r5:85680c00 [ 1342.619326][ T32] r4:85680c00 [ 1342.619367][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1342.619448][ T32] r5:85680c00 r4:8291a680 [ 1342.619489][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.619569][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.619754][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb845e08 [ 1342.619808][ T32] r4:00000000 [ 1342.619852][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1342.619921][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1342.620014][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.620115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c1880 [ 1342.620170][ T32] r4:00000000 [ 1342.620247][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.620344][ T32] r9:83018005 r8:85680c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1342.620478][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.620577][ T32] r5:00001000 r4:eafaf000 [ 1342.620624][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.620707][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.620803][ T32] r5:85650b8c r4:85650800 [ 1342.620848][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.620942][ T32] r7:dddced80 r6:83018000 r5:85650b8c r4:85533900 [ 1342.621014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.621130][ T32] r10:61c88647 r9:85680c00 r8:8553392c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.621178][ T32] r4:85533900 [ 1342.621220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.621309][ T32] r10:00000000 r9:85533900 r8:80287e08 r7:eb841e60 r6:85533980 r5:85680c00 [ 1342.621354][ T32] r4:00000001 [ 1342.621395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.621474][ T32] Exception stack(0xeb845fb0 to 0xeb845ff8) [ 1342.621528][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.621591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.621710][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.621782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.621831][ T32] r4:855c18c0 ** 1 printk messages dropped ** [ 1342.622734][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.623949][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1342.624166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1342.624213][ T32] r4:e04c5dc0 [ 1342.624252][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.624356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1342.624463][ T32] r4:00000000 [ 1342.624522][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.624669][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.624726][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.624832][ T32] r5:00001000 r4:e00cd000 ** 4 printk messages dropped ** [ 1342.625310][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 9 printk messages dropped ** [ 1342.625793][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.641334][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1342.641843][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.642335][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.642575][ T32] r5:8565138c r4:85651000 ** 2 printk messages dropped ** [ 1342.642744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1342.643293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1342.644536][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 11 printk messages dropped ** [ 1342.645324][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 14 printk messages dropped ** [ 1342.664177][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 10 printk messages dropped ** [ 1342.664744][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1342.665459][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.665502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c1d00 [ 1342.665552][ T32] r4:00000000 [ 1342.665582][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.665660][ T32] r9:83018005 r8:8479d400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1342.665685][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.665733][ T32] r5:00001000 r4:eb143000 [ 1342.665771][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.670880][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.671022][ T32] r5:8565178c r4:85651400 [ 1342.671215][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.671275][ T32] r7:dddced80 r6:83018000 r5:8565178c r4:85533b00 [ 1342.671299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.671386][ T32] r10:61c88647 r9:8479d400 r8:85533b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.671413][ T32] r4:85533b00 [ 1342.671434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.671483][ T32] r10:00000000 r9:85533b00 r8:80287e08 r7:eb849e60 r6:85530280 r5:8479d400 [ 1342.671511][ T32] r4:00000001 [ 1342.671559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.671609][ T32] Exception stack(0xeb855fb0 to 0xeb855ff8) [ 1342.671641][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.671671][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.671767][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.671823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.671851][ T32] r4:855c1b80 [ 1342.672472][ T32] INFO: task kworker/0:712:5280 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1342.672554][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.672730][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.672827][ T32] Call trace: [ 1342.672906][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.673050][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1342.673091][ T32] r4:00000000 [ 1342.673113][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.673186][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1342.673219][ T32] 5d20: c9491000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 7 printk messages dropped ** [ 1342.673921][ T32] r4:e04c5dc0 ** 9 printk messages dropped ** [ 1342.674844][ T32] r5:84f0cb8c r4:84f0c800 ** 7 printk messages dropped ** [ 1342.675391][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1342.699401][ T32] r4:84cfd540 ** 9 printk messages dropped ** [ 1342.700413][ T32] r4:8479e000 ** 5 printk messages dropped ** [ 1342.700761][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.701262][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1342.701925][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1342.702866][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1342.705060][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 12 printk messages dropped ** [ 1342.724881][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1342.737457][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.738282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1342.739843][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.740970][ T32] r4:00000000 [ 1342.741017][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.741126][ T32] r9:83018005 r8:8479b000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1342.741182][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.741274][ T32] r5:00001000 r4:eb17b000 [ 1342.741322][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.741408][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.741506][ T32] r5:85651b8c r4:85651800 [ 1342.741556][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.741663][ T32] r7:dddced80 r6:83018000 r5:85651b8c r4:85533c00 [ 1342.741731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.741849][ T32] r10:61c88647 r9:8479b000 r8:85533c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.741906][ T32] r4:85533c00 [ 1342.741973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.742081][ T32] r10:00000000 r9:85533c00 r8:80287e08 r7:eb85de60 r6:85530380 r5:8479b000 [ 1342.742133][ T32] r4:00000001 [ 1342.742176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.742272][ T32] Exception stack(0xeb865fb0 to 0xeb865ff8) [ 1342.742343][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.742684][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.742762][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.742838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.742911][ T32] r4:855c1e00 [ 1342.743695][ T32] INFO: task kworker/0:714:5284 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1342.743800][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.744046][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.744169][ T32] Call trace: [ 1342.744303][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.744423][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1342.744485][ T32] r4:00000000 [ 1342.744535][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.744621][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1342.744682][ T32] 5d20: c99de000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1342.744757][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1342.744821][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1342.744874][ T32] r5:800d0013 r4:80239bb0 [ 1342.744967][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.745062][ T32] r4:82ac21e4 [ 1342.745107][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1342.769280][ T32] r5:00001000 r4:e00cd000 ** 8 printk messages dropped ** [ 1342.770153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1342.771285][ T32] INFO: task kworker/0:715:5285 blocked for more than 469 seconds. ** 12 printk messages dropped ** [ 1342.772569][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb869e08 ** 12 printk messages dropped ** [ 1342.773542][ T32] r5:8565278c r4:85652400 [ 1342.773575][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1342.774187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1342.797030][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1342.797683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 16 printk messages dropped ** [ 1342.799065][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1342.799682][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 10 printk messages dropped ** [ 1342.800286][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.800343][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb871e08 [ 1342.800399][ T32] r4:00000000 [ 1342.800453][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1342.800520][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1342.800561][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.800607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531bc0 [ 1342.800632][ T32] r4:00000000 [ 1342.800680][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.800733][ T32] r9:83018005 r8:8479ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1342.800756][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.800801][ T32] r5:00001000 r4:eb4d1000 [ 1342.800821][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.800873][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.800922][ T32] r5:8565238c r4:85652000 [ 1342.800942][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.801027][ T32] r7:dddced80 r6:83018000 r5:8565238c r4:85533d00 [ 1342.801062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.801144][ T32] r10:61c88647 r9:8479ec00 r8:85533d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.801173][ T32] r4:85533d00 [ 1342.801196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.801276][ T32] r10:00000000 r9:85533d00 r8:80287e08 r7:eb869e60 r6:85530480 r5:8479ec00 [ 1342.801305][ T32] r4:00000001 [ 1342.801325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.801360][ T32] Exception stack(0xeb871fb0 to 0xeb871ff8) [ 1342.801387][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.801415][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.801470][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.801514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.801540][ T32] r4:8551ee40 [ 1342.802032][ T32] INFO: task kworker/0:716:5287 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1342.802089][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.802191][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.802268][ T32] Call trace: [ 1342.802299][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.802351][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1342.802375][ T32] r4:00000000 [ 1342.802396][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.802435][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1342.802463][ T32] 5d20: c9d85000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1342.802492][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1342.802517][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1342.802543][ T32] r5:800d0013 r4:80239bb0 [ 1342.802563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.802603][ T32] r4:82ac21e4 [ 1342.802622][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1342.803270][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 12 printk messages dropped ** [ 1342.803802][ T32] r4:84cfd540 ** 7 printk messages dropped ** [ 1342.804133][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1342.804424][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb879e08 [ 1342.804446][ T32] r4:00000000 [ 1342.804471][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1342.804506][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1342.804541][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.804610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855db180 [ 1342.804666][ T32] r4:00000000 [ 1342.804691][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1342.805116][ T32] r5:85652b8c r4:85652800 [ 1342.805138][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.805415][ T32] r10:00000000 r9:85533d80 r8:80287e08 r7:eb869e60 r6:85530500 r5:855a0c00 ** 13 printk messages dropped ** [ 1342.842078][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 11 printk messages dropped ** [ 1342.843018][ T32] r4:e04c5dc0 ** 6 printk messages dropped ** [ 1342.843539][ T32] r5:00001000 r4:e00cd000 ** 8 printk messages dropped ** [ 1342.844362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1342.845327][ T32] task:kworker/0:718 state:D stack:0 pid:5291 tgid:5291 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1342.859585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855db300 ** 7 printk messages dropped ** [ 1342.860407][ T32] r5:85652f8c r4:85652c00 ** 6 printk messages dropped ** [ 1342.861109][ T32] r10:00000000 r9:85533e00 r8:80287e08 r7:eb879e60 r6:85530580 r5:855a0000 ** 13 printk messages dropped ** [ 1342.863412][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 2 printk messages dropped ** [ 1342.863639][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1342.863703][ T32] 5d20: ca28a000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1342.863752][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1342.863830][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1342.863879][ T32] r5:800d0013 r4:80239bb0 [ 1342.863914][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.864007][ T32] r4:82ac21e4 [ 1342.864071][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.864233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1342.864283][ T32] r4:e04c5dc0 [ 1342.864315][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.864423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1342.864518][ T32] r4:00000000 [ 1342.864559][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.864637][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.864698][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.864785][ T32] r5:00001000 r4:e00cd000 [ 1342.864827][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.864915][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.864992][ T32] r5:84f0cb8c r4:84f0c800 [ 1342.865025][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.865105][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1342.865166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.865272][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.865312][ T32] r4:84ddad80 [ 1342.865370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.865462][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1342.865504][ T32] r4:00000001 [ 1342.865536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.865632][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1342.865704][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.865754][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.885827][ T32] INFO: task kworker/0:719:5293 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1342.886978][ T32] r5:855a3000 r4:8291a680 ** 7 printk messages dropped ** [ 1342.887316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855db540 ** 7 printk messages dropped ** [ 1342.887614][ T32] r5:8565378c r4:85653400 ** 2 printk messages dropped ** [ 1342.887707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1342.888080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1342.889129][ T32] r4:00000000 [ 1342.889150][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.889191][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1342.889302][ T32] 5d20: ca625000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1342.889336][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1342.889386][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1342.889429][ T32] r5:800d0013 r4:80239bb0 [ 1342.889503][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.889549][ T32] r4:82ac21e4 [ 1342.889570][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.889612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1342.889661][ T32] r4:e04c5dc0 [ 1342.889685][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.889729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1342.889764][ T32] r4:00000000 [ 1342.889787][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.889839][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.889893][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.889991][ T32] r5:00001000 r4:e00cd000 [ 1342.890058][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.890119][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.890360][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1342.890954][ T32] INFO: task kworker/0:720:5295 blocked for more than 469 seconds. ** 12 printk messages dropped ** [ 1342.891525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb899e08 ** 10 printk messages dropped ** [ 1342.891973][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1342.892112][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.892590][ T32] Exception stack(0xeb899fb0 to 0xeb899ff8) ** 6 printk messages dropped ** [ 1342.893148][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.894263][ T32] r4:e04c5dc0 ** 9 printk messages dropped ** [ 1342.894994][ T32] r5:84f0cb8c r4:84f0c800 ** 6 printk messages dropped ** [ 1342.895320][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1342.895347][ T32] r4:00000001 [ 1342.895367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.895404][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1342.895430][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.895509][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.895585][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.895628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.895654][ T32] r4:84cfd540 [ 1342.895675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.895699][ T32] INFO: task kworker/0:721:5298 blocked for more than 469 seconds. [ 1342.895727][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.895751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.895771][ T32] task:kworker/0:721 state:D stack:0 pid:5298 tgid:5298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.895844][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.926339][ T32] Call trace: [ 1342.926437][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1342.926515][ T32] r10:8291a684 r9:eb8a5d84 r8:00000002 r7:60000013 r6:eb8a5d8c r5:855a1800 [ 1342.926541][ T32] r4:855a1800 [ 1342.926562][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1342.926606][ T32] r5:855a1800 r4:8291a680 [ 1342.926626][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.926693][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.926768][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a5e08 [ 1342.926814][ T32] r4:00000000 [ 1342.926840][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1342.926877][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1342.926917][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.927052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855db880 ** 7 printk messages dropped ** [ 1342.927378][ T32] r5:8565438c r4:85654000 [ 1342.927400][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.927630][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.927855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1342.928884][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1342.928937][ T32] r5:800d0013 r4:80239bb0 [ 1342.928962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.929004][ T32] r4:82ac21e4 [ 1342.929062][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.929113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1342.929142][ T32] r4:e04c5dc0 [ 1342.929163][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.929205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1342.929228][ T32] r4:00000000 [ 1342.929248][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.929346][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.929425][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.929486][ T32] r5:00001000 r4:e00cd000 [ 1342.929508][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.929550][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.929665][ T32] r5:84f0cb8c r4:84f0c800 [ 1342.929756][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.929845][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1342.929871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.929991][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.930031][ T32] r4:84ddad80 [ 1342.930056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.930103][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1342.930125][ T32] r4:00000001 [ 1342.930144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.930179][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1342.930205][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.930233][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.930283][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.930317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.930341][ T32] r4:84cfd540 [ 1342.930363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.930393][ T32] INFO: task kworker/0:722:5299 blocked for more than 469 seconds. [ 1342.930425][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.930450][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.930471][ T32] task:kworker/0:722 state:D stack:0 pid:5299 tgid:5299 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.930862][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a9e08 ** 4 printk messages dropped ** [ 1342.931013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855db6c0 [ 1342.931049][ T32] r4:00000000 [ 1342.931073][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.931118][ T32] r9:83018005 r8:855a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.931139][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.931181][ T32] r5:00001000 r4:eb5a7000 [ 1342.931201][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.931239][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.931280][ T32] r5:85653b8c r4:85653800 [ 1342.931324][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.931373][ T32] r7:dddced80 r6:83018000 r5:85653b8c r4:85542f80 [ 1342.931397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.931516][ T32] r10:61c88647 r9:855a3c00 r8:85542fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.931543][ T32] r4:85542f80 [ 1342.931562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.931607][ T32] r10:00000000 r9:85542f80 r8:80287e08 r7:eb8a5e60 r6:85530780 r5:855a3c00 [ 1342.931630][ T32] r4:00000001 [ 1342.931722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.931763][ T32] Exception stack(0xeb8a9fb0 to 0xeb8a9ff8) [ 1342.931890][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.931923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.932090][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.932134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.932159][ T32] r4:855db4c0 [ 1342.932470][ T32] INFO: task kworker/0:722:5299 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1342.932507][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.932677][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.932746][ T32] Call trace: [ 1342.932779][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.932864][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1342.932891][ T32] r4:00000000 [ 1342.932912][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1342.933214][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1342.933583][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 11 printk messages dropped ** [ 1342.934264][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 17 printk messages dropped ** [ 1342.935249][ T32] r4:855a4800 [ 1342.935372][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1342.935424][ T32] r5:855a4800 r4:8291a680 [ 1342.935445][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.935574][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.935622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b5e08 [ 1342.935648][ T32] r4:00000000 [ 1342.935668][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1342.935712][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1342.935751][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.935867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855db4c0 [ 1342.958264][ T32] r4:00000000 [ 1342.958307][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.958381][ T32] r9:83018005 r8:855a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1342.958406][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.958478][ T32] r5:00001000 r4:eb63d000 [ 1342.958504][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.958547][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.958614][ T32] r5:85653f8c r4:85653c00 [ 1342.958639][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.958750][ T32] r7:dddced80 r6:83018000 r5:85653f8c r4:855e7000 [ 1342.958777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.958833][ T32] r10:61c88647 r9:855a4800 r8:855e702c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.958857][ T32] r4:855e7000 [ 1342.958877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.958949][ T32] r10:00000000 r9:855e7000 r8:80287e08 r7:eb8a5e60 r6:85530800 r5:855a4800 [ 1342.958976][ T32] r4:00000001 [ 1342.959014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.959085][ T32] Exception stack(0xeb8b5fb0 to 0xeb8b5ff8) [ 1342.959120][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1342.959210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1342.960482][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 16 printk messages dropped ** [ 1342.961396][ T32] r5:84f0cb8c r4:84f0c800 ** 5 printk messages dropped ** [ 1342.961713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1342.961781][ T32] r4:00000001 [ 1342.961804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.961840][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1342.961866][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.961894][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.961920][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.961948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.962001][ T32] r4:84cfd540 [ 1342.962024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.962054][ T32] INFO: task kworker/0:724:5304 blocked for more than 469 seconds. [ 1342.962109][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.962139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.962161][ T32] task:kworker/0:724 state:D stack:0 pid:5304 tgid:5304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.962206][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.962303][ T32] Call trace: [ 1342.962340][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1342.962390][ T32] r10:8291a684 r9:eb8bdd84 r8:00000002 r7:60000113 r6:eb8bdd8c r5:855a5400 [ 1342.962412][ T32] r4:855a5400 [ 1342.962432][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1342.962473][ T32] r5:855a5400 r4:8291a680 [ 1342.962493][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.962583][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.962631][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8bde08 [ 1342.962655][ T32] r4:00000000 [ 1342.962675][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1342.962933][ T32] r9:83018005 r8:855a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 ** 4 printk messages dropped ** [ 1342.963125][ T32] r5:8565478c r4:85654400 ** 6 printk messages dropped ** [ 1342.963379][ T32] r10:00000000 r9:855e7080 r8:80287e08 r7:eb8a5e60 r6:85530880 r5:855a5400 ** 11 printk messages dropped ** [ 1342.964169][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.964630][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 15 printk messages dropped ** [ 1342.965341][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1342.985708][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1342.986752][ T32] r5:855a6000 r4:8291a680 ** 8 printk messages dropped ** [ 1342.987334][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.987668][ T32] r5:85654b8c r4:85654800 ** 3 printk messages dropped ** [ 1342.987896][ T32] r10:61c88647 r9:855a6000 r8:855e712c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.987975][ T32] r4:855e7100 [ 1342.988000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.988049][ T32] r10:00000000 r9:855e7100 r8:80287e08 r7:eb8bde60 r6:85530900 r5:855a6000 [ 1342.988144][ T32] r4:00000001 [ 1342.988169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.988233][ T32] Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) [ 1342.988264][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.988293][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.988344][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.988376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.988399][ T32] r4:855dba00 [ 1342.988984][ T32] INFO: task kworker/0:725:5306 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1342.989026][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.989334][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.989383][ T32] Call trace: [ 1342.989414][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.989466][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1342.989489][ T32] r4:00000000 [ 1342.989509][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.989572][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1342.989606][ T32] 5d20: cba11000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1342.989635][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1342.989660][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1342.989710][ T32] r5:800d0013 r4:80239bb0 [ 1342.989735][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.989776][ T32] r4:82ac21e4 [ 1342.989812][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1342.990324][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1342.990861][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1342.991166][ T32] r4:84cfd540 ** 7 printk messages dropped ** [ 1342.991909][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 15 printk messages dropped ** [ 1342.992475][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.992627][ T32] r5:8565538c r4:85655000 ** 4 printk messages dropped ** [ 1342.992904][ T32] r4:855e7180 ** 8 printk messages dropped ** [ 1342.993250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1342.993927][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 6 printk messages dropped ** [ 1342.994300][ T32] r4:e04c5dc0 [ 1342.994324][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1342.994368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1342.994415][ T32] r4:00000000 [ 1342.994488][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1342.994553][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.994604][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1342.994655][ T32] r5:00001000 r4:e00cd000 [ 1342.994676][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1342.994759][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.994815][ T32] r5:84f0cb8c r4:84f0c800 [ 1342.994864][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.994916][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1342.994963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.995014][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.995037][ T32] r4:84ddad80 [ 1342.995092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.995142][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1342.995231][ T32] r4:00000001 [ 1342.995254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.995290][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1342.995317][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.995344][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.995371][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.995409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.995435][ T32] r4:84cfd540 [ 1342.995456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.995483][ T32] INFO: task kworker/0:727:5310 blocked for more than 469 seconds. [ 1342.995513][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.995536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.995557][ T32] task:kworker/0:727 state:D stack:0 pid:5310 tgid:5310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.995631][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.995673][ T32] Call trace: [ 1342.995702][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1342.995911][ T32] r10:8291a684 r9:eb8c5d84 r8:00000002 r7:60000013 r6:eb8c5d8c r5:8559e000 [ 1343.026162][ T32] r4:8559e000 [ 1343.026206][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1343.026275][ T32] r5:8559e000 r4:8291a680 [ 1343.026316][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1343.026950][ T32] r5:00001000 r4:eb6d3000 ** 2 printk messages dropped ** [ 1343.027229][ T32] r5:85654f8c r4:85654c00 ** 3 printk messages dropped ** [ 1343.027381][ T32] r10:61c88647 r9:8559e000 r8:855e722c r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1343.029490][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.030021][ T32] 5d20: cc468000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 4 printk messages dropped ** [ 1343.030204][ T32] r4:82ac21e4 [ 1343.030228][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.030274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1343.030301][ T32] r4:e04c5dc0 [ 1343.030323][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.030413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1343.030467][ T32] r4:00000000 [ 1343.030518][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.030667][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1343.030698][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.030782][ T32] r5:00001000 r4:e00cd000 [ 1343.030838][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.030885][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.030978][ T32] r5:84f0cb8c r4:84f0c800 [ 1343.031003][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.031053][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1343.031074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.031125][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.031165][ T32] r4:84ddad80 [ 1343.031189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.031236][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1343.031259][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.031613][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1343.032318][ T32] r5:855a8000 r4:8291a680 ** 6 printk messages dropped ** [ 1343.032748][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.033527][ T32] r5:84478f8c r4:84478c00 ** 2 printk messages dropped ** [ 1343.033648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1343.034538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1343.060125][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 14 printk messages dropped ** [ 1343.060788][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1343.062075][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1343.062863][ T32] r5:855a9800 r4:8291a680 ** 2 printk messages dropped ** [ 1343.062969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8cde08 [ 1343.062991][ T32] r4:00000000 [ 1343.063093][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1343.063134][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1343.063169][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.063235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e8300 [ 1343.063261][ T32] r4:00000000 [ 1343.063281][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.063325][ T32] r9:83018005 r8:855a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1343.063347][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.063389][ T32] r5:00001000 r4:eb8df000 [ 1343.063408][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.063448][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.063516][ T32] r5:8565638c r4:85656000 [ 1343.063541][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.063588][ T32] r7:dddced80 r6:83018000 r5:8565638c r4:855e7280 [ 1343.063608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.063654][ T32] r10:61c88647 r9:855a9800 r8:855e72ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.063676][ T32] r4:855e7280 [ 1343.063695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.063739][ T32] r10:00000000 r9:855e7280 r8:80287e08 r7:eb8b9e60 r6:85530b80 r5:855a9800 [ 1343.063760][ T32] r4:00000001 [ 1343.063779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.063813][ T32] Exception stack(0xeb8cdfb0 to 0xeb8cdff8) [ 1343.063865][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.063897][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.063926][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.063955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.064000][ T32] r4:855dbd80 [ 1343.064478][ T32] INFO: task kworker/0:728:5316 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1343.064518][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.064576][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.064760][ T32] Call trace: [ 1343.064812][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.064869][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1343.064973][ T32] r4:00000000 [ 1343.064997][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.065039][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1343.065073][ T32] 5d20: cc96e000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1343.065102][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1343.065137][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1343.065166][ T32] r5:800d0013 r4:80239bb0 [ 1343.065187][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.065227][ T32] r4:82ac21e4 [ 1343.065260][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.065308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1343.065449][ T32] r4:e04c5dc0 [ 1343.065472][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.065515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1343.065539][ T32] r4:00000000 [ 1343.065558][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.065708][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1343.065734][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.065777][ T32] r5:00001000 r4:e00cd000 [ 1343.065868][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.081553][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 8 printk messages dropped ** [ 1343.082112][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1343.083603][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1343.084815][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.084856][ T32] r5:8565578c r4:85655400 [ 1343.084875][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.084918][ T32] r7:dddced80 r6:83018000 r5:8565578c r4:855e7300 [ 1343.084939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.084985][ T32] r10:61c88647 r9:855aa400 r8:855e732c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.085007][ T32] r4:855e7300 [ 1343.085039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.085092][ T32] r10:00000000 r9:855e7300 r8:80287e08 r7:eb8cde60 r6:85530c00 r5:855aa400 [ 1343.085116][ T32] r4:00000001 [ 1343.085135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1343.085310][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.102125][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1343.102870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 15 printk messages dropped ** [ 1343.103792][ T32] r4:84ddad80 ** 5 printk messages dropped ** [ 1343.104659][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1343.105318][ T32] r4:855ab000 ** 7 printk messages dropped ** [ 1343.105717][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1343.121037][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.121095][ T32] r5:00001000 r4:eb76b000 [ 1343.121142][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.121187][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.121477][ T32] r5:85655b8c r4:85655800 [ 1343.121503][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.121676][ T32] r7:dddced80 r6:83018000 r5:85655b8c r4:855e7380 [ 1343.121855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.122002][ T32] r10:61c88647 r9:855ab000 r8:855e73ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.122031][ T32] r4:855e7380 [ 1343.122210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.122320][ T32] r10:00000000 r9:855e7380 r8:80287e08 r7:eb8cde60 r6:85530c80 r5:855ab000 [ 1343.122348][ T32] r4:00000001 [ 1343.122368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.122406][ T32] Exception stack(0xeb8d5fb0 to 0xeb8d5ff8) [ 1343.122480][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.122527][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.122557][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.123188][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.123236][ T32] Call trace: [ 1343.123267][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.123320][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1343.123344][ T32] r4:00000000 [ 1343.123363][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.123403][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1343.123432][ T32] 5d20: cd2e0000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1343.123479][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1343.123510][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1343.123534][ T32] r5:800d0013 r4:80239bb0 [ 1343.123555][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.123595][ T32] r4:82ac21e4 [ 1343.123615][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1343.123679][ T32] r4:e04c5dc0 ** 9 printk messages dropped ** [ 1343.124196][ T32] r5:84f0cb8c r4:84f0c800 [ 1343.124215][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.124261][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1343.124305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.124356][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.124459][ T32] r4:84ddad80 [ 1343.124570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.124622][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1343.124645][ T32] r4:00000001 [ 1343.124664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.124699][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1343.124725][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.124753][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.124779][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.124852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.124878][ T32] r4:84cfd540 [ 1343.124900][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1343.125363][ T32] r4:855abc00 ** 5 printk messages dropped ** [ 1343.125619][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.143491][ T32] r9:83018005 r8:855abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 ** 4 printk messages dropped ** [ 1343.143853][ T32] r5:85655f8c r4:85655c00 ** 6 printk messages dropped ** [ 1343.144372][ T32] r10:00000000 r9:855e7400 r8:80287e08 r7:eb8cde60 r6:85530d00 r5:855abc00 ** 11 printk messages dropped ** [ 1343.159819][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.160273][ T32] 5d20: cd754000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 14 printk messages dropped ** [ 1343.161410][ T32] r5:00001000 r4:e00cd000 ** 7 printk messages dropped ** [ 1343.162121][ T32] r4:84ddad80 ** 6 printk messages dropped ** [ 1343.162569][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1343.163657][ T32] r5:855ad400 r4:8291a680 ** 5 printk messages dropped ** [ 1343.164065][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1343.164752][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.164842][ T32] r5:8565678c r4:85656400 [ 1343.164888][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.165028][ T32] r7:dddced80 r6:83018000 r5:8565678c r4:855e7480 [ 1343.165090][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.165212][ T32] r10:61c88647 r9:855ad400 r8:855e74ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.165278][ T32] r4:855e7480 [ 1343.165328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.165420][ T32] r10:00000000 r9:855e7480 r8:80287e08 r7:eb8cde60 r6:85530d80 r5:855ad400 [ 1343.165467][ T32] r4:00000001 [ 1343.165510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.165582][ T32] Exception stack(0xeb8e9fb0 to 0xeb8e9ff8) [ 1343.165641][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.165701][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.165787][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.180657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.180818][ T32] r4:855e8340 [ 1343.181596][ T32] INFO: task kworker/0:732:5322 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1343.181679][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.181850][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.182019][ T32] Call trace: [ 1343.182116][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.182242][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1343.182311][ T32] r4:00000000 [ 1343.182367][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.182465][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1343.182542][ T32] 5d20: cd850000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1343.182641][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1343.182713][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1343.182772][ T32] r5:800d0013 r4:80239bb0 [ 1343.182829][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.182929][ T32] r4:82ac21e4 [ 1343.182982][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1343.183266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 12 printk messages dropped ** [ 1343.184342][ T32] r4:84ddad80 ** 6 printk messages dropped ** [ 1343.184888][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.185501][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.185590][ T32] Call trace: [ 1343.185659][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1343.185756][ T32] r10:8291a684 r9:eb8ddd84 r8:00000002 r7:60000013 r6:eb8ddd8c r5:84ef2400 [ 1343.185812][ T32] r4:84ef2400 [ 1343.185854][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1343.204007][ T32] r5:84ef2400 r4:8291a680 [ 1343.204107][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.204283][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.204394][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8dde08 [ 1343.204447][ T32] r4:00000000 [ 1343.204513][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1343.204608][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1343.204821][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.204929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e87c0 ** 7 printk messages dropped ** [ 1343.205497][ T32] r5:85656b8c r4:85656800 [ 1343.205542][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1343.217284][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1343.219168][ T32] 5d20: cdab8000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 14 printk messages dropped ** [ 1343.220311][ T32] r5:00001000 r4:e00cd000 ** 9 printk messages dropped ** [ 1343.221195][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 13 printk messages dropped ** [ 1343.222214][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.223194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f9e08 ** 12 printk messages dropped ** [ 1343.224300][ T32] r5:85656f8c r4:85656c00 ** 1 printk messages dropped ** [ 1343.224456][ T32] r7:dddced80 r6:83018000 r5:85656f8c r4:855e7600 ** 10 printk messages dropped ** [ 1343.225223][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1343.249602][ T32] 5d20: cdeeb000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 13 printk messages dropped ** [ 1343.250581][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1343.251687][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 1 printk messages dropped ** [ 1343.251817][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.251880][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.251951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.252004][ T32] r4:84cfd540 [ 1343.252062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.252123][ T32] INFO: task kworker/1:362:5330 blocked for more than 469 seconds. [ 1343.252195][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.252248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.252318][ T32] task:kworker/1:362 state:D stack:0 pid:5330 tgid:5330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.252413][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.252546][ T32] Call trace: [ 1343.252630][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1343.252735][ T32] r10:8291a684 r9:eb90dd84 r8:00000002 r7:60000113 r6:eb90dd8c r5:84ef4800 [ 1343.252789][ T32] r4:84ef4800 [ 1343.252841][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1343.252964][ T32] r5:84ef4800 r4:8291a680 [ 1343.253017][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.253118][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.253268][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb90de08 [ 1343.253342][ T32] r4:00000000 [ 1343.253394][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1343.253479][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1343.253614][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.253741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a4880 [ 1343.253818][ T32] r4:00000000 [ 1343.253872][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.254005][ T32] r9:83018205 r8:84ef4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1343.254109][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.254222][ T32] r5:00001000 r4:eb8ff000 [ 1343.254289][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.254383][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.254484][ T32] r5:8562038c r4:85620000 [ 1343.254566][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.254663][ T32] r7:ddde2d80 r6:83018200 r5:8562038c r4:85530e00 [ 1343.254709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.254816][ T32] r10:61c88647 r9:84ef4800 r8:85530e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.254872][ T32] r4:85530e00 [ 1343.254911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.255015][ T32] r10:00000000 r9:85530e00 r8:80287e08 r7:eb801e60 r6:855e7700 r5:84ef4800 [ 1343.255073][ T32] r4:00000001 [ 1343.255133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.255214][ T32] Exception stack(0xeb90dfb0 to 0xeb90dff8) [ 1343.255272][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.255332][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.255388][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.255465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.255522][ T32] r4:856a49c0 [ 1343.287317][ T32] INFO: task kworker/1:362:5330 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1343.287536][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.287999][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.288146][ T32] Call trace: [ 1343.288298][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.288452][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1343.288512][ T32] r4:00000000 [ 1343.288559][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.288669][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1343.288822][ T32] 5d20: ce278000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1343.288896][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1343.289031][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1343.289106][ T32] r5:800d0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1343.289616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 17 printk messages dropped ** [ 1343.291060][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 13 printk messages dropped ** [ 1343.292115][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.292805][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb915e08 ** 12 printk messages dropped ** [ 1343.293845][ T32] r5:8565738c r4:85657000 ** 1 printk messages dropped ** [ 1343.294056][ T32] r7:dddced80 r6:83018000 r5:8565738c r4:855e7780 ** 5 printk messages dropped ** [ 1343.294636][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1343.295750][ T32] INFO: task kworker/0:735:5331 is blocked on a mutex likely owned by task kworker/0:173:3778. ** 4 printk messages dropped ** [ 1343.317224][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1343.317283][ T32] r4:00000000 [ 1343.317332][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.317414][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1343.317475][ T32] 5d20: ce32e000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1343.317534][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1343.317588][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1343.317640][ T32] r5:800d0013 r4:80239bb0 [ 1343.317690][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.317811][ T32] r4:82ac21e4 [ 1343.317865][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.318026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1343.318099][ T32] r4:e04c5dc0 [ 1343.318155][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.318254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1343.318311][ T32] r4:00000000 [ 1343.318361][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.318473][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 1 printk messages dropped ** [ 1343.318662][ T32] r5:00001000 r4:e00cd000 ** 7 printk messages dropped ** [ 1343.319376][ T32] r4:84ddad80 ** 3 printk messages dropped ** [ 1343.319676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1343.320457][ T32] task:kworker/1:363 state:D stack:0 pid:5333 tgid:5333 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.320550][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.320635][ T32] Call trace: [ 1343.320705][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1343.320796][ T32] r10:8291a684 r9:eb919d84 r8:00000002 r7:60000113 r6:eb919d8c r5:84ef6000 [ 1343.320847][ T32] r4:84ef6000 [ 1343.320894][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1343.320982][ T32] r5:84ef6000 r4:8291a680 [ 1343.321029][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.321126][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.321225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb919e08 [ 1343.321283][ T32] r4:00000000 [ 1343.321335][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1343.321444][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1343.321536][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.321636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b63c0 [ 1343.321689][ T32] r4:00000000 [ 1343.321732][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.321832][ T32] r9:83018205 r8:84ef6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1343.321889][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.322014][ T32] r5:00001000 r4:eb9af000 [ 1343.322075][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.322173][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.322269][ T32] r5:8562078c r4:85620400 ** 1 printk messages dropped ** [ 1343.322410][ T32] r7:ddde2d80 r6:83018200 r5:8562078c r4:85530e80 ** 9 printk messages dropped ** [ 1343.323126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.324944][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 8 printk messages dropped ** [ 1343.325511][ T32] r4:e04c5dc0 ** 9 printk messages dropped ** [ 1343.357536][ T32] r5:84f0cb8c r4:84f0c800 ** 6 printk messages dropped ** [ 1343.358286][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 13 printk messages dropped ** [ 1343.359320][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.360179][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1343.361288][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.361568][ T32] r7:dddced80 r6:83018000 r5:85657b8c r4:855e7900 [ 1343.361666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.361774][ T32] r10:61c88647 r9:84ef6c00 r8:855e792c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.361833][ T32] r4:855e7900 [ 1343.361881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.362006][ T32] r10:00000000 r9:855e7900 r8:80287e08 r7:eb915e60 r6:855e7980 r5:84ef6c00 [ 1343.362076][ T32] r4:00000001 [ 1343.362126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.362274][ T32] Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) [ 1343.362463][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.362532][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.362594][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.362667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.362722][ T32] r4:855e8cc0 [ 1343.363498][ T32] INFO: task kworker/0:736:5335 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1343.363591][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.363717][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.363822][ T32] Call trace: [ 1343.363910][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.364029][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1343.364099][ T32] r4:00000000 [ 1343.364151][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.364256][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1343.364324][ T32] 5d20: ce4b2000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1343.364522][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1343.364595][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1343.364646][ T32] r5:800d0013 r4:80239bb0 [ 1343.364698][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.364783][ T32] r4:82ac21e4 [ 1343.364849][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.364949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 10 printk messages dropped ** [ 1343.365748][ T32] r5:84f0cb8c r4:84f0c800 ** 5 printk messages dropped ** [ 1343.398213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1343.398652][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.400327][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.401388][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 ** 12 printk messages dropped ** [ 1343.402531][ T32] r5:8565778c r4:85657400 [ 1343.402571][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.403066][ T32] r10:00000000 r9:855e7a00 r8:80287e08 r7:eb8c9e60 r6:855e7a80 r5:84ef3c00 ** 2 printk messages dropped ** [ 1343.403398][ T32] Exception stack(0xeb929fb0 to 0xeb929ff8) [ 1343.403816][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.403879][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.403932][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.404053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.404108][ T32] r4:855e8d80 [ 1343.404829][ T32] INFO: task kworker/0:737:5337 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1343.404940][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.405090][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.405189][ T32] Call trace: [ 1343.405268][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.405380][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1343.405544][ T32] r4:00000000 [ 1343.405751][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.405841][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1343.433194][ T32] 5d20: ce928000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1343.433309][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1343.433340][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1343.433371][ T32] r5:800d0013 r4:80239bb0 [ 1343.433471][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.433545][ T32] r4:82ac21e4 [ 1343.433644][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1343.433984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 14 printk messages dropped ** [ 1343.434962][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 5 printk messages dropped ** [ 1343.435264][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.435358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.435445][ T32] r4:84cfd540 [ 1343.435474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.435507][ T32] INFO: task kworker/0:738:5339 blocked for more than 469 seconds. [ 1343.435540][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.435565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.435595][ T32] task:kworker/0:738 state:D stack:0 pid:5339 tgid:5339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.435671][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.435887][ T32] Call trace: [ 1343.450448][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1343.450610][ T32] r10:8291a684 r9:eb909d84 r8:00000002 r7:60000113 r6:eb909d8c r5:84ef0c00 [ 1343.450687][ T32] r4:84ef0c00 [ 1343.450771][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1343.450874][ T32] r5:84ef0c00 r4:8291a680 [ 1343.450941][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.451031][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.451131][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb909e08 ** 8 printk messages dropped ** [ 1343.451609][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.451808][ T32] r5:85657f8c r4:85657c00 ** 3 printk messages dropped ** [ 1343.452044][ T32] r10:61c88647 r9:84ef0c00 r8:855e7b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1343.453062][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.453684][ T32] r4:82ac21e4 [ 1343.453709][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.453754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1343.453777][ T32] r4:e04c5dc0 [ 1343.453797][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.453838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1343.453887][ T32] r4:00000000 [ 1343.453912][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.453985][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1343.454010][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.454062][ T32] r5:00001000 r4:e00cd000 [ 1343.454112][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.454209][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.454257][ T32] r5:84f0cb8c r4:84f0c800 [ 1343.454304][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1343.454506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1343.455184][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1343.455612][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.466847][ T32] r5:8566078c r4:85660400 [ 1343.466894][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.467189][ T32] r4:855e7c00 ** 7 printk messages dropped ** [ 1343.467891][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.469293][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.469591][ T32] r5:800d0013 r4:80239bb0 ** 7 printk messages dropped ** [ 1343.469905][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1343.470496][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 8 printk messages dropped ** [ 1343.471222][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.471869][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.472233][ T32] r5:855ae000 r4:8291a680 ** 5 printk messages dropped ** [ 1343.472454][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1343.472755][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.472843][ T32] r5:00001000 r4:eb93b000 [ 1343.472947][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.473026][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.473080][ T32] r5:8566038c r4:85660000 [ 1343.473101][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.473148][ T32] r7:dddced80 r6:83018000 r5:8566038c r4:855e7c80 [ 1343.473168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.473215][ T32] r10:61c88647 r9:855ae000 r8:855e7cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.473239][ T32] r4:855e7c80 [ 1343.473285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.473340][ T32] r10:00000000 r9:855e7c80 r8:80287e08 r7:eb945e60 r6:85530f80 r5:855ae000 [ 1343.473362][ T32] r4:00000001 [ 1343.473382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.473445][ T32] Exception stack(0xeb955fb0 to 0xeb955ff8) [ 1343.473505][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.473538][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.473595][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.473630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.473653][ T32] r4:856a02c0 [ 1343.474030][ T32] INFO: task kworker/0:740:5344 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1343.474078][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.474138][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.474273][ T32] Call trace: [ 1343.474331][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.474389][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1343.474459][ T32] r4:00000000 [ 1343.474485][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.474527][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1343.474601][ T32] 5d20: ced43000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1343.474661][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1343.474691][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1343.474743][ T32] r5:800d0013 r4:80239bb0 [ 1343.474768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.474810][ T32] r4:82ac21e4 [ 1343.474831][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.474902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1343.474929][ T32] r4:e04c5dc0 [ 1343.474948][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1343.475081][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 16 printk messages dropped ** [ 1343.475808][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1343.498384][ T32] r5:855b0000 r4:8291a680 ** 6 printk messages dropped ** [ 1343.498865][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.499613][ T32] r5:85661b8c r4:85661800 [ 1343.499678][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.499782][ T32] r7:dddced80 r6:83018000 r5:85661b8c r4:855e7d00 [ 1343.499837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.499934][ T32] r10:61c88647 r9:855b0000 r8:855e7d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.499983][ T32] r4:855e7d00 [ 1343.500024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.500130][ T32] r10:00000000 r9:855e7d00 r8:80287e08 r7:eb945e60 r6:856ad000 r5:855b0000 [ 1343.500211][ T32] r4:00000001 [ 1343.500267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.500350][ T32] Exception stack(0xeb959fb0 to 0xeb959ff8) [ 1343.500522][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.500597][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.500663][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.500734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.500788][ T32] r4:856a0400 [ 1343.501574][ T32] INFO: task kworker/0:741:5345 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1343.501657][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.501783][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.501950][ T32] Call trace: ** 2 printk messages dropped ** [ 1343.502276][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.502739][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1343.503220][ T32] r5:00001000 r4:e00cd000 ** 8 printk messages dropped ** [ 1343.503847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1343.504482][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1343.505005][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.505308][ T32] r5:85660b8c r4:85660800 ** 3 printk messages dropped ** [ 1343.505481][ T32] r10:61c88647 r9:855b0c00 r8:855e7dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1343.530784][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.531399][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 14 printk messages dropped ** [ 1343.532263][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1343.533059][ T32] r4:84cfd540 ** 9 printk messages dropped ** [ 1343.533701][ T32] r4:855b2400 ** 7 printk messages dropped ** [ 1343.534096][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.534525][ T32] r5:00001000 r4:eb961000 [ 1343.534642][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.534687][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.534729][ T32] r5:85660f8c r4:85660c00 [ 1343.534749][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.534859][ T32] r7:dddced80 r6:83018000 r5:85660f8c r4:855e7e00 [ 1343.534884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.534991][ T32] r10:61c88647 r9:855b2400 r8:855e7e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.535023][ T32] r4:855e7e00 [ 1343.535050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.535101][ T32] r10:00000000 r9:855e7e00 r8:80287e08 r7:eb959e60 r6:856ad100 r5:855b2400 [ 1343.535188][ T32] r4:00000001 [ 1343.535214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.535303][ T32] Exception stack(0xeb971fb0 to 0xeb971ff8) [ 1343.535547][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.535668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.535795][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.554492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.554657][ T32] r4:856a0500 [ 1343.555158][ T32] INFO: task kworker/0:743:5348 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1343.555240][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.555321][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.555420][ T32] Call trace: [ 1343.555455][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.555518][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1343.555570][ T32] r4:00000000 [ 1343.555623][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.555673][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1343.555732][ T32] 5d20: cf6da000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1343.555766][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1343.555793][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1343.555819][ T32] r5:800d0013 r4:80239bb0 [ 1343.555904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.556424][ T32] r4:82ac21e4 [ 1343.556457][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.556516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1343.556540][ T32] r4:e04c5dc0 [ 1343.556560][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.556603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 11 printk messages dropped ** [ 1343.557096][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1343.557540][ T32] INFO: task kworker/0:744:5350 blocked for more than 470 seconds. ** 11 printk messages dropped ** [ 1343.558212][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1343.559031][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1343.559515][ T32] r4:855e7e80 ** 8 printk messages dropped ** [ 1343.560031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1343.561140][ T32] r5:800d0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1343.561293][ T32] r4:e04c5dc0 ** 4 printk messages dropped ** [ 1343.561475][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 8 printk messages dropped ** [ 1343.561797][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.561875][ T32] r4:84ddad80 [ 1343.561905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.562019][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1343.562061][ T32] r4:00000001 [ 1343.562083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.562123][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1343.562150][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.562179][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.562223][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.562317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.562356][ T32] r4:84cfd540 [ 1343.562381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.562407][ T32] INFO: task kworker/0:745:5352 blocked for more than 470 seconds. [ 1343.562437][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.562488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.562515][ T32] task:kworker/0:745 state:D stack:0 pid:5352 tgid:5352 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.562590][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.562656][ T32] Call trace: [ 1343.562692][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1343.562741][ T32] r10:8291a684 r9:eb98dd84 r8:00000002 r7:60000113 r6:eb98dd8c r5:855b3000 [ 1343.562794][ T32] r4:855b3000 [ 1343.562822][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1343.562867][ T32] r5:855b3000 r4:8291a680 [ 1343.562887][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.562926][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.562969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb98de08 [ 1343.562991][ T32] r4:00000000 [ 1343.563010][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1343.563045][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1343.563086][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.563126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0900 [ 1343.563152][ T32] r4:00000000 [ 1343.563171][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.563214][ T32] r9:83018005 r8:855b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1343.563238][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.563281][ T32] r5:00001000 r4:eb981000 [ 1343.563345][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.563390][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.563432][ T32] r5:8566178c r4:85661400 [ 1343.563452][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.563496][ T32] r7:dddced80 r6:83018000 r5:8566178c r4:855e7f00 [ 1343.563516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.563566][ T32] r10:61c88647 r9:855b3000 r8:855e7f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.563589][ T32] r4:855e7f00 [ 1343.563608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.563679][ T32] r10:00000000 r9:855e7f00 r8:80287e08 r7:eb959e60 r6:856ad200 r5:855b3000 [ 1343.563707][ T32] r4:00000001 [ 1343.563753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.563794][ T32] Exception stack(0xeb98dfb0 to 0xeb98dff8) [ 1343.563823][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.563852][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.563892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.563925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.563947][ T32] r4:856a0a80 [ 1343.564249][ T32] INFO: task kworker/0:745:5352 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1343.564284][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.564362][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.564471][ T32] Call trace: [ 1343.564509][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.564562][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1343.564611][ T32] r4:00000000 [ 1343.564680][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.564725][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1343.564753][ T32] 5d20: cf6da000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1343.564811][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1343.564841][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 2 printk messages dropped ** [ 1343.564927][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.565130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 11 printk messages dropped ** [ 1343.565638][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1343.600293][ T32] task:kworker/0:746 state:D stack:0 pid:5354 tgid:5354 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1343.600781][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.601005][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.601302][ T32] r5:85662b8c r4:85662800 [ 1343.601349][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.601524][ T32] r10:61c88647 r9:855b5400 r8:855e7fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1343.601930][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.602873][ T32] Call trace: ** 2 printk messages dropped ** [ 1343.603053][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.603155][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1343.603185][ T32] 5d20: cff42000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1343.603216][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1343.603243][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1343.603267][ T32] r5:800d0013 r4:80239bb0 [ 1343.603315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.603361][ T32] r4:82ac21e4 [ 1343.603382][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.603424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1343.603446][ T32] r4:e04c5dc0 [ 1343.603465][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.603506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1343.603555][ T32] r4:00000000 [ 1343.603580][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.603654][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1343.603681][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.603754][ T32] r5:00001000 r4:e00cd000 [ 1343.603779][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.603850][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.603897][ T32] r5:84f0cb8c r4:84f0c800 [ 1343.603917][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.603964][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1343.603985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.604034][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.604066][ T32] r4:84ddad80 [ 1343.604086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.604132][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1343.604155][ T32] r4:00000001 [ 1343.604202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.604243][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1343.604269][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.604340][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.604374][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.604462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.604491][ T32] r4:84cfd540 [ 1343.604513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.604537][ T32] INFO: task kworker/0:747:5356 blocked for more than 470 seconds. [ 1343.604567][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.604698][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.604724][ T32] task:kworker/0:747 state:D stack:0 pid:5356 tgid:5356 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.604864][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.604909][ T32] Call trace: [ 1343.605000][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1343.605060][ T32] r10:8291a684 r9:eb9a9d84 r8:00000002 r7:60000013 r6:eb9a9d8c r5:855b4800 [ 1343.605085][ T32] r4:855b4800 [ 1343.605106][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1343.605240][ T32] r5:855b4800 r4:8291a680 [ 1343.605266][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.605306][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.605350][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a9e08 [ 1343.605373][ T32] r4:00000000 [ 1343.605392][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1343.605450][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1343.605491][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.605535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0c40 [ 1343.605558][ T32] r4:00000000 [ 1343.606015][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.613480][ T32] r9:83018005 r8:855b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1343.613531][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.613604][ T32] r5:00001000 r4:eb99d000 [ 1343.613643][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.613723][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.613815][ T32] r5:85661f8c r4:85661c00 [ 1343.613844][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.613895][ T32] r7:dddced80 r6:83018000 r5:85661f8c r4:856b0000 [ 1343.613917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.614052][ T32] r10:61c88647 r9:855b4800 r8:856b002c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.614085][ T32] r4:856b0000 [ 1343.614106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.614160][ T32] r10:00000000 r9:856b0000 r8:80287e08 r7:eb995e60 r6:856ad300 r5:855b4800 [ 1343.614221][ T32] r4:00000001 [ 1343.614284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.614362][ T32] Exception stack(0xeb9a9fb0 to 0xeb9a9ff8) [ 1343.614490][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.614530][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.614559][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.614617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.614644][ T32] r4:856a0a00 [ 1343.615130][ T32] INFO: task kworker/0:747:5356 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1343.615173][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.615611][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 8 printk messages dropped ** [ 1343.626519][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.626958][ T32] r5:84f0cb8c r4:84f0c800 ** 5 printk messages dropped ** [ 1343.627158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1343.627708][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.628333][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.628690][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1343.629208][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.629353][ T32] r5:8566238c r4:85662000 ** 1 printk messages dropped ** [ 1343.629416][ T32] r7:dddced80 r6:83018000 r5:8566238c r4:856b0080 ** 4 printk messages dropped ** [ 1343.629607][ T32] r10:00000000 r9:856b0080 r8:80287e08 r7:eb995e60 r6:856ad380 r5:855b6000 ** 4 printk messages dropped ** [ 1343.629771][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.629797][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.629859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.629885][ T32] r4:856a0b80 [ 1343.630381][ T32] INFO: task kworker/0:748:5358 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1343.630424][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.630589][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.630645][ T32] Call trace: [ 1343.630708][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.630796][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1343.630832][ T32] r4:00000000 [ 1343.630867][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.630965][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1343.631000][ T32] 5d20: d0147000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1343.631056][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1343.631087][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1343.631139][ T32] r5:800d0013 r4:80239bb0 [ 1343.631166][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.631209][ T32] r4:82ac21e4 [ 1343.631229][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.631271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1343.631294][ T32] r4:e04c5dc0 [ 1343.631314][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.631357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1343.631381][ T32] r4:00000000 [ 1343.631402][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.631448][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1343.631469][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.631510][ T32] r5:00001000 r4:e00cd000 [ 1343.631531][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.631571][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.631612][ T32] r5:84f0cb8c r4:84f0c800 [ 1343.631632][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.631720][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1343.631758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.631851][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.631876][ T32] r4:84ddad80 [ 1343.631922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.631976][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 1 printk messages dropped ** [ 1343.632020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.632408][ T32] INFO: task kworker/0:749:5361 blocked for more than 470 seconds. ** 5 printk messages dropped ** [ 1343.632776][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1343.633333][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb851e08 ** 8 printk messages dropped ** [ 1343.633749][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.633899][ T32] r5:8566278c r4:85662400 [ 1343.633920][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1343.634058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1343.634237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.634752][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1343.635508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 14 printk messages dropped ** [ 1343.659762][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 6 printk messages dropped ** [ 1343.660175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1343.660596][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1343.660918][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.660961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a1e08 [ 1343.661053][ T32] r4:00000000 [ 1343.661157][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1343.661258][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1343.661363][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.661410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b6600 [ 1343.661433][ T32] r4:00000000 [ 1343.661453][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.661500][ T32] r9:83018205 r8:855b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1343.661568][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.661618][ T32] r5:00001000 r4:eab59000 [ 1343.661640][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.661756][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.661846][ T32] r5:85620f8c r4:85620c00 [ 1343.661891][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.661993][ T32] r7:ddde2d80 r6:83018200 r5:85620f8c r4:856ad480 [ 1343.662031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.662116][ T32] r10:61c88647 r9:855b3c00 r8:856ad4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.662145][ T32] r4:856ad480 [ 1343.662312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.662366][ T32] r10:00000000 r9:856ad480 r8:80287e08 r7:eb801e60 r6:856ad500 r5:855b3c00 [ 1343.662411][ T32] r4:00000001 [ 1343.662464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.662511][ T32] Exception stack(0xeb9a1fb0 to 0xeb9a1ff8) [ 1343.662538][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.662566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.662592][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.662622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.662644][ T32] r4:856b6580 [ 1343.663112][ T32] INFO: task kworker/1:364:5363 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1343.663330][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.663525][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.663625][ T32] Call trace: [ 1343.663756][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.663925][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1343.663955][ T32] r4:00000000 [ 1343.663980][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.664117][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1343.664152][ T32] 5d20: d0387000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1343.664181][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1343.664207][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1343.664230][ T32] r5:800d0013 r4:80239bb0 [ 1343.664251][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.664386][ T32] r4:82ac21e4 [ 1343.664412][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.664491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1343.664520][ T32] r4:e04c5dc0 [ 1343.664540][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.664676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1343.664789][ T32] r4:00000000 [ 1343.664814][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.664861][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1343.664993][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.665042][ T32] r5:00001000 r4:e00cd000 [ 1343.665069][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.665202][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.665253][ T32] r5:84f0cb8c r4:84f0c800 [ 1343.665274][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.665515][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1343.665621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.665735][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.665764][ T32] r4:84ddad80 [ 1343.665785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.665899][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1343.684285][ T32] r4:00000001 [ 1343.684335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.684406][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1343.684441][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.684505][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.684567][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.684604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.684629][ T32] r4:84cfd540 [ 1343.684665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.684735][ T32] INFO: task kworker/1:365:5366 blocked for more than 470 seconds. [ 1343.684783][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.684814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.684838][ T32] task:kworker/1:365 state:D stack:0 pid:5366 tgid:5366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.684898][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.684948][ T32] Call trace: [ 1343.684981][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1343.685081][ T32] r10:8291a684 r9:eb9b9d84 r8:00000002 r7:60000113 r6:eb9b9d8c r5:855a8c00 [ 1343.685112][ T32] r4:855a8c00 [ 1343.685135][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1343.685235][ T32] r5:855a8c00 r4:8291a680 [ 1343.685316][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.685363][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.685406][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b9e08 [ 1343.685456][ T32] r4:00000000 [ 1343.685509][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1343.685550][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1343.685590][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.685633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b6780 [ 1343.685686][ T32] r4:00000000 [ 1343.685712][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1343.685905][ T32] r5:00001000 r4:ead11000 ** 2 printk messages dropped ** [ 1343.700012][ T32] r5:8562138c r4:85621000 [ 1343.700042][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.700520][ T32] r10:00000000 r9:856ad580 r8:80287e08 r7:eb801e60 r6:856ad600 r5:855a8c00 ** 6 printk messages dropped ** [ 1343.701557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1343.702718][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.702953][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1343.702990][ T32] 5d20: d0a5f000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1343.703026][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1343.703063][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1343.703156][ T32] r5:800d0013 r4:80239bb0 [ 1343.703183][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.703269][ T32] r4:82ac21e4 [ 1343.703296][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.703343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1343.703367][ T32] r4:e04c5dc0 [ 1343.703415][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.703495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1343.703605][ T32] r4:00000000 [ 1343.703630][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.703680][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1343.703704][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.703812][ T32] r5:00001000 r4:e00cd000 [ 1343.703860][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.703923][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.703971][ T32] r5:84f0cb8c r4:84f0c800 [ 1343.703994][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.704044][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1343.704095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.704311][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.704344][ T32] r4:84ddad80 [ 1343.704366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.704521][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1343.704561][ T32] r4:00000001 [ 1343.704585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.704627][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1343.704656][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.704749][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.704783][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.704818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.704842][ T32] r4:84cfd540 [ 1343.704866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.704965][ T32] INFO: task kworker/1:366:5368 blocked for more than 470 seconds. [ 1343.705067][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.705133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.705178][ T32] task:kworker/1:366 state:D stack:0 pid:5368 tgid:5368 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.705313][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.705362][ T32] Call trace: [ 1343.705396][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1343.705541][ T32] r10:8291a684 r9:eb9c1d84 r8:00000002 r7:60000113 r6:eb9c1d8c r5:856e0000 [ 1343.705582][ T32] r4:856e0000 [ 1343.705608][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1343.705653][ T32] r5:856e0000 r4:8291a680 [ 1343.705674][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.705714][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.705759][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 [ 1343.705783][ T32] r4:00000000 [ 1343.705896][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1343.724470][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1343.724564][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.724614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b3500 ** 5 printk messages dropped ** [ 1343.724958][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.725173][ T32] r5:85663f8c r4:85663c00 [ 1343.725200][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.725524][ T32] r4:856ad680 ** 4 printk messages dropped ** [ 1343.725765][ T32] Exception stack(0xeb9c1fb0 to 0xeb9c1ff8) ** 7 printk messages dropped ** [ 1343.732391][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.733705][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 2 printk messages dropped ** [ 1343.734182][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 4 printk messages dropped ** [ 1343.734469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 9 printk messages dropped ** [ 1343.735351][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.749485][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 7 printk messages dropped ** [ 1343.749710][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1343.749917][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.750245][ T32] r5:84ef1800 r4:8291a680 ** 3 printk messages dropped ** [ 1343.750451][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.750647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e8400 ** 7 printk messages dropped ** [ 1343.751161][ T32] r5:85662f8c r4:85662c00 [ 1343.751181][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.751332][ T32] r10:61c88647 r9:84ef1800 r8:856b01ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1343.751682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1343.752596][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.752847][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 5 printk messages dropped ** [ 1343.753125][ T32] r4:e04c5dc0 ** 1 printk messages dropped ** [ 1343.753191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1343.753214][ T32] r4:00000000 [ 1343.753233][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.753331][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1343.753365][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.753444][ T32] r5:00001000 r4:e00cd000 [ 1343.753467][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.753507][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.753553][ T32] r5:84f0cb8c r4:84f0c800 [ 1343.753601][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.753654][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1343.753674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.753748][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.753810][ T32] r4:84ddad80 [ 1343.753839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.753943][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1343.754028][ T32] r4:00000001 [ 1343.754056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.754136][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1343.754168][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.754197][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.754228][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.754258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.754372][ T32] r4:84cfd540 [ 1343.754458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.754489][ T32] INFO: task kworker/0:751:5372 blocked for more than 470 seconds. [ 1343.754550][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.754581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.754603][ T32] task:kworker/0:751 state:D stack:0 pid:5372 tgid:5372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.754650][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.754854][ T32] Call trace: [ 1343.754886][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1343.754936][ T32] r10:8291a684 r9:eb9c5d84 r8:00000002 r7:60000113 r6:eb9c5d8c r5:84ef0000 [ 1343.754959][ T32] r4:84ef0000 [ 1343.754981][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1343.755024][ T32] r5:84ef0000 r4:8291a680 [ 1343.755044][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.755089][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.755131][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c5e08 [ 1343.755180][ T32] r4:00000000 [ 1343.755209][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1343.755249][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1343.755283][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.755324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b3040 [ 1343.755375][ T32] r4:00000000 [ 1343.755399][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.755499][ T32] r9:83018005 r8:84ef0000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1343.755526][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.755596][ T32] r5:00001000 r4:eb215000 [ 1343.755620][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.755660][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.755701][ T32] r5:8566338c r4:85663000 [ 1343.755721][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.755767][ T32] r7:dddced80 r6:83018000 r5:8566338c r4:856b0280 [ 1343.755787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.755888][ T32] r10:61c88647 r9:84ef0000 r8:856b02ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.755916][ T32] r4:856b0280 [ 1343.755935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.776609][ T32] r10:00000000 r9:856b0280 r8:80287e08 r7:eb9bde60 r6:856b0300 r5:84ef0000 ** 1 printk messages dropped ** [ 1343.776688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1343.777575][ T32] INFO: task kworker/0:751:5372 is blocked on a mutex likely owned by task kworker/0:173:3778. ** 9 printk messages dropped ** [ 1343.778366][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 8 printk messages dropped ** [ 1343.778893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 9 printk messages dropped ** [ 1343.779501][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 4 printk messages dropped ** [ 1343.779694][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 9 printk messages dropped ** [ 1343.780025][ T32] INFO: task kworker/0:752:5374 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.780430][ T32] r4:856e2400 ** 1 printk messages dropped ** [ 1343.780499][ T32] r5:856e2400 r4:8291a680 ** 3 printk messages dropped ** [ 1343.780678][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.780810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b31c0 ** 7 printk messages dropped ** [ 1343.781202][ T32] r5:8566378c r4:85663400 ** 2 printk messages dropped ** [ 1343.781293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1343.781583][ T32] Exception stack(0xeb9d1fb0 to 0xeb9d1ff8) ** 6 printk messages dropped ** [ 1343.782172][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1343.782749][ T32] r5:800d0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1343.782962][ T32] r4:e04c5dc0 ** 5 printk messages dropped ** [ 1343.783147][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.783571][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1343.783763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1343.784168][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1343.784494][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.784537][ T32] Call trace: [ 1343.784567][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1343.784645][ T32] r10:8291a684 r9:eb9d9d84 r8:00000002 r7:60000113 r6:eb9d9d8c r5:856e0c00 [ 1343.784674][ T32] r4:856e0c00 [ 1343.784721][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1343.784787][ T32] r5:856e0c00 r4:8291a680 [ 1343.784819][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.784860][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.784902][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d9e08 [ 1343.784943][ T32] r4:00000000 [ 1343.784994][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1343.785036][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1343.785080][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.785149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b3740 [ 1343.785177][ T32] r4:00000000 [ 1343.785197][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.785295][ T32] r9:83018005 r8:856e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1343.785321][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.785365][ T32] r5:00001000 r4:eb3f9000 [ 1343.785385][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.785427][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.785468][ T32] r5:8566478c r4:85664400 [ 1343.785490][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.785564][ T32] r7:dddced80 r6:83018000 r5:8566478c r4:856b0400 [ 1343.785589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.785637][ T32] r10:61c88647 r9:856e0c00 r8:856b042c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.785660][ T32] r4:856b0400 [ 1343.785678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.785722][ T32] r10:00000000 r9:856b0400 r8:80287e08 r7:eb9d1e60 r6:856ad800 r5:856e0c00 [ 1343.785789][ T32] r4:00000001 [ 1343.785897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.808439][ T32] Exception stack(0xeb9d9fb0 to 0xeb9d9ff8) [ 1343.808502][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.808534][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.808561][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.808594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.808619][ T32] r4:856b3180 [ 1343.809104][ T32] INFO: task kworker/0:753:5376 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1343.809153][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.809306][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.809376][ T32] Call trace: [ 1343.809410][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.809468][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1343.809491][ T32] r4:00000000 [ 1343.809512][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.809553][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1343.809582][ T32] 5d20: d1b62000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1343.809612][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1343.809638][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1343.809662][ T32] r5:800d0013 r4:80239bb0 [ 1343.809682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.809724][ T32] r4:82ac21e4 [ 1343.809745][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.809787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1343.809813][ T32] r4:e04c5dc0 [ 1343.809833][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.809874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1343.809896][ T32] r4:00000000 [ 1343.809943][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.810044][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1343.810077][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.810122][ T32] r5:00001000 r4:e00cd000 [ 1343.810143][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.810182][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.810225][ T32] r5:84f0cb8c r4:84f0c800 [ 1343.810263][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.810318][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1343.810340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.810386][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.810436][ T32] r4:84ddad80 [ 1343.810488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.810539][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1343.810562][ T32] r4:00000001 [ 1343.810581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.810617][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1343.810643][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.810671][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.810699][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.810756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.810810][ T32] r4:84cfd540 [ 1343.810837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.810867][ T32] INFO: task kworker/0:754:5377 blocked for more than 470 seconds. ** 3 printk messages dropped ** [ 1343.810993][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.811234][ T32] r4:856e3000 ** 4 printk messages dropped ** [ 1343.811408][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9dde08 ** 5 printk messages dropped ** [ 1343.811703][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.811985][ T32] r5:85663b8c r4:85663800 [ 1343.812034][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.812267][ T32] r4:856b0480 ** 3 printk messages dropped ** [ 1343.812404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.812988][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.813464][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 7 printk messages dropped ** [ 1343.813784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 6 printk messages dropped ** [ 1343.814073][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.814465][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.814604][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.814890][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.815092][ T32] r4:856e3c00 ** 2 printk messages dropped ** [ 1343.815272][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.815377][ T32] r4:00000000 [ 1343.815396][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1343.815459][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1343.815500][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.815542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b36c0 [ 1343.815565][ T32] r4:00000000 [ 1343.815584][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.815628][ T32] r9:83018005 r8:856e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1343.815677][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.815724][ T32] r5:00001000 r4:eb3dd000 [ 1343.815744][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.815782][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.815925][ T32] r5:8566438c r4:85664000 [ 1343.831645][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.831830][ T32] r7:dddced80 r6:83018000 r5:8566438c r4:856b0500 [ 1343.831893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.831961][ T32] r10:61c88647 r9:856e3c00 r8:856b052c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.832013][ T32] r4:856b0500 [ 1343.832081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.832165][ T32] r10:00000000 r9:856b0500 r8:80287e08 r7:eb9d9e60 r6:856ad900 r5:856e3c00 [ 1343.832192][ T32] r4:00000001 [ 1343.832213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.832280][ T32] Exception stack(0xeb9c9fb0 to 0xeb9c9ff8) [ 1343.832315][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.832344][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.832370][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.832484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.832518][ T32] r4:856b3600 [ 1343.832962][ T32] INFO: task kworker/0:755:5380 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1343.833017][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.833097][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.833146][ T32] Call trace: [ 1343.833213][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.833270][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1343.833295][ T32] r4:00000000 [ 1343.833315][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.833355][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1343.833384][ T32] 5d20: d1b62000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1343.833441][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1343.833472][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1343.833497][ T32] r5:800d0013 r4:80239bb0 [ 1343.833518][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.833561][ T32] r4:82ac21e4 [ 1343.833581][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.833649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1343.833677][ T32] r4:e04c5dc0 [ 1343.833697][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.833739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1343.833791][ T32] r4:00000000 [ 1343.833842][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.833894][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1343.833943][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.834019][ T32] r5:00001000 r4:e00cd000 [ 1343.834041][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.834090][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.834134][ T32] r5:84f0cb8c r4:84f0c800 [ 1343.834154][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.834234][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1343.834287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.834560][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.835021][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 11 printk messages dropped ** [ 1343.835475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856be680 ** 7 printk messages dropped ** [ 1343.835800][ T32] r5:8562178c r4:85621400 ** 4 printk messages dropped ** [ 1343.849066][ T32] r4:856ad980 ** 7 printk messages dropped ** [ 1343.849401][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1343.850615][ T32] 5d20: d2062000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 10 printk messages dropped ** [ 1343.851128][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.851688][ T32] r5:84f0cb8c r4:84f0c800 ** 8 printk messages dropped ** [ 1343.852202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1343.852900][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1343.853400][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.853801][ T32] r5:85664b8c r4:85664800 [ 1343.853821][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.853893][ T32] r7:dddced80 r6:83018000 r5:85664b8c r4:856b0580 [ 1343.853921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.854031][ T32] r10:61c88647 r9:856e6c00 r8:856b05ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.854064][ T32] r4:856b0580 [ 1343.854113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.854192][ T32] r10:00000000 r9:856b0580 r8:80287e08 r7:eb9d9e60 r6:856ada80 r5:856e6c00 [ 1343.854219][ T32] r4:00000001 [ 1343.854242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.854279][ T32] Exception stack(0xeb9edfb0 to 0xeb9edff8) [ 1343.854306][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.854362][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.854394][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.854438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.854480][ T32] r4:856b3800 [ 1343.854786][ T32] INFO: task kworker/0:756:5384 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1343.854824][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.854881][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.854946][ T32] Call trace: [ 1343.855004][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.855067][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1343.855093][ T32] r4:00000000 [ 1343.855114][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.855154][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1343.855183][ T32] 5d20: d2062000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1343.855212][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1343.855265][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1343.855294][ T32] r5:800d0013 r4:80239bb0 [ 1343.855333][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.855377][ T32] r4:82ac21e4 [ 1343.855397][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.855440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1343.855464][ T32] r4:e04c5dc0 [ 1343.855483][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.855600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1343.855632][ T32] r4:00000000 [ 1343.855698][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.855751][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1343.855802][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.855890][ T32] r5:00001000 r4:e00cd000 [ 1343.879695][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.879790][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.879952][ T32] r5:84f0cb8c r4:84f0c800 [ 1343.880212][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.880299][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1343.880387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.880485][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.880512][ T32] r4:84ddad80 ** 3 printk messages dropped ** [ 1343.880624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 13 printk messages dropped ** [ 1343.881373][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 11 printk messages dropped ** [ 1343.882224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b3ec0 ** 7 printk messages dropped ** [ 1343.882906][ T32] r5:85665f8c r4:85665c00 [ 1343.882926][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.882998][ T32] r7:dddced80 r6:83018000 r5:85665f8c r4:856b0600 [ 1343.883084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.883137][ T32] r10:61c88647 r9:856e5400 r8:856b062c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.883164][ T32] r4:856b0600 [ 1343.883183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.883229][ T32] r10:00000000 r9:856b0600 r8:80287e08 r7:eb9ede60 r6:856adb00 r5:856e5400 [ 1343.883254][ T32] r4:00000001 [ 1343.883842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.883885][ T32] Exception stack(0xeb9f1fb0 to 0xeb9f1ff8) [ 1343.883929][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.883962][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 48 printk messages dropped ** [ 1343.908359][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 2 printk messages dropped ** [ 1343.908550][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.909198][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f9e08 ** 12 printk messages dropped ** [ 1343.909976][ T32] r5:85664f8c r4:85664c00 [ 1343.910005][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1343.910481][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1343.911388][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1343.913365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 14 printk messages dropped ** [ 1343.914555][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 10 printk messages dropped ** [ 1343.915067][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 8 printk messages dropped ** [ 1343.930897][ T32] r5:856e8000 r4:8291a680 ** 5 printk messages dropped ** [ 1343.931213][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.931892][ T32] r5:8566538c r4:85665000 ** 3 printk messages dropped ** [ 1343.932298][ T32] r10:61c88647 r9:856e8000 r8:856b072c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1343.933073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1343.934853][ T32] r5:800d0013 r4:80239bb0 ** 10 printk messages dropped ** [ 1343.935425][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1343.962982][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.963121][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.963196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.963299][ T32] r4:84cfd540 [ 1343.963409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.963445][ T32] INFO: task kworker/0:760:5391 blocked for more than 470 seconds. [ 1343.963481][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.963507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.963530][ T32] task:kworker/0:760 state:D stack:0 pid:5391 tgid:5391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.963606][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.963728][ T32] Call trace: [ 1343.963795][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1343.963850][ T32] r10:8291a684 r9:eba09d84 r8:00000002 r7:60000113 r6:eba09d8c r5:856e9800 [ 1343.963873][ T32] r4:856e9800 [ 1343.964002][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1343.964196][ T32] r5:856e9800 r4:8291a680 [ 1343.964222][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.964264][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.964525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba09e08 [ 1343.964564][ T32] r4:00000000 [ 1343.964632][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1343.964677][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1343.964732][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.964940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b3cc0 [ 1343.964970][ T32] r4:00000000 [ 1343.964992][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.965231][ T32] r9:83018005 r8:856e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1343.965261][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.965309][ T32] r5:00001000 r4:eb47d000 [ 1343.965329][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1343.965370][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.965441][ T32] r5:8566578c r4:85665400 [ 1343.965465][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.965512][ T32] r7:dddced80 r6:83018000 r5:8566578c r4:856b0780 [ 1343.965535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.965596][ T32] r10:61c88647 r9:856e9800 r8:856b07ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.965628][ T32] r4:856b0780 [ 1343.965650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.965797][ T32] r10:00000000 r9:856b0780 r8:80287e08 r7:eb9f1e60 r6:856adc80 r5:856e9800 [ 1343.965874][ T32] r4:00000001 [ 1343.990832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.991722][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1343.993342][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1343.994318][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1343.995344][ T32] r5:856e8c00 r4:8291a680 [ 1343.995368][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.995522][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.995571][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba11e08 [ 1343.995626][ T32] r4:00000000 [ 1343.995650][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1343.995687][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1343.995769][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1343.995885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b3d80 [ 1343.995913][ T32] r4:00000000 [ 1343.995934][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1343.995980][ T32] r9:83018005 r8:856e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1343.996001][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1343.996083][ T32] r5:00001000 r4:eb5a9000 [ 1344.010077][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.010357][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.010417][ T32] r5:85665b8c r4:85665800 [ 1344.010552][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.010695][ T32] r7:dddced80 r6:83018000 r5:85665b8c r4:856b0800 ** 1 printk messages dropped ** [ 1344.010999][ T32] r10:61c88647 r9:856e8c00 r8:856b082c r7:82804d40 r6:dddced80 r5:dddceda0 ** 20 printk messages dropped ** [ 1344.013034][ T32] 5d20: d333d000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 17 printk messages dropped ** [ 1344.014462][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.014483][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.014532][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.014555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.014662][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.014694][ T32] r4:84ddad80 [ 1344.014715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.014773][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.014796][ T32] r4:00000001 [ 1344.014815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.014900][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.015018][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.015132][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.015166][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.015196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.015218][ T32] r4:84cfd540 [ 1344.015240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.015272][ T32] INFO: task kworker/1:368:5395 blocked for more than 470 seconds. [ 1344.015420][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.015589][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.015630][ T32] task:kworker/1:368 state:D stack:0 pid:5395 tgid:5395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.015712][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.015817][ T32] Call trace: [ 1344.016036][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.038757][ T32] r10:8291a684 r9:eba15d84 r8:00000002 r7:60000113 r6:eba15d8c r5:856ea400 [ 1344.038810][ T32] r4:856ea400 [ 1344.038897][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.038975][ T32] r5:856ea400 r4:8291a680 [ 1344.038999][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.039041][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.039110][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba15e08 [ 1344.039231][ T32] r4:00000000 [ 1344.039258][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.039299][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.039342][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.039389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856be000 [ 1344.039414][ T32] r4:00000000 [ 1344.039530][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1344.039727][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1344.039863][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1344.040454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1344.041651][ T32] r5:800d0013 r4:80239bb0 ** 12 printk messages dropped ** [ 1344.042514][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1344.043100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1344.043729][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1344.044634][ T32] r5:85666b8c r4:85666800 ** 3 printk messages dropped ** [ 1344.044815][ T32] r10:61c88647 r9:856eb000 r8:856b08ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1344.046099][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1344.069891][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1344.070272][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 12 printk messages dropped ** [ 1344.071069][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1344.071546][ T32] INFO: task kworker/0:763:5399 blocked for more than 470 seconds. ** 5 printk messages dropped ** [ 1344.071989][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.072089][ T32] r10:8291a684 r9:eba25d84 r8:00000002 r7:60000113 r6:eba25d8c r5:856ebc00 [ 1344.072119][ T32] r4:856ebc00 [ 1344.072195][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.072245][ T32] r5:856ebc00 r4:8291a680 [ 1344.072266][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.072399][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.072476][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba25e08 [ 1344.072525][ T32] r4:00000000 [ 1344.072575][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.072617][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.072652][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.072693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b6b80 [ 1344.072715][ T32] r4:00000000 [ 1344.072734][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.072807][ T32] r9:83018005 r8:856ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1344.072838][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.072884][ T32] r5:00001000 r4:eb5d9000 [ 1344.072905][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.072944][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.072987][ T32] r5:8566638c r4:85666000 [ 1344.073020][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.073075][ T32] r7:dddced80 r6:83018000 r5:8566638c r4:856b0900 [ 1344.073097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.073143][ T32] r10:61c88647 r9:856ebc00 r8:856b092c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.073166][ T32] r4:856b0900 [ 1344.073185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.073230][ T32] r10:00000000 r9:856b0900 r8:80287e08 r7:eba1de60 r6:856adf00 r5:856ebc00 [ 1344.073253][ T32] r4:00000001 [ 1344.073272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.073307][ T32] Exception stack(0xeba25fb0 to 0xeba25ff8) [ 1344.073334][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.073363][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.073390][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.073419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.073442][ T32] r4:856b3f00 [ 1344.073936][ T32] INFO: task kworker/0:763:5399 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.074008][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.074077][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.074124][ T32] Call trace: [ 1344.074232][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.074329][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.074362][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.074425][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 10 printk messages dropped ** [ 1344.074746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 13 printk messages dropped ** [ 1344.075999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1344.101053][ T32] INFO: task kworker/0:764:5401 blocked for more than 470 seconds. ** 12 printk messages dropped ** [ 1344.101905][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba2de08 ** 12 printk messages dropped ** [ 1344.103070][ T32] r5:8566678c r4:85666400 [ 1344.103108][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.103162][ T32] r7:dddced80 r6:83018000 r5:8566678c r4:856b0980 [ 1344.103212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.103317][ T32] r10:61c88647 r9:856ec800 r8:856b09ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.103345][ T32] r4:856b0980 [ 1344.103366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.103501][ T32] r10:00000000 r9:856b0980 r8:80287e08 r7:eba1de60 r6:856adf80 r5:856ec800 [ 1344.103529][ T32] r4:00000001 [ 1344.103550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.103588][ T32] Exception stack(0xeba2dfb0 to 0xeba2dff8) [ 1344.103616][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.103646][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.103674][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.103721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.103750][ T32] r4:856b6b40 [ 1344.104211][ T32] INFO: task kworker/0:764:5401 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.104250][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.104339][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.104385][ T32] Call trace: [ 1344.104415][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.104474][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.104498][ T32] r4:00000000 [ 1344.104518][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.104558][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.104586][ T32] 5d20: d3ea9000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.104615][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.104642][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.104666][ T32] r5:800d0013 r4:80239bb0 [ 1344.104686][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.104811][ T32] r4:82ac21e4 [ 1344.104929][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.104979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.105003][ T32] r4:e04c5dc0 [ 1344.105023][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.105071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.105096][ T32] r4:00000000 [ 1344.105130][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.105240][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.105266][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.105353][ T32] r5:00001000 r4:e00cd000 [ 1344.105469][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.105573][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.105682][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.105708][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1344.127612][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1344.129161][ T32] r5:856eec00 r4:8291a680 [ 1344.129187][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.129231][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.129389][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba35e08 [ 1344.129417][ T32] r4:00000000 [ 1344.129500][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.129543][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.129586][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.129693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856caf00 [ 1344.129722][ T32] r4:00000000 [ 1344.129772][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.129829][ T32] r9:83018005 r8:856eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1344.129859][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.129912][ T32] r5:00001000 r4:eb023000 [ 1344.129935][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.130034][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.130090][ T32] r5:8575538c r4:85755000 [ 1344.130160][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.130215][ T32] r7:dddced80 r6:83018000 r5:8575538c r4:856b0a00 ** 1 printk messages dropped ** [ 1344.130317][ T32] r10:61c88647 r9:856eec00 r8:856b0a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1344.131453][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1344.132901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 12 printk messages dropped ** [ 1344.133683][ T32] r4:84ddad80 ** 7 printk messages dropped ** [ 1344.134232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1344.134932][ T32] r4:856ee000 ** 8 printk messages dropped ** [ 1344.135289][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.135779][ T32] r5:85666f8c r4:85666c00 ** 3 printk messages dropped ** [ 1344.163276][ T32] r10:61c88647 r9:856ee000 r8:856b0aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1344.164604][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1344.165337][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.165636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.165660][ T32] r4:00000000 [ 1344.165681][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.165855][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.172006][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.172109][ T32] r5:00001000 r4:e00cd000 [ 1344.172333][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.172391][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.172530][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.172557][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.172641][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.172668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.172745][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.172823][ T32] r4:84ddad80 [ 1344.172875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.172930][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.172954][ T32] r4:00000001 [ 1344.172975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.173045][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.173084][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.173113][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.173154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.173265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.173293][ T32] r4:84cfd540 [ 1344.173318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.173350][ T32] INFO: task kworker/0:767:5407 blocked for more than 470 seconds. [ 1344.173384][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.173410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.173435][ T32] task:kworker/0:767 state:D stack:0 pid:5407 tgid:5407 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.173495][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.173540][ T32] Call trace: [ 1344.173606][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.173689][ T32] r10:8291a684 r9:eba45d84 r8:00000002 r7:60000013 r6:eba45d8c r5:856e1800 [ 1344.173910][ T32] r4:856e1800 [ 1344.174009][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.174077][ T32] r5:856e1800 r4:8291a680 [ 1344.174102][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.174145][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.174191][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba45e08 [ 1344.174214][ T32] r4:00000000 [ 1344.174235][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.174272][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.174385][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.174436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ca2c0 [ 1344.174463][ T32] r4:00000000 [ 1344.174483][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.174530][ T32] r9:83018005 r8:856e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1344.174579][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.174785][ T32] r5:8566738c r4:85667000 [ 1344.174986][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1344.175374][ T32] r10:00000000 r9:856b0b00 r8:80287e08 r7:eba35e60 r6:856d1100 r5:856e1800 ** 14 printk messages dropped ** [ 1344.191121][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.191400][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1344.192099][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.192147][ T32] r5:00001000 r4:e00cd000 [ 1344.192170][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.192302][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.192360][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.192425][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.192574][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.192681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.192740][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.192794][ T32] r4:84ddad80 [ 1344.192822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.192873][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.192991][ T32] r4:00000001 [ 1344.193095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.193138][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.193291][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.193324][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.193397][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.193431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.193453][ T32] r4:84cfd540 [ 1344.193506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.193542][ T32] INFO: task kworker/0:768:5409 blocked for more than 470 seconds. [ 1344.193576][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.193600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.193621][ T32] task:kworker/0:768 state:D stack:0 pid:5409 tgid:5409 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.193700][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.193747][ T32] Call trace: [ 1344.193808][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.193878][ T32] r10:8291a684 r9:eba4dd84 r8:00000002 r7:60000013 r6:eba4dd8c r5:856e6000 [ 1344.194092][ T32] r4:856e6000 [ 1344.194124][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.194205][ T32] r5:856e6000 r4:8291a680 [ 1344.194312][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.194357][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.194401][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba4de08 [ 1344.194424][ T32] r4:00000000 [ 1344.194609][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.194661][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.194700][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.194744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ca3c0 [ 1344.194767][ T32] r4:00000000 [ 1344.194787][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.194839][ T32] r9:83018005 r8:856e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1344.194861][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.194922][ T32] r5:00001000 r4:eb803000 [ 1344.195024][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1344.195136][ T32] r5:8566778c r4:85667400 ** 1 printk messages dropped ** [ 1344.195201][ T32] r7:dddced80 r6:83018000 r5:8566778c r4:856b0b80 ** 7 printk messages dropped ** [ 1344.195649][ T32] Exception stack(0xeba4dfb0 to 0xeba4dff8) ** 8 printk messages dropped ** [ 1344.204977][ T32] Call trace: ** 8 printk messages dropped ** [ 1344.205431][ T32] r5:800d0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1344.216996][ T32] r5:00001000 r4:e00cd000 ** 9 printk messages dropped ** [ 1344.217543][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 15 printk messages dropped ** [ 1344.236957][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 19 printk messages dropped ** [ 1344.238244][ T32] r5:85667b8c r4:85667800 ** 2 printk messages dropped ** [ 1344.238371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.238479][ T32] r10:61c88647 r9:84ee8c00 r8:856b0c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.238670][ T32] r4:856b0c00 [ 1344.238695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.238747][ T32] r10:00000000 r9:856b0c00 r8:80287e08 r7:eba35e60 r6:856b0c80 r5:84ee8c00 [ 1344.238818][ T32] r4:00000001 [ 1344.238858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.238902][ T32] Exception stack(0xeb9d5fb0 to 0xeb9d5ff8) [ 1344.238933][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.238965][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.238993][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.239023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.239054][ T32] r4:856ca640 [ 1344.239512][ T32] INFO: task kworker/0:769:5411 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.239551][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.239771][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.239824][ T32] Call trace: [ 1344.240073][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.240133][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.240159][ T32] r4:00000000 [ 1344.240180][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.240314][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.240410][ T32] 5d20: d4f3a000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.240445][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.240516][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.240623][ T32] r5:800d0013 r4:80239bb0 [ 1344.240650][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.240694][ T32] r4:82ac21e4 [ 1344.240715][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.240758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.240781][ T32] r4:e04c5dc0 [ 1344.240801][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.240992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.241021][ T32] r4:00000000 [ 1344.241042][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.241770][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.241799][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.241844][ T32] r5:00001000 r4:e00cd000 [ 1344.241864][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.241904][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.242080][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 11 printk messages dropped ** [ 1344.242862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1344.243772][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1344.244717][ T32] r5:85667f8c r4:85667c00 [ 1344.244751][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.245748][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 22 printk messages dropped ** [ 1344.272461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 22 printk messages dropped ** [ 1344.273641][ T32] r4:84cfd540 ** 11 printk messages dropped ** [ 1344.275053][ T32] r5:84eeb000 r4:8291a680 ** 1 printk messages dropped ** [ 1344.275264][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.275316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba55e08 [ 1344.275367][ T32] r4:00000000 [ 1344.275481][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.275526][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.275563][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.275607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ca840 [ 1344.275674][ T32] r4:00000000 [ 1344.275889][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.286732][ T32] r9:83018005 r8:84eeb000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1344.286814][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.286900][ T32] r5:00001000 r4:dfaa9000 [ 1344.286926][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.286973][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.287022][ T32] r5:8575438c r4:85754000 [ 1344.287044][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.287107][ T32] r7:dddced80 r6:83018000 r5:8575438c r4:856b0e00 [ 1344.287151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.287214][ T32] r10:61c88647 r9:84eeb000 r8:856b0e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.287244][ T32] r4:856b0e00 [ 1344.287270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.287363][ T32] r10:00000000 r9:856b0e00 r8:80287e08 r7:eba35e60 r6:856b0e80 r5:84eeb000 [ 1344.287393][ T32] r4:00000001 [ 1344.287418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.287464][ T32] Exception stack(0xeba55fb0 to 0xeba55ff8) [ 1344.287500][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.287536][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.287569][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.287605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.287632][ T32] r4:856ca800 [ 1344.288123][ T32] INFO: task kworker/0:771:5416 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.288165][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.288308][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.288358][ T32] Call trace: [ 1344.288392][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.288449][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.288473][ T32] r4:00000000 [ 1344.288493][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.288535][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.288565][ T32] 5d20: d5278000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.288595][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.288621][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.288648][ T32] r5:800d0013 r4:80239bb0 [ 1344.288670][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.288714][ T32] r4:82ac21e4 [ 1344.288800][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.288853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.288905][ T32] r4:e04c5dc0 [ 1344.289008][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.289063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.289090][ T32] r4:00000000 [ 1344.289111][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.289159][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.289181][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.289225][ T32] r5:00001000 r4:e00cd000 [ 1344.289292][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.289340][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.289392][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.289417][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.289467][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.289489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.289543][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.289569][ T32] r4:84ddad80 [ 1344.289589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.289756][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 3 printk messages dropped ** [ 1344.290095][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1344.290880][ T32] r5:84eec800 r4:8291a680 ** 10 printk messages dropped ** [ 1344.291314][ T32] r9:83018005 r8:84eec800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 ** 7 printk messages dropped ** [ 1344.291839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1344.292795][ T32] INFO: task kworker/0:772:5417 is blocked on a mutex likely owned by task kworker/0:173:3778. ** 16 printk messages dropped ** [ 1344.293763][ T32] r4:e04c5dc0 ** 9 printk messages dropped ** [ 1344.294234][ T32] r5:84f0cb8c r4:84f0c800 ** 9 printk messages dropped ** [ 1344.294819][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 10 printk messages dropped ** [ 1344.295488][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1344.339192][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.339603][ T32] r5:85621f8c r4:85621c00 ** 1 printk messages dropped ** [ 1344.339674][ T32] r7:ddde2d80 r6:83018200 r5:85621f8c r4:856d1200 [ 1344.339695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.339742][ T32] r10:61c88647 r9:856f0c00 r8:856d122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.339766][ T32] r4:856d1200 [ 1344.339787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.339834][ T32] r10:00000000 r9:856d1200 r8:80287e08 r7:eb801e60 r6:856d1280 r5:856f0c00 [ 1344.339856][ T32] r4:00000001 [ 1344.339877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.339941][ T32] Exception stack(0xeba59fb0 to 0xeba59ff8) [ 1344.339977][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.340007][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.340034][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.340101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.340128][ T32] r4:856be1c0 [ 1344.340658][ T32] INFO: task kworker/1:369:5422 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.340700][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.340891][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.340939][ T32] Call trace: [ 1344.340970][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.341022][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.341053][ T32] r4:00000000 [ 1344.341075][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.341115][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.341144][ T32] 5d20: d5c1b000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.341173][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.341199][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.341223][ T32] r5:800d0013 r4:80239bb0 [ 1344.341243][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.341284][ T32] r4:82ac21e4 [ 1344.341304][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.341376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.341432][ T32] r4:e04c5dc0 [ 1344.341455][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.341557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.341586][ T32] r4:00000000 [ 1344.341620][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.341670][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.341692][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.341735][ T32] r5:00001000 r4:e00cd000 [ 1344.341755][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.341795][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.341838][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.341859][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.341906][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.341927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.342033][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.342065][ T32] r4:84ddad80 [ 1344.342085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.342132][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.342156][ T32] r4:00000001 [ 1344.342175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.342209][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.342235][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.342264][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.342316][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.342350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.342372][ T32] r4:84cfd540 [ 1344.342421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.342457][ T32] INFO: task kworker/0:773:5423 blocked for more than 470 seconds. [ 1344.342490][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.342515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.342536][ T32] task:kworker/0:773 state:D stack:0 pid:5423 tgid:5423 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.342581][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.342623][ T32] Call trace: [ 1344.342674][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.342729][ T32] r10:8291a684 r9:eb939d84 r8:00000002 r7:60000013 r6:eb939d8c r5:856f1800 [ 1344.342753][ T32] r4:856f1800 [ 1344.342773][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.342817][ T32] r5:856f1800 r4:8291a680 [ 1344.342837][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.342962][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.343011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb939e08 [ 1344.343061][ T32] r4:00000000 [ 1344.343086][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.343123][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.343164][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.343206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cae40 [ 1344.343232][ T32] r4:00000000 [ 1344.343283][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.343339][ T32] r9:83018005 r8:856f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1344.343362][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.343545][ T32] r5:85754f8c r4:85754c00 [ 1344.343575][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.343735][ T32] r4:856d4000 ** 7 printk messages dropped ** [ 1344.344160][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.345003][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.345231][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 7 printk messages dropped ** [ 1344.345609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 5 printk messages dropped ** [ 1344.353754][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.353814][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.353863][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.353885][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.353937][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.354042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.354114][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.354140][ T32] r4:84ddad80 [ 1344.354163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.354218][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.354274][ T32] r4:00000001 [ 1344.354334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.354412][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.354500][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.354574][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.354637][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.354680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.354706][ T32] r4:84cfd540 [ 1344.354732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.354777][ T32] INFO: task kworker/0:774:5425 blocked for more than 470 seconds. [ 1344.354821][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.354877][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.354937][ T32] task:kworker/0:774 state:D stack:0 pid:5425 tgid:5425 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.355027][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.355106][ T32] Call trace: [ 1344.355205][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.355267][ T32] r10:8291a684 r9:eb89dd84 r8:00000002 r7:60000113 r6:eb89dd8c r5:856f2400 [ 1344.355293][ T32] r4:856f2400 [ 1344.355342][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.355394][ T32] r5:856f2400 r4:8291a680 [ 1344.355446][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.355495][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.355572][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb89de08 [ 1344.355635][ T32] r4:00000000 [ 1344.355661][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.355730][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.355781][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.369301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d2040 [ 1344.369406][ T32] r4:00000000 [ 1344.369434][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.369527][ T32] r9:83018005 r8:856f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1344.369584][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.369699][ T32] r5:00001000 r4:eb145000 [ 1344.369724][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.369785][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.369838][ T32] r5:8575578c r4:85755400 [ 1344.369892][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.369950][ T32] r7:dddced80 r6:83018000 r5:8575578c r4:856d4080 [ 1344.370003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.370064][ T32] r10:61c88647 r9:856f2400 r8:856d40ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.370089][ T32] r4:856d4080 [ 1344.370109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.370157][ T32] r10:00000000 r9:856d4080 r8:80287e08 r7:eba35e60 r6:856d1380 r5:856f2400 [ 1344.370179][ T32] r4:00000001 [ 1344.370199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.370237][ T32] Exception stack(0xeb89dfb0 to 0xeb89dff8) [ 1344.370295][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.370330][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.370357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.370405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.370433][ T32] r4:856cac00 [ 1344.370887][ T32] INFO: task kworker/0:774:5425 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.370951][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.371059][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.371116][ T32] Call trace: [ 1344.371210][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.371269][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.371293][ T32] r4:00000000 [ 1344.371314][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.371354][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.371394][ T32] 5d20: d5e90000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.371424][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.371450][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.371495][ T32] r5:800d0013 r4:80239bb0 [ 1344.371527][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.371598][ T32] r4:82ac21e4 [ 1344.371623][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.371668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.371691][ T32] r4:e04c5dc0 [ 1344.371738][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.371787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.371811][ T32] r4:00000000 [ 1344.371934][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.371985][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.372007][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.372082][ T32] r5:00001000 r4:e00cd000 [ 1344.372109][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.372152][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.372221][ T32] r5:84f0cb8c r4:84f0c800 ** 1 printk messages dropped ** [ 1344.372407][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 5 printk messages dropped ** [ 1344.372658][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.372739][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.372767][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.372930][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.372977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.373005][ T32] r4:84cfd540 [ 1344.373027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.373064][ T32] INFO: task kworker/0:775:5427 blocked for more than 470 seconds. [ 1344.373102][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.373127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.373239][ T32] task:kworker/0:775 state:D stack:0 pid:5427 tgid:5427 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.373501][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.373773][ T32] Call trace: [ 1344.373812][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.373892][ T32] r10:8291a684 r9:eb8a1d84 r8:00000002 r7:60000013 r6:eb8a1d8c r5:856f3000 [ 1344.373921][ T32] r4:856f3000 [ 1344.373943][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.374019][ T32] r5:856f3000 r4:8291a680 [ 1344.374040][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.374089][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.374132][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a1e08 [ 1344.374155][ T32] r4:00000000 [ 1344.374176][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.374214][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.374248][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.374290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d2240 [ 1344.374339][ T32] r4:00000000 [ 1344.374365][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.374413][ T32] r9:83018005 r8:856f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1344.374472][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.374586][ T32] r5:00001000 r4:eb2c3000 [ 1344.374667][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.374716][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.374818][ T32] r5:85755b8c r4:85755800 [ 1344.374845][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.374896][ T32] r7:dddced80 r6:83018000 r5:85755b8c r4:856d4100 [ 1344.374917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.374964][ T32] r10:61c88647 r9:856f3000 r8:856d412c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.375011][ T32] r4:856d4100 [ 1344.375088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.375147][ T32] r10:00000000 r9:856d4100 r8:80287e08 r7:eb89de60 r6:856d4180 r5:856f3000 [ 1344.375171][ T32] r4:00000001 [ 1344.375200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.375272][ T32] Exception stack(0xeb8a1fb0 to 0xeb8a1ff8) [ 1344.375302][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.375357][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.375416][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.375451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.375475][ T32] r4:856d2100 [ 1344.375791][ T32] INFO: task kworker/0:775:5427 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.375881][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.390436][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.390572][ T32] Call trace: [ 1344.390627][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.390714][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.390744][ T32] r4:00000000 [ 1344.390765][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.390808][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.390839][ T32] 5d20: d5fd3000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.390896][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.390927][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.390952][ T32] r5:800d0013 r4:80239bb0 [ 1344.390972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.391016][ T32] r4:82ac21e4 [ 1344.391037][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.391089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.391159][ T32] r4:e04c5dc0 [ 1344.391184][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.391227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.391251][ T32] r4:00000000 [ 1344.391270][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.391350][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.391377][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.391421][ T32] r5:00001000 r4:e00cd000 [ 1344.391441][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.391481][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.391525][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.391547][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.391595][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.391649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.391733][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.391761][ T32] r4:84ddad80 [ 1344.391782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.391830][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.391853][ T32] r4:00000001 [ 1344.391873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.391936][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.391967][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.391995][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.392022][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.392056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.392107][ T32] r4:84cfd540 [ 1344.392136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.392169][ T32] INFO: task kworker/0:776:5429 blocked for more than 470 seconds. [ 1344.392204][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 196 printk messages dropped ** [ 1344.440652][ T32] r5:8575678c r4:85756400 [ 1344.440673][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.440720][ T32] r7:dddced80 r6:83018000 r5:8575678c r4:856d4400 [ 1344.440740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.440788][ T32] r10:61c88647 r9:84eeec00 r8:856d442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.440815][ T32] r4:856d4400 [ 1344.440859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.440929][ T32] r10:00000000 r9:856d4400 r8:80287e08 r7:eb8ade60 r6:856d4480 r5:84eeec00 [ 1344.440956][ T32] r4:00000001 [ 1344.440988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.441029][ T32] Exception stack(0xeb949fb0 to 0xeb949ff8) [ 1344.441065][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.441100][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.441175][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.441233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.441257][ T32] r4:856d26c0 [ 1344.441741][ T32] INFO: task kworker/0:778:5432 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.441813][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.441880][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.441945][ T32] Call trace: [ 1344.442214][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.442274][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.442300][ T32] r4:00000000 [ 1344.442344][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.442393][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.442423][ T32] 5d20: d6834000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.442452][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.442506][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.442536][ T32] r5:800d0013 r4:80239bb0 [ 1344.442559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.442600][ T32] r4:82ac21e4 [ 1344.442649][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.442697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.442749][ T32] r4:e04c5dc0 [ 1344.442808][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.442883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.442911][ T32] r4:00000000 [ 1344.442932][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.443014][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.443041][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.443118][ T32] r5:00001000 r4:e00cd000 [ 1344.443143][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.443184][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.443225][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.443245][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.443291][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.443313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.443358][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.443415][ T32] r4:84ddad80 [ 1344.443438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.443484][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.443531][ T32] r4:00000001 [ 1344.443554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.443591][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.443618][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.443647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.443697][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.443729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.443752][ T32] r4:84cfd540 [ 1344.443828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.443857][ T32] INFO: task kworker/1:370:5434 blocked for more than 470 seconds. [ 1344.443888][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.443927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.443978][ T32] task:kworker/1:370 state:D stack:0 pid:5434 tgid:5434 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.444423][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1344.445142][ T32] r5:8562238c r4:85622000 [ 1344.445162][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.445368][ T32] r4:856d1400 ** 6 printk messages dropped ** [ 1344.470338][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1344.471708][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 11 printk messages dropped ** [ 1344.472231][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1344.472652][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1344.473212][ T32] r4:84cfd540 ** 9 printk messages dropped ** [ 1344.473789][ T32] r4:856f4800 ** 7 printk messages dropped ** [ 1344.474170][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.474766][ T32] r5:8562278c r4:85622400 ** 6 printk messages dropped ** [ 1344.475207][ T32] r10:00000000 r9:856d1500 r8:80287e08 r7:eb885e60 r6:856d1580 r5:856f4800 ** 2 printk messages dropped ** [ 1344.475323][ T32] Exception stack(0xeb94dfb0 to 0xeb94dff8) [ 1344.475437][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.475470][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.475497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.475526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.475549][ T32] r4:856ce000 [ 1344.484993][ T32] INFO: task kworker/1:371:5436 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.485155][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.485427][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.485882][ T32] Call trace: [ 1344.497200][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.497301][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.497329][ T32] r4:00000000 [ 1344.497353][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.497441][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.497508][ T32] 5d20: d728a000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.497543][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.497571][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.497599][ T32] r5:800d0013 r4:80239bb0 [ 1344.497622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.497701][ T32] r4:82ac21e4 [ 1344.497728][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.497934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.498049][ T32] r4:e04c5dc0 [ 1344.498084][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.498159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.498188][ T32] r4:00000000 [ 1344.498211][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.498263][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.498298][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.498363][ T32] r5:00001000 r4:e00cd000 [ 1344.498388][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.498431][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.498476][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.498497][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.498573][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.498603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.498657][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1344.498844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1344.499121][ T32] INFO: task kworker/1:372:5438 blocked for more than 470 seconds. ** 5 printk messages dropped ** [ 1344.499439][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1344.499732][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.499866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dc7c0 ** 7 printk messages dropped ** [ 1344.500226][ T32] r5:85623f8c r4:85623c00 [ 1344.500250][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.500489][ T32] r4:856d1600 ** 3 printk messages dropped ** [ 1344.500601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1344.501445][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.502239][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.502501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 9 printk messages dropped ** [ 1344.503472][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 7 printk messages dropped ** [ 1344.503866][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 9 printk messages dropped ** [ 1344.504188][ T32] task:kworker/0:779 state:D stack:0 pid:5440 tgid:5440 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1344.504502][ T32] r4:856f6000 [ 1344.504528][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.504572][ T32] r5:856f6000 r4:8291a680 [ 1344.504593][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.504714][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.504763][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb96de08 [ 1344.504786][ T32] r4:00000000 [ 1344.504807][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.504843][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.504897][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.504944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d2c40 [ 1344.504966][ T32] r4:00000000 [ 1344.504992][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.505039][ T32] r9:83018005 r8:856f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1344.505175][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.505227][ T32] r5:00001000 r4:eb643000 [ 1344.505252][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.505293][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.505365][ T32] r5:85756b8c r4:85756800 [ 1344.505409][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.505460][ T32] r7:dddced80 r6:83018000 r5:85756b8c r4:856d4580 [ 1344.505498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.505548][ T32] r10:61c88647 r9:856f6000 r8:856d45ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.505618][ T32] r4:856d4580 [ 1344.505642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.505690][ T32] r10:00000000 r9:856d4580 r8:80287e08 r7:eb8ade60 r6:856d1700 r5:856f6000 [ 1344.505798][ T32] r4:00000001 [ 1344.505862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.505942][ T32] Exception stack(0xeb96dfb0 to 0xeb96dff8) [ 1344.506084][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.506155][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.535689][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.535751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.535782][ T32] r4:856d2a80 [ 1344.537121][ T32] INFO: task kworker/0:779:5440 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.537202][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.537280][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.537346][ T32] Call trace: [ 1344.537644][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.537707][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.537757][ T32] r4:00000000 [ 1344.537781][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.537828][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.537942][ T32] 5d20: d76fc000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.538057][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.538091][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 4 printk messages dropped ** [ 1344.538334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 8 printk messages dropped ** [ 1344.538597][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1344.538968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1344.539395][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.540089][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.540802][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.541118][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.541638][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1344.541806][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.542053][ T32] r4:856d4600 [ 1344.542607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.542661][ T32] r10:00000000 r9:856d4600 r8:80287e08 r7:eb8ade60 r6:856d1780 r5:856f6c00 [ 1344.542685][ T32] r4:00000001 [ 1344.542716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.542817][ T32] Exception stack(0xeb985fb0 to 0xeb985ff8) [ 1344.542932][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.543132][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.543164][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.543193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.543220][ T32] r4:856d2d40 [ 1344.543538][ T32] INFO: task kworker/0:780:5443 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.543573][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.543788][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.543835][ T32] Call trace: [ 1344.543896][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.543952][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.543979][ T32] r4:00000000 [ 1344.543999][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.544038][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.544074][ T32] 5d20: d76fc000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.544299][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.544332][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.544357][ T32] r5:800d0013 r4:80239bb0 [ 1344.544410][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.544466][ T32] r4:82ac21e4 [ 1344.544489][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.544534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.544557][ T32] r4:e04c5dc0 [ 1344.544576][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.544619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.544642][ T32] r4:00000000 [ 1344.544682][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.544732][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.544754][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.544797][ T32] r5:00001000 r4:e00cd000 [ 1344.544818][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.544858][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.544900][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.544919][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.544968][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.544992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.545040][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.545169][ T32] r4:84ddad80 [ 1344.545194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.545241][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.545265][ T32] r4:00000001 [ 1344.545308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.545373][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.545422][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.545481][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.545513][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.545542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.545611][ T32] r4:84cfd540 [ 1344.545642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.545671][ T32] INFO: task kworker/0:781:5444 blocked for more than 471 seconds. [ 1344.545701][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.545725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.545789][ T32] task:kworker/0:781 state:D stack:0 pid:5444 tgid:5444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.573882][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.574061][ T32] Call trace: [ 1344.574188][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.574259][ T32] r10:8291a684 r9:eb9b5d84 r8:00000002 r7:60000113 r6:eb9b5d8c r5:856f0000 [ 1344.574285][ T32] r4:856f0000 [ 1344.574468][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.574527][ T32] r5:856f0000 r4:8291a680 [ 1344.574568][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.574636][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.574712][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b5e08 [ 1344.574739][ T32] r4:00000000 [ 1344.574762][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.574804][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.574847][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.574888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d2f80 [ 1344.574911][ T32] r4:00000000 [ 1344.574932][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.575009][ T32] r9:83018005 r8:856f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1344.575052][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.575103][ T32] r5:00001000 r4:eb68f000 [ 1344.575123][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.575166][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.575211][ T32] r5:8575738c r4:85757000 [ 1344.575233][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.575281][ T32] r7:dddced80 r6:83018000 r5:8575738c r4:856d4680 [ 1344.575382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.575484][ T32] r10:61c88647 r9:856f0000 r8:856d46ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.575577][ T32] r4:856d4680 [ 1344.575761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.575896][ T32] r10:00000000 r9:856d4680 r8:80287e08 r7:eb985e60 r6:856d1800 r5:856f0000 [ 1344.579746][ T32] r4:00000001 [ 1344.579786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.579849][ T32] Exception stack(0xeb9b5fb0 to 0xeb9b5ff8) [ 1344.579881][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.580012][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.580052][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.580701][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.581278][ T32] r5:800d0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1344.581443][ T32] r4:e04c5dc0 ** 5 printk messages dropped ** [ 1344.581688][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.582109][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1344.582368][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.582759][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.583165][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1344.583398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dbd80 ** 7 printk messages dropped ** [ 1344.583737][ T32] r5:85757f8c r4:85757c00 [ 1344.583756][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1344.584022][ T32] r10:00000000 r9:856d4700 r8:80287e08 r7:eb985e60 r6:856d1880 r5:84ef8000 ** 5 printk messages dropped ** [ 1344.584216][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.584247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.584281][ T32] r4:856d2a00 [ 1344.584583][ T32] INFO: task kworker/0:782:5447 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.584619][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.584684][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.584757][ T32] Call trace: [ 1344.584828][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.584895][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.584921][ T32] r4:00000000 [ 1344.585039][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.585091][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.585120][ T32] 5d20: d7b6c000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.585150][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.585176][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.585224][ T32] r5:800d0013 r4:80239bb0 [ 1344.585249][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.585292][ T32] r4:82ac21e4 [ 1344.585317][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.585368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.585393][ T32] r4:e04c5dc0 [ 1344.585460][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.585536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.585599][ T32] r4:00000000 [ 1344.585648][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.585701][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.585723][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.585795][ T32] r5:00001000 r4:e00cd000 [ 1344.603785][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.603944][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.603996][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.604018][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.604076][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.604099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.604147][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.604170][ T32] r4:84ddad80 [ 1344.604190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.604302][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.604332][ T32] r4:00000001 [ 1344.604353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.604406][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.604447][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.604483][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.604512][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.604543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.604567][ T32] r4:84cfd540 [ 1344.604593][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.604648][ T32] INFO: task kworker/0:783:5449 blocked for more than 471 seconds. [ 1344.604690][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.604738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.604766][ T32] task:kworker/0:783 state:D stack:0 pid:5449 tgid:5449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.604905][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.604953][ T32] Call trace: [ 1344.604987][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.605041][ T32] r10:8291a684 r9:eba69d84 r8:00000002 r7:60000113 r6:eba69d8c r5:84ef9800 [ 1344.605079][ T32] r4:84ef9800 [ 1344.605102][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.605150][ T32] r5:84ef9800 r4:8291a680 [ 1344.605176][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.605221][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.605268][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba69e08 [ 1344.605293][ T32] r4:00000000 [ 1344.605313][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.605348][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.605387][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.605430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cac00 [ 1344.605460][ T32] r4:00000000 [ 1344.605526][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.605626][ T32] r9:83018005 r8:84ef9800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.605666][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.605753][ T32] r5:00001000 r4:eb711000 [ 1344.605777][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.605943][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.617156][ T32] r5:85757b8c r4:85757800 [ 1344.617207][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.617284][ T32] r7:dddced80 r6:83018000 r5:85757b8c r4:856d4780 [ 1344.617323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.617397][ T32] r10:61c88647 r9:84ef9800 r8:856d47ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.617425][ T32] r4:856d4780 [ 1344.617447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.617497][ T32] r10:00000000 r9:856d4780 r8:80287e08 r7:eba61e60 r6:856d1900 r5:84ef9800 [ 1344.617520][ T32] r4:00000001 [ 1344.617540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.617579][ T32] Exception stack(0xeba69fb0 to 0xeba69ff8) [ 1344.617609][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.617638][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.617665][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.617695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.617718][ T32] r4:856ca8c0 [ 1344.618251][ T32] INFO: task kworker/0:783:5449 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.618313][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.618445][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.618497][ T32] Call trace: [ 1344.618555][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.618800][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.618849][ T32] r4:00000000 [ 1344.618872][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.618918][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.619079][ T32] 5d20: d7e99000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.619131][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.619437][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.619467][ T32] r5:800d0013 r4:80239bb0 [ 1344.619636][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.619687][ T32] r4:82ac21e4 [ 1344.620031][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.620097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.620138][ T32] r4:e04c5dc0 [ 1344.620237][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.620336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.620364][ T32] r4:00000000 [ 1344.620385][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.620435][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.620457][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.620813][ T32] r5:00001000 r4:e00cd000 [ 1344.620845][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.620920][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.620969][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.620990][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.621115][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.621501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.621606][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.621805][ T32] r4:84ddad80 [ 1344.621832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.621883][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.621906][ T32] r4:00000001 [ 1344.621927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.622011][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.622052][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.622083][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.622111][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.622140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.622163][ T32] r4:84cfd540 [ 1344.622187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.622218][ T32] INFO: task kworker/0:784:5451 blocked for more than 471 seconds. [ 1344.622253][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.622302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.622329][ T32] task:kworker/0:784 state:D stack:0 pid:5451 tgid:5451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.622379][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.622449][ T32] Call trace: [ 1344.622808][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.622869][ T32] r10:8291a684 r9:eba71d84 r8:00000002 r7:60000013 r6:eba71d8c r5:84ef8c00 [ 1344.623437][ T32] r4:84ef8c00 [ 1344.623534][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.623585][ T32] r5:84ef8c00 r4:8291a680 [ 1344.623608][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.623726][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.623775][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba71e08 [ 1344.623800][ T32] r4:00000000 [ 1344.623822][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.623858][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.623894][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.623936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d9440 [ 1344.623986][ T32] r4:00000000 [ 1344.624012][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.624065][ T32] r9:83018005 r8:84ef8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.624089][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.624132][ T32] r5:00001000 r4:eb86d000 [ 1344.624153][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.624196][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.624240][ T32] r5:8575cf8c r4:8575cc00 [ 1344.624261][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.624309][ T32] r7:dddced80 r6:83018000 r5:8575cf8c r4:856d4800 [ 1344.624330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.624378][ T32] r10:61c88647 r9:84ef8c00 r8:856d482c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.624401][ T32] r4:856d4800 [ 1344.624420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.624474][ T32] r10:00000000 r9:856d4800 r8:80287e08 r7:eba61e60 r6:856d1980 r5:84ef8c00 [ 1344.624497][ T32] r4:00000001 [ 1344.624534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.624576][ T32] Exception stack(0xeba71fb0 to 0xeba71ff8) [ 1344.624608][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.624639][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.624704][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.624750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.624776][ T32] r4:856d9080 [ 1344.625093][ T32] INFO: task kworker/0:784:5451 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.625130][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.625228][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.625273][ T32] Call trace: [ 1344.625305][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.625381][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.625411][ T32] r4:00000000 [ 1344.625455][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.625504][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.625561][ T32] 5d20: d7e99000 e00b1000 00000001 80239b98 7f37d000 00000001 ** 2 printk messages dropped ** [ 1344.647734][ T32] r5:800d0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1344.648121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 9 printk messages dropped ** [ 1344.648515][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 5 printk messages dropped ** [ 1344.648734][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.648933][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.649273][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.649457][ T32] r4:84efb000 ** 4 printk messages dropped ** [ 1344.649728][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 ** 9 printk messages dropped ** [ 1344.650194][ T32] r5:00001000 r4:eb783000 ** 2 printk messages dropped ** [ 1344.650331][ T32] r5:8575c38c r4:8575c000 [ 1344.650396][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.650448][ T32] r7:dddced80 r6:83018000 r5:8575c38c r4:856d4880 [ 1344.650468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.650544][ T32] r10:61c88647 r9:84efb000 r8:856d48ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.650576][ T32] r4:856d4880 [ 1344.650623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.650673][ T32] r10:00000000 r9:856d4880 r8:80287e08 r7:eba71e60 r6:856d1a00 r5:84efb000 [ 1344.650696][ T32] r4:00000001 [ 1344.650739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.650779][ T32] Exception stack(0xeba75fb0 to 0xeba75ff8) [ 1344.650823][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.650874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.650910][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.650965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.650991][ T32] r4:856d9080 [ 1344.651492][ T32] INFO: task kworker/0:785:5452 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.651563][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.651640][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.651688][ T32] Call trace: [ 1344.651834][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.651897][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.651923][ T32] r4:00000000 [ 1344.651942][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.652006][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.652040][ T32] 5d20: d8342000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.652079][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.652128][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.652210][ T32] r5:800d0013 r4:80239bb0 [ 1344.652268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.652317][ T32] r4:82ac21e4 [ 1344.652500][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.652607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.652687][ T32] r4:e04c5dc0 [ 1344.652713][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.652905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.652934][ T32] r4:00000000 [ 1344.653021][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.653081][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.653132][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.653180][ T32] r5:00001000 r4:e00cd000 [ 1344.653342][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.653548][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.653599][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.653619][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.653696][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.653720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.653768][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.653810][ T32] r4:84ddad80 [ 1344.653836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.653882][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.653905][ T32] r4:00000001 [ 1344.653925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.654008][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.654040][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.654078][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.654105][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.654136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.654226][ T32] r4:84cfd540 [ 1344.654253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.654619][ T32] INFO: task kworker/0:786:5454 blocked for more than 471 seconds. [ 1344.654661][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.654687][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.654709][ T32] task:kworker/0:786 state:D stack:0 pid:5454 tgid:5454 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.654759][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.654811][ T32] Call trace: [ 1344.654862][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.654919][ T32] r10:8291a684 r9:eba7dd84 r8:00000002 r7:60000113 r6:eba7dd8c r5:84efc800 [ 1344.654943][ T32] r4:84efc800 [ 1344.654965][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.655033][ T32] r5:84efc800 r4:8291a680 [ 1344.655115][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.655199][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.655254][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba7de08 [ 1344.655280][ T32] r4:00000000 [ 1344.655305][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.655344][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.655380][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.655421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d9240 [ 1344.655445][ T32] r4:00000000 [ 1344.655487][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.655537][ T32] r9:83018005 r8:84efc800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1344.655560][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.655628][ T32] r5:00001000 r4:eb83d000 [ 1344.655733][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.655777][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.655937][ T32] r5:8575c78c r4:8575c400 [ 1344.689075][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.689183][ T32] r7:dddced80 r6:83018000 r5:8575c78c r4:856d4900 [ 1344.689277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.689336][ T32] r10:61c88647 r9:84efc800 r8:856d492c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.689455][ T32] r4:856d4900 [ 1344.689553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.689607][ T32] r10:00000000 r9:856d4900 r8:80287e08 r7:eba71e60 r6:856d1a80 r5:84efc800 [ 1344.689631][ T32] r4:00000001 [ 1344.689651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.689742][ T32] Exception stack(0xeba7dfb0 to 0xeba7dff8) [ 1344.689778][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.689807][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.689879][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.689983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.690033][ T32] r4:856d9080 [ 1344.690487][ T32] INFO: task kworker/0:786:5454 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.690546][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.690621][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.690671][ T32] Call trace: [ 1344.690704][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.690758][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.690795][ T32] r4:00000000 [ 1344.690824][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.690867][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.690945][ T32] 5d20: d8a0b000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.690981][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.691008][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.691055][ T32] r5:800d0013 r4:80239bb0 [ 1344.691083][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.691162][ T32] r4:82ac21e4 [ 1344.691212][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.691261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.691331][ T32] r4:e04c5dc0 [ 1344.691401][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.691450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.691475][ T32] r4:00000000 [ 1344.691517][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.691575][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.691599][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.691642][ T32] r5:00001000 r4:e00cd000 [ 1344.691662][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.691725][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.691794][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.691831][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1344.692126][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 7 printk messages dropped ** [ 1344.692399][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1344.692597][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.692742][ T32] Call trace: [ 1344.692778][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.692829][ T32] r10:8291a684 r9:eba81d84 r8:00000002 r7:60000113 r6:eba81d8c r5:84efa400 [ 1344.692854][ T32] r4:84efa400 [ 1344.692897][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.692946][ T32] r5:84efa400 r4:8291a680 [ 1344.693038][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.693113][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.693188][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba81e08 [ 1344.693218][ T32] r4:00000000 [ 1344.693238][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.693321][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.693363][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.693428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d9380 [ 1344.693456][ T32] r4:00000000 [ 1344.693513][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.693563][ T32] r9:83018005 r8:84efa400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.693632][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.693681][ T32] r5:00001000 r4:eb85f000 [ 1344.693726][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.693788][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.693848][ T32] r5:8575cb8c r4:8575c800 [ 1344.693873][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.693921][ T32] r7:dddced80 r6:83018000 r5:8575cb8c r4:856d4980 [ 1344.693942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.694053][ T32] r10:61c88647 r9:84efa400 r8:856d49ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.694083][ T32] r4:856d4980 [ 1344.694104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.694150][ T32] r10:00000000 r9:856d4980 r8:80287e08 r7:eba71e60 r6:856d1b00 r5:84efa400 [ 1344.694173][ T32] r4:00000001 [ 1344.694193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.694228][ T32] Exception stack(0xeba81fb0 to 0xeba81ff8) [ 1344.694256][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.694308][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.694357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.694392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.694429][ T32] r4:856d94c0 [ 1344.694742][ T32] INFO: task kworker/0:787:5456 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.694780][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.694839][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.694903][ T32] Call trace: [ 1344.694936][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.695013][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.695043][ T32] r4:00000000 [ 1344.695073][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.695116][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.695145][ T32] 5d20: d8a0b000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.695175][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.695218][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.695284][ T32] r5:800d0013 r4:80239bb0 [ 1344.695314][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.695359][ T32] r4:82ac21e4 [ 1344.695380][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.695471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.695499][ T32] r4:e04c5dc0 [ 1344.695543][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.695590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.695638][ T32] r4:00000000 [ 1344.695666][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.695716][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.695746][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.695815][ T32] r5:00001000 r4:e00cd000 [ 1344.706987][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.707166][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.707236][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.707267][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.707320][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.707344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.707414][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.707463][ T32] r4:84ddad80 [ 1344.707499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.707553][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.707579][ T32] r4:00000001 [ 1344.707599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.707638][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.707669][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.707724][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.707758][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.707789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.707814][ T32] r4:84cfd540 [ 1344.707840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.707938][ T32] INFO: task kworker/0:788:5459 blocked for more than 471 seconds. [ 1344.708001][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.708040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.708074][ T32] task:kworker/0:788 state:D stack:0 pid:5459 tgid:5459 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.708135][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.708183][ T32] Call trace: [ 1344.708244][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.708310][ T32] r10:8291a684 r9:eba85d84 r8:00000002 r7:60000013 r6:eba85d8c r5:84efd400 [ 1344.708334][ T32] r4:84efd400 [ 1344.708354][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.708397][ T32] r5:84efd400 r4:8291a680 [ 1344.708419][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.708460][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.708647][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.708892][ T32] r5:00001000 r4:eb8b1000 ** 2 printk messages dropped ** [ 1344.709034][ T32] r5:8575d78c r4:8575d400 [ 1344.709074][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.709253][ T32] r4:856d4a00 ** 6 printk messages dropped ** [ 1344.709471][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.710255][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.710461][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 3 printk messages dropped ** [ 1344.710571][ T32] r5:800d0013 r4:80239bb0 [ 1344.710592][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.710633][ T32] r4:82ac21e4 [ 1344.710653][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.710695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.710718][ T32] r4:e04c5dc0 [ 1344.710737][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.710781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.710808][ T32] r4:00000000 [ 1344.710828][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.710875][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.710922][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.711030][ T32] r5:00001000 r4:e00cd000 [ 1344.711087][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.711187][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.711279][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.711327][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.711404][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.711428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.711476][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.711499][ T32] r4:84ddad80 [ 1344.711518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.711565][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.711607][ T32] r4:00000001 [ 1344.711632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.711682][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.711714][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.711766][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.711820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.711863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.711920][ T32] r4:84cfd540 [ 1344.711949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.711976][ T32] INFO: task kworker/0:789:5460 blocked for more than 471 seconds. [ 1344.712030][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.712067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.712102][ T32] task:kworker/0:789 state:D stack:0 pid:5460 tgid:5460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.712154][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.712208][ T32] Call trace: [ 1344.712260][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.712334][ T32] r10:8291a684 r9:eba89d84 r8:00000002 r7:60000113 r6:eba89d8c r5:84efe000 [ 1344.712362][ T32] r4:84efe000 [ 1344.712382][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.712426][ T32] r5:84efe000 r4:8291a680 [ 1344.712446][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.712487][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.712529][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba89e08 [ 1344.712553][ T32] r4:00000000 [ 1344.712574][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.712677][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 165 printk messages dropped ** [ 1344.741409][ T32] r5:84efbc00 r4:8291a680 [ 1344.741429][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.741467][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.741509][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba91e08 [ 1344.741531][ T32] r4:00000000 [ 1344.741552][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.741611][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.741656][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.741715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d9840 [ 1344.741744][ T32] r4:00000000 [ 1344.741789][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.741846][ T32] r9:83018005 r8:84efbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1344.741869][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.741929][ T32] r5:00001000 r4:eb8eb000 [ 1344.741995][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.742113][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.742167][ T32] r5:8575db8c r4:8575d800 [ 1344.742202][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.742260][ T32] r7:dddced80 r6:83018000 r5:8575db8c r4:856d4b80 [ 1344.742284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.742337][ T32] r10:61c88647 r9:84efbc00 r8:856d4bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.742368][ T32] r4:856d4b80 [ 1344.742390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.742437][ T32] r10:00000000 r9:856d4b80 r8:80287e08 r7:eba8de60 r6:856d1d00 r5:84efbc00 [ 1344.742460][ T32] r4:00000001 [ 1344.742503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.742545][ T32] Exception stack(0xeba91fb0 to 0xeba91ff8) [ 1344.742574][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.742604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.742648][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.742687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.742712][ T32] r4:856d9880 [ 1344.742965][ T32] INFO: task kworker/0:791:5464 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.743041][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.743129][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.743203][ T32] Call trace: [ 1344.743234][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.743288][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.743325][ T32] r4:00000000 [ 1344.743349][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.743389][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.743418][ T32] 5d20: d8d62000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.743447][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.743475][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.743499][ T32] r5:800d0013 r4:80239bb0 [ 1344.743531][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.743575][ T32] r4:82ac21e4 [ 1344.743595][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.743662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.743715][ T32] r4:e04c5dc0 [ 1344.743738][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.743783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.743806][ T32] r4:00000000 [ 1344.743832][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.743879][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.743907][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.743951][ T32] r5:00001000 r4:e00cd000 [ 1344.743972][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.744035][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.744088][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.744112][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.744202][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.744227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.744276][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.744298][ T32] r4:84ddad80 [ 1344.744318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.744363][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.744387][ T32] r4:00000001 [ 1344.744407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.744453][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.744515][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.744552][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.744662][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.744722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.744773][ T32] r4:84cfd540 [ 1344.744830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.744860][ T32] INFO: task kworker/0:792:5466 blocked for more than 471 seconds. [ 1344.744889][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.744934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.744967][ T32] task:kworker/0:792 state:D stack:0 pid:5466 tgid:5466 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.745053][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.745126][ T32] Call trace: [ 1344.745162][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.745250][ T32] r10:8291a684 r9:eba95d84 r8:00000002 r7:60000013 r6:eba95d8c r5:856ed400 [ 1344.745280][ T32] r4:856ed400 [ 1344.745303][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.745348][ T32] r5:856ed400 r4:8291a680 [ 1344.745369][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.745410][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.745515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba95e08 [ 1344.745577][ T32] r4:00000000 [ 1344.745629][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.745676][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.745712][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.745754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d9a40 [ 1344.745776][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.776397][ T32] r9:83018005 r8:856ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 ** 4 printk messages dropped ** [ 1344.776702][ T32] r5:8575df8c r4:8575dc00 [ 1344.776755][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1344.776921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1344.777302][ T32] Exception stack(0xeba95fb0 to 0xeba95ff8) ** 6 printk messages dropped ** [ 1344.778054][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.778143][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.778217][ T32] Call trace: [ 1344.778278][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.778338][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.778362][ T32] r4:00000000 [ 1344.778382][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.778441][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.778493][ T32] 5d20: d935a000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.778524][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.778550][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.778574][ T32] r5:800d0013 r4:80239bb0 [ 1344.778595][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.778639][ T32] r4:82ac21e4 [ 1344.778661][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.778704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.778726][ T32] r4:e04c5dc0 [ 1344.778746][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.778789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.778854][ T32] r4:00000000 [ 1344.778892][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.778942][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.778988][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.779050][ T32] r5:00001000 r4:e00cd000 [ 1344.779101][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.779148][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.779192][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.779213][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.779259][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.779281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.779329][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.779352][ T32] r4:84ddad80 [ 1344.779391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.779482][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.779510][ T32] r4:00000001 [ 1344.779530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.779567][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.779594][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.779669][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.779703][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1344.779757][ T32] r4:84cfd540 ** 1 printk messages dropped ** [ 1344.779834][ T32] INFO: task kworker/0:793:5469 blocked for more than 471 seconds. ** 5 printk messages dropped ** [ 1344.780129][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1344.780204][ T32] r4:856f8000 [ 1344.780224][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.780306][ T32] r5:856f8000 r4:8291a680 [ 1344.780405][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.780451][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.780495][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba99e08 [ 1344.780518][ T32] r4:00000000 [ 1344.780633][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.780681][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.780755][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.780802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d9b40 [ 1344.780897][ T32] r4:00000000 [ 1344.780953][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.781008][ T32] r9:83018005 r8:856f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1344.781031][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.781105][ T32] r5:00001000 r4:eb901000 [ 1344.781161][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.781239][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.781286][ T32] r5:8575e38c r4:8575e000 [ 1344.781330][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.781382][ T32] r7:dddced80 r6:83018000 r5:8575e38c r4:856d4c80 [ 1344.781405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.781453][ T32] r10:61c88647 r9:856f8000 r8:856d4cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.781483][ T32] r4:856d4c80 [ 1344.781527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.781607][ T32] r10:00000000 r9:856d4c80 r8:80287e08 r7:eba8de60 r6:856d1e00 r5:856f8000 [ 1344.781631][ T32] r4:00000001 [ 1344.781651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.781706][ T32] Exception stack(0xeba99fb0 to 0xeba99ff8) [ 1344.781755][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.781785][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.781811][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.781846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.781884][ T32] r4:856d9ac0 [ 1344.782223][ T32] INFO: task kworker/0:793:5469 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.782286][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.782371][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.782465][ T32] Call trace: [ 1344.782501][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.782580][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.782610][ T32] r4:00000000 [ 1344.782630][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.782678][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.782754][ T32] 5d20: d935a000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.782826][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.782857][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.782884][ T32] r5:800d0013 r4:80239bb0 [ 1344.782905][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.782946][ T32] r4:82ac21e4 [ 1344.782965][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.783007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.783043][ T32] r4:e04c5dc0 [ 1344.783097][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.783147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 2 printk messages dropped ** [ 1344.783270][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 8 printk messages dropped ** [ 1344.783649][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1344.783894][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.784223][ T32] INFO: task kworker/0:794:5470 blocked for more than 471 seconds. ** 3 printk messages dropped ** [ 1344.784340][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.784383][ T32] Call trace: [ 1344.784428][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.784565][ T32] r10:8291a684 r9:eba9dd84 r8:00000002 r7:60000013 r6:eba9dd8c r5:856f8c00 [ 1344.784596][ T32] r4:856f8c00 [ 1344.784641][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.784701][ T32] r5:856f8c00 r4:8291a680 [ 1344.784734][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.784779][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.784832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba9de08 [ 1344.784865][ T32] r4:00000000 [ 1344.784887][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.784929][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.784966][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.785041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d9d40 [ 1344.785112][ T32] r4:00000000 [ 1344.785280][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.785355][ T32] r9:83018005 r8:856f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.785387][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.785470][ T32] r5:00001000 r4:eb911000 [ 1344.785492][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.785545][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.785627][ T32] r5:8575e78c r4:8575e400 [ 1344.785662][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.785727][ T32] r7:dddced80 r6:83018000 r5:8575e78c r4:856d4d00 [ 1344.785760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.806411][ T32] r10:61c88647 r9:856f8c00 r8:856d4d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.806521][ T32] r4:856d4d00 [ 1344.806551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.806683][ T32] r10:00000000 r9:856d4d00 r8:80287e08 r7:eba8de60 r6:856d1e80 r5:856f8c00 [ 1344.806748][ T32] r4:00000001 [ 1344.806803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.806858][ T32] Exception stack(0xeba9dfb0 to 0xeba9dff8) [ 1344.806893][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.806927][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.806956][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.807021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.807054][ T32] r4:856d9ac0 [ 1344.807572][ T32] INFO: task kworker/0:794:5470 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.807623][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.807737][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.807826][ T32] Call trace: [ 1344.807863][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.807925][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.807951][ T32] r4:00000000 [ 1344.807974][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.808017][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.808049][ T32] 5d20: d95c7000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.808144][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.808177][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.808205][ T32] r5:800d0013 r4:80239bb0 [ 1344.808228][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.808332][ T32] r4:82ac21e4 [ 1344.808360][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.808420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.808450][ T32] r4:e04c5dc0 [ 1344.808471][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.808516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.808539][ T32] r4:00000000 [ 1344.808560][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.808610][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.808633][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.808677][ T32] r5:00001000 r4:e00cd000 [ 1344.808698][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.808766][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.808831][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.808856][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.808921][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.808948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.809000][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.809024][ T32] r4:84ddad80 [ 1344.809044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.809113][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.809164][ T32] r4:00000001 [ 1344.809188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.809226][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.809253][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.809282][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.809333][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.809372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.809396][ T32] r4:84cfd540 [ 1344.809418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.809465][ T32] INFO: task kworker/0:795:5472 blocked for more than 471 seconds. [ 1344.809502][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.809528][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.809551][ T32] task:kworker/0:795 state:D stack:0 pid:5472 tgid:5472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.809635][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.809678][ T32] Call trace: [ 1344.809721][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.809774][ T32] r10:8291a684 r9:ebaa1d84 r8:00000002 r7:60000013 r6:ebaa1d8c r5:856f9800 [ 1344.809804][ T32] r4:856f9800 [ 1344.809827][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.809871][ T32] r5:856f9800 r4:8291a680 [ 1344.809892][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.809932][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.810039][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa1e08 [ 1344.810072][ T32] r4:00000000 [ 1344.810094][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.810165][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1344.810298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c3940 ** 7 printk messages dropped ** [ 1344.810760][ T32] r5:8575f78c r4:8575f400 [ 1344.810786][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.810949][ T32] r10:61c88647 r9:856f9800 r8:856d4dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.811014][ T32] r4:856d4d80 [ 1344.811037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.811093][ T32] r10:00000000 r9:856d4d80 r8:80287e08 r7:eba8de60 r6:856d1f00 r5:856f9800 [ 1344.811140][ T32] r4:00000001 [ 1344.811188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.811242][ T32] Exception stack(0xebaa1fb0 to 0xebaa1ff8) [ 1344.811270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.811299][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.811326][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.811413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.811470][ T32] r4:856d9b80 [ 1344.811868][ T32] INFO: task kworker/0:795:5472 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.811918][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.811978][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.812057][ T32] Call trace: [ 1344.812101][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.812165][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.812190][ T32] r4:00000000 [ 1344.812210][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.812273][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.812323][ T32] 5d20: d95c7000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.812354][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.812410][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.812439][ T32] r5:800d0013 r4:80239bb0 [ 1344.812461][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.812506][ T32] r4:82ac21e4 [ 1344.812526][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.812604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.812661][ T32] r4:e04c5dc0 [ 1344.812713][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.812760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.812783][ T32] r4:00000000 [ 1344.812812][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.812859][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.812881][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.812992][ T32] r5:00001000 r4:e00cd000 [ 1344.813021][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.813074][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.813118][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.813138][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.813204][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.813259][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.813318][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.813378][ T32] r4:84ddad80 [ 1344.813414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.813465][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.813490][ T32] r4:00000001 [ 1344.813510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.813568][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.813699][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.813736][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.813765][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.813815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.813869][ T32] r4:84cfd540 [ 1344.813896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.813925][ T32] INFO: task kworker/1:373:5475 blocked for more than 471 seconds. [ 1344.813989][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.814053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.814088][ T32] task:kworker/1:373 state:D stack:0 pid:5475 tgid:5475 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.814209][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.814253][ T32] Call trace: [ 1344.814284][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.814332][ T32] r10:8291a684 r9:eb9e5d84 r8:00000002 r7:60000013 r6:eb9e5d8c r5:84ee8000 [ 1344.814380][ T32] r4:84ee8000 [ 1344.814428][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.814486][ T32] r5:84ee8000 r4:8291a680 [ 1344.814508][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.814549][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.814593][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e5e08 [ 1344.814643][ T32] r4:00000000 [ 1344.814668][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.814705][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.814773][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.814828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dc140 [ 1344.814853][ T32] r4:00000000 [ 1344.814902][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.814955][ T32] r9:83018205 r8:84ee8000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1344.814979][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.815036][ T32] r5:00001000 r4:eab25000 [ 1344.815095][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.815155][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.815203][ T32] r5:85622b8c r4:85622800 [ 1344.815223][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.815270][ T32] r7:ddde2d80 r6:83018200 r5:85622b8c r4:856d1f80 [ 1344.815291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.815349][ T32] r10:61c88647 r9:84ee8000 r8:856d1fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.815379][ T32] r4:856d1f80 [ 1344.815400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.815448][ T32] r10:00000000 r9:856d1f80 r8:80287e08 r7:eb925e60 r6:856d4e00 r5:84ee8000 [ 1344.815471][ T32] r4:00000001 [ 1344.815491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.815526][ T32] Exception stack(0xeb9e5fb0 to 0xeb9e5ff8) [ 1344.815552][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.815609][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.815648][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.841498][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.842331][ T32] r4:82ac21e4 [ 1344.842388][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.842471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.842546][ T32] r4:e04c5dc0 [ 1344.842571][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.842615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.842670][ T32] r4:00000000 [ 1344.842695][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.842779][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.842841][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.842891][ T32] r5:00001000 r4:e00cd000 [ 1344.842914][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.842988][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.843040][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.843062][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.843111][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.843133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.843180][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.843204][ T32] r4:84ddad80 [ 1344.843227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.843347][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.843432][ T32] r4:00000001 [ 1344.843458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.843546][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.843578][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.843607][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.843634][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.843664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.843686][ T32] r4:84cfd540 [ 1344.843709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.843739][ T32] INFO: task kworker/1:374:5477 blocked for more than 471 seconds. [ 1344.843789][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.843856][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.843882][ T32] task:kworker/1:374 state:D stack:0 pid:5477 tgid:5477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.843931][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.843974][ T32] Call trace: [ 1344.844006][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.844085][ T32] r10:8291a684 r9:ebaa9d84 r8:00000002 r7:60000113 r6:ebaa9d8c r5:84eea400 [ 1344.844115][ T32] r4:84eea400 [ 1344.844137][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.844187][ T32] r5:84eea400 r4:8291a680 [ 1344.844209][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.844277][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.844326][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa9e08 [ 1344.844350][ T32] r4:00000000 [ 1344.844370][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.844405][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.844441][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.844512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dc2c0 [ 1344.844560][ T32] r4:00000000 [ 1344.844584][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.844631][ T32] r9:83018205 r8:84eea400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1344.844655][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.844700][ T32] r5:00001000 r4:ead23000 [ 1344.844722][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.844762][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.844876][ T32] r5:85622f8c r4:85622c00 [ 1344.844944][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.845054][ T32] r7:ddde2d80 r6:83018200 r5:85622f8c r4:856da000 [ 1344.845095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.845145][ T32] r10:61c88647 r9:84eea400 r8:856da02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.845168][ T32] r4:856da000 [ 1344.845187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.845232][ T32] r10:00000000 r9:856da000 r8:80287e08 r7:eb925e60 r6:856d4e80 r5:84eea400 [ 1344.845275][ T32] r4:00000001 [ 1344.845320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.845425][ T32] Exception stack(0xebaa9fb0 to 0xebaa9ff8) [ 1344.845470][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.845505][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.845532][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.845561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.845582][ T32] r4:856dc100 [ 1344.858772][ T32] INFO: task kworker/1:374:5477 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.858912][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.858989][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.859055][ T32] Call trace: [ 1344.859087][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.859148][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.859172][ T32] r4:00000000 [ 1344.859193][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.859233][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.859263][ T32] 5d20: d9bc3000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.859292][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.859317][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.859340][ T32] r5:800d0013 r4:80239bb0 [ 1344.859360][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1344.859545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 7 printk messages dropped ** [ 1344.859800][ T32] r5:84f0cb8c r4:84f0c800 ** 6 printk messages dropped ** [ 1344.860022][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 7 printk messages dropped ** [ 1344.860229][ T32] r4:84cfd540 ** 5 printk messages dropped ** [ 1344.860402][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.860700][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab1e08 ** 3 printk messages dropped ** [ 1344.866603][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.866775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dc380 [ 1344.866807][ T32] r4:00000000 [ 1344.866842][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.866893][ T32] r9:83018205 r8:84eed400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1344.866976][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.867031][ T32] r5:00001000 r4:eb09b000 [ 1344.867051][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.867091][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.867134][ T32] r5:8562338c r4:85623000 [ 1344.867154][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.867214][ T32] r7:ddde2d80 r6:83018200 r5:8562338c r4:856da080 [ 1344.867270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.867324][ T32] r10:61c88647 r9:84eed400 r8:856da0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.867560][ T32] r4:856da080 [ 1344.867586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.867724][ T32] r10:00000000 r9:856da080 r8:80287e08 r7:eb925e60 r6:856d4f00 r5:84eed400 [ 1344.867945][ T32] r4:00000001 [ 1344.867972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.868016][ T32] Exception stack(0xebab1fb0 to 0xebab1ff8) [ 1344.868051][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.868108][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.868145][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.868176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.868226][ T32] r4:856dc200 [ 1344.868698][ T32] INFO: task kworker/1:375:5479 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.868826][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.868916][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.868964][ T32] Call trace: [ 1344.868997][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.869051][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.869075][ T32] r4:00000000 [ 1344.869095][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.869137][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.869167][ T32] 5d20: d9bc3000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.869227][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.869258][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.869299][ T32] r5:800d0013 r4:80239bb0 [ 1344.869328][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.869372][ T32] r4:82ac21e4 [ 1344.869394][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.869439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.869464][ T32] r4:e04c5dc0 [ 1344.869484][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.869528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.869552][ T32] r4:00000000 [ 1344.869580][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.869648][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.869675][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.869721][ T32] r5:00001000 r4:e00cd000 [ 1344.869742][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.869783][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.869834][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.869881][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.869935][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.869990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.870091][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.870124][ T32] r4:84ddad80 [ 1344.870145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.870209][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.870237][ T32] r4:00000001 [ 1344.870259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.870324][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.870443][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.870477][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.870504][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.870533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.870555][ T32] r4:84cfd540 [ 1344.870581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.870623][ T32] INFO: task kworker/1:376:5481 blocked for more than 471 seconds. [ 1344.870663][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.870723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.870751][ T32] task:kworker/1:376 state:D stack:0 pid:5481 tgid:5481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.870798][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.870892][ T32] Call trace: [ 1344.870931][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.871011][ T32] r10:8291a684 r9:ebab9d84 r8:00000002 r7:60000013 r6:ebab9d8c r5:84ea0c00 [ 1344.871038][ T32] r4:84ea0c00 [ 1344.871060][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.871132][ T32] r5:84ea0c00 r4:8291a680 [ 1344.871179][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.871263][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.871312][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab9e08 [ 1344.871391][ T32] r4:00000000 [ 1344.871474][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.871516][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.871557][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.871663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dc4c0 [ 1344.871691][ T32] r4:00000000 [ 1344.871728][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.871804][ T32] r9:83018205 r8:84ea0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1344.871939][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.871994][ T32] r5:00001000 r4:eb1a1000 [ 1344.872042][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.872095][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.872140][ T32] r5:8562378c r4:85623400 [ 1344.872162][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.872264][ T32] r7:ddde2d80 r6:83018200 r5:8562378c r4:856da100 [ 1344.872318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.872410][ T32] r10:61c88647 r9:84ea0c00 r8:856da12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.872468][ T32] r4:856da100 [ 1344.872496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.872546][ T32] r10:00000000 r9:856da100 r8:80287e08 r7:eb925e60 r6:856d4f80 r5:84ea0c00 [ 1344.872598][ T32] r4:00000001 [ 1344.872625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.872664][ T32] Exception stack(0xebab9fb0 to 0xebab9ff8) [ 1344.872720][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.872754][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.872781][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.872817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.872843][ T32] r4:856dc3c0 [ 1344.873147][ T32] INFO: task kworker/1:376:5481 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.873234][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.873399][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.873449][ T32] Call trace: [ 1344.873480][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.873541][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.873594][ T32] r4:00000000 [ 1344.873624][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.873721][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.873791][ T32] 5d20: d9bc3000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.873829][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.873912][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.873940][ T32] r5:800d0013 r4:80239bb0 [ 1344.873996][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.874104][ T32] r4:82ac21e4 [ 1344.874134][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.874181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.874234][ T32] r4:e04c5dc0 [ 1344.874261][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.874366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.874397][ T32] r4:00000000 [ 1344.874421][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.874502][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.874530][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.874574][ T32] r5:00001000 r4:e00cd000 ** 2 printk messages dropped ** [ 1344.874676][ T32] r5:84f0cb8c r4:84f0c800 ** 5 printk messages dropped ** [ 1344.874884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.875289][ T32] r4:84cfd540 ** 1 printk messages dropped ** [ 1344.875352][ T32] INFO: task kworker/1:377:5485 blocked for more than 471 seconds. [ 1344.875380][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.875426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.875451][ T32] task:kworker/1:377 state:D stack:0 pid:5485 tgid:5485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.875497][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.875539][ T32] Call trace: [ 1344.875581][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.875635][ T32] r10:8291a684 r9:ebabdd84 r8:00000002 r7:60000013 r6:ebabdd8c r5:84ea2400 [ 1344.875661][ T32] r4:84ea2400 [ 1344.875681][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.875726][ T32] r5:84ea2400 r4:8291a680 [ 1344.875766][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.900648][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.900797][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebabde08 [ 1344.900863][ T32] r4:00000000 [ 1344.900919][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.900962][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.901002][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.901045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dc700 [ 1344.901067][ T32] r4:00000000 [ 1344.901117][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.901175][ T32] r9:83018205 r8:84ea2400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1344.901202][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.901250][ T32] r5:00001000 r4:eb39b000 [ 1344.901271][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.901312][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.901383][ T32] r5:85623b8c r4:85623800 [ 1344.901439][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.901493][ T32] r7:ddde2d80 r6:83018200 r5:85623b8c r4:856da180 [ 1344.901514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.901562][ T32] r10:61c88647 r9:84ea2400 r8:856da1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.901585][ T32] r4:856da180 [ 1344.901606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.901653][ T32] r10:00000000 r9:856da180 r8:80287e08 r7:eb925e60 r6:856d4500 r5:84ea2400 [ 1344.901677][ T32] r4:00000001 [ 1344.901696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.901733][ T32] Exception stack(0xebabdfb0 to 0xebabdff8) [ 1344.901792][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.901847][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.901907][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.901946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.902006][ T32] r4:856dc640 [ 1344.902465][ T32] INFO: task kworker/1:377:5485 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.902508][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.902673][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.902726][ T32] Call trace: [ 1344.902789][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.902857][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.902884][ T32] r4:00000000 [ 1344.902905][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.902945][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.902985][ T32] 5d20: d9fbf000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.903022][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.903097][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.903127][ T32] r5:800d0013 r4:80239bb0 [ 1344.903149][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.903190][ T32] r4:82ac21e4 [ 1344.903240][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.903318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.903345][ T32] r4:e04c5dc0 [ 1344.903365][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.903408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.903431][ T32] r4:00000000 [ 1344.903480][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.903547][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.903585][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.903637][ T32] r5:00001000 r4:e00cd000 [ 1344.903660][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.903701][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.903782][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.903837][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.903904][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.903932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.904013][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.904070][ T32] r4:84ddad80 [ 1344.904131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1344.904405][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.904913][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.905312][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.905533][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.905783][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1344.920848][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.921147][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.921289][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.921864][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.922394][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 2 printk messages dropped ** [ 1344.922508][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 4 printk messages dropped ** [ 1344.922864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 3 printk messages dropped ** [ 1344.923003][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.923114][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.923326][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 2 printk messages dropped ** [ 1344.923418][ T32] r4:84ddad80 ** 2 printk messages dropped ** [ 1344.923670][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.923755][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1344.923905][ T32] r4:84cfd540 ** 4 printk messages dropped ** [ 1344.946395][ T32] task:kworker/0:796 state:D stack:0 pid:5487 tgid:5487 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.946460][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.946540][ T32] Call trace: [ 1344.946581][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.946647][ T32] r10:8291a684 r9:ebac5d84 r8:00000002 r7:60000113 r6:ebac5d8c r5:84ea3c00 [ 1344.946674][ T32] r4:84ea3c00 [ 1344.946698][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.946777][ T32] r5:84ea3c00 r4:8291a680 [ 1344.946804][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.946855][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.946903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac5e08 [ 1344.946929][ T32] r4:00000000 [ 1344.946951][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.946990][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.947033][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.947080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c3880 [ 1344.947128][ T32] r4:00000000 [ 1344.947154][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.947207][ T32] r9:83018005 r8:84ea3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1344.947232][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.947280][ T32] r5:00001000 r4:eb435000 [ 1344.947330][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.947385][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.947437][ T32] r5:8575f38c r4:8575f000 [ 1344.947479][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.947538][ T32] r7:dddced80 r6:83018000 r5:8575f38c r4:856c4080 [ 1344.947561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.947614][ T32] r10:61c88647 r9:84ea3c00 r8:856c40ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.947690][ T32] r4:856c4080 [ 1344.947717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.947771][ T32] r10:00000000 r9:856c4080 r8:80287e08 r7:ebaa1e60 r6:856c4100 r5:84ea3c00 [ 1344.947796][ T32] r4:00000001 [ 1344.947851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.947897][ T32] Exception stack(0xebac5fb0 to 0xebac5ff8) [ 1344.947955][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.947991][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.948048][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.948089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.948131][ T32] r4:856c3540 [ 1344.948597][ T32] INFO: task kworker/0:796:5487 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.948640][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.948778][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.948833][ T32] Call trace: [ 1344.948870][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.948956][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.948986][ T32] r4:00000000 [ 1344.949007][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.949104][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.949169][ T32] 5d20: da6eb000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.949203][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.949256][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.949284][ T32] r5:800d0013 r4:80239bb0 [ 1344.949306][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.949347][ T32] r4:82ac21e4 [ 1344.949368][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.949412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.949436][ T32] r4:e04c5dc0 [ 1344.949501][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.949548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.949603][ T32] r4:00000000 [ 1344.949628][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.949675][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.949733][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.949780][ T32] r5:00001000 r4:e00cd000 [ 1344.949800][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.949846][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.949888][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.949942][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.950027][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.950052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.950100][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.950150][ T32] r4:84ddad80 [ 1344.950174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.950253][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.950287][ T32] r4:00000001 [ 1344.950306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.950344][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.950370][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.950412][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.950443][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.950474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.950497][ T32] r4:84cfd540 [ 1344.950518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.950575][ T32] INFO: task kworker/1:379:5489 blocked for more than 471 seconds. [ 1344.950622][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.950677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.950720][ T32] task:kworker/1:379 state:D stack:0 pid:5489 tgid:5489 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.950768][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.950816][ T32] Call trace: [ 1344.950883][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.950932][ T32] r10:8291a684 r9:ebacdd84 r8:00000002 r7:60000113 r6:ebacdd8c r5:84ea1800 [ 1344.950957][ T32] r4:84ea1800 [ 1344.951006][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.951053][ T32] r5:84ea1800 r4:8291a680 [ 1344.951073][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.951113][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.951157][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebacde08 [ 1344.951181][ T32] r4:00000000 [ 1344.951262][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.951303][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.951337][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.951435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dc900 [ 1344.951494][ T32] r4:00000000 [ 1344.951519][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.951564][ T32] r9:83018205 r8:84ea1800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1344.951586][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.951658][ T32] r5:00001000 r4:eb405000 [ 1344.951699][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.951775][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.951874][ T32] r5:84479f8c r4:84479c00 [ 1344.951900][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.951997][ T32] r7:ddde2d80 r6:83018200 r5:84479f8c r4:856da280 [ 1344.952023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.952086][ T32] r10:61c88647 r9:84ea1800 r8:856da2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.952114][ T32] r4:856da280 [ 1344.952222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.952384][ T32] r10:00000000 r9:856da280 r8:80287e08 r7:ebac1e60 r6:856c4180 r5:84ea1800 [ 1344.952420][ T32] r4:00000001 [ 1344.952441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.952479][ T32] Exception stack(0xebacdfb0 to 0xebacdff8) [ 1344.952505][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.952569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.952601][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.952630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.952653][ T32] r4:856dc6c0 [ 1344.952884][ T32] INFO: task kworker/1:379:5489 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.952921][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.952977][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.953055][ T32] Call trace: [ 1344.953087][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.953169][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.953244][ T32] r4:00000000 [ 1344.953295][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.953341][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.953370][ T32] 5d20: da6eb000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.953400][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.953425][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.953449][ T32] r5:800d0013 r4:80239bb0 [ 1344.953514][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.953559][ T32] r4:82ac21e4 [ 1344.953580][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.953623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.953645][ T32] r4:e04c5dc0 [ 1344.953664][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.953706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.953730][ T32] r4:00000000 [ 1344.953750][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.953795][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.953850][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.953898][ T32] r5:00001000 r4:e00cd000 [ 1344.953920][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.953989][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.954045][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.954089][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.954474][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.954748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.955252][ T32] r10:8291a684 r9:ebab5d84 r8:00000002 r7:60000013 r6:ebab5d8c r5:84ea5400 ** 6 printk messages dropped ** [ 1344.955556][ T32] r4:00000000 [ 1344.955577][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.955617][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.955653][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.955695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dcf00 [ 1344.955718][ T32] r4:00000000 [ 1344.955738][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.955790][ T32] r9:83018205 r8:84ea5400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.980399][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.980586][ T32] r5:00001000 r4:eb5d1000 [ 1344.980617][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.980663][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.980709][ T32] r5:8447978c r4:84479400 [ 1344.980731][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.980779][ T32] r7:ddde2d80 r6:83018200 r5:8447978c r4:856da300 [ 1344.980801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.980886][ T32] r10:61c88647 r9:84ea5400 r8:856da32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.980945][ T32] r4:856da300 [ 1344.980998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.981051][ T32] r10:00000000 r9:856da300 r8:80287e08 r7:ebac1e60 r6:856c4200 r5:84ea5400 [ 1344.981075][ T32] r4:00000001 [ 1344.981094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.981136][ T32] Exception stack(0xebab5fb0 to 0xebab5ff8) [ 1344.981169][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.981198][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.981225][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.981255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.981277][ T32] r4:856dca40 [ 1344.981650][ T32] INFO: task kworker/1:380:5491 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1344.981688][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.981871][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.981986][ T32] Call trace: [ 1344.982033][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.982119][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1344.982150][ T32] r4:00000000 [ 1344.982171][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.982214][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1344.982243][ T32] 5d20: dab78000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1344.982274][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1344.982300][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1344.982330][ T32] r5:800d0013 r4:80239bb0 [ 1344.982387][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.982524][ T32] r4:82ac21e4 [ 1344.982551][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.982597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1344.982619][ T32] r4:e04c5dc0 [ 1344.982639][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.982699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1344.982745][ T32] r4:00000000 [ 1344.982779][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.982837][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.982859][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.982904][ T32] r5:00001000 r4:e00cd000 [ 1344.982925][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.982965][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.983058][ T32] r5:84f0cb8c r4:84f0c800 [ 1344.983088][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.983136][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1344.983157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.983232][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.983261][ T32] r4:84ddad80 [ 1344.983281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.983357][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1344.983386][ T32] r4:00000001 [ 1344.983407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.983444][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1344.983471][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.983522][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.983554][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.983584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.983606][ T32] r4:84cfd540 [ 1344.983659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.983721][ T32] INFO: task kworker/0:797:5494 blocked for more than 471 seconds. [ 1344.983757][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.983798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.983828][ T32] task:kworker/0:797 state:D stack:0 pid:5494 tgid:5494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.983910][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.984011][ T32] Call trace: [ 1344.984076][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1344.984200][ T32] r10:8291a684 r9:ebad1d84 r8:00000002 r7:60000113 r6:ebad1d8c r5:856fc800 [ 1344.984259][ T32] r4:856fc800 [ 1344.984289][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1344.984341][ T32] r5:856fc800 r4:8291a680 [ 1344.984364][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.984433][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.984514][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad1e08 [ 1344.984541][ T32] r4:00000000 [ 1344.984562][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1344.984600][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1344.984636][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1344.984678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c3b40 [ 1344.984701][ T32] r4:00000000 [ 1344.984721][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1344.984765][ T32] r9:83018005 r8:856fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1344.984850][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1344.984901][ T32] r5:00001000 r4:eb491000 [ 1344.984921][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1344.984960][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.985002][ T32] r5:8575fb8c r4:8575f800 [ 1344.985111][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.985192][ T32] r7:dddced80 r6:83018000 r5:8575fb8c r4:856c4280 [ 1344.985220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.985270][ T32] r10:61c88647 r9:856fc800 r8:856c42ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.985294][ T32] r4:856c4280 [ 1344.985314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.985359][ T32] r10:00000000 r9:856c4280 r8:80287e08 r7:ebaa1e60 r6:856da380 r5:856fc800 [ 1344.985396][ T32] r4:00000001 [ 1344.985419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.985485][ T32] Exception stack(0xebad1fb0 to 0xebad1ff8) [ 1344.985543][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.985606][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.985637][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.985671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.985702][ T32] r4:856c3980 [ 1345.003050][ T32] INFO: task kworker/0:797:5494 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.003163][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.003271][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.003332][ T32] Call trace: [ 1345.003365][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.003423][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.003560][ T32] r4:00000000 [ 1345.003587][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.003630][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.003660][ T32] 5d20: dab78000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.003690][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.003716][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.003741][ T32] r5:800d0013 r4:80239bb0 [ 1345.003761][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.003808][ T32] r4:82ac21e4 [ 1345.003838][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.003883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.003906][ T32] r4:e04c5dc0 [ 1345.003926][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.003968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.003992][ T32] r4:00000000 [ 1345.004017][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.004066][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.004089][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.004133][ T32] r5:00001000 r4:e00cd000 [ 1345.004153][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.004195][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.004240][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.004261][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.004311][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.004332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.004411][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.004439][ T32] r4:84ddad80 [ 1345.004463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.004513][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.004539][ T32] r4:00000001 [ 1345.004560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.004596][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.004629][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.004662][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.004690][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.004721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.004744][ T32] r4:84cfd540 [ 1345.004767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.004828][ T32] INFO: task kworker/0:798:5496 blocked for more than 471 seconds. [ 1345.004869][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.004896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.004918][ T32] task:kworker/0:798 state:D stack:0 pid:5496 tgid:5496 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.004998][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.005043][ T32] Call trace: [ 1345.005075][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.005126][ T32] r10:8291a684 r9:ebad9d84 r8:00000002 r7:60000113 r6:ebad9d8c r5:856fd400 [ 1345.005150][ T32] r4:856fd400 [ 1345.005170][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.005215][ T32] r5:856fd400 r4:8291a680 [ 1345.005236][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.005276][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.005332][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad9e08 [ 1345.005359][ T32] r4:00000000 [ 1345.005380][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.005427][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.005478][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.005527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c3c40 [ 1345.005568][ T32] r4:00000000 [ 1345.005591][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.005638][ T32] r9:83018005 r8:856fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1345.005661][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.005703][ T32] r5:00001000 r4:eb611000 [ 1345.005723][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.005763][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.018674][ T32] r5:8575ff8c r4:8575fc00 [ 1345.018796][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.018916][ T32] r7:dddced80 r6:83018000 r5:8575ff8c r4:856c4300 [ 1345.018944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.018999][ T32] r10:61c88647 r9:856fd400 r8:856c432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.019023][ T32] r4:856c4300 [ 1345.019044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.019125][ T32] r10:00000000 r9:856c4300 r8:80287e08 r7:ebad1e60 r6:856da400 r5:856fd400 [ 1345.019213][ T32] r4:00000001 [ 1345.019238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.019279][ T32] Exception stack(0xebad9fb0 to 0xebad9ff8) [ 1345.019310][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.019347][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.019378][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.019409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.019434][ T32] r4:856c3a80 [ 1345.019867][ T32] INFO: task kworker/0:798:5496 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.019906][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.019976][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.020026][ T32] Call trace: [ 1345.020059][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.020188][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.020265][ T32] r4:00000000 [ 1345.020290][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.020333][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.020362][ T32] 5d20: dae80000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.020465][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.020552][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.020586][ T32] r5:800d0013 r4:80239bb0 [ 1345.020611][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.020704][ T32] r4:82ac21e4 [ 1345.020730][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.020776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.020801][ T32] r4:e04c5dc0 [ 1345.020846][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.020898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.020969][ T32] r4:00000000 [ 1345.021056][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.021110][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.021134][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.021178][ T32] r5:00001000 r4:e00cd000 [ 1345.021198][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.021391][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 7 printk messages dropped ** [ 1345.021728][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 4 printk messages dropped ** [ 1345.022047][ T32] r4:84cfd540 ** 4 printk messages dropped ** [ 1345.022232][ T32] task:kworker/1:381 state:D stack:0 pid:5498 tgid:5498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.022715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebadde08 ** 5 printk messages dropped ** [ 1345.023005][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.023347][ T32] r5:8573078c r4:85730400 [ 1345.023369][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.023482][ T32] r10:61c88647 r9:856fe000 r8:856da4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.023862][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.024552][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.024802][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1345.025046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 7 printk messages dropped ** [ 1345.025300][ T32] r5:00001000 r4:e00cd000 ** 6 printk messages dropped ** [ 1345.025550][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.051182][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.051648][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.051727][ T32] Call trace: [ 1345.051795][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.051896][ T32] r10:8291a684 r9:ebae1d84 r8:00000002 r7:60000013 r6:ebae1d8c r5:856fbc00 [ 1345.051923][ T32] r4:856fbc00 [ 1345.051981][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.052062][ T32] r5:856fbc00 r4:8291a680 [ 1345.052117][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.052166][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.052247][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae1e08 [ 1345.052301][ T32] r4:00000000 [ 1345.052396][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.052506][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.052552][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.052597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d9dc0 [ 1345.052620][ T32] r4:00000000 [ 1345.052642][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.052725][ T32] r9:83018205 r8:856fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1345.052754][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.052801][ T32] r5:00001000 r4:eb5f7000 [ 1345.052830][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.052873][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.052935][ T32] r5:8573038c r4:85730000 [ 1345.052962][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.053014][ T32] r7:ddde2d80 r6:83018200 r5:8573038c r4:856da580 [ 1345.053036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.053091][ T32] r10:61c88647 r9:856fbc00 r8:856da5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.053150][ T32] r4:856da580 [ 1345.053180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.053232][ T32] r10:00000000 r9:856da580 r8:80287e08 r7:ebadde60 r6:856da600 r5:856fbc00 [ 1345.053255][ T32] r4:00000001 [ 1345.053275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.053310][ T32] Exception stack(0xebae1fb0 to 0xebae1ff8) [ 1345.053338][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.053396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.053429][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.053460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.053482][ T32] r4:856d9c80 [ 1345.053984][ T32] INFO: task kworker/1:382:5501 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.054042][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.054107][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.054183][ T32] Call trace: [ 1345.054220][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.054275][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.054316][ T32] r4:00000000 [ 1345.054340][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.054384][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.054460][ T32] 5d20: db1e8000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.054523][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.054565][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.054593][ T32] r5:800d0013 r4:80239bb0 [ 1345.054615][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.054669][ T32] r4:82ac21e4 [ 1345.054695][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.054739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.054762][ T32] r4:e04c5dc0 [ 1345.054795][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.054888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.054915][ T32] r4:00000000 [ 1345.054937][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.054983][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.055007][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.055051][ T32] r5:00001000 r4:e00cd000 [ 1345.055077][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.055149][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.055208][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.055243][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.055296][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.055318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.055366][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.055406][ T32] r4:84ddad80 [ 1345.055462][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.055581][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.055608][ T32] r4:00000001 [ 1345.055632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.055703][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.055747][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.055786][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.078866][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.078975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.079004][ T32] r4:84cfd540 [ 1345.079031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.079102][ T32] INFO: task kworker/0:799:5502 blocked for more than 471 seconds. [ 1345.079229][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.079259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.079283][ T32] task:kworker/0:799 state:D stack:0 pid:5502 tgid:5502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.079403][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.079472][ T32] Call trace: [ 1345.079506][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.079565][ T32] r10:8291a684 r9:ebae9d84 r8:00000002 r7:60000113 r6:ebae9d8c r5:856fb000 [ 1345.079622][ T32] r4:856fb000 [ 1345.079674][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.079723][ T32] r5:856fb000 r4:8291a680 [ 1345.079745][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.079797][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.079850][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae9e08 [ 1345.079874][ T32] r4:00000000 [ 1345.079895][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.079958][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.080015][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.080068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b1a00 [ 1345.080127][ T32] r4:00000000 [ 1345.080179][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.080248][ T32] r9:83018005 r8:856fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1345.080276][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.080322][ T32] r5:00001000 r4:e047f000 [ 1345.080344][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.080409][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.080460][ T32] r5:85768f8c r4:85768c00 [ 1345.080482][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.080534][ T32] r7:dddced80 r6:83018000 r5:85768f8c r4:856c4380 [ 1345.080570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.080653][ T32] r10:61c88647 r9:856fb000 r8:856c43ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.080681][ T32] r4:856c4380 [ 1345.080702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.080751][ T32] r10:00000000 r9:856c4380 r8:80287e08 r7:ebad9e60 r6:856da680 r5:856fb000 [ 1345.080775][ T32] r4:00000001 [ 1345.080831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.080876][ T32] Exception stack(0xebae9fb0 to 0xebae9ff8) [ 1345.080906][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.080937][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.080979][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.081037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.081064][ T32] r4:856c3bc0 [ 1345.081504][ T32] INFO: task kworker/0:799:5502 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.081540][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.081599][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.081643][ T32] Call trace: [ 1345.081709][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.081807][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.081867][ T32] r4:00000000 [ 1345.081892][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.082019][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.082066][ T32] 5d20: db46c000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.082101][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.082130][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.082172][ T32] r5:800d0013 r4:80239bb0 [ 1345.082222][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.082279][ T32] r4:82ac21e4 [ 1345.082331][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.082384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.082408][ T32] r4:e04c5dc0 [ 1345.082446][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.082528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.082585][ T32] r4:00000000 [ 1345.082610][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.082659][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.082682][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.082724][ T32] r5:00001000 r4:e00cd000 [ 1345.082746][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.082805][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.082890][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.082972][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.083064][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.083099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.083148][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.083173][ T32] r4:84ddad80 [ 1345.083192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.083239][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.083261][ T32] r4:00000001 [ 1345.083280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.083343][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.083377][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.083406][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.083436][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.083480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.083507][ T32] r4:84cfd540 [ 1345.083529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.083555][ T32] INFO: task kworker/0:800:5504 blocked for more than 471 seconds. [ 1345.083583][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.083605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.083653][ T32] task:kworker/0:800 state:D stack:0 pid:5504 tgid:5504 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.083733][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.083816][ T32] Call trace: [ 1345.083852][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.083904][ T32] r10:8291a684 r9:ebaedd84 r8:00000002 r7:60000113 r6:ebaedd8c r5:856fa400 [ 1345.083927][ T32] r4:856fa400 ** 4 printk messages dropped ** [ 1345.084098][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaede08 ** 12 printk messages dropped ** [ 1345.084666][ T32] r5:8576838c r4:85768000 [ 1345.084750][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.084803][ T32] r7:dddced80 r6:83018000 r5:8576838c r4:856c4400 ** 1 printk messages dropped ** [ 1345.084914][ T32] r10:61c88647 r9:856fa400 r8:856c442c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.085312][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.108608][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 2 printk messages dropped ** [ 1345.108711][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.108748][ T32] 5d20: db768000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.108782][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.108809][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.108840][ T32] r5:800d0013 r4:80239bb0 [ 1345.108863][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.108909][ T32] r4:82ac21e4 [ 1345.108931][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.108977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.109061][ T32] r4:e04c5dc0 [ 1345.109114][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.109187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.109220][ T32] r4:00000000 [ 1345.109271][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.109354][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.109411][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.109479][ T32] r5:00001000 r4:e00cd000 [ 1345.109535][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.109582][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.109658][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.109712][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.109767][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.109791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.109845][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.109881][ T32] r4:84ddad80 [ 1345.109906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.109970][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.109997][ T32] r4:00000001 [ 1345.110057][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.110101][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.110175][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.110240][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.110272][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.110302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.110324][ T32] r4:84cfd540 [ 1345.110378][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.110413][ T32] INFO: task kworker/1:383:5505 blocked for more than 471 seconds. [ 1345.110447][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.110473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.110518][ T32] task:kworker/1:383 state:D stack:0 pid:5505 tgid:5505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.110633][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.110694][ T32] Call trace: [ 1345.110726][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.110777][ T32] r10:8291a684 r9:ebaf1d84 r8:00000002 r7:60000113 r6:ebaf1d8c r5:85700000 [ 1345.110800][ T32] r4:85700000 [ 1345.110843][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.110892][ T32] r5:85700000 r4:8291a680 [ 1345.110912][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.110952][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.111054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf1e08 [ 1345.111082][ T32] r4:00000000 [ 1345.111103][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.111138][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.111187][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.111234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6240 [ 1345.111258][ T32] r4:00000000 [ 1345.111277][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.111322][ T32] r9:83018205 r8:85700000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1345.111347][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.111496][ T32] r5:85730b8c r4:85730800 [ 1345.111517][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.111580][ T32] r7:ddde2d80 r6:83018200 r5:85730b8c r4:856da780 ** 1 printk messages dropped ** [ 1345.111655][ T32] r10:61c88647 r9:85700000 r8:856da7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.112032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1345.113069][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff ** 10 printk messages dropped ** [ 1345.113487][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 9 printk messages dropped ** [ 1345.114233][ T32] r4:84ddad80 ** 4 printk messages dropped ** [ 1345.114381][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 5 printk messages dropped ** [ 1345.114614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1345.114976][ T32] r4:85700c00 ** 4 printk messages dropped ** [ 1345.115222][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae5e08 ** 11 printk messages dropped ** [ 1345.115635][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.115827][ T32] r5:8573178c r4:85731400 ** 2 printk messages dropped ** [ 1345.147170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.147527][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.148258][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1345.148669][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.148897][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.149091][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.149529][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 8 printk messages dropped ** [ 1345.149941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1345.150322][ T32] r4:85701800 ** 4 printk messages dropped ** [ 1345.150488][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba5de08 ** 5 printk messages dropped ** [ 1345.150783][ T32] r4:00000000 [ 1345.150802][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.150855][ T32] r9:83018205 r8:85701800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1345.150906][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.150985][ T32] r5:00001000 r4:eb825000 [ 1345.151039][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.151084][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.151127][ T32] r5:85730f8c r4:85730c00 [ 1345.151147][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.151193][ T32] r7:ddde2d80 r6:83018200 r5:85730f8c r4:856da980 [ 1345.151213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.151260][ T32] r10:61c88647 r9:85701800 r8:856da9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.151283][ T32] r4:856da980 [ 1345.151302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.151349][ T32] r10:00000000 r9:856da980 r8:80287e08 r7:ebae5e60 r6:856daa00 r5:85701800 [ 1345.151372][ T32] r4:00000001 [ 1345.151391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.151426][ T32] Exception stack(0xeba5dfb0 to 0xeba5dff8) [ 1345.151455][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.151484][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.151544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.151580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.151621][ T32] r4:856d63c0 [ 1345.151907][ T32] INFO: task kworker/1:385:5511 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.151943][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.152070][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.152115][ T32] Call trace: [ 1345.152157][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.152227][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.152255][ T32] r4:00000000 [ 1345.152303][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.152375][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.152459][ T32] 5d20: dbaa3000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.152493][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.152545][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.152573][ T32] r5:800d0013 r4:80239bb0 [ 1345.152686][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.152732][ T32] r4:82ac21e4 [ 1345.152752][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.152797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.152896][ T32] r4:e04c5dc0 [ 1345.152921][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.152965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.152999][ T32] r4:00000000 [ 1345.153043][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.153093][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.153115][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.153158][ T32] r5:00001000 r4:e00cd000 [ 1345.153178][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.153219][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.153266][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.153288][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.153336][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.153357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.153405][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.153427][ T32] r4:84ddad80 [ 1345.153446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.153508][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.153540][ T32] r4:00000001 [ 1345.153562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.153599][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.153625][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.153653][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.153679][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.153738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.153765][ T32] r4:84cfd540 [ 1345.153787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.153813][ T32] INFO: task kworker/1:386:5512 blocked for more than 471 seconds. [ 1345.153875][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.153950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.153989][ T32] task:kworker/1:386 state:D stack:0 pid:5512 tgid:5512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.154048][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.154100][ T32] Call trace: [ 1345.154164][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.154213][ T32] r10:8291a684 r9:ebac9d84 r8:00000002 r7:60000013 r6:ebac9d8c r5:85702400 [ 1345.154235][ T32] r4:85702400 [ 1345.154256][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.154329][ T32] r5:85702400 r4:8291a680 [ 1345.154353][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.154395][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.154437][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac9e08 [ 1345.154479][ T32] r4:00000000 [ 1345.154504][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.154541][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.154577][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1345.154748][ T32] r9:83018205 r8:85702400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 1345.154991][ T32] r5:8573138c r4:85731000 ** 1 printk messages dropped ** [ 1345.155085][ T32] r7:ddde2d80 r6:83018200 r5:8573138c r4:856daa80 ** 7 printk messages dropped ** [ 1345.155396][ T32] Exception stack(0xebac9fb0 to 0xebac9ff8) ** 6 printk messages dropped ** [ 1345.155919][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.197201][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 5 printk messages dropped ** [ 1345.197539][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1345.197755][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1345.198431][ T32] r5:84f0cb8c r4:84f0c800 ** 4 printk messages dropped ** [ 1345.198841][ T32] r4:84ddad80 ** 2 printk messages dropped ** [ 1345.199139][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.199474][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.199899][ T32] task:kworker/1:387 state:D stack:0 pid:5515 tgid:5515 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.200766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 ** 4 printk messages dropped ** [ 1345.201218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d67c0 ** 7 printk messages dropped ** [ 1345.201760][ T32] r5:85731b8c r4:85731800 [ 1345.201804][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.202107][ T32] r10:61c88647 r9:85703000 r8:856dabac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.202143][ T32] r4:856dab80 [ 1345.202191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.202282][ T32] r10:00000000 r9:856dab80 r8:80287e08 r7:ebae5e60 r6:856dac00 r5:85703000 [ 1345.202330][ T32] r4:00000001 [ 1345.202368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.202407][ T32] Exception stack(0xebaf5fb0 to 0xebaf5ff8) [ 1345.202498][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.202577][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.202630][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.202663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.202727][ T32] r4:856d63c0 [ 1345.203393][ T32] INFO: task kworker/1:387:5515 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.203462][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.203658][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.203741][ T32] Call trace: [ 1345.203811][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.203872][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.203898][ T32] r4:00000000 [ 1345.203924][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.203971][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.204002][ T32] 5d20: dc1bf000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.204051][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.204084][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.204136][ T32] r5:800d0013 r4:80239bb0 [ 1345.204171][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.204237][ T32] r4:82ac21e4 [ 1345.204265][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.204342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.204392][ T32] r4:e04c5dc0 [ 1345.204424][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.204566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.204642][ T32] r4:00000000 [ 1345.204695][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.204749][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.204774][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.204854][ T32] r5:00001000 r4:e00cd000 [ 1345.204883][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.204962][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.205075][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.205113][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.205195][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.205232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.205322][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.205366][ T32] r4:84ddad80 [ 1345.205388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.205484][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.205532][ T32] r4:00000001 [ 1345.205579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.205638][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.205667][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.205742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.205815][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.237073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.237262][ T32] r4:84cfd540 [ 1345.237327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.237389][ T32] INFO: task kworker/1:388:5516 blocked for more than 471 seconds. [ 1345.237459][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.237510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.237557][ T32] task:kworker/1:388 state:D stack:0 pid:5516 tgid:5516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.237715][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.237877][ T32] Call trace: [ 1345.237949][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.238098][ T32] r10:8291a684 r9:ebafdd84 r8:00000002 r7:60000113 r6:ebafdd8c r5:85703c00 [ 1345.238186][ T32] r4:85703c00 [ 1345.238236][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.238327][ T32] r5:85703c00 r4:8291a680 [ 1345.238373][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.238488][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.238640][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebafde08 [ 1345.238722][ T32] r4:00000000 [ 1345.238773][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.238853][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.238933][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.239020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6a00 [ 1345.239080][ T32] r4:00000000 [ 1345.239160][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.239270][ T32] r9:83018205 r8:85703c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1345.239319][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.239410][ T32] r5:00001000 r4:eb97f000 [ 1345.239455][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.239543][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.239637][ T32] r5:85731f8c r4:85731c00 [ 1345.239705][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.239814][ T32] r7:ddde2d80 r6:83018200 r5:85731f8c r4:856dac80 [ 1345.239862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.240251][ T32] r10:00000000 r9:856dac80 r8:80287e08 r7:ebaf5e60 r6:856dad00 r5:85703c00 ** 7 printk messages dropped ** [ 1345.240719][ T32] r4:856d6800 ** 3 printk messages dropped ** [ 1345.242113][ T32] Call trace: [ 1345.242182][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.242297][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.242350][ T32] r4:00000000 [ 1345.242398][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.242482][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.242542][ T32] 5d20: dc329000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.242603][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.242660][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.242719][ T32] r5:800d0013 r4:80239bb0 [ 1345.242766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.242859][ T32] r4:82ac21e4 [ 1345.242906][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.242998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.243047][ T32] r4:e04c5dc0 [ 1345.243097][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.243251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.243371][ T32] r4:00000000 [ 1345.243426][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.243523][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.243572][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.243684][ T32] r5:00001000 r4:e00cd000 [ 1345.243745][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.243835][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.243926][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.243971][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.244081][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.244135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.244271][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.244328][ T32] r4:84ddad80 [ 1345.244369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.244467][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.244545][ T32] r4:00000001 [ 1345.244594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.244727][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.244795][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.244860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.244925][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.244993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.245044][ T32] r4:84cfd540 [ 1345.245102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.245154][ T32] INFO: task kworker/1:389:5518 blocked for more than 471 seconds. [ 1345.245212][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.245280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.245336][ T32] task:kworker/1:389 state:D stack:0 pid:5518 tgid:5518 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.245453][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.245552][ T32] Call trace: [ 1345.245619][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.245754][ T32] r10:8291a684 r9:ebb01d84 r8:00000002 r7:60000113 r6:ebb01d8c r5:85704800 [ 1345.245815][ T32] r4:85704800 [ 1345.245926][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.282289][ T32] r5:85704800 r4:8291a680 [ 1345.282343][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.282416][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.282492][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb01e08 [ 1345.282522][ T32] r4:00000000 [ 1345.282546][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.282588][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.282632][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.282702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6b80 [ 1345.282759][ T32] r4:00000000 [ 1345.282784][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.282834][ T32] r9:83018205 r8:85704800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1345.282856][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.282919][ T32] r5:00001000 r4:eb98f000 [ 1345.282946][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.283150][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.283216][ T32] r5:8573238c r4:85732000 [ 1345.283240][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.283292][ T32] r7:ddde2d80 r6:83018200 r5:8573238c r4:856dad80 [ 1345.283313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.283362][ T32] r10:61c88647 r9:85704800 r8:856dadac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.283385][ T32] r4:856dad80 [ 1345.283433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.283492][ T32] r10:00000000 r9:856dad80 r8:80287e08 r7:ebafde60 r6:856dae00 r5:85704800 [ 1345.283517][ T32] r4:00000001 [ 1345.283537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.283604][ T32] Exception stack(0xebb01fb0 to 0xebb01ff8) [ 1345.283661][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.283726][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.283757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.283788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.283811][ T32] r4:856d69c0 [ 1345.284287][ T32] INFO: task kworker/1:389:5518 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.284327][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.284494][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.284549][ T32] Call trace: [ 1345.284675][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.284736][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.284761][ T32] r4:00000000 [ 1345.284782][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.284827][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.284855][ T32] 5d20: dc5f8000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.284884][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.284909][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.284935][ T32] r5:800d0013 r4:80239bb0 [ 1345.284958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.284997][ T32] r4:82ac21e4 [ 1345.285065][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.285119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.285141][ T32] r4:e04c5dc0 [ 1345.285161][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.285203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.285225][ T32] r4:00000000 [ 1345.285245][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.285290][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.285312][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.285384][ T32] r5:00001000 r4:e00cd000 [ 1345.285409][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.285450][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.285494][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.285542][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.285594][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.285679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.285733][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.285756][ T32] r4:84ddad80 [ 1345.285780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.296635][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.296738][ T32] r4:00000001 [ 1345.296766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.296887][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.296923][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.296954][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.296982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.297013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.297037][ T32] r4:84cfd540 [ 1345.297069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.297104][ T32] INFO: task kworker/1:390:5520 blocked for more than 471 seconds. [ 1345.297139][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.297164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.297188][ T32] task:kworker/1:390 state:D stack:0 pid:5520 tgid:5520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.297246][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.297295][ T32] Call trace: [ 1345.297327][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.297383][ T32] r10:8291a684 r9:ebb05d84 r8:00000002 r7:60000113 r6:ebb05d8c r5:85705400 [ 1345.297407][ T32] r4:85705400 [ 1345.297428][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.297472][ T32] r5:85705400 r4:8291a680 [ 1345.297493][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.297548][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.297592][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb05e08 [ 1345.297616][ T32] r4:00000000 [ 1345.297636][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.297671][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.297709][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.297777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6e80 [ 1345.297800][ T32] r4:00000000 [ 1345.297822][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.297912][ T32] r9:83018205 r8:85705400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1345.297937][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.298072][ T32] r5:00001000 r4:eb9b1000 [ 1345.298097][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.298141][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.298185][ T32] r5:85732b8c r4:85732800 [ 1345.298206][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.298254][ T32] r7:ddde2d80 r6:83018200 r5:85732b8c r4:856dae80 [ 1345.298274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.298320][ T32] r10:61c88647 r9:85705400 r8:856daeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.298342][ T32] r4:856dae80 [ 1345.298361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.298452][ T32] r10:00000000 r9:856dae80 r8:80287e08 r7:ebb01e60 r6:856daf00 r5:85705400 [ 1345.298490][ T32] r4:00000001 [ 1345.298513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.298549][ T32] Exception stack(0xebb05fb0 to 0xebb05ff8) [ 1345.298576][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.298606][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.298632][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.298660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.298682][ T32] r4:856d6ac0 [ 1345.299225][ T32] INFO: task kworker/1:390:5520 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.299269][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.299328][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.299388][ T32] Call trace: [ 1345.299418][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.299471][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.299495][ T32] r4:00000000 [ 1345.299514][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.299553][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.299581][ T32] 5d20: dc5f8000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.299610][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.299636][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.299659][ T32] r5:800d0013 r4:80239bb0 [ 1345.299685][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.299737][ T32] r4:82ac21e4 [ 1345.299761][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.299852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.299889][ T32] r4:e04c5dc0 [ 1345.299909][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.299970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.299994][ T32] r4:00000000 [ 1345.300014][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.300065][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.300088][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.300130][ T32] r5:00001000 r4:e00cd000 [ 1345.300150][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.300191][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.300233][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.300253][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.300299][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.300320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.300379][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.300402][ T32] r4:84ddad80 [ 1345.300421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.300478][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.300501][ T32] r4:00000001 [ 1345.300557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.300598][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.300626][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.300654][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.300680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.300745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.300775][ T32] r4:84cfd540 [ 1345.300798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.300832][ T32] INFO: task kworker/1:391:5521 blocked for more than 471 seconds. [ 1345.300864][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.300889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.300910][ T32] task:kworker/1:391 state:D stack:0 pid:5521 tgid:5521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.300956][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.301036][ T32] Call trace: [ 1345.301073][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.301160][ T32] r10:8291a684 r9:ebaf9d84 r8:00000002 r7:60000113 r6:ebaf9d8c r5:85706000 [ 1345.301207][ T32] r4:85706000 [ 1345.301260][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.301311][ T32] r5:85706000 r4:8291a680 [ 1345.301331][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.301372][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.301447][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf9e08 [ 1345.301478][ T32] r4:00000000 [ 1345.301499][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.301535][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.301612][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.301659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6dc0 [ 1345.301683][ T32] r4:00000000 [ 1345.301709][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.301809][ T32] r9:83018205 r8:85706000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1345.301838][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.301881][ T32] r5:00001000 r4:eb99b000 [ 1345.301901][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.301939][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.302026][ T32] r5:8573278c r4:85732400 [ 1345.302047][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.302102][ T32] r7:ddde2d80 r6:83018200 r5:8573278c r4:856daf80 [ 1345.302124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.302170][ T32] r10:61c88647 r9:85706000 r8:856dafac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.302193][ T32] r4:856daf80 [ 1345.302211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.302255][ T32] r10:00000000 r9:856daf80 r8:80287e08 r7:ebb05e60 r6:856bc000 r5:85706000 [ 1345.302277][ T32] r4:00000001 [ 1345.302295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.302329][ T32] Exception stack(0xebaf9fb0 to 0xebaf9ff8) [ 1345.302356][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.302384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.302409][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.302439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.302461][ T32] r4:856d6c40 [ 1345.302782][ T32] INFO: task kworker/1:391:5521 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.302818][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.302924][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.302970][ T32] Call trace: [ 1345.302999][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.303051][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.303081][ T32] r4:00000000 [ 1345.303101][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.303141][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.303169][ T32] 5d20: dc5f8000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.303198][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.303224][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.303247][ T32] r5:800d0013 r4:80239bb0 [ 1345.303267][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.303307][ T32] r4:82ac21e4 [ 1345.303326][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.303369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.303391][ T32] r4:e04c5dc0 [ 1345.303410][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.303488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.303516][ T32] r4:00000000 [ 1345.303536][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.303583][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.303604][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.303647][ T32] r5:00001000 r4:e00cd000 [ 1345.303673][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.303766][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.303814][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.303835][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.303882][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.303904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.303988][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.304012][ T32] r4:84ddad80 [ 1345.304032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.304098][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.304122][ T32] r4:00000001 [ 1345.304166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.304214][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.304242][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.304270][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.304296][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.304324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.304346][ T32] r4:84cfd540 [ 1345.304368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.304393][ T32] INFO: task kworker/1:392:5524 blocked for more than 471 seconds. [ 1345.304423][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.304453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.304476][ T32] task:kworker/1:392 state:D stack:0 pid:5524 tgid:5524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.304520][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.304574][ T32] Call trace: [ 1345.304605][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.304653][ T32] r10:8291a684 r9:ebb09d84 r8:00000002 r7:60000113 r6:ebb09d8c r5:85706c00 [ 1345.304675][ T32] r4:85706c00 [ 1345.304694][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.304736][ T32] r5:85706c00 r4:8291a680 [ 1345.304755][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.304839][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.304887][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb09e08 [ 1345.304911][ T32] r4:00000000 [ 1345.304930][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.304965][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.305000][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.305041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c3100 [ 1345.305073][ T32] r4:00000000 [ 1345.305094][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.305139][ T32] r9:83018205 r8:85706c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1345.305161][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.305203][ T32] r5:00001000 r4:eb9f3000 [ 1345.305223][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.305262][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.305303][ T32] r5:85732f8c r4:85732c00 [ 1345.305323][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.305367][ T32] r7:ddde2d80 r6:83018200 r5:85732f8c r4:856bc080 [ 1345.305387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.305433][ T32] r10:61c88647 r9:85706c00 r8:856bc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.305455][ T32] r4:856bc080 [ 1345.305473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.305519][ T32] r10:00000000 r9:856bc080 r8:80287e08 r7:ebb05e60 r6:856bc100 r5:85706c00 [ 1345.305542][ T32] r4:00000001 [ 1345.305560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.305596][ T32] Exception stack(0xebb09fb0 to 0xebb09ff8) [ 1345.305624][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.305652][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.305678][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.305707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.305729][ T32] r4:856d6c40 [ 1345.333552][ T32] INFO: task kworker/1:392:5524 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.333691][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.333805][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.333916][ T32] Call trace: [ 1345.333990][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.334072][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.334101][ T32] r4:00000000 [ 1345.334123][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.334186][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.334223][ T32] 5d20: dcac1000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.334254][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.334388][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.334417][ T32] r5:800d0013 r4:80239bb0 [ 1345.334438][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.334491][ T32] r4:82ac21e4 [ 1345.334512][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.334584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.334613][ T32] r4:e04c5dc0 [ 1345.334639][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.334685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.334709][ T32] r4:00000000 [ 1345.334748][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.334802][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.334825][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.334869][ T32] r5:00001000 r4:e00cd000 [ 1345.334890][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.334932][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.335003][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.335031][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.335090][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.335159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.335213][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.335297][ T32] r4:84ddad80 [ 1345.335368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.335425][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.335450][ T32] r4:00000001 [ 1345.335476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.335515][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.335543][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.335572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.335601][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.335687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.335716][ T32] r4:84cfd540 [ 1345.335740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.348502][ T32] INFO: task kworker/1:393:5526 blocked for more than 471 seconds. [ 1345.348645][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.348676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.348731][ T32] task:kworker/1:393 state:D stack:0 pid:5526 tgid:5526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.348879][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.348953][ T32] Call trace: [ 1345.348993][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.349069][ T32] r10:8291a684 r9:ebb11d84 r8:00000002 r7:60000113 r6:ebb11d8c r5:85708000 [ 1345.349099][ T32] r4:85708000 [ 1345.349122][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.349215][ T32] r5:85708000 r4:8291a680 [ 1345.349242][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.349288][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.349336][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb11e08 [ 1345.349361][ T32] r4:00000000 [ 1345.349384][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.349422][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.349492][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.349545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ac000 [ 1345.349571][ T32] r4:00000000 [ 1345.349651][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.349709][ T32] r9:83018205 r8:85708000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1345.349735][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.349784][ T32] r5:00001000 r4:eb9fd000 [ 1345.349806][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.349850][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.349926][ T32] r5:8573338c r4:85733000 [ 1345.349988][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.350112][ T32] r7:ddde2d80 r6:83018200 r5:8573338c r4:856bc180 [ 1345.350147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.350205][ T32] r10:61c88647 r9:85708000 r8:856bc1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.350249][ T32] r4:856bc180 [ 1345.350275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.350327][ T32] r10:00000000 r9:856bc180 r8:80287e08 r7:ebb09e60 r6:856bc200 r5:85708000 [ 1345.350364][ T32] r4:00000001 [ 1345.350413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.350458][ T32] Exception stack(0xebb11fb0 to 0xebb11ff8) [ 1345.350488][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.350524][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.350568][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.350630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.350657][ T32] r4:856ac0c0 [ 1345.351169][ T32] INFO: task kworker/1:393:5526 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.351227][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.351291][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.351427][ T32] Call trace: [ 1345.351489][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.351552][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.351607][ T32] r4:00000000 [ 1345.351631][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.351675][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.351736][ T32] 5d20: dcdd1000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.351791][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.351857][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.351887][ T32] r5:800d0013 r4:80239bb0 [ 1345.351912][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.351956][ T32] r4:82ac21e4 [ 1345.351977][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.352075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.352109][ T32] r4:e04c5dc0 [ 1345.352130][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.352175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.352282][ T32] r4:00000000 [ 1345.352308][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.352395][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.352421][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.352468][ T32] r5:00001000 r4:e00cd000 [ 1345.352490][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.352532][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.352577][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.352597][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.352644][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.352667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.352757][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.352785][ T32] r4:84ddad80 [ 1345.352805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.352899][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.352926][ T32] r4:00000001 [ 1345.352948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.352987][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.353015][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.353045][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.353080][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.353110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.353134][ T32] r4:84cfd540 [ 1345.353157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.353217][ T32] INFO: task kworker/1:394:5528 blocked for more than 471 seconds. [ 1345.353262][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.353289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.353314][ T32] task:kworker/1:394 state:D stack:0 pid:5528 tgid:5528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.353381][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.353456][ T32] Call trace: [ 1345.353522][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.353572][ T32] r10:8291a684 r9:ebb15d84 r8:00000002 r7:60000113 r6:ebb15d8c r5:85708c00 [ 1345.353625][ T32] r4:85708c00 [ 1345.353677][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.353725][ T32] r5:85708c00 r4:8291a680 [ 1345.353745][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.353848][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.353898][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb15e08 [ 1345.353985][ T32] r4:00000000 [ 1345.354027][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.354074][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.354112][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.354187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ac1c0 [ 1345.354233][ T32] r4:00000000 [ 1345.354268][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.354318][ T32] r9:83018205 r8:85708c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.354340][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.354383][ T32] r5:00001000 r4:eba0b000 [ 1345.354408][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.354456][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.354499][ T32] r5:8573378c r4:85733400 [ 1345.354530][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.354583][ T32] r7:ddde2d80 r6:83018200 r5:8573378c r4:856bc280 [ 1345.354634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.354688][ T32] r10:61c88647 r9:85708c00 r8:856bc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.354713][ T32] r4:856bc280 [ 1345.354733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.354780][ T32] r10:00000000 r9:856bc280 r8:80287e08 r7:ebb11e60 r6:856bc300 r5:85708c00 [ 1345.354802][ T32] r4:00000001 [ 1345.354821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.354856][ T32] Exception stack(0xebb15fb0 to 0xebb15ff8) [ 1345.354883][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.354913][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.354941][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.355001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.355032][ T32] r4:856ac240 [ 1345.355365][ T32] INFO: task kworker/1:394:5528 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.355402][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.355459][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.355553][ T32] Call trace: [ 1345.355585][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.355643][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.355670][ T32] r4:00000000 [ 1345.355691][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.355733][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.355799][ T32] 5d20: dcdd1000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.379285][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.379395][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.379429][ T32] r5:800d0013 r4:80239bb0 [ 1345.379453][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.379522][ T32] r4:82ac21e4 [ 1345.379544][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.379595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.379626][ T32] r4:e04c5dc0 [ 1345.379648][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.379693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.379717][ T32] r4:00000000 [ 1345.379738][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.379786][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.379809][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.379868][ T32] r5:00001000 r4:e00cd000 [ 1345.379893][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.379936][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.379980][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.380012][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.380070][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.380092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.380142][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.380165][ T32] r4:84ddad80 [ 1345.380186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.380233][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.380268][ T32] r4:00000001 [ 1345.380293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.380333][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.380361][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.380392][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.380419][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.380449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.380479][ T32] r4:84cfd540 [ 1345.380506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.380539][ T32] INFO: task kworker/1:395:5530 blocked for more than 471 seconds. [ 1345.380597][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.380652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.380681][ T32] task:kworker/1:395 state:D stack:0 pid:5530 tgid:5530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.380739][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.380821][ T32] Call trace: [ 1345.380881][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.380965][ T32] r10:8291a684 r9:ebb19d84 r8:00000002 r7:60000113 r6:ebb19d8c r5:85709800 [ 1345.380994][ T32] r4:85709800 [ 1345.381015][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.381089][ T32] r5:85709800 r4:8291a680 [ 1345.381168][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.381225][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.381293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb19e08 [ 1345.381320][ T32] r4:00000000 [ 1345.381346][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.381402][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.381490][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.381551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ac180 [ 1345.381602][ T32] r4:00000000 [ 1345.381657][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.381718][ T32] r9:83018205 r8:85709800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1345.381744][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.381789][ T32] r5:00001000 r4:eba27000 [ 1345.381812][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.381855][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.381905][ T32] r5:85733f8c r4:85733c00 [ 1345.381945][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.382034][ T32] r7:ddde2d80 r6:83018200 r5:85733f8c r4:856bc380 [ 1345.382056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.382111][ T32] r10:61c88647 r9:85709800 r8:856bc3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.382172][ T32] r4:856bc380 [ 1345.382196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.382269][ T32] r10:00000000 r9:856bc380 r8:80287e08 r7:ebb15e60 r6:856bc400 r5:85709800 [ 1345.382298][ T32] r4:00000001 [ 1345.382320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.382358][ T32] Exception stack(0xebb19fb0 to 0xebb19ff8) [ 1345.382386][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.382414][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.382451][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.382485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.382507][ T32] r4:856ac180 [ 1345.382980][ T32] INFO: task kworker/1:395:5530 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.383022][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.383087][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.383162][ T32] Call trace: [ 1345.383194][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.383250][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.383276][ T32] r4:00000000 [ 1345.383333][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.383410][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.383442][ T32] 5d20: dd1b0000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.383472][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.383516][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.383571][ T32] r5:800d0013 r4:80239bb0 [ 1345.383606][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.383650][ T32] r4:82ac21e4 [ 1345.383688][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.383741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.383766][ T32] r4:e04c5dc0 [ 1345.383785][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.383845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.383888][ T32] r4:00000000 [ 1345.383911][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.383997][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.384049][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.384103][ T32] r5:00001000 r4:e00cd000 [ 1345.384124][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.384188][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.384265][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.384290][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.384337][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.384400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.384456][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.384481][ T32] r4:84ddad80 [ 1345.384500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.384558][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.384612][ T32] r4:00000001 [ 1345.384635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.384673][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.384700][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.384742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.384796][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.384864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.384891][ T32] r4:84cfd540 [ 1345.384937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.384966][ T32] INFO: task kworker/1:396:5531 blocked for more than 471 seconds. [ 1345.384996][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.385021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.385054][ T32] task:kworker/1:396 state:D stack:0 pid:5531 tgid:5531 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.385109][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.385184][ T32] Call trace: [ 1345.385229][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.385280][ T32] r10:8291a684 r9:ebb0dd84 r8:00000002 r7:60000113 r6:ebb0dd8c r5:8570a400 [ 1345.385304][ T32] r4:8570a400 [ 1345.385325][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.385368][ T32] r5:8570a400 r4:8291a680 [ 1345.385387][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.385425][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.385467][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb0de08 [ 1345.385488][ T32] r4:00000000 [ 1345.385507][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.385543][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.385602][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.385652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ac480 [ 1345.385701][ T32] r4:00000000 [ 1345.385725][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.385770][ T32] r9:83018205 r8:8570a400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1345.385861][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.399409][ T32] r5:00001000 r4:eba19000 [ 1345.399486][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.399562][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.399628][ T32] r5:85733b8c r4:85733800 [ 1345.399688][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.399746][ T32] r7:ddde2d80 r6:83018200 r5:85733b8c r4:856bc480 [ 1345.399794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.399850][ T32] r10:61c88647 r9:8570a400 r8:856bc4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.399874][ T32] r4:856bc480 [ 1345.399895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.399945][ T32] r10:00000000 r9:856bc480 r8:80287e08 r7:ebb19e60 r6:856bc500 r5:8570a400 [ 1345.399968][ T32] r4:00000001 [ 1345.399989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.400028][ T32] Exception stack(0xebb0dfb0 to 0xebb0dff8) [ 1345.400067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.400101][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.400129][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.400160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.400209][ T32] r4:856ac180 [ 1345.400729][ T32] INFO: task kworker/1:396:5531 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.400790][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.400879][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.400947][ T32] Call trace: [ 1345.400983][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.401043][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.401077][ T32] r4:00000000 [ 1345.401102][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.401187][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.401233][ T32] 5d20: dd31d000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.401340][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.401376][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.401403][ T32] r5:800d0013 r4:80239bb0 [ 1345.401448][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.401522][ T32] r4:82ac21e4 [ 1345.401547][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.401608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.401636][ T32] r4:e04c5dc0 [ 1345.401658][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.401720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.401770][ T32] r4:00000000 [ 1345.401795][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.401884][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.401936][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.402037][ T32] r5:00001000 r4:e00cd000 [ 1345.402069][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.402117][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.402163][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.402186][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.402238][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.402358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.402417][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.402444][ T32] r4:84ddad80 [ 1345.402485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.402542][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.402615][ T32] r4:00000001 [ 1345.402641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.402681][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.402713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.402768][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.402883][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.402924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.402975][ T32] r4:84cfd540 [ 1345.403004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.403039][ T32] INFO: task kworker/1:397:5534 blocked for more than 471 seconds. [ 1345.403083][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.403146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.403198][ T32] task:kworker/1:397 state:D stack:0 pid:5534 tgid:5534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.403257][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.403337][ T32] Call trace: [ 1345.403428][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.403502][ T32] r10:8291a684 r9:ebb1dd84 r8:00000002 r7:60000113 r6:ebb1dd8c r5:8570b000 [ 1345.403532][ T32] r4:8570b000 [ 1345.403578][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.403631][ T32] r5:8570b000 r4:8291a680 [ 1345.403734][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.403787][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.403842][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb1de08 [ 1345.403867][ T32] r4:00000000 [ 1345.403918][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.403964][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.404002][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.404048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ac700 [ 1345.404081][ T32] r4:00000000 [ 1345.404103][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.404156][ T32] r9:83018205 r8:8570b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1345.404237][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.404291][ T32] r5:00001000 r4:eba31000 [ 1345.404313][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.404358][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.404403][ T32] r5:8573c38c r4:8573c000 [ 1345.404443][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.404504][ T32] r7:ddde2d80 r6:83018200 r5:8573c38c r4:856bc580 [ 1345.404527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.404602][ T32] r10:61c88647 r9:8570b000 r8:856bc5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.404633][ T32] r4:856bc580 [ 1345.404678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.404767][ T32] r10:00000000 r9:856bc580 r8:80287e08 r7:ebb19e60 r6:856bc600 r5:8570b000 [ 1345.404845][ T32] r4:00000001 [ 1345.404881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.404927][ T32] Exception stack(0xebb1dfb0 to 0xebb1dff8) [ 1345.404982][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.405019][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.405075][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.405119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.405145][ T32] r4:856ac500 [ 1345.405469][ T32] INFO: task kworker/1:397:5534 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.405507][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.405646][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.405709][ T32] Call trace: [ 1345.405768][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.423619][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.423735][ T32] r4:00000000 [ 1345.423804][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.423886][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.423962][ T32] 5d20: dd5da000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.424009][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.424068][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.424108][ T32] r5:800d0013 r4:80239bb0 [ 1345.424132][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.424201][ T32] r4:82ac21e4 [ 1345.424301][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.424387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.424413][ T32] r4:e04c5dc0 [ 1345.424436][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.424504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.424721][ T32] r4:00000000 [ 1345.424747][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.424800][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.424828][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.424902][ T32] r5:00001000 r4:e00cd000 [ 1345.424928][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.424972][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.425017][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.425039][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.425099][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.425123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.425174][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.425198][ T32] r4:84ddad80 [ 1345.425218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.425266][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.425290][ T32] r4:00000001 [ 1345.425345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.425412][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.425445][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.425476][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.425504][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.425536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.425561][ T32] r4:84cfd540 [ 1345.425611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.425664][ T32] INFO: task kworker/1:398:5536 blocked for more than 471 seconds. [ 1345.425727][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.425757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.425785][ T32] task:kworker/1:398 state:D stack:0 pid:5536 tgid:5536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.438714][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.438911][ T32] Call trace: [ 1345.438953][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.439022][ T32] r10:8291a684 r9:ebb25d84 r8:00000002 r7:60000113 r6:ebb25d8c r5:8570bc00 [ 1345.439049][ T32] r4:8570bc00 [ 1345.439080][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.439128][ T32] r5:8570bc00 r4:8291a680 [ 1345.439186][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.439291][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.439343][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb25e08 [ 1345.439367][ T32] r4:00000000 [ 1345.439420][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.439488][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.439534][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.439602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ac800 ** 2 printk messages dropped ** [ 1345.439734][ T32] r9:83018205 r8:8570bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 ** 4 printk messages dropped ** [ 1345.440028][ T32] r5:8573c78c r4:8573c400 ** 1 printk messages dropped ** [ 1345.440131][ T32] r7:ddde2d80 r6:83018200 r5:8573c78c r4:856bc680 ** 4 printk messages dropped ** [ 1345.440325][ T32] r10:00000000 r9:856bc680 r8:80287e08 r7:ebb1de60 r6:856bc700 r5:8570bc00 ** 5 printk messages dropped ** [ 1345.440524][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.440560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.440583][ T32] r4:856ac640 [ 1345.441064][ T32] INFO: task kworker/1:398:5536 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.441123][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.441271][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.441320][ T32] Call trace: [ 1345.441365][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.441425][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.441494][ T32] r4:00000000 [ 1345.441520][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.441564][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.441593][ T32] 5d20: dd812000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.441623][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.441649][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.441673][ T32] r5:800d0013 r4:80239bb0 [ 1345.441712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.441760][ T32] r4:82ac21e4 [ 1345.441782][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.441839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.441897][ T32] r4:e04c5dc0 [ 1345.441984][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.442056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.442088][ T32] r4:00000000 [ 1345.442111][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.442161][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.442184][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.442228][ T32] r5:00001000 r4:e00cd000 [ 1345.442250][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.442305][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.442356][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.442388][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.442454][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.442482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.442531][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.442554][ T32] r4:84ddad80 [ 1345.442597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.442667][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.442695][ T32] r4:00000001 [ 1345.442717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.442754][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.442808][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.442897][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.442950][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.442984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.443007][ T32] r4:84cfd540 [ 1345.443054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.443096][ T32] INFO: task kworker/1:399:5538 blocked for more than 471 seconds. [ 1345.443159][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.443255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.443295][ T32] task:kworker/1:399 state:D stack:0 pid:5538 tgid:5538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.443350][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.443394][ T32] Call trace: [ 1345.443425][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.443547][ T32] r10:8291a684 r9:ebb29d84 r8:00000002 r7:60000013 r6:ebb29d8c r5:8570c800 [ 1345.443576][ T32] r4:8570c800 [ 1345.443597][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.443642][ T32] r5:8570c800 r4:8291a680 [ 1345.443664][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.443704][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.443774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb29e08 [ 1345.443811][ T32] r4:00000000 [ 1345.443833][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.443873][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.443936][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1345.444009][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.444347][ T32] r5:8573cb8c r4:8573c800 [ 1345.444444][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.444499][ T32] r7:ddde2d80 r6:83018200 r5:8573cb8c r4:856bc780 ** 2 printk messages dropped ** [ 1345.444592][ T32] r4:856bc780 ** 6 printk messages dropped ** [ 1345.444831][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.445521][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1345.471332][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.471699][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.472048][ T32] r5:84f0cb8c r4:84f0c800 ** 4 printk messages dropped ** [ 1345.472233][ T32] r4:84ddad80 ** 4 printk messages dropped ** [ 1345.472421][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 5 printk messages dropped ** [ 1345.472632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1345.473223][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.473514][ T32] r9:83018205 r8:8570e000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 4 printk messages dropped ** [ 1345.473737][ T32] r5:8573d38c r4:8573d000 ** 2 printk messages dropped ** [ 1345.473924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1345.474248][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1345.474328][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.474366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.474391][ T32] r4:856ac8c0 [ 1345.474845][ T32] INFO: task kworker/1:400:5540 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.474883][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.475017][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.475086][ T32] Call trace: [ 1345.475119][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.475174][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.475199][ T32] r4:00000000 [ 1345.475219][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.475283][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.475317][ T32] 5d20: ddb4f000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.475349][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.475470][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.475549][ T32] r5:800d0013 r4:80239bb0 [ 1345.475598][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.475646][ T32] r4:82ac21e4 [ 1345.475668][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.475713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.475737][ T32] r4:e04c5dc0 [ 1345.475761][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.498464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.498572][ T32] r4:00000000 [ 1345.498601][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.498701][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.498732][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.498783][ T32] r5:00001000 r4:e00cd000 [ 1345.498805][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.498870][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.498920][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.498942][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.499010][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.499036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.499094][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.499118][ T32] r4:84ddad80 [ 1345.499138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.499187][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.499210][ T32] r4:00000001 [ 1345.499231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.499269][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.499300][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.499331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.499404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.499440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.499463][ T32] r4:84cfd540 [ 1345.499487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.499518][ T32] INFO: task kworker/0:801:5541 blocked for more than 471 seconds. [ 1345.499551][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.499577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.499601][ T32] task:kworker/0:801 state:D stack:0 pid:5541 tgid:5541 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.499659][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.499705][ T32] Call trace: [ 1345.499790][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.499874][ T32] r10:8291a684 r9:ebb2dd84 r8:00000002 r7:60000113 r6:ebb2dd8c r5:84ea6c00 [ 1345.499902][ T32] r4:84ea6c00 [ 1345.499924][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.499991][ T32] r5:84ea6c00 r4:8291a680 [ 1345.500018][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.500065][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.500110][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb2de08 [ 1345.500134][ T32] r4:00000000 [ 1345.500153][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1345.500405][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.500579][ T32] r5:85768b8c r4:85768800 [ 1345.500599][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.500799][ T32] r10:61c88647 r9:84ea6c00 r8:856c44ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1345.501197][ T32] r4:856b1600 ** 3 printk messages dropped ** [ 1345.501953][ T32] Call trace: ** 6 printk messages dropped ** [ 1345.502363][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 8 printk messages dropped ** [ 1345.502677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 10 printk messages dropped ** [ 1345.503216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.503701][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.503967][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.504379][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.504854][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.505145][ T32] r5:8573cf8c r4:8573cc00 ** 1 printk messages dropped ** [ 1345.505216][ T32] r7:ddde2d80 r6:83018200 r5:8573cf8c r4:856bc980 [ 1345.505238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.505308][ T32] r10:61c88647 r9:84ea0000 r8:856bc9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.505335][ T32] r4:856bc980 [ 1345.505355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.505400][ T32] r10:00000000 r9:856bc980 r8:80287e08 r7:ebb21e60 r6:856c4580 r5:84ea0000 [ 1345.505422][ T32] r4:00000001 [ 1345.505441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.505475][ T32] Exception stack(0xebb3dfb0 to 0xebb3dff8) [ 1345.505503][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.505532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.505559][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.505588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.505610][ T32] r4:856acb80 [ 1345.538747][ T32] INFO: task kworker/1:401:5543 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.538884][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.539173][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.539248][ T32] Call trace: [ 1345.539302][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.539367][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.539393][ T32] r4:00000000 [ 1345.539415][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.539460][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.539491][ T32] 5d20: de0ca000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.539522][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.539551][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.539576][ T32] r5:800d0013 r4:80239bb0 [ 1345.539597][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1345.539737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 13 printk messages dropped ** [ 1345.540359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1345.540890][ T32] INFO: task kworker/0:802:5547 blocked for more than 472 seconds. [ 1345.540923][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.540949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.540970][ T32] task:kworker/0:802 state:D stack:0 pid:5547 tgid:5547 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.541016][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.541058][ T32] Call trace: [ 1345.541156][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.541215][ T32] r10:8291a684 r9:ebb45d84 r8:00000002 r7:60000113 r6:ebb45d8c r5:84ea6000 [ 1345.541412][ T32] r4:84ea6000 [ 1345.541465][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.541514][ T32] r5:84ea6000 r4:8291a680 [ 1345.541567][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.541615][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.541661][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb45e08 [ 1345.541685][ T32] r4:00000000 [ 1345.541705][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.541739][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.541806][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.541871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d9a40 [ 1345.541895][ T32] r4:00000000 [ 1345.541915][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.542024][ T32] r9:83018005 r8:84ea6000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1345.542078][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.542152][ T32] r5:00001000 r4:ebbcd000 ** 2 printk messages dropped ** [ 1345.542259][ T32] r5:85769f8c r4:85769c00 [ 1345.542299][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.542587][ T32] r10:00000000 r9:856c4600 r8:80287e08 r7:ebae9e60 r6:856c4680 r5:84ea6000 ** 11 printk messages dropped ** [ 1345.543454][ T32] Call trace: ** 9 printk messages dropped ** [ 1345.543897][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 16 printk messages dropped ** [ 1345.544645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.544971][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1345.545381][ T32] r10:8291a684 r9:ebb55d84 r8:00000002 r7:60000113 r6:ebb55d8c r5:84ea4800 ** 9 printk messages dropped ** [ 1345.545742][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1345.569053][ T32] r5:8576938c r4:85769000 ** 1 printk messages dropped ** [ 1345.569196][ T32] r7:dddced80 r6:83018000 r5:8576938c r4:856c4700 ** 10 printk messages dropped ** [ 1345.569664][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1345.570842][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 13 printk messages dropped ** [ 1345.571459][ T32] r5:00001000 r4:e00cd000 ** 7 printk messages dropped ** [ 1345.571821][ T32] r4:84ddad80 ** 6 printk messages dropped ** [ 1345.572153][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1345.572849][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1345.573280][ T32] r4:00000000 [ 1345.573304][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.573355][ T32] r9:83018205 r8:84794800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1345.573379][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.573425][ T32] r5:00001000 r4:eb04d000 [ 1345.573446][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.573485][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.573533][ T32] r5:8573d78c r4:8573d400 [ 1345.573640][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.573690][ T32] r7:ddde2d80 r6:83018200 r5:8573d78c r4:856bca00 [ 1345.573711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.573757][ T32] r10:61c88647 r9:84794800 r8:856bca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.573780][ T32] r4:856bca00 [ 1345.573810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.573863][ T32] r10:00000000 r9:856bca00 r8:80287e08 r7:ebb21e60 r6:856c4800 r5:84794800 [ 1345.573887][ T32] r4:00000001 [ 1345.573913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.573989][ T32] Exception stack(0xebb59fb0 to 0xebb59ff8) [ 1345.574080][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.574134][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.574164][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.574195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.574217][ T32] r4:856d6f40 [ 1345.574532][ T32] INFO: task kworker/1:402:5551 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.574598][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.574701][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.574752][ T32] Call trace: [ 1345.574782][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.574839][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 4 printk messages dropped ** [ 1345.575015][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 ** 8 printk messages dropped ** [ 1345.575312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 ** 10 printk messages dropped ** [ 1345.597671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.597888][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.597912][ T32] r4:00000001 [ 1345.597931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.598019][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.598055][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.598097][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.598124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.598171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.598202][ T32] r4:84cfd540 [ 1345.598226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.598266][ T32] INFO: task kworker/1:403:5554 blocked for more than 472 seconds. [ 1345.598301][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.598325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.598348][ T32] task:kworker/1:403 state:D stack:0 pid:5554 tgid:5554 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.598417][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.598476][ T32] Call trace: [ 1345.598545][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.598612][ T32] r10:8291a684 r9:ebb65d84 r8:00000002 r7:60000113 r6:ebb65d8c r5:84c79800 [ 1345.598636][ T32] r4:84c79800 [ 1345.598658][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.598701][ T32] r5:84c79800 r4:8291a680 [ 1345.598721][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.598771][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.598816][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb65e08 [ 1345.598839][ T32] r4:00000000 [ 1345.598858][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.598893][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.598930][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.598971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856aa000 [ 1345.598994][ T32] r4:00000000 [ 1345.599013][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.599066][ T32] r9:83018205 r8:84c79800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1345.599091][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.599176][ T32] r5:00001000 r4:eb2ad000 [ 1345.599229][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.599274][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.599330][ T32] r5:8573db8c r4:8573d800 [ 1345.599350][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.599434][ T32] r7:ddde2d80 r6:83018200 r5:8573db8c r4:856bca80 [ 1345.599455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.599504][ T32] r10:61c88647 r9:84c79800 r8:856bcaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.599528][ T32] r4:856bca80 [ 1345.599546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.599590][ T32] r10:00000000 r9:856bca80 r8:80287e08 r7:ebb59e60 r6:856c4880 r5:84c79800 ** 5 printk messages dropped ** [ 1345.599744][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.600506][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.600677][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 5 printk messages dropped ** [ 1345.600885][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.601211][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.601401][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.601755][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 4 printk messages dropped ** [ 1345.601948][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.602049][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.602100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.602126][ T32] r4:84cfd540 [ 1345.602150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.602175][ T32] INFO: task kworker/1:404:5555 blocked for more than 472 seconds. [ 1345.602206][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.602230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.602252][ T32] task:kworker/1:404 state:D stack:0 pid:5555 tgid:5555 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.602297][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.602339][ T32] Call trace: [ 1345.602369][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.602417][ T32] r10:8291a684 r9:ebb69d84 r8:00000002 r7:60000013 r6:ebb69d8c r5:84c7a400 [ 1345.602439][ T32] r4:84c7a400 [ 1345.602460][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.602502][ T32] r5:84c7a400 r4:8291a680 [ 1345.602522][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.602560][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.602601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb69e08 [ 1345.602624][ T32] r4:00000000 [ 1345.602643][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.602677][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.602710][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.602752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856aac40 [ 1345.602774][ T32] r4:00000000 [ 1345.602792][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.602841][ T32] r9:83018205 r8:84c7a400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.602863][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.602904][ T32] r5:00001000 r4:eb857000 [ 1345.602923][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.602961][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.603003][ T32] r5:8573ff8c r4:8573fc00 [ 1345.603022][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.603072][ T32] r7:ddde2d80 r6:83018200 r5:8573ff8c r4:856bcb00 [ 1345.603093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.603139][ T32] r10:61c88647 r9:84c7a400 r8:856bcb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.603161][ T32] r4:856bcb00 [ 1345.603180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.603229][ T32] r10:00000000 r9:856bcb00 r8:80287e08 r7:ebb65e60 r6:856c4900 r5:84c7a400 [ 1345.603252][ T32] r4:00000001 [ 1345.603270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.603305][ T32] Exception stack(0xebb69fb0 to 0xebb69ff8) [ 1345.603332][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.603360][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.603385][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.603413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.603434][ T32] r4:856aa140 ** 1 printk messages dropped ** [ 1345.603759][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1345.604147][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1345.604435][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1345.604736][ T32] r4:84ddad80 ** 4 printk messages dropped ** [ 1345.604873][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 6 printk messages dropped ** [ 1345.605047][ T32] INFO: task kworker/1:405:5557 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1345.605302][ T32] r4:84c78000 ** 4 printk messages dropped ** [ 1345.605462][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb6de08 ** 8 printk messages dropped ** [ 1345.605715][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.638835][ T32] r5:8573df8c r4:8573dc00 ** 1 printk messages dropped ** [ 1345.638944][ T32] r7:ddde2d80 r6:83018200 r5:8573df8c r4:856bcb80 ** 4 printk messages dropped ** [ 1345.639128][ T32] r10:00000000 r9:856bcb80 r8:80287e08 r7:ebb69e60 r6:856c4980 r5:84c78000 ** 9 printk messages dropped ** [ 1345.639933][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.640509][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1345.640614][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1345.641044][ T32] r5:84f0cb8c r4:84f0c800 ** 4 printk messages dropped ** [ 1345.641244][ T32] r4:84ddad80 ** 4 printk messages dropped ** [ 1345.641462][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) ** 6 printk messages dropped ** [ 1345.641792][ T32] INFO: task kworker/1:406:5558 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1345.642297][ T32] r4:84c7b000 ** 4 printk messages dropped ** [ 1345.642687][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb71e08 ** 5 printk messages dropped ** [ 1345.642994][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.643420][ T32] r5:8573e38c r4:8573e000 [ 1345.643469][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.643564][ T32] r7:ddde2d80 r6:83018200 r5:8573e38c r4:856bcc00 [ 1345.643607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.643729][ T32] r10:61c88647 r9:84c7b000 r8:856bcc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.643789][ T32] r4:856bcc00 [ 1345.643840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.643940][ T32] r10:00000000 r9:856bcc00 r8:80287e08 r7:ebb69e60 r6:856c4a00 r5:84c7b000 [ 1345.643992][ T32] r4:00000001 [ 1345.644034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.644113][ T32] Exception stack(0xebb71fb0 to 0xebb71ff8) [ 1345.644198][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.644268][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.644329][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.644366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.644416][ T32] r4:856aa180 [ 1345.644775][ T32] INFO: task kworker/1:406:5558 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.644840][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.645070][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.645148][ T32] Call trace: [ 1345.645185][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.645272][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.645398][ T32] r4:00000000 [ 1345.645427][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.645471][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.645504][ T32] 5d20: decba000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.645546][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.645594][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.645622][ T32] r5:800d0013 r4:80239bb0 [ 1345.645661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.645718][ T32] r4:82ac21e4 [ 1345.645742][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.645795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.652422][ T32] r4:e04c5dc0 [ 1345.652543][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.652670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.652737][ T32] r4:00000000 [ 1345.652818][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.652930][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.652983][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.653093][ T32] r5:00001000 r4:e00cd000 [ 1345.653142][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.653223][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.653317][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.653379][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.653483][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.653533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.653634][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.653688][ T32] r4:84ddad80 [ 1345.653720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.653776][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.653803][ T32] r4:00000001 [ 1345.653855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.653943][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.654041][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.654146][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.654190][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.654261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.654292][ T32] r4:84cfd540 [ 1345.654321][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.654377][ T32] INFO: task kworker/1:407:5560 blocked for more than 472 seconds. [ 1345.654439][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.654498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.654531][ T32] task:kworker/1:407 state:D stack:0 pid:5560 tgid:5560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.654617][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.654685][ T32] Call trace: [ 1345.654723][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.654782][ T32] r10:8291a684 r9:ebb79d84 r8:00000002 r7:60000013 r6:ebb79d8c r5:84c7c800 [ 1345.654812][ T32] r4:84c7c800 [ 1345.654865][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.654957][ T32] r5:84c7c800 r4:8291a680 [ 1345.655031][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.655139][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.655230][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb79e08 [ 1345.655296][ T32] r4:00000000 [ 1345.655349][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.655424][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.655493][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.655575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856aa480 [ 1345.655625][ T32] r4:00000000 [ 1345.655651][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1345.655815][ T32] r5:00001000 r4:eb599000 ** 2 printk messages dropped ** [ 1345.671204][ T32] r5:8573e78c r4:8573e400 ** 1 printk messages dropped ** [ 1345.671289][ T32] r7:ddde2d80 r6:83018200 r5:8573e78c r4:856bcc80 ** 4 printk messages dropped ** [ 1345.671768][ T32] r10:00000000 r9:856bcc80 r8:80287e08 r7:ebb69e60 r6:856c4a80 r5:84c7c800 ** 7 printk messages dropped ** [ 1345.672086][ T32] r4:856aa380 ** 4 printk messages dropped ** [ 1345.672879][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1345.673236][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1345.673670][ T32] r5:00001000 r4:e00cd000 ** 5 printk messages dropped ** [ 1345.674003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.674386][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.674754][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.675508][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.699134][ T32] r9:83018205 r8:84c7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 ** 4 printk messages dropped ** [ 1345.699600][ T32] r5:8573eb8c r4:8573e800 ** 1 printk messages dropped ** [ 1345.699729][ T32] r7:ddde2d80 r6:83018200 r5:8573eb8c r4:856bcd00 ** 4 printk messages dropped ** [ 1345.699932][ T32] r10:00000000 r9:856bcd00 r8:80287e08 r7:ebb69e60 r6:856c4b00 r5:84c7bc00 ** 10 printk messages dropped ** [ 1345.700851][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.700925][ T32] Call trace: [ 1345.700970][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.701027][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.701054][ T32] r4:00000000 [ 1345.701082][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.701155][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.701204][ T32] 5d20: df090000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.701239][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.701271][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.701323][ T32] r5:800d0013 r4:80239bb0 [ 1345.701349][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.701394][ T32] r4:82ac21e4 [ 1345.701418][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.701487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.701557][ T32] r4:e04c5dc0 [ 1345.701586][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.701634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.701671][ T32] r4:00000000 [ 1345.701698][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.701746][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.701770][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.701843][ T32] r5:00001000 r4:e00cd000 [ 1345.701870][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.701915][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.702026][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.702052][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.702111][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.702156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.702233][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.702286][ T32] r4:84ddad80 [ 1345.702318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.702369][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.702395][ T32] r4:00000001 [ 1345.702447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.702493][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.702547][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.702579][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.702607][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.702638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.702665][ T32] r4:84cfd540 [ 1345.702688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.702720][ T32] INFO: task kworker/1:409:5564 blocked for more than 472 seconds. [ 1345.702782][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.702846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.702900][ T32] task:kworker/1:409 state:D stack:0 pid:5564 tgid:5564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.702992][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.703081][ T32] Call trace: [ 1345.703200][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.703304][ T32] r10:8291a684 r9:ebb89d84 r8:00000002 r7:60000113 r6:ebb89d8c r5:84c7ec00 [ 1345.703353][ T32] r4:84c7ec00 [ 1345.703398][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.703482][ T32] r5:84c7ec00 r4:8291a680 [ 1345.703551][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.703662][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.703785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb89e08 [ 1345.703841][ T32] r4:00000000 [ 1345.703893][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.703971][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.704042][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.704137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856aa6c0 [ 1345.704164][ T32] r4:00000000 [ 1345.704211][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.704276][ T32] r9:83018205 r8:84c7ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1345.704302][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.704348][ T32] r5:00001000 r4:eb669000 [ 1345.704369][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.704426][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.704521][ T32] r5:8573ef8c r4:8573ec00 [ 1345.704545][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.704594][ T32] r7:ddde2d80 r6:83018200 r5:8573ef8c r4:856bcd80 [ 1345.704616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.704693][ T32] r10:61c88647 r9:84c7ec00 r8:856bcdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.704724][ T32] r4:856bcd80 [ 1345.704745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.704792][ T32] r10:00000000 r9:856bcd80 r8:80287e08 r7:ebb69e60 r6:856c4b80 r5:84c7ec00 ** 6 printk messages dropped ** [ 1345.705218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1345.728727][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 10 printk messages dropped ** [ 1345.729553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 10 printk messages dropped ** [ 1345.730413][ T32] r5:84f0cb8c r4:84f0c800 ** 6 printk messages dropped ** [ 1345.730806][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 4 printk messages dropped ** [ 1345.731047][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.731600][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.732131][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1345.732578][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.732958][ T32] r5:8573f38c r4:8573f000 [ 1345.732981][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.733053][ T32] r7:ddde2d80 r6:83018200 r5:8573f38c r4:856bce00 [ 1345.733091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.733144][ T32] r10:61c88647 r9:84c78c00 r8:856bce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.733169][ T32] r4:856bce00 [ 1345.733205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.733275][ T32] r10:00000000 r9:856bce00 r8:80287e08 r7:ebb69e60 r6:856c4c00 r5:84c78c00 [ 1345.733347][ T32] r4:00000001 [ 1345.733373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.733412][ T32] Exception stack(0xebb91fb0 to 0xebb91ff8) [ 1345.733451][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.733519][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.733566][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.733599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.733622][ T32] r4:856aa700 [ 1345.734242][ T32] INFO: task kworker/1:410:5566 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.734294][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.734460][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.734535][ T32] Call trace: [ 1345.734576][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.734635][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.734753][ T32] r4:00000000 [ 1345.734781][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.734833][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.734867][ T32] 5d20: df241000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.734942][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.735000][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.735051][ T32] r5:800d0013 r4:80239bb0 [ 1345.735087][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.735139][ T32] r4:82ac21e4 [ 1345.735164][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.735225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.735275][ T32] r4:e04c5dc0 [ 1345.735307][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.735355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.735379][ T32] r4:00000000 [ 1345.735402][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.735452][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.735477][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.735539][ T32] r5:00001000 r4:e00cd000 [ 1345.735583][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.735632][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.735679][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.735702][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.735752][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.735774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.765203][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.765320][ T32] r4:84ddad80 [ 1345.765350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.765428][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.765455][ T32] r4:00000001 [ 1345.765476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.765581][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.765622][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.765658][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.765711][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.765747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.765804][ T32] r4:84cfd540 [ 1345.765845][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.765944][ T32] INFO: task kworker/1:411:5568 blocked for more than 472 seconds. [ 1345.777342][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 3 printk messages dropped ** [ 1345.777663][ T32] Call trace: ** 2 printk messages dropped ** [ 1345.777862][ T32] r4:84c7d400 ** 4 printk messages dropped ** [ 1345.778252][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb99e08 ** 5 printk messages dropped ** [ 1345.778607][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.779101][ T32] r5:8573f78c r4:8573f400 [ 1345.779144][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.779474][ T32] r10:61c88647 r9:84c7d400 r8:856bceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.780047][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.781198][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.781596][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1345.782310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 3 printk messages dropped ** [ 1345.782598][ T32] r4:00000000 [ 1345.782621][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.782717][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.782763][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.782851][ T32] r5:00001000 r4:e00cd000 [ 1345.782878][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.782961][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.783048][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.783094][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.783168][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.783222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.783315][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.783511][ T32] r4:84ddad80 [ 1345.783564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.783633][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.783679][ T32] r4:00000001 [ 1345.783720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.783796][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.783849][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.783882][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.783939][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.784021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.784159][ T32] r4:84cfd540 [ 1345.784214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.784253][ T32] INFO: task kworker/1:412:5570 blocked for more than 472 seconds. [ 1345.784287][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.784313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.784336][ T32] task:kworker/1:412 state:D stack:0 pid:5570 tgid:5570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.784413][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.784466][ T32] Call trace: [ 1345.784533][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.784588][ T32] r10:8291a684 r9:ebba1d84 r8:00000002 r7:60000113 r6:ebba1d8c r5:84c7e000 [ 1345.784658][ T32] r4:84c7e000 [ 1345.784685][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.784731][ T32] r5:84c7e000 r4:8291a680 [ 1345.784753][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.784794][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.784845][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba1e08 [ 1345.784871][ T32] r4:00000000 [ 1345.784893][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.784934][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.784972][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.785016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856aab40 [ 1345.785040][ T32] r4:00000000 [ 1345.785068][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.785117][ T32] r9:83018205 r8:84c7e000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1345.785141][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.785186][ T32] r5:00001000 r4:eb76d000 [ 1345.785209][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.785311][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.785362][ T32] r5:8573fb8c r4:8573f800 [ 1345.785408][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.785498][ T32] r7:ddde2d80 r6:83018200 r5:8573fb8c r4:856bcf00 [ 1345.785527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.785602][ T32] r10:61c88647 r9:84c7e000 r8:856bcf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.785715][ T32] r4:856bcf00 [ 1345.785764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.826812][ T32] r10:00000000 r9:856bcf00 r8:80287e08 r7:ebb69e60 r6:856c4d00 r5:84c7e000 [ 1345.826983][ T32] r4:00000001 [ 1345.827022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.827095][ T32] Exception stack(0xebba1fb0 to 0xebba1ff8) [ 1345.827162][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.827203][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.827231][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.827261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.827284][ T32] r4:856aa980 [ 1345.827818][ T32] INFO: task kworker/1:412:5570 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.827888][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.827962][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.828015][ T32] Call trace: [ 1345.828055][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.828144][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.828196][ T32] r4:00000000 [ 1345.828224][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.828268][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.828327][ T32] 5d20: dfca8000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.828374][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.828400][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.828475][ T32] r5:800d0013 r4:80239bb0 [ 1345.828503][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.828594][ T32] r4:82ac21e4 [ 1345.828624][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.828697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.828772][ T32] r4:e04c5dc0 [ 1345.828809][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.828884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.828928][ T32] r4:00000000 [ 1345.828982][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.829071][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.829113][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.829175][ T32] r5:00001000 r4:e00cd000 [ 1345.829200][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.829241][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.829285][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.829350][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.829417][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.829456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.829543][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.829569][ T32] r4:84ddad80 [ 1345.829600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.829674][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.829701][ T32] r4:00000001 [ 1345.829727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.829858][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.829898][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.829985][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.830070][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.830173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.830218][ T32] r4:84cfd540 [ 1345.830260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1345.830442][ T32] task:kworker/1:413 state:D stack:0 pid:5572 tgid:5572 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.831227][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba9e08 ** 8 printk messages dropped ** [ 1345.831589][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.831863][ T32] r5:85744b8c r4:85744800 [ 1345.831899][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.831949][ T32] r7:ddde2d80 r6:83018200 r5:85744b8c r4:856bcf80 [ 1345.831969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.832015][ T32] r10:61c88647 r9:85798c00 r8:856bcfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.832063][ T32] r4:856bcf80 [ 1345.832112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.832163][ T32] r10:00000000 r9:856bcf80 r8:80287e08 r7:ebb69e60 r6:856c4d80 r5:85798c00 [ 1345.832187][ T32] r4:00000001 [ 1345.832206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.832265][ T32] Exception stack(0xebba9fb0 to 0xebba9ff8) [ 1345.832304][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.832363][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.832394][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.832458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.832485][ T32] r4:856aad80 [ 1345.832782][ T32] INFO: task kworker/1:413:5572 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.832832][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.832945][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.833020][ T32] Call trace: [ 1345.833054][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.833108][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 ** 2 printk messages dropped ** [ 1345.833238][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 11 printk messages dropped ** [ 1345.833751][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1345.834239][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 ** 12 printk messages dropped ** [ 1345.834974][ T32] r4:84cfd540 ** 6 printk messages dropped ** [ 1345.835344][ T32] Call trace: ** 7 printk messages dropped ** [ 1345.835680][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb1e08 ** 12 printk messages dropped ** [ 1345.856941][ T32] r5:8574438c r4:85744000 [ 1345.856963][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.857017][ T32] r7:ddde2d80 r6:83018200 r5:8574438c r4:855d4000 [ 1345.857068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.857137][ T32] r10:61c88647 r9:8579a400 r8:855d402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.857179][ T32] r4:855d4000 [ 1345.857209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.857265][ T32] r10:00000000 r9:855d4000 r8:80287e08 r7:ebba9e60 r6:856c4e00 r5:8579a400 [ 1345.857291][ T32] r4:00000001 [ 1345.857313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.857356][ T32] Exception stack(0xebbb1fb0 to 0xebbb1ff8) [ 1345.857390][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.857448][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.857494][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.857560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.857589][ T32] r4:856aabc0 [ 1345.858128][ T32] INFO: task kworker/1:414:5574 is blocked on a mutex likely owned by task kworker/0:173:3778. [ 1345.858182][ T32] task:kworker/0:173 state:R running task stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.858301][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.858351][ T32] Call trace: [ 1345.858429][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.858484][ T32] r10:82ac21c4 r9:84fb4800 r8:80200be4 r7:e04c5d5c r6:ffffffff r5:84fb4800 [ 1345.858521][ T32] r4:00000000 [ 1345.858545][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.858588][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) [ 1345.858617][ T32] 5d20: dfeff000 e00b1000 00000001 80239b98 7f37d000 00000001 [ 1345.858646][ T32] 5d40: 82ac15a0 7f37d000 e00b1000 8280c928 82ac21c4 e04c5da4 e04c5da8 e04c5d78 [ 1345.858672][ T32] 5d60: 80230ad0 80239bb0 800d0013 ffffffff [ 1345.858696][ T32] r5:800d0013 r4:80239bb0 [ 1345.858717][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.858757][ T32] r4:82ac21e4 [ 1345.858776][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.858835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 [ 1345.858859][ T32] r4:e04c5dc0 [ 1345.858878][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.858919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd700 [ 1345.858945][ T32] r4:00000000 [ 1345.858965][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.859009][ T32] r9:83018005 r8:84fb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.859030][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.859072][ T32] r5:00001000 r4:e00cd000 [ 1345.859113][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.859210][ T32] r5:84f0cb8c r4:84f0c800 ** 6 printk messages dropped ** [ 1345.859550][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 ** 5 printk messages dropped ** [ 1345.859830][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.860090][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.860401][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.860712][ T32] r9:83018205 r8:8570ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1345.860969][ T32] r5:8574478c r4:85744400 ** 3 printk messages dropped ** [ 1345.861174][ T32] r10:61c88647 r9:8570ec00 r8:855d40ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.861396][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.862125][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.862304][ T32] Exception stack(0xe04c5d28 to 0xe04c5d70) ** 7 printk messages dropped ** [ 1345.862711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04c5dc0 r5:e04c5e08 ** 7 printk messages dropped ** [ 1345.863227][ T32] r5:00001000 r4:e00cd000 ** 1 printk messages dropped ** [ 1345.863352][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.863437][ T32] r5:84f0cb8c r4:84f0c800 [ 1345.863480][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.863572][ T32] r7:dddced80 r6:83018000 r5:84f0cb8c r4:84ddad80 [ 1345.863627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.863720][ T32] r10:61c88647 r9:84fb4800 r8:84ddadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.863767][ T32] r4:84ddad80 [ 1345.863818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.863910][ T32] r10:00000000 r9:84ddad80 r8:80287e08 r7:e0581e60 r6:84ec1c00 r5:84fb4800 [ 1345.863958][ T32] r4:00000001 [ 1345.864005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.864155][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1345.864225][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.864279][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.864369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.864431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.864477][ T32] r4:84cfd540 [ 1345.864572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.864627][ T32] INFO: task kworker/1:416:5579 blocked for more than 472 seconds. [ 1345.864704][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.864754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.864813][ T32] task:kworker/1:416 state:D stack:0 pid:5579 tgid:5579 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.864960][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.865052][ T32] Call trace: [ 1345.865113][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1345.865205][ T32] r10:8291a684 r9:ebbb9d84 r8:00000002 r7:60000113 r6:ebbb9d8c r5:8570d400 [ 1345.865254][ T32] r4:8570d400 [ 1345.865292][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.865375][ T32] r5:8570d400 r4:8291a680 [ 1345.865421][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.865515][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.865604][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb9e08 [ 1345.865654][ T32] r4:00000000 [ 1345.865701][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.865770][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.865902][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.906957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856acdc0 [ 1345.907009][ T32] r4:00000000 [ 1345.907035][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.907111][ T32] r9:83018205 r8:8570d400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1345.907160][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.907215][ T32] r5:00001000 r4:eb8fb000 [ 1345.907261][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.907308][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.907353][ T32] r5:85744f8c r4:85744c00 [ 1345.907375][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1345.907504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1345.907888][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.908777][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.909110][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1345.909478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1345.909886][ T32] r5:84f0cf8c r4:84f0cc00 ** 4 printk messages dropped ** [ 1345.910113][ T32] r4:84ddab80 ** 4 printk messages dropped ** [ 1345.910290][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1345.910535][ T32] INFO: task kworker/1:417:5581 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1345.910930][ T32] r4:85798000 ** 4 printk messages dropped ** [ 1345.911206][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc1e08 ** 7 printk messages dropped ** [ 1345.911530][ T32] r9:83018205 r8:85798000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 4 printk messages dropped ** [ 1345.911767][ T32] r5:8574538c r4:85745000 ** 1 printk messages dropped ** [ 1345.911868][ T32] r7:ddde2d80 r6:83018200 r5:8574538c r4:855d4280 ** 5 printk messages dropped ** [ 1345.912150][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.912357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.912960][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1345.913318][ T32] 1d60: 80230ad0 80239bb0 90070013 ffffffff ** 6 printk messages dropped ** [ 1345.913579][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1345.914018][ T32] r5:84f0cf8c r4:84f0cc00 ** 4 printk messages dropped ** [ 1345.914258][ T32] r4:84ddab80 ** 4 printk messages dropped ** [ 1345.914467][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1345.914645][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1345.914936][ T32] r4:8579b000 ** 3 printk messages dropped ** [ 1345.915062][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1345.915411][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1345.915520][ T32] r5:00001000 r4:eb969000 [ 1345.915539][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.915578][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.915619][ T32] r5:8576978c r4:85769400 [ 1345.915638][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.915706][ T32] r7:ddde2d80 r6:83018200 r5:8576978c r4:855d4300 [ 1345.915755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.943340][ T32] r10:61c88647 r9:8579b000 r8:855d432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.943449][ T32] r4:855d4300 [ 1345.943478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.943554][ T32] r10:00000000 r9:855d4300 r8:80287e08 r7:ebbc1e60 r6:856c4f00 r5:8579b000 [ 1345.943577][ T32] r4:00000001 [ 1345.943599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.943654][ T32] Exception stack(0xebbbdfb0 to 0xebbbdff8) [ 1345.943787][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.943828][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.943856][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.943886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.943909][ T32] r4:855cb100 [ 1345.944359][ T32] INFO: task kworker/1:418:5583 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1345.944398][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.944522][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.944636][ T32] Call trace: [ 1345.944675][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.944783][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1345.944857][ T32] r4:00000000 [ 1345.944882][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.944926][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1345.945004][ T32] 1d20: 7f8ed000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1345.945110][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1345.945214][ T32] 1d60: 80230ad0 80239bb0 90070013 ffffffff [ 1345.945270][ T32] r5:90070013 r4:80239bb0 [ 1345.945297][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.945341][ T32] r4:82ac21e4 [ 1345.945363][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.945408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1345.945430][ T32] r4:e0581dc0 [ 1345.945450][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.945492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1345.945520][ T32] r4:00000000 [ 1345.945613][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.945665][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1345.945693][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1345.945738][ T32] r5:00001000 r4:df927000 [ 1345.945793][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1345.953543][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.953712][ T32] r5:84f0cf8c r4:84f0cc00 [ 1345.953753][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.953818][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1345.953843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.953894][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.953931][ T32] r4:84ddab80 [ 1345.953987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.954087][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1345.954137][ T32] r4:00000001 [ 1345.954184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.954229][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1345.954261][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 103 printk messages dropped ** [ 1345.987422][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.987489][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc9e08 [ 1345.987517][ T32] r4:00000000 [ 1345.987561][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.987625][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.987669][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.987712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cba00 [ 1345.987736][ T32] r4:00000000 [ 1345.987756][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1345.987810][ T32] r9:83018205 r8:8579c800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1345.987833][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.988011][ T32] r5:85745f8c r4:85745c00 [ 1345.988080][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1345.988156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1345.988419][ T32] Exception stack(0xebbc9fb0 to 0xebbc9ff8) ** 6 printk messages dropped ** [ 1345.989059][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1345.989647][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1345.990134][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1345.990641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1345.991088][ T32] r4:84cfd140 ** 4 printk messages dropped ** [ 1345.991312][ T32] task:kworker/1:420 state:D stack:0 pid:5589 tgid:5589 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.991755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd9e08 ** 9 printk messages dropped ** [ 1345.992290][ T32] r5:00001000 r4:ebbdf000 ** 2 printk messages dropped ** [ 1345.992404][ T32] r5:8574578c r4:85745400 [ 1345.992424][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.992602][ T32] r4:855d4400 ** 6 printk messages dropped ** [ 1345.992897][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.993410][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.993725][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1345.994038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 6 printk messages dropped ** [ 1345.994264][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.994725][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 5 printk messages dropped ** [ 1345.995004][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.995294][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.995508][ T32] r4:8579d400 [ 1345.995528][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1345.995571][ T32] r5:8579d400 r4:8291a680 [ 1345.995592][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.995631][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.995673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc5e08 [ 1345.995696][ T32] r4:00000000 [ 1345.995715][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1345.995750][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1345.995784][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1345.995849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d9880 [ 1345.996030][ T32] r4:00000000 [ 1346.021421][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.021592][ T32] r9:83018005 r8:8579d400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1346.021623][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.021674][ T32] r5:00001000 r4:ebbe5000 [ 1346.021695][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.021759][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.021843][ T32] r5:8576a38c r4:8576a000 [ 1346.021898][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.021994][ T32] r7:dddced80 r6:83018000 r5:8576a38c r4:855c6100 [ 1346.022031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.022088][ T32] r10:61c88647 r9:8579d400 r8:855c612c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.022113][ T32] r4:855c6100 [ 1346.022134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.022181][ T32] r10:00000000 r9:855c6100 r8:80287e08 r7:ebb45e60 r6:855c6180 r5:8579d400 [ 1346.022203][ T32] r4:00000001 [ 1346.022223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.022262][ T32] Exception stack(0xebbc5fb0 to 0xebbc5ff8) [ 1346.022327][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.022408][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.022439][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.022469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.022492][ T32] r4:855d9bc0 [ 1346.022975][ T32] INFO: task kworker/0:805:5591 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.023019][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.023089][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.023197][ T32] Call trace: [ 1346.023237][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.023309][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.023339][ T32] r4:00000000 [ 1346.023360][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.023401][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.023464][ T32] 1d20: 80012000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.023499][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.023572][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.023601][ T32] r5:80070013 r4:80239bb0 [ 1346.023657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.023703][ T32] r4:82ac21e4 [ 1346.023724][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.023766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.023788][ T32] r4:e0581dc0 [ 1346.023815][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.023858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.023882][ T32] r4:00000000 [ 1346.023903][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.023949][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.023971][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.024036][ T32] r5:00001000 r4:df927000 [ 1346.024061][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.024103][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.024151][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.024177][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.024252][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.024286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.024359][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.024383][ T32] r4:84ddab80 [ 1346.024406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.024455][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.024479][ T32] r4:00000001 [ 1346.024500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.024568][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.024625][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.024662][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.024693][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.024723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.024746][ T32] r4:84cfd140 [ 1346.024788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.024854][ T32] INFO: task kworker/1:421:5593 blocked for more than 472 seconds. [ 1346.024964][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.024997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.025020][ T32] task:kworker/1:421 state:D stack:0 pid:5593 tgid:5593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.025072][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.025163][ T32] Call trace: [ 1346.025204][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.025306][ T32] r10:8291a684 r9:ebbe9d84 r8:00000002 r7:60000113 r6:ebbe9d8c r5:85711800 [ 1346.025360][ T32] r4:85711800 [ 1346.025386][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.025501][ T32] r5:85711800 r4:8291a680 [ 1346.025583][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.025652][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.025701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe9e08 [ 1346.025749][ T32] r4:00000000 [ 1346.025791][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.025904][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.043656][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.043753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cb900 [ 1346.043780][ T32] r4:00000000 [ 1346.043825][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.043891][ T32] r9:83018205 r8:85711800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1346.043918][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.043968][ T32] r5:00001000 r4:ebbf3000 [ 1346.044012][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.044060][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.044154][ T32] r5:85745b8c r4:85745800 [ 1346.044203][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.044281][ T32] r7:ddde2d80 r6:83018200 r5:85745b8c r4:855d4500 [ 1346.044336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.044390][ T32] r10:61c88647 r9:85711800 r8:855d452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.044414][ T32] r4:855d4500 [ 1346.044435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.044538][ T32] r10:00000000 r9:855d4500 r8:80287e08 r7:ebbc9e60 r6:855d4580 r5:85711800 [ 1346.044567][ T32] r4:00000001 [ 1346.044604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.044648][ T32] Exception stack(0xebbe9fb0 to 0xebbe9ff8) [ 1346.044679][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.044709][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.044744][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.044776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.044804][ T32] r4:855cb540 [ 1346.045315][ T32] INFO: task kworker/1:421:5593 is blocked on a mutex likely owned by task kworker/0:169:3771. ** 1 printk messages dropped ** [ 1346.045524][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.050948][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 6 printk messages dropped ** [ 1346.051281][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1346.051737][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 9 printk messages dropped ** [ 1346.052304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1346.052892][ T32] r5:85712400 r4:8291a680 ** 8 printk messages dropped ** [ 1346.053214][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.053646][ T32] r5:8576af8c r4:8576ac00 ** 3 printk messages dropped ** [ 1346.053780][ T32] r10:61c88647 r9:85712400 r8:855c622c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.053838][ T32] r4:855c6200 [ 1346.053862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.053991][ T32] r10:00000000 r9:855c6200 r8:80287e08 r7:ebbc5e60 r6:855d4600 r5:85712400 [ 1346.054035][ T32] r4:00000001 [ 1346.054061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.054101][ T32] Exception stack(0xebbf1fb0 to 0xebbf1ff8) [ 1346.054128][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.054158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.054184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.054216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.054240][ T32] r4:855d9080 [ 1346.054693][ T32] INFO: task kworker/0:806:5595 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.054731][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.054866][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.054913][ T32] Call trace: [ 1346.054943][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.054996][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.055043][ T32] r4:00000000 [ 1346.055093][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.055162][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.055196][ T32] 1d20: 80349000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.055225][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.055250][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.055319][ T32] r5:80070013 r4:80239bb0 [ 1346.055345][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.055392][ T32] r4:82ac21e4 [ 1346.055419][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.055464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.055487][ T32] r4:e0581dc0 [ 1346.055507][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.055548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.055604][ T32] r4:00000000 [ 1346.055631][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.055703][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.055729][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.055788][ T32] r5:00001000 r4:df927000 [ 1346.074610][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.074782][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.074871][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.074904][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.074982][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.075031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.075087][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.075112][ T32] r4:84ddab80 [ 1346.075135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.075183][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.075206][ T32] r4:00000001 [ 1346.075225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.075263][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.075293][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.075363][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.075397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.075427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.075449][ T32] r4:84cfd140 [ 1346.075474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.075507][ T32] INFO: task kworker/0:807:5597 blocked for more than 472 seconds. [ 1346.075542][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.075569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.075594][ T32] task:kworker/0:807 state:D stack:0 pid:5597 tgid:5597 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.075677][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.075783][ T32] Call trace: [ 1346.076675][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.076781][ T32] r10:8291a684 r9:ebbddd84 r8:00000002 r7:60000013 r6:ebbddd8c r5:85713000 [ 1346.076818][ T32] r4:85713000 [ 1346.076841][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.076887][ T32] r5:85713000 r4:8291a680 [ 1346.076907][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.076962][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.077011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbdde08 [ 1346.077059][ T32] r4:00000000 [ 1346.077085][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.077145][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.077190][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.077234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ca980 [ 1346.077257][ T32] r4:00000000 [ 1346.077278][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.077325][ T32] r9:83018005 r8:85713000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1346.077348][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.077461][ T32] r5:00001000 r4:eb105000 [ 1346.077489][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.077554][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.077602][ T32] r5:8576ab8c r4:8576a800 [ 1346.077646][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.077751][ T32] r7:dddced80 r6:83018000 r5:8576ab8c r4:855c6280 [ 1346.077780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.077835][ T32] r10:61c88647 r9:85713000 r8:855c62ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.077859][ T32] r4:855c6280 [ 1346.077878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.077925][ T32] r10:00000000 r9:855c6280 r8:80287e08 r7:ebbf1e60 r6:855d4680 r5:85713000 [ 1346.077947][ T32] r4:00000001 [ 1346.077992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.078033][ T32] Exception stack(0xebbddfb0 to 0xebbddff8) [ 1346.078075][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.078109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.078135][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.078164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.078188][ T32] r4:855d9380 [ 1346.078646][ T32] INFO: task kworker/0:807:5597 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.078684][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.078752][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.078807][ T32] Call trace: [ 1346.078841][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.078896][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.078920][ T32] r4:00000000 [ 1346.078940][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.078998][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.079032][ T32] 1d20: 8069f000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.079071][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.079139][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.079167][ T32] r5:80070013 r4:80239bb0 [ 1346.079190][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.079247][ T32] r4:82ac21e4 [ 1346.079296][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.079345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.079368][ T32] r4:e0581dc0 [ 1346.079387][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.079429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.079451][ T32] r4:00000000 [ 1346.079475][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.079523][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.079545][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.079586][ T32] r5:00001000 r4:df927000 [ 1346.079648][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.079695][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.079740][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.079762][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.079843][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.079870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.079919][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.079956][ T32] r4:84ddab80 [ 1346.080008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.080063][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.080088][ T32] r4:00000001 [ 1346.080108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.080178][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.080212][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.080254][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.080286][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.080316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.080387][ T32] r4:84cfd140 [ 1346.080413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.080468][ T32] INFO: task kworker/1:422:5599 blocked for more than 472 seconds. [ 1346.080506][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.080555][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.080604][ T32] task:kworker/1:422 state:D stack:0 pid:5599 tgid:5599 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.080681][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.080725][ T32] Call trace: [ 1346.080786][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.080856][ T32] r10:8291a684 r9:ebc0dd84 r8:00000002 r7:60000113 r6:ebc0dd8c r5:85799800 [ 1346.080885][ T32] r4:85799800 [ 1346.080906][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.080955][ T32] r5:85799800 r4:8291a680 [ 1346.080980][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.081022][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.081091][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc0de08 [ 1346.081143][ T32] r4:00000000 [ 1346.081169][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.081207][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.081243][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.081285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cbcc0 [ 1346.081344][ T32] r4:00000000 [ 1346.081367][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.081413][ T32] r9:83018205 r8:85799800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.081440][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.081485][ T32] r5:00001000 r4:ebc09000 [ 1346.081527][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.081598][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.081646][ T32] r5:8574678c r4:85746400 [ 1346.081667][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.081712][ T32] r7:ddde2d80 r6:83018200 r5:8574678c r4:855d4780 [ 1346.081734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.081781][ T32] r10:61c88647 r9:85799800 r8:855d47ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.081816][ T32] r4:855d4780 [ 1346.081836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.081881][ T32] r10:00000000 r9:855d4780 r8:80287e08 r7:ebbc9e60 r6:855c6300 r5:85799800 ** 7 printk messages dropped ** [ 1346.082222][ T32] r4:855cbc40 ** 2 printk messages dropped ** [ 1346.082661][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.083078][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1346.083412][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.083737][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.084011][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 8 printk messages dropped ** [ 1346.084401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1346.084895][ T32] r4:8579ec00 ** 4 printk messages dropped ** [ 1346.085059][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc11e08 ** 6 printk messages dropped ** [ 1346.085316][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1346.085551][ T32] r5:8574638c r4:85746000 [ 1346.085574][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1346.085644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.085690][ T32] r10:61c88647 r9:8579ec00 r8:855d472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.085713][ T32] r4:855d4700 [ 1346.085731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.085777][ T32] r10:00000000 r9:855d4700 r8:80287e08 r7:ebc0de60 r6:855c6380 r5:8579ec00 [ 1346.085832][ T32] r4:00000001 [ 1346.116586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.116748][ T32] Exception stack(0xebc11fb0 to 0xebc11ff8) [ 1346.116789][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.116832][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.116871][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.116909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.116934][ T32] r4:855cbc40 [ 1346.117393][ T32] INFO: task kworker/1:423:5600 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.117451][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.117602][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.117653][ T32] Call trace: [ 1346.117687][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.117768][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.117794][ T32] r4:00000000 [ 1346.117822][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.117890][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.117927][ T32] 1d20: 80baf000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.118013][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.118055][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.118084][ T32] r5:80070013 r4:80239bb0 [ 1346.118125][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.118173][ T32] r4:82ac21e4 [ 1346.118195][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.118242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.118265][ T32] r4:e0581dc0 [ 1346.118344][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.118427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.118458][ T32] r4:00000000 [ 1346.118484][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.118536][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.118582][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.118635][ T32] r5:00001000 r4:df927000 [ 1346.118659][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.118716][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.118766][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.118788][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.118845][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.118867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.118915][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.118961][ T32] r4:84ddab80 [ 1346.118987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.119035][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.119066][ T32] r4:00000001 [ 1346.119087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.119128][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.119158][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1346.119266][ T32] r4:84cfd140 ** 6 printk messages dropped ** [ 1346.119540][ T32] Call trace: ** 7 printk messages dropped ** [ 1346.119813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc29e08 ** 12 printk messages dropped ** [ 1346.120446][ T32] r5:85746b8c r4:85746800 ** 1 printk messages dropped ** [ 1346.120538][ T32] r7:ddde2d80 r6:83018200 r5:85746b8c r4:855d4800 ** 7 printk messages dropped ** [ 1346.120781][ T32] Exception stack(0xebc29fb0 to 0xebc29ff8) [ 1346.120817][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.120859][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.120891][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.120923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.120946][ T32] r4:855cbbc0 [ 1346.121238][ T32] INFO: task kworker/1:424:5603 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.121274][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.121331][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.121375][ T32] Call trace: [ 1346.121423][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.121475][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.121499][ T32] r4:00000000 [ 1346.121519][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.121563][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.121594][ T32] 1d20: 80baf000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.121624][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.121653][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.121732][ T32] r5:80070013 r4:80239bb0 [ 1346.121809][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.121865][ T32] r4:82ac21e4 [ 1346.121886][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.121933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.122016][ T32] r4:e0581dc0 [ 1346.122046][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.122098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.122146][ T32] r4:00000000 [ 1346.122172][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.122249][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.122306][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.122362][ T32] r5:00001000 r4:df927000 [ 1346.122411][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.122473][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.122518][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.122538][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.122585][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.122606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.122715][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.122761][ T32] r4:84ddab80 [ 1346.122818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.122896][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.122924][ T32] r4:00000001 [ 1346.122947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.122982][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.123010][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.123050][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.123136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.123178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.123202][ T32] r4:84cfd140 ** 1 printk messages dropped ** [ 1346.123292][ T32] INFO: task kworker/1:425:5605 blocked for more than 472 seconds. ** 12 printk messages dropped ** [ 1346.123914][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc2de08 ** 12 printk messages dropped ** [ 1346.124476][ T32] r5:85746f8c r4:85746c00 [ 1346.124504][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.124785][ T32] r10:00000000 r9:855d4880 r8:80287e08 r7:ebc29e60 r6:855c6480 r5:84491800 ** 13 printk messages dropped ** [ 1346.149301][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 11 printk messages dropped ** [ 1346.150185][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1346.150629][ T32] r5:00001000 r4:df927000 ** 9 printk messages dropped ** [ 1346.151322][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.151379][ T32] r4:00000001 [ 1346.151421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.151502][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.151546][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.151603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.151664][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.151724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.151802][ T32] r4:84cfd140 [ 1346.151836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.151918][ T32] INFO: task kworker/1:426:5607 blocked for more than 472 seconds. [ 1346.151995][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.152061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.152106][ T32] task:kworker/1:426 state:D stack:0 pid:5607 tgid:5607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.152230][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.152319][ T32] Call trace: [ 1346.152366][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.152466][ T32] r10:8291a684 r9:ebc1dd84 r8:00000002 r7:60000013 r6:ebc1dd8c r5:85714800 [ 1346.152516][ T32] r4:85714800 [ 1346.152568][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.152619][ T32] r5:85714800 r4:8291a680 [ 1346.152645][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.152730][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.152784][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc1de08 [ 1346.152815][ T32] r4:00000000 [ 1346.152836][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.152873][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.152909][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.152950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c3040 [ 1346.152973][ T32] r4:00000000 [ 1346.152992][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.153078][ T32] r9:83018205 r8:85714800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1346.153114][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.153171][ T32] r5:00001000 r4:ebc3d000 [ 1346.153210][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.153256][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.153299][ T32] r5:8574778c r4:85747400 [ 1346.153318][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.153417][ T32] r7:ddde2d80 r6:83018200 r5:8574778c r4:855d4900 [ 1346.153507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.153582][ T32] r10:61c88647 r9:85714800 r8:855d492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.153606][ T32] r4:855d4900 [ 1346.153626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.153713][ T32] r10:00000000 r9:855d4900 r8:80287e08 r7:ebc2de60 r6:855d4980 r5:85714800 [ 1346.153739][ T32] r4:00000001 [ 1346.153786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.153874][ T32] Exception stack(0xebc1dfb0 to 0xebc1dff8) [ 1346.153952][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.154069][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.154177][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.154224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.154267][ T32] r4:855cbf80 [ 1346.154814][ T32] INFO: task kworker/1:426:5607 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.154863][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.154930][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.154977][ T32] Call trace: [ 1346.155137][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.155218][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.155244][ T32] r4:00000000 [ 1346.155266][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.155312][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.155372][ T32] 1d20: 80f85000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.155406][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 5 printk messages dropped ** [ 1346.155640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1346.172609][ T32] r5:84f0cf8c r4:84f0cc00 ** 5 printk messages dropped ** [ 1346.172910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1346.173260][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.173651][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.174212][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.174641][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.174875][ T32] r5:8574738c r4:85747000 ** 1 printk messages dropped ** [ 1346.174945][ T32] r7:ddde2d80 r6:83018200 r5:8574738c r4:855d4a00 ** 5 printk messages dropped ** [ 1346.175191][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.175425][ T32] r4:855cbf80 ** 3 printk messages dropped ** [ 1346.190650][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.191124][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1346.191586][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.191917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 10 printk messages dropped ** [ 1346.192814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.193589][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.194494][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.195215][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1346.195807][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.219041][ T32] r9:83018205 r8:85716000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1346.219162][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.219312][ T32] r5:00001000 r4:ebc51000 [ 1346.219364][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.219481][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.219583][ T32] r5:85747f8c r4:85747c00 [ 1346.219686][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.219803][ T32] r7:ddde2d80 r6:83018200 r5:85747f8c r4:855d4b00 [ 1346.219893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.220010][ T32] r10:61c88647 r9:85716000 r8:855d4b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.220068][ T32] r4:855d4b00 [ 1346.220128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.220239][ T32] r10:00000000 r9:855d4b00 r8:80287e08 r7:ebc1de60 r6:855d4b80 r5:85716000 [ 1346.220296][ T32] r4:00000001 [ 1346.220346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.220458][ T32] Exception stack(0xebc35fb0 to 0xebc35ff8) [ 1346.220534][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.220623][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.220700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.220773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.220891][ T32] r4:855c3000 [ 1346.221722][ T32] INFO: task kworker/1:428:5611 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.221817][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.222248][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.222386][ T32] Call trace: [ 1346.222489][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.222608][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.222683][ T32] r4:00000000 [ 1346.222798][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.222906][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.222997][ T32] 1d20: 813d3000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.223082][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.223153][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.223211][ T32] r5:80070013 r4:80239bb0 [ 1346.223261][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.223378][ T32] r4:82ac21e4 [ 1346.223461][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.223569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.223627][ T32] r4:e0581dc0 [ 1346.223677][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.223778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.223854][ T32] r4:00000000 [ 1346.223922][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.224049][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.224119][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.224218][ T32] r5:00001000 r4:df927000 [ 1346.224267][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.224361][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.224468][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.224518][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.224669][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.224741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.224869][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.224960][ T32] r4:84ddab80 [ 1346.225026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.225144][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.225199][ T32] r4:00000001 [ 1346.225267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.225357][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.225422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.225507][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.225586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.225657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.225735][ T32] r4:84cfd140 [ 1346.225798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.243528][ T32] INFO: task kworker/1:429:5613 blocked for more than 472 seconds. [ 1346.243760][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.243824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.243882][ T32] task:kworker/1:429 state:D stack:0 pid:5613 tgid:5613 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.244020][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.244209][ T32] Call trace: [ 1346.244298][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.244426][ T32] r10:8291a684 r9:ebc49d84 r8:00000002 r7:60000013 r6:ebc49d8c r5:85716c00 [ 1346.244497][ T32] r4:85716c00 [ 1346.244570][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.244684][ T32] r5:85716c00 r4:8291a680 [ 1346.244736][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.244827][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.244927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc49e08 [ 1346.244985][ T32] r4:00000000 [ 1346.245033][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.245126][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.245217][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.245321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c3100 [ 1346.245378][ T32] r4:00000000 [ 1346.245485][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.245608][ T32] r9:83018205 r8:85716c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1346.245692][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.245787][ T32] r5:00001000 r4:ebc4b000 [ 1346.245931][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.261671][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.261995][ T32] r5:85747b8c r4:85747800 [ 1346.262104][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.262225][ T32] r7:ddde2d80 r6:83018200 r5:85747b8c r4:855d4c00 [ 1346.262275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.262378][ T32] r10:61c88647 r9:85716c00 r8:855d4c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.262436][ T32] r4:855d4c00 [ 1346.262480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.262568][ T32] r10:00000000 r9:855d4c00 r8:80287e08 r7:ebc35e60 r6:855d4c80 r5:85716c00 [ 1346.262616][ T32] r4:00000001 [ 1346.262666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.262752][ T32] Exception stack(0xebc49fb0 to 0xebc49ff8) [ 1346.262842][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.262907][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.262962][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.263026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.263088][ T32] r4:855c3140 [ 1346.263907][ T32] INFO: task kworker/1:429:5613 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.264022][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.264226][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.264331][ T32] Call trace: [ 1346.264434][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.264574][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.264629][ T32] r4:00000000 [ 1346.264676][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.264784][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.264873][ T32] 1d20: 81620000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.264970][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 7 printk messages dropped ** [ 1346.265654][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1346.275713][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 4 printk messages dropped ** [ 1346.280387][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 5 printk messages dropped ** [ 1346.280807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.281476][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.282147][ T32] r5:85710000 r4:8291a680 ** 5 printk messages dropped ** [ 1346.282570][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.283301][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.283386][ T32] r5:8574cf8c r4:8574cc00 [ 1346.283438][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.283591][ T32] r7:ddde2d80 r6:83018200 r5:8574cf8c r4:855d4d00 [ 1346.283669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.283805][ T32] r10:61c88647 r9:85710000 r8:855d4d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.283870][ T32] r4:855d4d00 [ 1346.283937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.284040][ T32] r10:00000000 r9:855d4d00 r8:80287e08 r7:ebc35e60 r6:855d4d80 r5:85710000 [ 1346.284117][ T32] r4:00000001 [ 1346.284176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.284264][ T32] Exception stack(0xebc41fb0 to 0xebc41ff8) [ 1346.284356][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.284433][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.284506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.284578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.284653][ T32] r4:855c3300 [ 1346.285461][ T32] INFO: task kworker/1:430:5615 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.285545][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.285699][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.285829][ T32] Call trace: [ 1346.305012][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.305223][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.305327][ T32] r4:00000000 [ 1346.305386][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.305506][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.305625][ T32] 1d20: 81860000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.305719][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.305786][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.310973][ T32] r5:80070013 r4:80239bb0 [ 1346.311122][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.311265][ T32] r4:82ac21e4 [ 1346.311321][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.311423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.311501][ T32] r4:e0581dc0 [ 1346.311564][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.311682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.311746][ T32] r4:00000000 [ 1346.311816][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.311933][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.311991][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.312106][ T32] r5:00001000 r4:df927000 [ 1346.312181][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.312285][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.312386][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.312448][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.312560][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.312616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.312725][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.312782][ T32] r4:84ddab80 [ 1346.312836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.312947][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.313003][ T32] r4:00000001 [ 1346.313055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.313154][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.313226][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.313296][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.313364][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.313451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.313509][ T32] r4:84cfd140 [ 1346.313569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.313637][ T32] INFO: task kworker/1:431:5617 blocked for more than 472 seconds. [ 1346.313710][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.313768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.313856][ T32] task:kworker/1:431 state:D stack:0 pid:5617 tgid:5617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.314033][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.314151][ T32] Call trace: [ 1346.314228][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.314343][ T32] r10:8291a684 r9:ebc65d84 r8:00000002 r7:60000013 r6:ebc65d8c r5:857c8c00 [ 1346.314401][ T32] r4:857c8c00 [ 1346.314459][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.314562][ T32] r5:857c8c00 r4:8291a680 [ 1346.314610][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.314723][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.314862][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc65e08 [ 1346.314934][ T32] r4:00000000 [ 1346.315000][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.315095][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.315175][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.315259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c3540 [ 1346.315307][ T32] r4:00000000 [ 1346.315356][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.315480][ T32] r9:83018205 r8:857c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1346.315540][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.315636][ T32] r5:00001000 r4:ebc5b000 [ 1346.315684][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.315777][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.334435][ T32] r5:8574c38c r4:8574c000 [ 1346.334643][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.334809][ T32] r7:ddde2d80 r6:83018200 r5:8574c38c r4:855d4e00 [ 1346.334863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.334971][ T32] r10:61c88647 r9:857c8c00 r8:855d4e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.335022][ T32] r4:855d4e00 [ 1346.335067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.335206][ T32] r10:00000000 r9:855d4e00 r8:80287e08 r7:ebc41e60 r6:855d4e80 r5:857c8c00 [ 1346.335281][ T32] r4:00000001 [ 1346.335337][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.335429][ T32] Exception stack(0xebc65fb0 to 0xebc65ff8) [ 1346.335493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.335563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.335635][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.335709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.335767][ T32] r4:855c3500 [ 1346.341764][ T32] INFO: task kworker/1:431:5617 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.341948][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.342143][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.342276][ T32] Call trace: [ 1346.342417][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.342559][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.342619][ T32] r4:00000000 [ 1346.342670][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.342791][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.342874][ T32] 1d20: 81998000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.342947][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.343012][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.343086][ T32] r5:80070013 r4:80239bb0 [ 1346.343137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.343239][ T32] r4:82ac21e4 [ 1346.343296][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.343406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.343466][ T32] r4:e0581dc0 [ 1346.343517][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1346.343703][ T32] r4:00000000 [ 1346.343765][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.343874][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.343935][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.344057][ T32] r5:00001000 r4:df927000 [ 1346.344127][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.344242][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.344347][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.344401][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.344518][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.344571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.344679][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.344735][ T32] r4:84ddab80 [ 1346.344806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.344921][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.344975][ T32] r4:00000001 [ 1346.345025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.345122][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.345184][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.345249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.345318][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.345410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.345477][ T32] r4:84cfd140 [ 1346.345532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.345616][ T32] INFO: task kworker/1:432:5618 blocked for more than 472 seconds. [ 1346.345711][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.345801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.360534][ T32] task:kworker/1:432 state:D stack:0 pid:5618 tgid:5618 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.360849][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.360985][ T32] Call trace: [ 1346.361065][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.361184][ T32] r10:8291a684 r9:ebc69d84 r8:00000002 r7:60000113 r6:ebc69d8c r5:857c9800 [ 1346.361238][ T32] r4:857c9800 [ 1346.361285][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.361378][ T32] r5:857c9800 r4:8291a680 [ 1346.361424][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.361511][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.361645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc69e08 [ 1346.361709][ T32] r4:00000000 [ 1346.361798][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.361941][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.362088][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.362222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c3840 [ 1346.362286][ T32] r4:00000000 [ 1346.362337][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.362464][ T32] r9:83018205 r8:857c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1346.362543][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.362640][ T32] r5:00001000 r4:ebc61000 [ 1346.362690][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.362778][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.362874][ T32] r5:8574c78c r4:8574c400 [ 1346.362925][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.363048][ T32] r7:ddde2d80 r6:83018200 r5:8574c78c r4:855d4f00 [ 1346.363116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.363220][ T32] r10:61c88647 r9:857c9800 r8:855d4f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.363271][ T32] r4:855d4f00 [ 1346.363322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.363431][ T32] r10:00000000 r9:855d4f00 r8:80287e08 r7:ebc41e60 r6:855d4f80 r5:857c9800 [ 1346.363487][ T32] r4:00000001 [ 1346.363562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.363687][ T32] Exception stack(0xebc69fb0 to 0xebc69ff8) [ 1346.363780][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.363865][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.363937][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.364043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.364124][ T32] r4:855c3500 [ 1346.364962][ T32] INFO: task kworker/1:432:5618 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.365116][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.365264][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.365390][ T32] Call trace: [ 1346.365490][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.365627][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.365706][ T32] r4:00000000 [ 1346.365820][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.388345][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.388415][ T32] 1d20: 81f7c000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.388448][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.388473][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.388502][ T32] r5:80070013 r4:80239bb0 [ 1346.388569][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.388644][ T32] r4:82ac21e4 [ 1346.388666][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.388712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.388737][ T32] r4:e0581dc0 [ 1346.388757][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.388824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.388852][ T32] r4:00000000 [ 1346.388873][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.388922][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.388945][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.388991][ T32] r5:00001000 r4:df927000 [ 1346.389012][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.389052][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.389104][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.389149][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.389214][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.389240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.389291][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.389316][ T32] r4:84ddab80 ** 1 printk messages dropped ** [ 1346.389384][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 7 printk messages dropped ** [ 1346.389707][ T32] r4:84cfd140 ** 4 printk messages dropped ** [ 1346.389863][ T32] task:kworker/1:433 state:D stack:0 pid:5622 tgid:5622 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.390354][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc71e08 ** 5 printk messages dropped ** [ 1346.390534][ T32] r4:00000000 [ 1346.390553][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.390601][ T32] r9:83018205 r8:857cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1346.390623][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.390665][ T32] r5:00001000 r4:ebc73000 [ 1346.390685][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.390724][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.390766][ T32] r5:8574cb8c r4:8574c800 [ 1346.390835][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.390887][ T32] r7:ddde2d80 r6:83018200 r5:8574cb8c r4:8553f000 [ 1346.390910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.390957][ T32] r10:61c88647 r9:857cb000 r8:8553f02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.390979][ T32] r4:8553f000 [ 1346.390998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.391072][ T32] r10:00000000 r9:8553f000 r8:80287e08 r7:ebc41e60 r6:8553f080 r5:857cb000 [ 1346.391103][ T32] r4:00000001 [ 1346.391148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.391229][ T32] Exception stack(0xebc71fb0 to 0xebc71ff8) [ 1346.391286][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.391320][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.391350][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.391379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.391403][ T32] r4:855c38c0 [ 1346.391855][ T32] INFO: task kworker/1:433:5622 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.391893][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.391976][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.392054][ T32] Call trace: [ 1346.392126][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.392191][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.392219][ T32] r4:00000000 [ 1346.392241][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.392322][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 2 printk messages dropped ** [ 1346.392461][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1346.392786][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.392991][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.393320][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 10 printk messages dropped ** [ 1346.393812][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1346.394187][ T32] r4:857ca400 ** 3 printk messages dropped ** [ 1346.394317][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.394871][ T32] r5:00001000 r4:eb449000 ** 2 printk messages dropped ** [ 1346.395074][ T32] r5:8576b78c r4:8576b400 ** 1 printk messages dropped ** [ 1346.395140][ T32] r7:dddced80 r6:83018000 r5:8576b78c r4:855c6500 ** 4 printk messages dropped ** [ 1346.395329][ T32] r10:00000000 r9:855c6500 r8:80287e08 r7:ebbf1e60 r6:8553f100 r5:857ca400 ** 10 printk messages dropped ** [ 1346.416984][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.417319][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1346.417664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1346.418158][ T32] r5:84f0cf8c r4:84f0cc00 ** 6 printk messages dropped ** [ 1346.418406][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 7 printk messages dropped ** [ 1346.418916][ T32] r4:84cfd140 ** 5 printk messages dropped ** [ 1346.419171][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.419707][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.420134][ T32] r9:83018005 r8:84495400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 ** 4 printk messages dropped ** [ 1346.420341][ T32] r5:8576b38c r4:8576b000 ** 3 printk messages dropped ** [ 1346.420572][ T32] r10:61c88647 r9:84495400 r8:855c65ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.420601][ T32] r4:855c6580 [ 1346.420645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.420694][ T32] r10:00000000 r9:855c6580 r8:80287e08 r7:ebc89e60 r6:855c6600 r5:84495400 [ 1346.420743][ T32] r4:00000001 [ 1346.420786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.420825][ T32] Exception stack(0xebc55fb0 to 0xebc55ff8) [ 1346.420857][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.420893][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.420922][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.420975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.421009][ T32] r4:855cac00 [ 1346.421431][ T32] INFO: task kworker/0:809:5629 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.421470][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.421527][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.421571][ T32] Call trace: [ 1346.421601][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.421653][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.421677][ T32] r4:00000000 [ 1346.421697][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.421788][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.421822][ T32] 1d20: 821d8000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.421875][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.421906][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.421931][ T32] r5:80070013 r4:80239bb0 [ 1346.421952][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.422014][ T32] r4:82ac21e4 [ 1346.422036][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.422086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.422110][ T32] r4:e0581dc0 [ 1346.422130][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.422171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.422263][ T32] r4:00000000 [ 1346.422289][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.422343][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.422371][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.422414][ T32] r5:00001000 r4:df927000 [ 1346.422434][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.422474][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.422516][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.422536][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.422583][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.422604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.422650][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.422674][ T32] r4:84ddab80 [ 1346.422692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.422738][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.422760][ T32] r4:00000001 [ 1346.422780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.422815][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.422867][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.422901][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.422929][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.422983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.423010][ T32] r4:84cfd140 [ 1346.423055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.423089][ T32] INFO: task kworker/1:434:5631 blocked for more than 472 seconds. [ 1346.423129][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.423204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.423229][ T32] task:kworker/1:434 state:D stack:0 pid:5631 tgid:5631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.423305][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.423354][ T32] Call trace: [ 1346.423387][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.423435][ T32] r10:8291a684 r9:ebc8dd84 r8:00000002 r7:60000113 r6:ebc8dd8c r5:84496000 [ 1346.423458][ T32] r4:84496000 [ 1346.423502][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.423556][ T32] r5:84496000 r4:8291a680 [ 1346.423614][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1346.423932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c3c00 ** 7 printk messages dropped ** [ 1346.424506][ T32] r5:8574d38c r4:8574d000 [ 1346.424526][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.424576][ T32] r7:ddde2d80 r6:83018200 r5:8574d38c r4:8553f180 ** 1 printk messages dropped ** [ 1346.424672][ T32] r10:61c88647 r9:84496000 r8:8553f1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.424935][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.425642][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 8 printk messages dropped ** [ 1346.447543][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1346.447855][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.448056][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.448417][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 7 printk messages dropped ** [ 1346.448737][ T32] r4:84cfd140 ** 5 printk messages dropped ** [ 1346.449051][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.449426][ T32] r5:84494800 r4:8291a680 ** 4 printk messages dropped ** [ 1346.449617][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1346.449741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c3ec0 [ 1346.449909][ T32] r4:00000000 [ 1346.449934][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.450057][ T32] r9:83018205 r8:84494800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1346.450091][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.450135][ T32] r5:00001000 r4:eb3a9000 [ 1346.450172][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.450223][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.450292][ T32] r5:8574d78c r4:8574d400 [ 1346.450317][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.450391][ T32] r7:ddde2d80 r6:83018200 r5:8574d78c r4:8553f200 [ 1346.450426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.450479][ T32] r10:61c88647 r9:84494800 r8:8553f22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.450505][ T32] r4:8553f200 [ 1346.450549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.450623][ T32] r10:00000000 r9:8553f200 r8:80287e08 r7:ebc8de60 r6:855c6700 r5:84494800 [ 1346.450683][ T32] r4:00000001 [ 1346.450730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.450772][ T32] Exception stack(0xebc91fb0 to 0xebc91ff8) [ 1346.450825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.450858][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.450887][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.450940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.450968][ T32] r4:855c3e80 [ 1346.451445][ T32] INFO: task kworker/1:435:5632 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.451486][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.451601][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.451646][ T32] Call trace: [ 1346.451677][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.451729][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.451782][ T32] r4:00000000 [ 1346.451831][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.451888][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.451920][ T32] 1d20: 8251b000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.451949][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.451988][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.452018][ T32] r5:80070013 r4:80239bb0 [ 1346.452040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.452087][ T32] r4:82ac21e4 [ 1346.452133][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.452181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.452229][ T32] r4:e0581dc0 [ 1346.452253][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.452296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.452318][ T32] r4:00000000 [ 1346.452338][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.452409][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.452436][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.452480][ T32] r5:00001000 r4:df927000 [ 1346.452503][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.452567][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.452640][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.452665][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.452718][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.452746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.452798][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.452821][ T32] r4:84ddab80 [ 1346.452840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.452885][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.452931][ T32] r4:00000001 [ 1346.452955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.452995][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.453023][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.453052][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.453084][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.453113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.453136][ T32] r4:84cfd140 [ 1346.453170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.453212][ T32] INFO: task kworker/1:436:5633 blocked for more than 472 seconds. [ 1346.453245][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.453293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.453319][ T32] task:kworker/1:436 state:D stack:0 pid:5633 tgid:5633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.453369][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.453447][ T32] Call trace: [ 1346.453478][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.453527][ T32] r10:8291a684 r9:ebc85d84 r8:00000002 r7:60000013 r6:ebc85d8c r5:84496c00 [ 1346.453550][ T32] r4:84496c00 [ 1346.453611][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.453660][ T32] r5:84496c00 r4:8291a680 [ 1346.453680][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.453719][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.453761][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc85e08 [ 1346.453808][ T32] r4:00000000 [ 1346.453848][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.453892][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.453968][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.454017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84774580 [ 1346.454053][ T32] r4:00000000 [ 1346.454107][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.454158][ T32] r9:83018205 r8:84496c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.454204][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.454253][ T32] r5:00001000 r4:eb48f000 [ 1346.454273][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.454312][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.454371][ T32] r5:8576bb8c r4:8576b800 [ 1346.454403][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.454459][ T32] r7:ddde2d80 r6:83018200 r5:8576bb8c r4:8553f280 [ 1346.454481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.454530][ T32] r10:61c88647 r9:84496c00 r8:8553f2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.454553][ T32] r4:8553f280 [ 1346.454595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.454651][ T32] r10:00000000 r9:8553f280 r8:80287e08 r7:ebc91e60 r6:855c6780 r5:84496c00 [ 1346.454676][ T32] r4:00000001 [ 1346.454695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.454730][ T32] Exception stack(0xebc85fb0 to 0xebc85ff8) [ 1346.454757][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.454791][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.454823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.454863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.454891][ T32] r4:855c3e80 [ 1346.455187][ T32] INFO: task kworker/1:436:5633 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.455225][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.455322][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.455419][ T32] Call trace: [ 1346.455480][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.455544][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.455619][ T32] r4:00000000 [ 1346.455643][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.455683][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.455713][ T32] 1d20: 8251b000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.455742][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.455770][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.455809][ T32] r5:80070013 r4:80239bb0 [ 1346.478225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.478392][ T32] r4:82ac21e4 [ 1346.478418][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.478466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.478492][ T32] r4:e0581dc0 [ 1346.478513][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.478556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.478579][ T32] r4:00000000 [ 1346.478600][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.478648][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.478694][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.478747][ T32] r5:00001000 r4:df927000 [ 1346.478768][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.478814][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.478863][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.478907][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.478962][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.479016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.479076][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.479103][ T32] r4:84ddab80 [ 1346.479124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.479194][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.479222][ T32] r4:00000001 [ 1346.479243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.479283][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.479318][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.479398][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.479430][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.479509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.479536][ T32] r4:84cfd140 [ 1346.479561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.479625][ T32] INFO: task kworker/0:810:5635 blocked for more than 472 seconds. [ 1346.479664][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.479691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.479714][ T32] task:kworker/0:810 state:D stack:0 pid:5635 tgid:5635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.479773][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.479832][ T32] Call trace: [ 1346.479871][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.479924][ T32] r10:8291a684 r9:ebc99d84 r8:00000002 r7:60000113 r6:ebc99d8c r5:84492400 [ 1346.479952][ T32] r4:84492400 [ 1346.479975][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.480018][ T32] r5:84492400 r4:8291a680 [ 1346.480039][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.480086][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.480130][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc99e08 [ 1346.480153][ T32] r4:00000000 [ 1346.480172][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.480207][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.480266][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.480320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c140 [ 1346.480347][ T32] r4:00000000 [ 1346.480369][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.480438][ T32] r9:83018005 r8:84492400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1346.480493][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.480542][ T32] r5:00001000 r4:eb5e5000 [ 1346.480562][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.480626][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.480674][ T32] r5:8476678c r4:84766400 [ 1346.480694][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.480742][ T32] r7:dddced80 r6:83018000 r5:8476678c r4:855c6800 [ 1346.480795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.480850][ T32] r10:61c88647 r9:84492400 r8:855c682c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.480897][ T32] r4:855c6800 [ 1346.480972][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.481022][ T32] r10:00000000 r9:855c6800 r8:80287e08 r7:ebc89e60 r6:855c6880 r5:84492400 [ 1346.481069][ T32] r4:00000001 [ 1346.481120][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.481166][ T32] Exception stack(0xebc99fb0 to 0xebc99ff8) [ 1346.481195][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.481227][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.481303][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.481337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.481421][ T32] r4:855cab40 [ 1346.481977][ T32] INFO: task kworker/0:810:5635 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.482021][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.482112][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.482159][ T32] Call trace: [ 1346.482191][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.482255][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.482280][ T32] r4:00000000 [ 1346.482300][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.482340][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.482369][ T32] 1d20: 82800000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.482422][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.482458][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.482486][ T32] r5:80070013 r4:80239bb0 [ 1346.482508][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.482573][ T32] r4:82ac21e4 [ 1346.482600][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.482646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.482693][ T32] r4:e0581dc0 [ 1346.482727][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.482787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.482816][ T32] r4:00000000 [ 1346.482874][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.482925][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.482948][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.482991][ T32] r5:00001000 r4:df927000 [ 1346.483011][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.483068][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.483118][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.483157][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.483210][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.483257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.483310][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.483333][ T32] r4:84ddab80 [ 1346.483352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.483398][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.483421][ T32] r4:00000001 [ 1346.483441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.483476][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.483503][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.483580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.483613][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.483644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.483666][ T32] r4:84cfd140 [ 1346.483713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.483744][ T32] INFO: task kworker/0:811:5636 blocked for more than 472 seconds. [ 1346.483787][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.483817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.483841][ T32] task:kworker/0:811 state:D stack:0 pid:5636 tgid:5636 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.483894][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.483936][ T32] Call trace: [ 1346.483991][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.484046][ T32] r10:8291a684 r9:ebc9dd84 r8:00000002 r7:60000013 r6:ebc9dd8c r5:84493000 [ 1346.484077][ T32] r4:84493000 [ 1346.484099][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.484144][ T32] r5:84493000 r4:8291a680 [ 1346.484169][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.484229][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.484289][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc9de08 [ 1346.484332][ T32] r4:00000000 [ 1346.484357][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.484394][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.484428][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.484480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c000 [ 1346.484506][ T32] r4:00000000 [ 1346.484527][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.484645][ T32] r9:83018005 r8:84493000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1346.484673][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.484717][ T32] r5:00001000 r4:eb5bb000 [ 1346.484762][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.484807][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.484851][ T32] r5:8576bf8c r4:8576bc00 [ 1346.484877][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.484926][ T32] r7:dddced80 r6:83018000 r5:8576bf8c r4:855c6900 [ 1346.484947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.484995][ T32] r10:61c88647 r9:84493000 r8:855c692c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.485041][ T32] r4:855c6900 [ 1346.485097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.485149][ T32] r10:00000000 r9:855c6900 r8:80287e08 r7:ebc99e60 r6:855c6980 r5:84493000 [ 1346.485172][ T32] r4:00000001 [ 1346.485191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.485311][ T32] Exception stack(0xebc9dfb0 to 0xebc9dff8) [ 1346.485346][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.485376][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.485419][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.485453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.485507][ T32] r4:84774600 [ 1346.485815][ T32] INFO: task kworker/0:811:5636 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.485935][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.503339][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.503417][ T32] Call trace: [ 1346.503477][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.503543][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.503568][ T32] r4:00000000 [ 1346.503589][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.503631][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.503661][ T32] 1d20: 82cea000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.503739][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.503771][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.503797][ T32] r5:80070013 r4:80239bb0 [ 1346.503841][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.503890][ T32] r4:82ac21e4 [ 1346.503912][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.503956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.503978][ T32] r4:e0581dc0 [ 1346.503998][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.504062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.504103][ T32] r4:00000000 [ 1346.504128][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.504177][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.504200][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.504267][ T32] r5:00001000 r4:df927000 [ 1346.504295][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.504388][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.504438][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.504466][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.504539][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.504566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.504616][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.504639][ T32] r4:84ddab80 [ 1346.504660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.504753][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.504782][ T32] r4:00000001 [ 1346.504803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.504840][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.505024][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.505057][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.505091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.505150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.505177][ T32] r4:84cfd140 [ 1346.505202][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.505245][ T32] INFO: task kworker/1:437:5637 blocked for more than 472 seconds. [ 1346.505280][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.505308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.505331][ T32] task:kworker/1:437 state:D stack:0 pid:5637 tgid:5637 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.505377][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.505420][ T32] Call trace: [ 1346.505450][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.505499][ T32] r10:8291a684 r9:ebca1d84 r8:00000002 r7:60000113 r6:ebca1d8c r5:84490000 [ 1346.505550][ T32] r4:84490000 [ 1346.505577][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.505666][ T32] r5:84490000 r4:8291a680 [ 1346.505691][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.505782][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.505830][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca1e08 [ 1346.505855][ T32] r4:00000000 [ 1346.505926][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.516609][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.516699][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.516748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85877880 [ 1346.516875][ T32] r4:00000000 [ 1346.517098][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.517157][ T32] r9:83018205 r8:84490000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1346.517180][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.517229][ T32] r5:00001000 r4:eb601000 [ 1346.517250][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.517290][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.517338][ T32] r5:8574ef8c r4:8574ec00 [ 1346.517360][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.517409][ T32] r7:ddde2d80 r6:83018200 r5:8574ef8c r4:8553f300 [ 1346.517479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.517538][ T32] r10:61c88647 r9:84490000 r8:8553f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.517592][ T32] r4:8553f300 [ 1346.517620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.517671][ T32] r10:00000000 r9:8553f300 r8:80287e08 r7:ebc85e60 r6:855c6a00 r5:84490000 [ 1346.517751][ T32] r4:00000001 [ 1346.517782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.517825][ T32] Exception stack(0xebca1fb0 to 0xebca1ff8) [ 1346.517857][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.517887][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.517914][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.517945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.517993][ T32] r4:855c3e80 [ 1346.518465][ T32] INFO: task kworker/1:437:5637 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.518505][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.518756][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.518812][ T32] Call trace: [ 1346.518845][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.518898][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.518922][ T32] r4:00000000 [ 1346.518943][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.518985][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.519082][ T32] 1d20: 82d8f000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.519164][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.519194][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.519220][ T32] r5:80070013 r4:80239bb0 [ 1346.519242][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.519286][ T32] r4:82ac21e4 [ 1346.519309][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.519355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.519474][ T32] r4:e0581dc0 [ 1346.519504][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.519552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.519577][ T32] r4:00000000 [ 1346.519613][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.519665][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.519686][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.519730][ T32] r5:00001000 r4:df927000 [ 1346.519751][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.519790][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.519833][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.519853][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.519900][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.519923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.519971][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.520023][ T32] r4:84ddab80 [ 1346.520047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.520100][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.520123][ T32] r4:00000001 [ 1346.520142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.520177][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.520204][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.520232][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.520258][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.520287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.520311][ T32] r4:84cfd140 [ 1346.520360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.520396][ T32] INFO: task kworker/1:438:5640 blocked for more than 472 seconds. [ 1346.520474][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.520505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.520529][ T32] task:kworker/1:438 state:D stack:0 pid:5640 tgid:5640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.520672][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.520721][ T32] Call trace: [ 1346.520796][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.520882][ T32] r10:8291a684 r9:ebc7dd84 r8:00000002 r7:60000013 r6:ebc7dd8c r5:84493c00 [ 1346.520909][ T32] r4:84493c00 [ 1346.520931][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.520975][ T32] r5:84493c00 r4:8291a680 [ 1346.520996][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.521037][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.521086][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc7de08 [ 1346.521110][ T32] r4:00000000 [ 1346.521130][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.521164][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.521198][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.521239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85537e40 [ 1346.521261][ T32] r4:00000000 [ 1346.521281][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.521326][ T32] r9:83018205 r8:84493c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1346.521348][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.521393][ T32] r5:00001000 r4:ebd25000 [ 1346.521413][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.521452][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.521496][ T32] r5:85789b8c r4:85789800 [ 1346.521529][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.521580][ T32] r7:ddde2d80 r6:83018200 r5:85789b8c r4:8553f380 [ 1346.521624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.521675][ T32] r10:61c88647 r9:84493c00 r8:8553f3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.521722][ T32] r4:8553f380 [ 1346.521768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.521823][ T32] r10:00000000 r9:8553f380 r8:80287e08 r7:ebca1e60 r6:855c6a80 r5:84493c00 [ 1346.521847][ T32] r4:00000001 [ 1346.521871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.521909][ T32] Exception stack(0xebc7dfb0 to 0xebc7dff8) [ 1346.521949][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.522050][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.522119][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.522154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.522200][ T32] r4:855c3cc0 [ 1346.522501][ T32] INFO: task kworker/1:438:5640 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.522537][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.522594][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.522716][ T32] Call trace: [ 1346.522753][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.522835][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.522864][ T32] r4:00000000 [ 1346.522884][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.522925][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.522953][ T32] 1d20: 82d8f000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.522981][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.523035][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.523069][ T32] r5:80070013 r4:80239bb0 [ 1346.523093][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.523135][ T32] r4:82ac21e4 [ 1346.523155][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.523197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.523219][ T32] r4:e0581dc0 [ 1346.523259][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.523306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.523329][ T32] r4:00000000 [ 1346.523350][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.523423][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.523451][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.523496][ T32] r5:00001000 r4:df927000 [ 1346.523517][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.523558][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.523601][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.523622][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.523669][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.523690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.523737][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.523907][ T32] r4:84ddab80 [ 1346.524114][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.524166][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.524190][ T32] r4:00000001 [ 1346.524209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.524246][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.524273][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.524302][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.524329][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.524405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.524433][ T32] r4:84cfd140 [ 1346.524461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.524487][ T32] INFO: task kworker/0:812:5642 blocked for more than 472 seconds. [ 1346.524551][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.524609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.524636][ T32] task:kworker/0:812 state:D stack:0 pid:5642 tgid:5642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.524686][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.524731][ T32] Call trace: [ 1346.524793][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.524849][ T32] r10:8291a684 r9:ebc95d84 r8:00000002 r7:60000013 r6:ebc95d8c r5:856fec00 [ 1346.524905][ T32] r4:856fec00 [ 1346.524929][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.524975][ T32] r5:856fec00 r4:8291a680 [ 1346.524995][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.525034][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.525084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc95e08 [ 1346.525109][ T32] r4:00000000 [ 1346.525130][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.525166][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.525201][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.525241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c300 [ 1346.525264][ T32] r4:00000000 [ 1346.525283][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.525327][ T32] r9:83018005 r8:856fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1346.525348][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.525392][ T32] r5:00001000 r4:eb621000 [ 1346.525412][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.525451][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.525496][ T32] r5:8476638c r4:84766000 [ 1346.525516][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.525561][ T32] r7:dddced80 r6:83018000 r5:8476638c r4:855c6b00 [ 1346.525581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.525627][ T32] r10:61c88647 r9:856fec00 r8:855c6b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.525649][ T32] r4:855c6b00 [ 1346.525730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.525780][ T32] r10:00000000 r9:855c6b00 r8:80287e08 r7:ebc99e60 r6:855c6b80 r5:856fec00 [ 1346.525803][ T32] r4:00000001 [ 1346.525822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.542982][ T32] Exception stack(0xebc95fb0 to 0xebc95ff8) [ 1346.543114][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.543165][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.543200][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.543235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.543283][ T32] r4:8551c080 [ 1346.543729][ T32] INFO: task kworker/0:812:5642 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.543782][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.543912][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.544005][ T32] Call trace: [ 1346.544044][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.544117][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.544148][ T32] r4:00000000 [ 1346.544171][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.544330][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.544412][ T32] 1d20: 832cb000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.544449][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.544480][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.544507][ T32] r5:80070013 r4:80239bb0 [ 1346.544529][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.544575][ T32] r4:82ac21e4 [ 1346.544597][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.544663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.544695][ T32] r4:e0581dc0 [ 1346.544742][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.544791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.544814][ T32] r4:00000000 [ 1346.544878][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.544930][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.544977][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.545026][ T32] r5:00001000 r4:df927000 [ 1346.545048][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.545099][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.545146][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.545168][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.545233][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.545259][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.545308][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.545336][ T32] r4:84ddab80 [ 1346.545360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.545407][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.545431][ T32] r4:00000001 [ 1346.545452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.545488][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.545515][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.545542][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.545569][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.545598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.545621][ T32] r4:84cfd140 [ 1346.545642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.545673][ T32] INFO: task kworker/0:813:5643 blocked for more than 473 seconds. [ 1346.545718][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.545748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.545772][ T32] task:kworker/0:813 state:D stack:0 pid:5643 tgid:5643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.545841][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.561129][ T32] Call trace: [ 1346.561261][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.561343][ T32] r10:8291a684 r9:ebcadd84 r8:00000002 r7:60000013 r6:ebcadd8c r5:8579e000 [ 1346.561369][ T32] r4:8579e000 [ 1346.561390][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.561459][ T32] r5:8579e000 r4:8291a680 [ 1346.561510][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.561572][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.561645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcade08 [ 1346.561697][ T32] r4:00000000 [ 1346.561722][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.561759][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.561798][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.561840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c800 [ 1346.561863][ T32] r4:00000000 [ 1346.561885][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.561933][ T32] r9:83018005 r8:8579e000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1346.561975][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.562027][ T32] r5:00001000 r4:eb94f000 [ 1346.562070][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.562143][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.562204][ T32] r5:85778b8c r4:85778800 [ 1346.562228][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.562348][ T32] r7:dddced80 r6:83018000 r5:85778b8c r4:855c6c00 [ 1346.562376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.562425][ T32] r10:61c88647 r9:8579e000 r8:855c6c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.562449][ T32] r4:855c6c00 [ 1346.562470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.562516][ T32] r10:00000000 r9:855c6c00 r8:80287e08 r7:ebc95e60 r6:855c6c80 r5:8579e000 [ 1346.562540][ T32] r4:00000001 [ 1346.562584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.562675][ T32] Exception stack(0xebcadfb0 to 0xebcadff8) [ 1346.562728][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.562762][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.562790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.562820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.562842][ T32] r4:8551c440 [ 1346.563295][ T32] INFO: task kworker/0:813:5643 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.563336][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.563433][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.563513][ T32] Call trace: [ 1346.563547][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.563614][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.563643][ T32] r4:00000000 [ 1346.563689][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.563760][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.563841][ T32] 1d20: 83586000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.563874][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.563949][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.563978][ T32] r5:80070013 r4:80239bb0 [ 1346.564001][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.564073][ T32] r4:82ac21e4 [ 1346.564117][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.564165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.564195][ T32] r4:e0581dc0 [ 1346.564241][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.564313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.564410][ T32] r4:00000000 [ 1346.564436][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.564537][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.564618][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.564692][ T32] r5:00001000 r4:df927000 [ 1346.564719][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.564761][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.564804][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.564825][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.564872][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.564894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.564943][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.564966][ T32] r4:84ddab80 [ 1346.564988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.565055][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.565096][ T32] r4:00000001 [ 1346.565156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.565197][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.565226][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.565255][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.565284][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.565314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.565338][ T32] r4:84cfd140 [ 1346.565359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.565413][ T32] INFO: task kworker/0:814:5646 blocked for more than 473 seconds. [ 1346.565452][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.565478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.565523][ T32] task:kworker/0:814 state:D stack:0 pid:5646 tgid:5646 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.565627][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.565697][ T32] Call trace: [ 1346.565728][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.565780][ T32] r10:8291a684 r9:ebca5d84 r8:00000002 r7:60000113 r6:ebca5d8c r5:84cb0000 [ 1346.565803][ T32] r4:84cb0000 [ 1346.565824][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.565936][ T32] r5:84cb0000 r4:8291a680 [ 1346.576728][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.576822][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.576871][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca5e08 [ 1346.576897][ T32] r4:00000000 [ 1346.576919][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.576955][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.576995][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.577054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c500 [ 1346.577090][ T32] r4:00000000 [ 1346.577153][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.577209][ T32] r9:83018005 r8:84cb0000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1346.577234][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.577280][ T32] r5:00001000 r4:eb805000 [ 1346.577301][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.577342][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.577400][ T32] r5:8577838c r4:85778000 [ 1346.577425][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.577499][ T32] r7:dddced80 r6:83018000 r5:8577838c r4:855c6d00 [ 1346.577525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.577608][ T32] r10:61c88647 r9:84cb0000 r8:855c6d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.577639][ T32] r4:855c6d00 [ 1346.577684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.577761][ T32] r10:00000000 r9:855c6d00 r8:80287e08 r7:ebcade60 r6:855c6d80 r5:84cb0000 [ 1346.577789][ T32] r4:00000001 [ 1346.577811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.577850][ T32] Exception stack(0xebca5fb0 to 0xebca5ff8) [ 1346.577913][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.577948][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.578034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.578075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.578116][ T32] r4:8551c640 [ 1346.578574][ T32] INFO: task kworker/0:814:5646 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.578613][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.578738][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.578809][ T32] Call trace: [ 1346.578906][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.578961][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.578985][ T32] r4:00000000 [ 1346.579006][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.579048][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.579085][ T32] 1d20: 83645000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.579133][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.579164][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.579218][ T32] r5:80070013 r4:80239bb0 [ 1346.579244][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.579288][ T32] r4:82ac21e4 [ 1346.579310][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.579353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.579376][ T32] r4:e0581dc0 [ 1346.579396][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.579438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.579461][ T32] r4:00000000 [ 1346.579480][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.579549][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.579577][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.579623][ T32] r5:00001000 r4:df927000 [ 1346.579650][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.579693][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.579737][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.579769][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.579838][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.579910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.579964][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.579988][ T32] r4:84ddab80 [ 1346.580008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.580053][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.580090][ T32] r4:00000001 [ 1346.580111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.580147][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.580173][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.580204][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.580232][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.580296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.580325][ T32] r4:84cfd140 [ 1346.580370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.580406][ T32] INFO: task kworker/0:815:5648 blocked for more than 473 seconds. [ 1346.580440][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.580464][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.580487][ T32] task:kworker/0:815 state:D stack:0 pid:5648 tgid:5648 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.580562][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.580606][ T32] Call trace: [ 1346.580637][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.580685][ T32] r10:8291a684 r9:ebcb1d84 r8:00000002 r7:60000113 r6:ebcb1d8c r5:84cb0c00 [ 1346.580708][ T32] r4:84cb0c00 [ 1346.580729][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.580773][ T32] r5:84cb0c00 r4:8291a680 [ 1346.580793][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.580832][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.580874][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb1e08 [ 1346.580896][ T32] r4:00000000 [ 1346.580916][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.580952][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.580987][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.581028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c680 [ 1346.581050][ T32] r4:00000000 [ 1346.581101][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.581157][ T32] r9:83018005 r8:84cb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1346.581181][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.581225][ T32] r5:00001000 r4:eb82b000 [ 1346.581268][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.581318][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.581363][ T32] r5:8577878c r4:85778400 [ 1346.581383][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.581428][ T32] r7:dddced80 r6:83018000 r5:8577878c r4:855c6e00 [ 1346.581449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.581496][ T32] r10:61c88647 r9:84cb0c00 r8:855c6e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.581519][ T32] r4:855c6e00 [ 1346.581539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.581607][ T32] r10:00000000 r9:855c6e00 r8:80287e08 r7:ebcade60 r6:855c6e80 r5:84cb0c00 [ 1346.581634][ T32] r4:00000001 [ 1346.581711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.581751][ T32] Exception stack(0xebcb1fb0 to 0xebcb1ff8) [ 1346.581778][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.581808][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.581838][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.581866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.581889][ T32] r4:8551c7c0 [ 1346.582248][ T32] INFO: task kworker/0:815:5648 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.582294][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.582382][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.582438][ T32] Call trace: [ 1346.582507][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.582576][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.582605][ T32] r4:00000000 [ 1346.582626][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.582668][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.582721][ T32] 1d20: 83645000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.582776][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.582806][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.582835][ T32] r5:80070013 r4:80239bb0 [ 1346.582855][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.582896][ T32] r4:82ac21e4 [ 1346.582917][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.582960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.582984][ T32] r4:e0581dc0 [ 1346.583003][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.583045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.583074][ T32] r4:00000000 [ 1346.583097][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.583143][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.583164][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.583206][ T32] r5:00001000 r4:df927000 [ 1346.583226][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.583265][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.583307][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.583327][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.583386][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.583416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.583489][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.583517][ T32] r4:84ddab80 [ 1346.583537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.583583][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.583699][ T32] r4:00000001 [ 1346.583728][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.583766][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.583816][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.583849][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.583876][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.583905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.584046][ T32] r4:84cfd140 [ 1346.584083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.584114][ T32] INFO: task kworker/0:816:5650 blocked for more than 473 seconds. [ 1346.584144][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.584167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.584201][ T32] task:kworker/0:816 state:D stack:0 pid:5650 tgid:5650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.584275][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.584320][ T32] Call trace: [ 1346.584357][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.584491][ T32] r10:8291a684 r9:ebcb5d84 r8:00000002 r7:60000113 r6:ebcb5d8c r5:84cb1800 [ 1346.584522][ T32] r4:84cb1800 [ 1346.584544][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.584589][ T32] r5:84cb1800 r4:8291a680 [ 1346.584618][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.584706][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.584755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb5e08 [ 1346.584779][ T32] r4:00000000 [ 1346.584800][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.584838][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.584874][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.584915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551cbc0 [ 1346.584939][ T32] r4:00000000 [ 1346.584959][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.585025][ T32] r9:83018005 r8:84cb1800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1346.585063][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.585121][ T32] r5:00001000 r4:eb989000 [ 1346.585142][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.585181][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.585223][ T32] r5:8577938c r4:85779000 [ 1346.585265][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.585321][ T32] r7:dddced80 r6:83018000 r5:8577938c r4:855c6f00 [ 1346.585370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.585424][ T32] r10:61c88647 r9:84cb1800 r8:855c6f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.585447][ T32] r4:855c6f00 [ 1346.585490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.585542][ T32] r10:00000000 r9:855c6f00 r8:80287e08 r7:ebcade60 r6:855c6f80 r5:84cb1800 [ 1346.585565][ T32] r4:00000001 [ 1346.585608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.585649][ T32] Exception stack(0xebcb5fb0 to 0xebcb5ff8) [ 1346.585679][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.585712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.585741][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.585770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.585920][ T32] r4:8551c740 [ 1346.617116][ T32] INFO: task kworker/0:816:5650 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.617192][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.617297][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.617372][ T32] Call trace: [ 1346.617427][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.617499][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.617530][ T32] r4:00000000 [ 1346.617555][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.617605][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.617641][ T32] 1d20: 83ce8000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.617701][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.617753][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.617807][ T32] r5:80070013 r4:80239bb0 [ 1346.617837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.617889][ T32] r4:82ac21e4 [ 1346.617915][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.617984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.618013][ T32] r4:e0581dc0 [ 1346.618038][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.618120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.618151][ T32] r4:00000000 [ 1346.618177][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.618236][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.618274][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.618336][ T32] r5:00001000 r4:df927000 [ 1346.618372][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.618448][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.618505][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.618531][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.618582][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.618606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.618658][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.618682][ T32] r4:84ddab80 [ 1346.618704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.618752][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.618775][ T32] r4:00000001 [ 1346.618795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.618831][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.618860][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.618890][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.618918][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.618948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.618996][ T32] r4:84cfd140 [ 1346.619023][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.619072][ T32] INFO: task kworker/0:817:5652 blocked for more than 473 seconds. [ 1346.619111][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.619139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.619161][ T32] task:kworker/0:817 state:D stack:0 pid:5652 tgid:5652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.619210][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.619283][ T32] Call trace: [ 1346.619316][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.619368][ T32] r10:8291a684 r9:ebcb9d84 r8:00000002 r7:60000113 r6:ebcb9d8c r5:84cb2400 [ 1346.619392][ T32] r4:84cb2400 [ 1346.619412][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.619455][ T32] r5:84cb2400 r4:8291a680 [ 1346.619475][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.619516][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.619558][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb9e08 [ 1346.619581][ T32] r4:00000000 [ 1346.619624][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.619668][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.619706][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.619749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c980 [ 1346.619774][ T32] r4:00000000 [ 1346.619811][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.619861][ T32] r9:83018005 r8:84cb2400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1346.619907][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.620013][ T32] r5:00001000 r4:eb975000 [ 1346.620040][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.620089][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.620133][ T32] r5:85778f8c r4:85778c00 [ 1346.620153][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.620198][ T32] r7:dddced80 r6:83018000 r5:85778f8c r4:85543000 [ 1346.620245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.620299][ T32] r10:61c88647 r9:84cb2400 r8:8554302c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.620323][ T32] r4:85543000 [ 1346.620343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.620390][ T32] r10:00000000 r9:85543000 r8:80287e08 r7:ebcb5e60 r6:85543080 r5:84cb2400 [ 1346.620439][ T32] r4:00000001 [ 1346.620464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.620501][ T32] Exception stack(0xebcb9fb0 to 0xebcb9ff8) [ 1346.620551][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.620586][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.620614][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.620646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.620669][ T32] r4:8551c8c0 [ 1346.620963][ T32] INFO: task kworker/0:817:5652 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.620999][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.621071][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.621164][ T32] Call trace: [ 1346.621199][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.621253][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.621290][ T32] r4:00000000 [ 1346.621315][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.621402][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.621436][ T32] 1d20: 83ce8000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.621491][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.621545][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.621574][ T32] r5:80070013 r4:80239bb0 [ 1346.621595][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.621638][ T32] r4:82ac21e4 [ 1346.621682][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.621757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.621785][ T32] r4:e0581dc0 [ 1346.621805][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.621848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.621872][ T32] r4:00000000 [ 1346.621892][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.621981][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.622036][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.622090][ T32] r5:00001000 r4:df927000 [ 1346.622135][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.622181][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.622224][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.622267][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.622321][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.622344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.622391][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.622414][ T32] r4:84ddab80 [ 1346.622434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.622478][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.622501][ T32] r4:00000001 [ 1346.622520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.622554][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.622602][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.622662][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.622698][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.622759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.622809][ T32] r4:84cfd140 [ 1346.622874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.622904][ T32] INFO: task kworker/0:818:5653 blocked for more than 473 seconds. [ 1346.622934][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.622958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.622980][ T32] task:kworker/0:818 state:D stack:0 pid:5653 tgid:5653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.623025][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.623095][ T32] Call trace: [ 1346.623132][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.623181][ T32] r10:8291a684 r9:ebca9d84 r8:00000002 r7:60000113 r6:ebca9d8c r5:84cb3000 [ 1346.623204][ T32] r4:84cb3000 [ 1346.623236][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.623438][ T32] r5:84cb3000 r4:8291a680 [ 1346.623463][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.623505][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.623549][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca9e08 [ 1346.623572][ T32] r4:00000000 [ 1346.623593][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.623629][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.623664][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.623705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551ccc0 [ 1346.623804][ T32] r4:00000000 [ 1346.623899][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.623952][ T32] r9:83018005 r8:84cb3000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1346.623975][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.624018][ T32] r5:00001000 r4:eb9a3000 [ 1346.624085][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.624205][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.624253][ T32] r5:8577978c r4:85779400 [ 1346.624274][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.624319][ T32] r7:dddced80 r6:83018000 r5:8577978c r4:85543100 [ 1346.624340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.624385][ T32] r10:61c88647 r9:84cb3000 r8:8554312c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.624457][ T32] r4:85543100 [ 1346.624482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.624530][ T32] r10:00000000 r9:85543100 r8:80287e08 r7:ebcb5e60 r6:85543180 r5:84cb3000 [ 1346.624555][ T32] r4:00000001 [ 1346.624574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.624633][ T32] Exception stack(0xebca9fb0 to 0xebca9ff8) [ 1346.624678][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.624758][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.624828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.624862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.624885][ T32] r4:8551c8c0 [ 1346.625178][ T32] INFO: task kworker/0:818:5653 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.625215][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.625291][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.625335][ T32] Call trace: [ 1346.625388][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.625446][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.625470][ T32] r4:00000000 [ 1346.625489][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.625530][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.625558][ T32] 1d20: 83ce8000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.625586][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.625611][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.625636][ T32] r5:80070013 r4:80239bb0 [ 1346.625656][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.625695][ T32] r4:82ac21e4 [ 1346.625716][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.625785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.625818][ T32] r4:e0581dc0 [ 1346.648768][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.648935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.648967][ T32] r4:00000000 [ 1346.648991][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.649042][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.649064][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.649119][ T32] r5:00001000 r4:df927000 [ 1346.649152][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.649200][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.649249][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.649283][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.649364][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.649390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.649452][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.649479][ T32] r4:84ddab80 [ 1346.649510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.649563][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.649586][ T32] r4:00000001 [ 1346.649606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.649644][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.649687][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.649720][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.649790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.649848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.649875][ T32] r4:84cfd140 [ 1346.649899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.650023][ T32] INFO: task kworker/0:819:5656 blocked for more than 473 seconds. [ 1346.650064][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.650102][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.650230][ T32] task:kworker/0:819 state:D stack:0 pid:5656 tgid:5656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.650295][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.650367][ T32] Call trace: [ 1346.650428][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.650506][ T32] r10:8291a684 r9:ebcbdd84 r8:00000002 r7:60000113 r6:ebcbdd8c r5:84cb3c00 [ 1346.650536][ T32] r4:84cb3c00 [ 1346.650556][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.650600][ T32] r5:84cb3c00 r4:8291a680 [ 1346.650620][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.650660][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.650703][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcbde08 [ 1346.650726][ T32] r4:00000000 [ 1346.650747][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.650781][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.650817][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.650858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551cd80 [ 1346.650893][ T32] r4:00000000 [ 1346.650919][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.650989][ T32] r9:83018005 r8:84cb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1346.651027][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.651079][ T32] r5:00001000 r4:eb9cd000 [ 1346.651120][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.651164][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.651207][ T32] r5:85779b8c r4:85779800 [ 1346.651228][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.651272][ T32] r7:dddced80 r6:83018000 r5:85779b8c r4:85543200 [ 1346.651294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.651341][ T32] r10:61c88647 r9:84cb3c00 r8:8554322c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.651364][ T32] r4:85543200 [ 1346.651383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.651427][ T32] r10:00000000 r9:85543200 r8:80287e08 r7:ebca9e60 r6:85543280 r5:84cb3c00 [ 1346.651449][ T32] r4:00000001 [ 1346.651469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.651504][ T32] Exception stack(0xebcbdfb0 to 0xebcbdff8) [ 1346.651600][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.651634][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.651661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.651691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.651714][ T32] r4:8551cc40 [ 1346.652175][ T32] INFO: task kworker/0:819:5656 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.652216][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.652277][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.652322][ T32] Call trace: [ 1346.652380][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.652458][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.652486][ T32] r4:00000000 [ 1346.652530][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.652578][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.652631][ T32] 1d20: 840e8000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.652687][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.652717][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.652742][ T32] r5:80070013 r4:80239bb0 [ 1346.652798][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.652871][ T32] r4:82ac21e4 [ 1346.652897][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.652942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.652964][ T32] r4:e0581dc0 [ 1346.652985][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.653027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.653050][ T32] r4:00000000 [ 1346.653077][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.653123][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.653148][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.653192][ T32] r5:00001000 r4:df927000 [ 1346.653236][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.653282][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.653325][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.653374][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.653427][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.653449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.653497][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.653521][ T32] r4:84ddab80 [ 1346.653542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.653588][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.653611][ T32] r4:00000001 [ 1346.653655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.653696][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.653723][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.653752][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.653782][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.653814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.653837][ T32] r4:84cfd140 [ 1346.653860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.653885][ T32] INFO: task kworker/0:820:5658 blocked for more than 473 seconds. [ 1346.653915][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.653939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.653981][ T32] task:kworker/0:820 state:D stack:0 pid:5658 tgid:5658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.654061][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.654118][ T32] Call trace: [ 1346.654149][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.654217][ T32] r10:8291a684 r9:ebcc5d84 r8:00000002 r7:60000113 r6:ebcc5d8c r5:84cb4800 [ 1346.654248][ T32] r4:84cb4800 [ 1346.654269][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.654326][ T32] r5:84cb4800 r4:8291a680 [ 1346.654424][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.654502][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.654554][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc5e08 [ 1346.654577][ T32] r4:00000000 [ 1346.654598][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.654633][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.654691][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.654761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1000 [ 1346.654790][ T32] r4:00000000 [ 1346.654812][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.654863][ T32] r9:83018005 r8:84cb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.654913][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.654961][ T32] r5:00001000 r4:eba05000 [ 1346.654982][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.655022][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.655072][ T32] r5:8577a38c r4:8577a000 [ 1346.655099][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.655148][ T32] r7:dddced80 r6:83018000 r5:8577a38c r4:85543300 [ 1346.655171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.655219][ T32] r10:61c88647 r9:84cb4800 r8:8554332c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.655241][ T32] r4:85543300 [ 1346.655261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.655306][ T32] r10:00000000 r9:85543300 r8:80287e08 r7:ebcbde60 r6:85543380 r5:84cb4800 [ 1346.655375][ T32] r4:00000001 [ 1346.655401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.655438][ T32] Exception stack(0xebcc5fb0 to 0xebcc5ff8) [ 1346.655466][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.655496][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.655523][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.655576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.655603][ T32] r4:8551cdc0 [ 1346.668340][ T32] INFO: task kworker/0:820:5658 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.668469][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.668582][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.668669][ T32] Call trace: [ 1346.668872][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.668935][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.668960][ T32] r4:00000000 [ 1346.668981][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.669024][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.669054][ T32] 1d20: 840e8000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.669094][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.669121][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.669147][ T32] r5:80070013 r4:80239bb0 [ 1346.669167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.669315][ T32] r4:82ac21e4 [ 1346.669341][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.669549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.669577][ T32] r4:e0581dc0 [ 1346.669600][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.669735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.669785][ T32] r4:00000000 [ 1346.669910][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.669997][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.670025][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.670084][ T32] r5:00001000 r4:df927000 [ 1346.670155][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.670203][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.670248][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.670362][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.670418][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.670440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.670558][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.670777][ T32] r4:84ddab80 [ 1346.670802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.670947][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.670975][ T32] r4:00000001 [ 1346.670996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.671033][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.671062][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.671129][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.671166][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.671223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.671249][ T32] r4:84cfd140 [ 1346.671274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.671305][ T32] INFO: task kworker/0:821:5659 blocked for more than 473 seconds. [ 1346.671337][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.671386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.671413][ T32] task:kworker/0:821 state:D stack:0 pid:5659 tgid:5659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.671461][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.671503][ T32] Call trace: [ 1346.671535][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.671609][ T32] r10:8291a684 r9:ebcc1d84 r8:00000002 r7:60000113 r6:ebcc1d8c r5:84cb5400 [ 1346.671720][ T32] r4:84cb5400 [ 1346.671748][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.671797][ T32] r5:84cb5400 r4:8291a680 [ 1346.671831][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.671876][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.671920][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc1e08 [ 1346.671942][ T32] r4:00000000 [ 1346.672009][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.672054][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.672104][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.672147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d9200 [ 1346.672170][ T32] r4:00000000 [ 1346.672201][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.672266][ T32] r9:83018005 r8:84cb5400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1346.672386][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.672435][ T32] r5:00001000 r4:eb9f5000 [ 1346.672545][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.672679][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.672733][ T32] r5:85779f8c r4:85779c00 [ 1346.672783][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.672837][ T32] r7:dddced80 r6:83018000 r5:85779f8c r4:85543400 [ 1346.672859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.672907][ T32] r10:61c88647 r9:84cb5400 r8:8554342c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.672930][ T32] r4:85543400 [ 1346.672949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.673040][ T32] r10:00000000 r9:85543400 r8:80287e08 r7:ebcc5e60 r6:85543480 r5:84cb5400 [ 1346.673139][ T32] r4:00000001 [ 1346.673164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.673202][ T32] Exception stack(0xebcc1fb0 to 0xebcc1ff8) [ 1346.673230][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.673319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.673377][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.673413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.673436][ T32] r4:8551cdc0 [ 1346.673861][ T32] INFO: task kworker/0:821:5659 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.673897][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.673952][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.674155][ T32] Call trace: [ 1346.674206][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.674264][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.674288][ T32] r4:00000000 [ 1346.674308][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.674347][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.674396][ T32] 1d20: 840e8000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.674438][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.674476][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.674506][ T32] r5:80070013 r4:80239bb0 [ 1346.674528][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.674570][ T32] r4:82ac21e4 [ 1346.674614][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.674663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.674688][ T32] r4:e0581dc0 [ 1346.674887][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.674935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.674959][ T32] r4:00000000 [ 1346.675129][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.675181][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.675204][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.675248][ T32] r5:00001000 r4:df927000 [ 1346.675269][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.675310][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.675368][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.675399][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.675449][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.675472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.675537][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.675565][ T32] r4:84ddab80 [ 1346.675585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.675757][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.675789][ T32] r4:00000001 [ 1346.675898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.694283][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.694346][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.694379][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.694430][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.694477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.694538][ T32] r4:84cfd140 [ 1346.694569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.694602][ T32] INFO: task kworker/0:822:5662 blocked for more than 473 seconds. [ 1346.694682][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.694715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.694740][ T32] task:kworker/0:822 state:D stack:0 pid:5662 tgid:5662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.694870][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.695032][ T32] Call trace: [ 1346.695245][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.695327][ T32] r10:8291a684 r9:ebcc9d84 r8:00000002 r7:60000013 r6:ebcc9d8c r5:84cb6000 [ 1346.695355][ T32] r4:84cb6000 [ 1346.695376][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.695422][ T32] r5:84cb6000 r4:8291a680 [ 1346.695443][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.695532][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.695818][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc9e08 [ 1346.695915][ T32] r4:00000000 [ 1346.712253][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.712341][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.712386][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.712432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1140 [ 1346.712459][ T32] r4:00000000 [ 1346.712479][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.712528][ T32] r9:83018005 r8:84cb6000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1346.712565][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.712618][ T32] r5:00001000 r4:eba1f000 [ 1346.712639][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.712680][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.712724][ T32] r5:8577a78c r4:8577a400 [ 1346.712744][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.712792][ T32] r7:dddced80 r6:83018000 r5:8577a78c r4:85543500 [ 1346.712814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.712862][ T32] r10:61c88647 r9:84cb6000 r8:8554352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.713072][ T32] r4:85543500 [ 1346.713099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.713149][ T32] r10:00000000 r9:85543500 r8:80287e08 r7:ebcc5e60 r6:85543580 r5:84cb6000 [ 1346.713172][ T32] r4:00000001 [ 1346.713192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.713292][ T32] Exception stack(0xebcc9fb0 to 0xebcc9ff8) [ 1346.713402][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.713435][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.713585][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.713619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.713644][ T32] r4:855e1280 [ 1346.714128][ T32] INFO: task kworker/0:822:5662 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.714169][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.714326][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.714381][ T32] Call trace: [ 1346.714555][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.714614][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.714663][ T32] r4:00000000 [ 1346.714687][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.714730][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.714784][ T32] 1d20: 84792000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.714818][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.714846][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.714870][ T32] r5:80070013 r4:80239bb0 [ 1346.714892][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.715007][ T32] r4:82ac21e4 [ 1346.715033][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.715279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.715482][ T32] r4:e0581dc0 [ 1346.715509][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.715553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.715621][ T32] r4:00000000 [ 1346.715647][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.715696][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.715764][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.715813][ T32] r5:00001000 r4:df927000 [ 1346.715927][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.722437][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.722528][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.722552][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.722604][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.722695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.722756][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.722781][ T32] r4:84ddab80 [ 1346.722803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.722860][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.722884][ T32] r4:00000001 [ 1346.722906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.722944][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.722983][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.723081][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.723183][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.723263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.723292][ T32] r4:84cfd140 [ 1346.723455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.723497][ T32] INFO: task kworker/0:823:5664 blocked for more than 473 seconds. [ 1346.723534][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.723630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.723660][ T32] task:kworker/0:823 state:D stack:0 pid:5664 tgid:5664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.723719][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.723763][ T32] Call trace: [ 1346.723795][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.723847][ T32] r10:8291a684 r9:ebcd1d84 r8:00000002 r7:60000013 r6:ebcd1d8c r5:84cb6c00 [ 1346.723871][ T32] r4:84cb6c00 [ 1346.723890][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.723934][ T32] r5:84cb6c00 r4:8291a680 [ 1346.723955][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.724043][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.724136][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd1e08 [ 1346.724259][ T32] r4:00000000 [ 1346.724285][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.724322][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.724386][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.724440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1340 [ 1346.724473][ T32] r4:00000000 [ 1346.724518][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.724572][ T32] r9:83018005 r8:84cb6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1346.724596][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.724638][ T32] r5:00001000 r4:eba2f000 [ 1346.724658][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.724806][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.724857][ T32] r5:8577ab8c r4:8577a800 [ 1346.724878][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.724924][ T32] r7:dddced80 r6:83018000 r5:8577ab8c r4:85543600 [ 1346.724945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.724993][ T32] r10:61c88647 r9:84cb6c00 r8:8554362c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.725039][ T32] r4:85543600 [ 1346.725062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.725114][ T32] r10:00000000 r9:85543600 r8:80287e08 r7:ebcc9e60 r6:85543680 r5:84cb6c00 [ 1346.725139][ T32] r4:00000001 [ 1346.725158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.725263][ T32] Exception stack(0xebcd1fb0 to 0xebcd1ff8) [ 1346.725328][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.725368][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.725399][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.725441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.725474][ T32] r4:855e1100 [ 1346.739722][ T32] INFO: task kworker/0:823:5664 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.739962][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.740138][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.740317][ T32] Call trace: [ 1346.740353][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.740498][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.740715][ T32] r4:00000000 [ 1346.740742][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.740787][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.740818][ T32] 1d20: 84a5c000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.740934][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.741043][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.741160][ T32] r5:80070013 r4:80239bb0 [ 1346.741271][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.741390][ T32] r4:82ac21e4 [ 1346.741416][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.741599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.741628][ T32] r4:e0581dc0 [ 1346.741650][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.741707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.741734][ T32] r4:00000000 [ 1346.741767][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.741934][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.741989][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.742039][ T32] r5:00001000 r4:df927000 [ 1346.742061][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.742228][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.742279][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.742300][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.742365][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.742391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.742445][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.742470][ T32] r4:84ddab80 [ 1346.742491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.742638][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.742665][ T32] r4:00000001 [ 1346.742687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.742840][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.742873][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.742903][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.742994][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.743031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.743054][ T32] r4:84cfd140 [ 1346.743160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.743210][ T32] INFO: task kworker/0:824:5665 blocked for more than 473 seconds. [ 1346.743249][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.743276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.743297][ T32] task:kworker/0:824 state:D stack:0 pid:5665 tgid:5665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.743411][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.743461][ T32] Call trace: [ 1346.743537][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.743640][ T32] r10:8291a684 r9:ebccdd84 r8:00000002 r7:60000113 r6:ebccdd8c r5:857c0000 [ 1346.743669][ T32] r4:857c0000 [ 1346.743691][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.743736][ T32] r5:857c0000 r4:8291a680 [ 1346.743756][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.743795][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.743838][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebccde08 [ 1346.743863][ T32] r4:00000000 [ 1346.743932][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.744053][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.744175][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.744225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1880 [ 1346.744350][ T32] r4:00000000 [ 1346.744376][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.744423][ T32] r9:83018005 r8:857c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1346.744464][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.744512][ T32] r5:00001000 r4:ebad5000 [ 1346.744579][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.744625][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.744766][ T32] r5:8577bb8c r4:8577b800 [ 1346.744903][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.744954][ T32] r7:dddced80 r6:83018000 r5:8577bb8c r4:85543700 [ 1346.744977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.745024][ T32] r10:61c88647 r9:857c0000 r8:8554372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.745052][ T32] r4:85543700 [ 1346.745089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.745222][ T32] r10:00000000 r9:85543700 r8:80287e08 r7:ebcd1e60 r6:85543780 r5:857c0000 [ 1346.745334][ T32] r4:00000001 [ 1346.745358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.745553][ T32] Exception stack(0xebccdfb0 to 0xebccdff8) [ 1346.745585][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.745663][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.745782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.745986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.768756][ T32] r4:855e1480 [ 1346.769310][ T32] INFO: task kworker/0:824:5665 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.769362][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.769508][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.769651][ T32] Call trace: [ 1346.769727][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.769795][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.769822][ T32] r4:00000000 [ 1346.769934][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.770008][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.770043][ T32] 1d20: 84e74000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.770079][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.770105][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.770131][ T32] r5:80070013 r4:80239bb0 [ 1346.770154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.770199][ T32] r4:82ac21e4 [ 1346.770251][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.770301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.770326][ T32] r4:e0581dc0 [ 1346.770370][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.770489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.770517][ T32] r4:00000000 [ 1346.770609][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.770667][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.770715][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.770764][ T32] r5:00001000 r4:df927000 [ 1346.770787][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.770828][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.770871][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.770892][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.770942][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.770963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.771026][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.771068][ T32] r4:84ddab80 [ 1346.771143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.771210][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.771238][ T32] r4:00000001 [ 1346.771260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.771298][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.771354][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.771389][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.771417][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.771447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.771469][ T32] r4:84cfd140 [ 1346.771492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.771527][ T32] INFO: task kworker/0:825:5668 blocked for more than 473 seconds. [ 1346.771563][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.771611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.771639][ T32] task:kworker/0:825 state:D stack:0 pid:5668 tgid:5668 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.771689][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.771733][ T32] Call trace: [ 1346.771887][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.771941][ T32] r10:8291a684 r9:ebcd5d84 r8:00000002 r7:60000013 r6:ebcd5d8c r5:857c0c00 [ 1346.771965][ T32] r4:857c0c00 [ 1346.772009][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.772063][ T32] r5:857c0c00 r4:8291a680 [ 1346.772091][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.772134][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.772301][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd5e08 [ 1346.772347][ T32] r4:00000000 [ 1346.772419][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.772461][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.772498][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.772542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1300 [ 1346.772565][ T32] r4:00000000 [ 1346.772585][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.772631][ T32] r9:83018005 r8:857c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.772653][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.772695][ T32] r5:00001000 r4:eba41000 [ 1346.772715][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.772754][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.772867][ T32] r5:8577af8c r4:8577ac00 [ 1346.772923][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.772974][ T32] r7:dddced80 r6:83018000 r5:8577af8c r4:85543800 [ 1346.772996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.773044][ T32] r10:61c88647 r9:857c0c00 r8:8554382c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.773118][ T32] r4:85543800 [ 1346.773226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.773323][ T32] r10:00000000 r9:85543800 r8:80287e08 r7:ebccde60 r6:85543880 r5:857c0c00 [ 1346.773350][ T32] r4:00000001 [ 1346.773401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.773441][ T32] Exception stack(0xebcd5fb0 to 0xebcd5ff8) [ 1346.773488][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.773530][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.773583][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.773624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.773647][ T32] r4:855e14c0 [ 1346.773973][ T32] INFO: task kworker/0:825:5668 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.774011][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.774093][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.774152][ T32] Call trace: [ 1346.774309][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.774366][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.774413][ T32] r4:00000000 [ 1346.774437][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.774482][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.774512][ T32] 1d20: 84e74000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.774541][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.774567][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.774592][ T32] r5:80070013 r4:80239bb0 [ 1346.774633][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.774698][ T32] r4:82ac21e4 [ 1346.774724][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.774770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.774793][ T32] r4:e0581dc0 [ 1346.774900][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.774993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.775038][ T32] r4:00000000 [ 1346.775105][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.775173][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.775199][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.775244][ T32] r5:00001000 r4:df927000 [ 1346.775277][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.775322][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.775364][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.775389][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.775438][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.775459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.775507][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.775531][ T32] r4:84ddab80 [ 1346.775551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.775596][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.775618][ T32] r4:00000001 [ 1346.775661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.775702][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.775751][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.775784][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.775812][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.785636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.785685][ T32] r4:84cfd140 [ 1346.785715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.785747][ T32] INFO: task kworker/0:826:5670 blocked for more than 473 seconds. [ 1346.785782][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.785807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.785830][ T32] task:kworker/0:826 state:D stack:0 pid:5670 tgid:5670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.786248][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.786354][ T32] Call trace: [ 1346.786390][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.786482][ T32] r10:8291a684 r9:ebcddd84 r8:00000002 r7:60000113 r6:ebcddd8c r5:857c1800 [ 1346.786513][ T32] r4:857c1800 [ 1346.786539][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.786586][ T32] r5:857c1800 r4:8291a680 [ 1346.786609][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.786673][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.786722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcdde08 [ 1346.786745][ T32] r4:00000000 [ 1346.786765][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.786799][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.786838][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.786981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1640 [ 1346.787010][ T32] r4:00000000 [ 1346.787031][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.787087][ T32] r9:83018005 r8:857c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1346.787135][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.787186][ T32] r5:00001000 r4:eba79000 [ 1346.787207][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.787347][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.787396][ T32] r5:8577b38c r4:8577b000 [ 1346.787417][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.787490][ T32] r7:dddced80 r6:83018000 r5:8577b38c r4:85543900 [ 1346.787516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.787566][ T32] r10:61c88647 r9:857c1800 r8:8554392c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.787589][ T32] r4:85543900 [ 1346.787610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.787656][ T32] r10:00000000 r9:85543900 r8:80287e08 r7:ebccde60 r6:85543980 r5:857c1800 [ 1346.787680][ T32] r4:00000001 [ 1346.787723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.787784][ T32] Exception stack(0xebcddfb0 to 0xebcddff8) [ 1346.787817][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.787868][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.787900][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.787932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.787955][ T32] r4:855e1580 [ 1346.788408][ T32] INFO: task kworker/0:826:5670 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.788447][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.788508][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.788573][ T32] Call trace: [ 1346.788640][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.788698][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.788728][ T32] r4:00000000 [ 1346.788751][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.788793][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.788844][ T32] 1d20: 84e74000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.788879][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.788917][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.788948][ T32] r5:80070013 r4:80239bb0 [ 1346.788972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.789015][ T32] r4:82ac21e4 [ 1346.789035][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.789085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.789114][ T32] r4:e0581dc0 [ 1346.789182][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.789237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.789265][ T32] r4:00000000 [ 1346.789289][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.789341][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.789468][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.789519][ T32] r5:00001000 r4:df927000 [ 1346.789541][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.789588][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.789659][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.789685][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.789735][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.789757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.789805][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.789829][ T32] r4:84ddab80 [ 1346.789850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.789906][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.789948][ T32] r4:00000001 [ 1346.789990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.790028][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.790056][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.790094][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.790122][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.790151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.790173][ T32] r4:84cfd140 [ 1346.790197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.790273][ T32] INFO: task kworker/0:827:5672 blocked for more than 473 seconds. [ 1346.790311][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.790336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.790358][ T32] task:kworker/0:827 state:D stack:0 pid:5672 tgid:5672 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.790415][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.790464][ T32] Call trace: [ 1346.790495][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.790544][ T32] r10:8291a684 r9:ebce1d84 r8:00000002 r7:60000113 r6:ebce1d8c r5:857c2400 [ 1346.790582][ T32] r4:857c2400 [ 1346.790606][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.790700][ T32] r5:857c2400 r4:8291a680 [ 1346.790725][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.790765][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.790808][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce1e08 [ 1346.790831][ T32] r4:00000000 [ 1346.790896][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.790939][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.790977][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.791030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e17c0 [ 1346.791062][ T32] r4:00000000 [ 1346.791091][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.791139][ T32] r9:83018005 r8:857c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1346.791162][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.791229][ T32] r5:00001000 r4:ebaab000 [ 1346.791270][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.791317][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.791360][ T32] r5:8577b78c r4:8577b400 [ 1346.791380][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.791426][ T32] r7:dddced80 r6:83018000 r5:8577b78c r4:85543a00 [ 1346.791447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.791497][ T32] r10:61c88647 r9:857c2400 r8:85543a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.791536][ T32] r4:85543a00 [ 1346.791570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.791620][ T32] r10:00000000 r9:85543a00 r8:80287e08 r7:ebccde60 r6:85543a80 r5:857c2400 [ 1346.791643][ T32] r4:00000001 [ 1346.791662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.791698][ T32] Exception stack(0xebce1fb0 to 0xebce1ff8) [ 1346.791725][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.791756][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.791783][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.791814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.791838][ T32] r4:855e1a40 [ 1346.792144][ T32] INFO: task kworker/0:827:5672 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.792180][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.792285][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.792331][ T32] Call trace: [ 1346.792362][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.792415][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.792438][ T32] r4:00000000 [ 1346.792457][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.792500][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.792552][ T32] 1d20: 84e74000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.792610][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.792642][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.792666][ T32] r5:80070013 r4:80239bb0 [ 1346.792690][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.792744][ T32] r4:82ac21e4 [ 1346.792770][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.792859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.792886][ T32] r4:e0581dc0 [ 1346.792906][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.792947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.792981][ T32] r4:00000000 [ 1346.793006][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.793052][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.793093][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.793142][ T32] r5:00001000 r4:df927000 [ 1346.793253][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.793346][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.793394][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.793416][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.793465][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.793486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.793555][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.793582][ T32] r4:84ddab80 [ 1346.793670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.793723][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.793747][ T32] r4:00000001 [ 1346.793789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.793830][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.793857][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.793907][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.793939][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.793995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.794019][ T32] r4:84cfd140 [ 1346.794042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.794092][ T32] INFO: task kworker/0:828:5674 blocked for more than 473 seconds. [ 1346.794128][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.794154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.794176][ T32] task:kworker/0:828 state:D stack:0 pid:5674 tgid:5674 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.794274][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.794323][ T32] Call trace: [ 1346.794353][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.794400][ T32] r10:8291a684 r9:ebce5d84 r8:00000002 r7:60000113 r6:ebce5d8c r5:857c3000 [ 1346.794424][ T32] r4:857c3000 [ 1346.794446][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.794507][ T32] r5:857c3000 r4:8291a680 [ 1346.794533][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.794572][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.794626][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce5e08 [ 1346.794655][ T32] r4:00000000 [ 1346.794718][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.794786][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.794859][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.794906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1c40 [ 1346.794930][ T32] r4:00000000 [ 1346.794951][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.795008][ T32] r9:83018005 r8:857c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1346.795036][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.795087][ T32] r5:00001000 r4:ebb41000 [ 1346.795108][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.795149][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.795190][ T32] r5:8578838c r4:85788000 [ 1346.795221][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.795273][ T32] r7:dddced80 r6:83018000 r5:8578838c r4:85543b00 [ 1346.795396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.795450][ T32] r10:61c88647 r9:857c3000 r8:85543b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.795474][ T32] r4:85543b00 [ 1346.795494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.795564][ T32] r10:00000000 r9:85543b00 r8:80287e08 r7:ebccde60 r6:85543b80 r5:857c3000 [ 1346.795683][ T32] r4:00000001 [ 1346.795707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.795746][ T32] Exception stack(0xebce5fb0 to 0xebce5ff8) [ 1346.795775][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.795804][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.830030][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.830147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.830175][ T32] r4:855e18c0 [ 1346.830627][ T32] INFO: task kworker/0:828:5674 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.830665][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.830735][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.830808][ T32] Call trace: [ 1346.830842][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.830900][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.830923][ T32] r4:00000000 [ 1346.830943][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.830985][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.831014][ T32] 1d20: 855ad000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.831042][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.831067][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.831090][ T32] r5:80070013 r4:80239bb0 [ 1346.831111][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.831152][ T32] r4:82ac21e4 [ 1346.831171][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.831213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.831236][ T32] r4:e0581dc0 [ 1346.831256][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.831296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.831319][ T32] r4:00000000 [ 1346.831338][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.831383][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.831405][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.831447][ T32] r5:00001000 r4:df927000 [ 1346.831467][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.831506][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.831548][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.831568][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.831615][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.831637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.831683][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.831706][ T32] r4:84ddab80 [ 1346.831725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.831770][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.831792][ T32] r4:00000001 [ 1346.831817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.831852][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.831878][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.831905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.831931][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.831960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.831982][ T32] r4:84cfd140 [ 1346.832002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.832032][ T32] INFO: task kworker/0:829:5675 blocked for more than 473 seconds. [ 1346.832065][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.832090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.832111][ T32] task:kworker/0:829 state:D stack:0 pid:5675 tgid:5675 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.832156][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.832197][ T32] Call trace: [ 1346.832225][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.832273][ T32] r10:8291a684 r9:ebcd9d84 r8:00000002 r7:60000113 r6:ebcd9d8c r5:857c3c00 [ 1346.832295][ T32] r4:857c3c00 [ 1346.832315][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.832357][ T32] r5:857c3c00 r4:8291a680 [ 1346.832376][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.832414][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.832455][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd9e08 [ 1346.832477][ T32] r4:00000000 [ 1346.832497][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.832531][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.832564][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.832604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1ac0 [ 1346.832627][ T32] r4:00000000 [ 1346.832646][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.832689][ T32] r9:83018005 r8:857c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1346.832710][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.832751][ T32] r5:00001000 r4:ebb35000 [ 1346.832770][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.832815][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.832857][ T32] r5:8577bf8c r4:8577bc00 [ 1346.832876][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.832920][ T32] r7:dddced80 r6:83018000 r5:8577bf8c r4:85543c00 [ 1346.832940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.832984][ T32] r10:61c88647 r9:857c3c00 r8:85543c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.833006][ T32] r4:85543c00 [ 1346.833026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.833070][ T32] r10:00000000 r9:85543c00 r8:80287e08 r7:ebce5e60 r6:85543c80 r5:857c3c00 [ 1346.833093][ T32] r4:00000001 [ 1346.833111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.833146][ T32] Exception stack(0xebcd9fb0 to 0xebcd9ff8) [ 1346.833171][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.833199][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.833224][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.833253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.833274][ T32] r4:855e1c00 [ 1346.833573][ T32] INFO: task kworker/0:829:5675 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.833607][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.833660][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.833701][ T32] Call trace: [ 1346.833730][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.833780][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.833814][ T32] r4:00000000 [ 1346.833835][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.833874][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.833902][ T32] 1d20: 855ad000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.833929][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.833981][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.834012][ T32] r5:80070013 r4:80239bb0 [ 1346.834032][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.834072][ T32] r4:82ac21e4 [ 1346.834092][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.834134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.834155][ T32] r4:e0581dc0 [ 1346.834174][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.834215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.834237][ T32] r4:00000000 [ 1346.834256][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.834299][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.834321][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.834361][ T32] r5:00001000 r4:df927000 [ 1346.834382][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.834420][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.834469][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.834489][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.834536][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.834557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.834603][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.834625][ T32] r4:84ddab80 [ 1346.834644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.834688][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.834710][ T32] r4:00000001 [ 1346.834728][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.834764][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.834790][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.834830][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.834856][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.834885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.834907][ T32] r4:84cfd140 [ 1346.834927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.834952][ T32] INFO: task kworker/0:830:5678 blocked for more than 473 seconds. [ 1346.834980][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.835003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.835023][ T32] task:kworker/0:830 state:D stack:0 pid:5678 tgid:5678 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.835067][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.835107][ T32] Call trace: [ 1346.835136][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.835183][ T32] r10:8291a684 r9:ebce9d84 r8:00000002 r7:60000013 r6:ebce9d8c r5:857c4800 [ 1346.835206][ T32] r4:857c4800 [ 1346.835225][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.835267][ T32] r5:857c4800 r4:8291a680 [ 1346.835287][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.835415][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.835463][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce9e08 [ 1346.835487][ T32] r4:00000000 [ 1346.835507][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.835542][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.835579][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.835620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c3cc0 [ 1346.835642][ T32] r4:00000000 [ 1346.835661][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.835705][ T32] r9:83018005 r8:857c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1346.835727][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.835771][ T32] r5:00001000 r4:ebcfd000 [ 1346.835791][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.835875][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.838405][ T32] r5:85788b8c r4:85788800 [ 1346.838446][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.838517][ T32] r7:dddced80 r6:83018000 r5:85788b8c r4:85543d00 [ 1346.838540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.838590][ T32] r10:61c88647 r9:857c4800 r8:85543d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.838613][ T32] r4:85543d00 [ 1346.838634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.838697][ T32] r10:00000000 r9:85543d00 r8:80287e08 r7:ebce5e60 r6:85543d80 r5:857c4800 [ 1346.838813][ T32] r4:00000001 [ 1346.838846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.838887][ T32] Exception stack(0xebce9fb0 to 0xebce9ff8) [ 1346.838940][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.838974][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.839004][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.839057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.839089][ T32] r4:855e1b80 [ 1346.839557][ T32] INFO: task kworker/0:830:5678 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.839690][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.839764][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.839852][ T32] Call trace: [ 1346.839890][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.839945][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.839970][ T32] r4:00000000 [ 1346.840046][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.840092][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.840122][ T32] 1d20: 855ad000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.840157][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.840220][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.840251][ T32] r5:80070013 r4:80239bb0 [ 1346.840272][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.840314][ T32] r4:82ac21e4 [ 1346.840334][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.840410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.840446][ T32] r4:e0581dc0 [ 1346.840490][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.840539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.840562][ T32] r4:00000000 [ 1346.840582][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.840628][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.840650][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.840691][ T32] r5:00001000 r4:df927000 [ 1346.840712][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.840763][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.840829][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.840855][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.840906][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.840929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.840976][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.841000][ T32] r4:84ddab80 [ 1346.841020][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.841087][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.841114][ T32] r4:00000001 [ 1346.841134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.841192][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.841223][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.841252][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.841280][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.841377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.841403][ T32] r4:84cfd140 [ 1346.841538][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.841574][ T32] INFO: task kworker/0:831:5679 blocked for more than 473 seconds. [ 1346.841607][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.841632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.841654][ T32] task:kworker/0:831 state:D stack:0 pid:5679 tgid:5679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.841710][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.841753][ T32] Call trace: [ 1346.841782][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.841836][ T32] r10:8291a684 r9:ebcedd84 r8:00000002 r7:60000113 r6:ebcedd8c r5:857c5400 [ 1346.841860][ T32] r4:857c5400 [ 1346.841881][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.841924][ T32] r5:857c5400 r4:8291a680 [ 1346.841943][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.842041][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.842093][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcede08 [ 1346.842118][ T32] r4:00000000 [ 1346.842138][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.842173][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.842207][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.842249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1e40 [ 1346.842310][ T32] r4:00000000 [ 1346.842358][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.842408][ T32] r9:83018005 r8:857c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1346.842430][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.842473][ T32] r5:00001000 r4:ebcf7000 [ 1346.842517][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.842562][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.842605][ T32] r5:8578878c r4:85788400 [ 1346.842625][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.842670][ T32] r7:dddced80 r6:83018000 r5:8578878c r4:85543e00 [ 1346.842692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.842740][ T32] r10:61c88647 r9:857c5400 r8:85543e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.842784][ T32] r4:85543e00 [ 1346.842814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.842862][ T32] r10:00000000 r9:85543e00 r8:80287e08 r7:ebce9e60 r6:85543e80 r5:857c5400 [ 1346.842886][ T32] r4:00000001 [ 1346.842907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.842943][ T32] Exception stack(0xebcedfb0 to 0xebcedff8) [ 1346.842969][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.842997][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.843024][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.843054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.843076][ T32] r4:855e1b80 [ 1346.843386][ T32] INFO: task kworker/0:831:5679 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.843422][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.843477][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.843535][ T32] Call trace: [ 1346.843593][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.843650][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.843676][ T32] r4:00000000 [ 1346.843697][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.843735][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.843811][ T32] 1d20: 855ad000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.843846][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.843878][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.843905][ T32] r5:80070013 r4:80239bb0 [ 1346.843926][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.843992][ T32] r4:82ac21e4 [ 1346.844019][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.844067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.844091][ T32] r4:e0581dc0 [ 1346.844111][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.844153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.844177][ T32] r4:00000000 [ 1346.844197][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.844242][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.844264][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.844328][ T32] r5:00001000 r4:df927000 [ 1346.844352][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.844396][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.844438][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.844481][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.844533][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.844555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.844605][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.844629][ T32] r4:84ddab80 [ 1346.844649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.844695][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.844717][ T32] r4:00000001 [ 1346.844737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.844772][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.844827][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.844863][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.844919][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.844954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.845014][ T32] r4:84cfd140 [ 1346.845041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.845069][ T32] INFO: task kworker/0:832:5682 blocked for more than 473 seconds. [ 1346.845100][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.845126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.845148][ T32] task:kworker/0:832 state:D stack:0 pid:5682 tgid:5682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.845195][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.845238][ T32] Call trace: [ 1346.845288][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.845339][ T32] r10:8291a684 r9:ebd01d84 r8:00000002 r7:60000013 r6:ebd01d8c r5:857c6c00 [ 1346.845363][ T32] r4:857c6c00 [ 1346.845382][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.845424][ T32] r5:857c6c00 r4:8291a680 [ 1346.845477][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.845522][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.845567][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd01e08 [ 1346.845590][ T32] r4:00000000 [ 1346.845609][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.845644][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.845679][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.845720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b2040 [ 1346.845743][ T32] r4:00000000 [ 1346.845763][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.845819][ T32] r9:83018005 r8:857c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1346.845842][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.870150][ T32] r5:00001000 r4:ebd07000 [ 1346.870223][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.870297][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.870343][ T32] r5:85788f8c r4:85788c00 [ 1346.870363][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.870412][ T32] r7:dddced80 r6:83018000 r5:85788f8c r4:85543f00 [ 1346.870433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.870482][ T32] r10:61c88647 r9:857c6c00 r8:85543f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.870504][ T32] r4:85543f00 [ 1346.870525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.870572][ T32] r10:00000000 r9:85543f00 r8:80287e08 r7:ebce9e60 r6:85543f80 r5:857c6c00 [ 1346.870596][ T32] r4:00000001 [ 1346.870615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.870654][ T32] Exception stack(0xebd01fb0 to 0xebd01ff8) [ 1346.870685][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.870714][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.870740][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.870770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.870793][ T32] r4:855e1f00 [ 1346.871247][ T32] INFO: task kworker/0:832:5682 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.871286][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.871355][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.871405][ T32] Call trace: [ 1346.871437][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.871506][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.871536][ T32] r4:00000000 [ 1346.871580][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.871627][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.871657][ T32] 1d20: 85950000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.871687][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.871713][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.871739][ T32] r5:80070013 r4:80239bb0 [ 1346.871761][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.871811][ T32] r4:82ac21e4 [ 1346.871853][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.871914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.871953][ T32] r4:e0581dc0 [ 1346.871978][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.872022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.872045][ T32] r4:00000000 [ 1346.872065][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.872112][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.872135][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.872177][ T32] r5:00001000 r4:df927000 [ 1346.872198][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.872265][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.872318][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.872361][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.872416][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.872439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.872488][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.872511][ T32] r4:84ddab80 [ 1346.872553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.872604][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.872628][ T32] r4:00000001 [ 1346.872648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.872722][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.872764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.872802][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.872833][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.872863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.872885][ T32] r4:84cfd140 [ 1346.872907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.880168][ T32] INFO: task kworker/0:833:5684 blocked for more than 473 seconds. [ 1346.880292][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.880322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.880346][ T32] task:kworker/0:833 state:D stack:0 pid:5684 tgid:5684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.880409][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.880473][ T32] Call trace: [ 1346.880506][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.880564][ T32] r10:8291a684 r9:ebcf5d84 r8:00000002 r7:60000113 r6:ebcf5d8c r5:857c6000 [ 1346.880590][ T32] r4:857c6000 [ 1346.880626][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.880678][ T32] r5:857c6000 r4:8291a680 [ 1346.880701][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.880742][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.880787][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf5e08 [ 1346.880822][ T32] r4:00000000 [ 1346.880843][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.880878][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.880917][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.880959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b2280 [ 1346.880995][ T32] r4:00000000 [ 1346.881020][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.881070][ T32] r9:83018005 r8:857c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1346.881092][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.881134][ T32] r5:00001000 r4:ebd1f000 [ 1346.881157][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.881196][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.881240][ T32] r5:8578978c r4:85789400 [ 1346.881261][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.881332][ T32] r7:dddced80 r6:83018000 r5:8578978c r4:856b4000 [ 1346.881359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.881409][ T32] r10:61c88647 r9:857c6000 r8:856b402c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.881431][ T32] r4:856b4000 [ 1346.881451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.881522][ T32] r10:00000000 r9:856b4000 r8:80287e08 r7:ebd01e60 r6:856b4080 r5:857c6000 [ 1346.881550][ T32] r4:00000001 [ 1346.881571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.881611][ T32] Exception stack(0xebcf5fb0 to 0xebcf5ff8) [ 1346.881640][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.881670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.881699][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.881728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.881750][ T32] r4:856b2000 [ 1346.882227][ T32] INFO: task kworker/0:833:5684 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.882267][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.882326][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.882371][ T32] Call trace: [ 1346.882401][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.882453][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.882476][ T32] r4:00000000 [ 1346.882497][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.882536][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.882594][ T32] 1d20: 85a5a000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.882631][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.882657][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.882684][ T32] r5:80070013 r4:80239bb0 [ 1346.882705][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.882787][ T32] r4:82ac21e4 [ 1346.882817][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.882862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.882885][ T32] r4:e0581dc0 [ 1346.882906][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.882949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.882973][ T32] r4:00000000 [ 1346.882994][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.883072][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.883112][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.883160][ T32] r5:00001000 r4:df927000 [ 1346.883181][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.883221][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.883298][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.883324][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.883387][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.883414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.883463][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.883486][ T32] r4:84ddab80 [ 1346.883505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.883551][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.883574][ T32] r4:00000001 [ 1346.883593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.883628][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.883669][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.883702][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.883750][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.883783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.883815][ T32] r4:84cfd140 [ 1346.883837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.883867][ T32] INFO: task kworker/0:834:5686 blocked for more than 473 seconds. [ 1346.883899][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.883923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.883945][ T32] task:kworker/0:834 state:D stack:0 pid:5686 tgid:5686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.883992][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.884034][ T32] Call trace: [ 1346.884164][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.884217][ T32] r10:8291a684 r9:ebd1dd84 r8:00000002 r7:60000013 r6:ebd1dd8c r5:857cec00 [ 1346.884241][ T32] r4:857cec00 [ 1346.884262][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.884306][ T32] r5:857cec00 r4:8291a680 [ 1346.884326][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.884367][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.884409][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd1de08 [ 1346.884433][ T32] r4:00000000 [ 1346.884458][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.884495][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.884530][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.884571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b2100 [ 1346.884594][ T32] r4:00000000 [ 1346.884613][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.884660][ T32] r9:83018005 r8:857cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1346.884698][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.884848][ T32] r5:00001000 r4:ebd0d000 [ 1346.884877][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.884923][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.884966][ T32] r5:8578938c r4:85789000 [ 1346.884985][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.885030][ T32] r7:dddced80 r6:83018000 r5:8578938c r4:856b4100 [ 1346.885053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.885101][ T32] r10:61c88647 r9:857cec00 r8:856b412c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.885123][ T32] r4:856b4100 [ 1346.885142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.885188][ T32] r10:00000000 r9:856b4100 r8:80287e08 r7:ebcf5e60 r6:8553f400 r5:857cec00 [ 1346.885256][ T32] r4:00000001 [ 1346.885282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.885321][ T32] Exception stack(0xebd1dfb0 to 0xebd1dff8) [ 1346.885348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.885376][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.885403][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.885431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.885454][ T32] r4:856b2340 [ 1346.885748][ T32] INFO: task kworker/0:834:5686 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.885783][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.885847][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.912318][ T32] Call trace: [ 1346.912408][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.912491][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.912517][ T32] r4:00000000 [ 1346.912539][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.912583][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.912616][ T32] 1d20: 85de6000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.912646][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.912671][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.912701][ T32] r5:80070013 r4:80239bb0 [ 1346.912727][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.912775][ T32] r4:82ac21e4 [ 1346.912806][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.912882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.912913][ T32] r4:e0581dc0 [ 1346.912933][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.912979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.913001][ T32] r4:00000000 [ 1346.913020][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.913067][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.913088][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.913133][ T32] r5:00001000 r4:df927000 [ 1346.913153][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.913193][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.913235][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.913254][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.913321][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.913347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.913395][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.913417][ T32] r4:84ddab80 [ 1346.913437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.913483][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.913524][ T32] r4:00000001 [ 1346.913549][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.913586][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.913613][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.913657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.913687][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.913717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.913759][ T32] r4:84cfd140 [ 1346.913786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.913846][ T32] INFO: task kworker/0:835:5688 blocked for more than 473 seconds. [ 1346.913913][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.913947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.914005][ T32] task:kworker/0:835 state:D stack:0 pid:5688 tgid:5688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.914110][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.914171][ T32] Call trace: [ 1346.914226][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.914280][ T32] r10:8291a684 r9:ebd2dd84 r8:00000002 r7:60000113 r6:ebd2dd8c r5:857cc800 [ 1346.914304][ T32] r4:857cc800 [ 1346.914325][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.914367][ T32] r5:857cc800 r4:8291a680 [ 1346.914406][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.914463][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.914528][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd2de08 [ 1346.914577][ T32] r4:00000000 [ 1346.914602][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.914638][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.914673][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.914714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b2640 [ 1346.914756][ T32] r4:00000000 [ 1346.914779][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.914832][ T32] r9:83018005 r8:857cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1346.914863][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.914909][ T32] r5:00001000 r4:ebd3d000 [ 1346.914929][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.914968][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.915010][ T32] r5:8578a38c r4:8578a000 [ 1346.915029][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.915099][ T32] r7:dddced80 r6:83018000 r5:8578a38c r4:856b4180 [ 1346.915162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.915224][ T32] r10:61c88647 r9:857cc800 r8:856b41ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.915268][ T32] r4:856b4180 [ 1346.915290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.915336][ T32] r10:00000000 r9:856b4180 r8:80287e08 r7:ebcf5e60 r6:8553f480 r5:857cc800 [ 1346.915360][ T32] r4:00000001 [ 1346.915379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.915433][ T32] Exception stack(0xebd2dfb0 to 0xebd2dff8) [ 1346.915488][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.915523][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.915557][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.915588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.915610][ T32] r4:856b2200 [ 1346.936736][ T32] INFO: task kworker/0:835:5688 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.936882][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.936966][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.937034][ T32] Call trace: [ 1346.937067][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.937128][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.937153][ T32] r4:00000000 [ 1346.937175][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.937218][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.937250][ T32] 1d20: 85fe4000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.937281][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.937307][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.937354][ T32] r5:80070013 r4:80239bb0 [ 1346.937381][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.937427][ T32] r4:82ac21e4 [ 1346.937448][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.937492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.937515][ T32] r4:e0581dc0 [ 1346.937536][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.937609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.937637][ T32] r4:00000000 [ 1346.937660][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.937708][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.937766][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.937849][ T32] r5:00001000 r4:df927000 [ 1346.937878][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.937922][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.937987][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.938022][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.938102][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.938129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.938178][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.938201][ T32] r4:84ddab80 [ 1346.938222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.938269][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.938291][ T32] r4:00000001 [ 1346.938311][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.938347][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.938374][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.938472][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.938505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.938581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.938612][ T32] r4:84cfd140 [ 1346.938688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.938743][ T32] INFO: task kworker/0:836:5690 blocked for more than 473 seconds. [ 1346.938783][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.938809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.938836][ T32] task:kworker/0:836 state:D stack:0 pid:5690 tgid:5690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.938912][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.938956][ T32] Call trace: [ 1346.938994][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.939069][ T32] r10:8291a684 r9:ebd35d84 r8:00000002 r7:60000113 r6:ebd35d8c r5:857cbc00 [ 1346.939142][ T32] r4:857cbc00 [ 1346.939168][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.939214][ T32] r5:857cbc00 r4:8291a680 [ 1346.939235][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.939275][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.939521][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd35e08 [ 1346.939552][ T32] r4:00000000 [ 1346.939798][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.939844][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.939926][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.939973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b2500 [ 1346.940080][ T32] r4:00000000 [ 1346.940199][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.940249][ T32] r9:83018005 r8:857cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1346.940271][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.940387][ T32] r5:00001000 r4:ebd37000 [ 1346.940482][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.940529][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.940588][ T32] r5:85789f8c r4:85789c00 [ 1346.940613][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.940659][ T32] r7:dddced80 r6:83018000 r5:85789f8c r4:856b4200 [ 1346.940680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.940727][ T32] r10:61c88647 r9:857cbc00 r8:856b422c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.940749][ T32] r4:856b4200 [ 1346.940769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.940819][ T32] r10:00000000 r9:856b4200 r8:80287e08 r7:ebd2de60 r6:8553f500 r5:857cbc00 [ 1346.940843][ T32] r4:00000001 [ 1346.940932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.940974][ T32] Exception stack(0xebd35fb0 to 0xebd35ff8) [ 1346.941001][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.941145][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.941179][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.941209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.941254][ T32] r4:856b2480 [ 1346.941628][ T32] INFO: task kworker/0:836:5690 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.941664][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.941719][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.941787][ T32] Call trace: [ 1346.941896][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.941998][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.942028][ T32] r4:00000000 [ 1346.942094][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.942142][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.942171][ T32] 1d20: 85fe4000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.942200][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.942237][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.942335][ T32] r5:80070013 r4:80239bb0 [ 1346.942361][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.942404][ T32] r4:82ac21e4 [ 1346.942424][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.942469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.942513][ T32] r4:e0581dc0 [ 1346.942722][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.942771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.942795][ T32] r4:00000000 [ 1346.942822][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.942870][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.942916][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.942966][ T32] r5:00001000 r4:df927000 [ 1346.942987][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.943028][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.943072][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.943116][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.943169][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.943192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.943239][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.943262][ T32] r4:84ddab80 [ 1346.943282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.943326][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.943349][ T32] r4:00000001 [ 1346.943368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.943404][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.943430][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.943457][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.943556][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.943591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.943615][ T32] r4:84cfd140 [ 1346.943659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.943690][ T32] INFO: task kworker/1:439:5691 blocked for more than 473 seconds. [ 1346.943768][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.943828][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.943854][ T32] task:kworker/1:439 state:D stack:0 pid:5691 tgid:5691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.943927][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.943969][ T32] Call trace: [ 1346.944000][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.944073][ T32] r10:8291a684 r9:ebd41d84 r8:00000002 r7:60000113 r6:ebd41d8c r5:857ce000 [ 1346.944118][ T32] r4:857ce000 [ 1346.944142][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.944186][ T32] r5:857ce000 r4:8291a680 [ 1346.944207][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.944245][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.944287][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd41e08 [ 1346.944311][ T32] r4:00000000 [ 1346.944332][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.944367][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.944402][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.944454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cc940 [ 1346.944481][ T32] r4:00000000 [ 1346.944512][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.944562][ T32] r9:83018205 r8:857ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1346.944594][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.944642][ T32] r5:00001000 r4:ebda9000 [ 1346.944663][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.944726][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.944775][ T32] r5:8574db8c r4:8574d800 [ 1346.944821][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.944888][ T32] r7:ddde2d80 r6:83018200 r5:8574db8c r4:8553f580 [ 1346.944915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.945032][ T32] r10:61c88647 r9:857ce000 r8:8553f5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.945064][ T32] r4:8553f580 [ 1346.945086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.945132][ T32] r10:00000000 r9:8553f580 r8:80287e08 r7:ebca1e60 r6:8553f600 r5:857ce000 [ 1346.945154][ T32] r4:00000001 [ 1346.945173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.945211][ T32] Exception stack(0xebd41fb0 to 0xebd41ff8) [ 1346.945237][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.945288][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.945320][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.945373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.945399][ T32] r4:85537ac0 [ 1346.945693][ T32] INFO: task kworker/1:439:5691 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.945751][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.971275][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.971455][ T32] Call trace: [ 1346.971497][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.971565][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.971591][ T32] r4:00000000 [ 1346.971613][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.971654][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.971685][ T32] 1d20: 863f4000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.971713][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.971801][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.971841][ T32] r5:80070013 r4:80239bb0 [ 1346.971864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.971910][ T32] r4:82ac21e4 [ 1346.971931][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.971975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.971998][ T32] r4:e0581dc0 [ 1346.972018][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.972059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.972081][ T32] r4:00000000 [ 1346.972101][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.972148][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1346.972170][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.972228][ T32] r5:00001000 r4:df927000 [ 1346.972253][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.972295][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.972338][ T32] r5:84f0cf8c r4:84f0cc00 [ 1346.972359][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.972434][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1346.972461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.972537][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.972563][ T32] r4:84ddab80 [ 1346.972586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.972712][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1346.972741][ T32] r4:00000001 [ 1346.972762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.972799][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1346.972832][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.972862][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.972889][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.972918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.972940][ T32] r4:84cfd140 [ 1346.972964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.972994][ T32] INFO: task kworker/0:837:5693 blocked for more than 473 seconds. [ 1346.973027][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.973078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.973109][ T32] task:kworker/0:837 state:D stack:0 pid:5693 tgid:5693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.973160][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.973201][ T32] Call trace: [ 1346.973232][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1346.973280][ T32] r10:8291a684 r9:ebd4dd84 r8:00000002 r7:60000113 r6:ebd4dd8c r5:857cd400 [ 1346.973303][ T32] r4:857cd400 [ 1346.973322][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1346.973368][ T32] r5:857cd400 r4:8291a680 [ 1346.973388][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.973428][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.973471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd4de08 [ 1346.973494][ T32] r4:00000000 [ 1346.973515][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1346.973550][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1346.973584][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.973784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b2940 [ 1346.973820][ T32] r4:00000000 [ 1346.973843][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1346.973890][ T32] r9:83018005 r8:857cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1346.973914][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1346.973974][ T32] r5:00001000 r4:ebd61000 [ 1346.973997][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1346.974067][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.974195][ T32] r5:8578ab8c r4:8578a800 [ 1346.974220][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.974267][ T32] r7:dddced80 r6:83018000 r5:8578ab8c r4:856b4280 [ 1346.974288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.974348][ T32] r10:61c88647 r9:857cd400 r8:856b42ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.974375][ T32] r4:856b4280 [ 1346.974394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.974440][ T32] r10:00000000 r9:856b4280 r8:80287e08 r7:ebd2de60 r6:8553f680 r5:857cd400 [ 1346.974533][ T32] r4:00000001 [ 1346.974558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.974594][ T32] Exception stack(0xebd4dfb0 to 0xebd4dff8) [ 1346.974621][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.974651][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.974677][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.974706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.974729][ T32] r4:856b2540 [ 1346.975186][ T32] INFO: task kworker/0:837:5693 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1346.975224][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.975282][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.975326][ T32] Call trace: [ 1346.975550][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.975721][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1346.975751][ T32] r4:00000000 [ 1346.975772][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.975854][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1346.999319][ T32] 1d20: 866a8000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1346.999376][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1346.999404][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.999433][ T32] r5:80070013 r4:80239bb0 [ 1346.999457][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.999587][ T32] r4:82ac21e4 [ 1346.999760][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.999821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1346.999850][ T32] r4:e0581dc0 [ 1346.999872][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1346.999917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1346.999939][ T32] r4:00000000 [ 1346.999959][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.000006][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.000028][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.000074][ T32] r5:00001000 r4:df927000 [ 1347.000107][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.000152][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.000197][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.000218][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.000265][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.000286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.000333][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.000356][ T32] r4:84ddab80 [ 1347.000456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.000509][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.000532][ T32] r4:00000001 [ 1347.000631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.000676][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.000704][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.000738][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.000777][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.000807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.000897][ T32] r4:84cfd140 [ 1347.000928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.000972][ T32] INFO: task kworker/0:838:5695 blocked for more than 473 seconds. [ 1347.001007][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.001032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.001054][ T32] task:kworker/0:838 state:D stack:0 pid:5695 tgid:5695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.001295][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.001390][ T32] Call trace: [ 1347.001429][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.001561][ T32] r10:8291a684 r9:ebd59d84 r8:00000002 r7:60000113 r6:ebd59d8c r5:857c8000 [ 1347.001591][ T32] r4:857c8000 [ 1347.001613][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.001660][ T32] r5:857c8000 r4:8291a680 [ 1347.001697][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.001742][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.001785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd59e08 [ 1347.001824][ T32] r4:00000000 [ 1347.001850][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.001925][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.001985][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.002028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b2840 [ 1347.002052][ T32] r4:00000000 [ 1347.002150][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.002199][ T32] r9:83018005 r8:857c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1347.002251][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.002299][ T32] r5:00001000 r4:ebd5b000 [ 1347.002319][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.002360][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.002403][ T32] r5:8578a78c r4:8578a400 [ 1347.002423][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.002506][ T32] r7:dddced80 r6:83018000 r5:8578a78c r4:856b4300 [ 1347.002609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.002661][ T32] r10:61c88647 r9:857c8000 r8:856b432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.002718][ T32] r4:856b4300 [ 1347.002741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.002789][ T32] r10:00000000 r9:856b4300 r8:80287e08 r7:ebd4de60 r6:8553f700 r5:857c8000 [ 1347.002821][ T32] r4:00000001 [ 1347.002844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.002880][ T32] Exception stack(0xebd59fb0 to 0xebd59ff8) [ 1347.002922][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.002956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.002986][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.003094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.003122][ T32] r4:856b2680 [ 1347.003566][ T32] INFO: task kworker/0:838:5695 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.003604][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.003662][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.003708][ T32] Call trace: [ 1347.003738][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.003791][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.003917][ T32] r4:00000000 [ 1347.003945][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.003990][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.004020][ T32] 1d20: 866a8000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.004050][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.004076][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.004249][ T32] r5:80070013 r4:80239bb0 [ 1347.004275][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.004317][ T32] r4:82ac21e4 [ 1347.004338][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.004383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.004406][ T32] r4:e0581dc0 [ 1347.004426][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.004473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.004495][ T32] r4:00000000 [ 1347.004515][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.004560][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.004761][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.004811][ T32] r5:00001000 r4:df927000 [ 1347.004841][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.004915][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.004964][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.004985][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.005033][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.005055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.005102][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.005124][ T32] r4:84ddab80 [ 1347.005144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.005190][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.005211][ T32] r4:00000001 [ 1347.005231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.005279][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.005311][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.005351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.005382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.005423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.005449][ T32] r4:84cfd140 [ 1347.005471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.005530][ T32] INFO: task kworker/0:839:5697 blocked for more than 473 seconds. [ 1347.005564][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.005588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.005609][ T32] task:kworker/0:839 state:D stack:0 pid:5697 tgid:5697 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.005653][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.005695][ T32] Call trace: [ 1347.005830][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.026600][ T32] r10:8291a684 r9:ebd69d84 r8:00000002 r7:60000113 r6:ebd69d8c r5:857d0c00 [ 1347.026716][ T32] r4:857d0c00 [ 1347.026769][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.026855][ T32] r5:857d0c00 r4:8291a680 [ 1347.026878][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.026920][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.026978][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd69e08 [ 1347.027009][ T32] r4:00000000 [ 1347.027031][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.027067][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.027176][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.027233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b2d40 [ 1347.027265][ T32] r4:00000000 [ 1347.027287][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.027359][ T32] r9:83018005 r8:857d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1347.027389][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.027437][ T32] r5:00001000 r4:ebd8f000 [ 1347.027457][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.027502][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.027548][ T32] r5:8578b78c r4:8578b400 [ 1347.027569][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.027617][ T32] r7:dddced80 r6:83018000 r5:8578b78c r4:856b4380 [ 1347.027639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.027689][ T32] r10:61c88647 r9:857d0c00 r8:856b43ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.027711][ T32] r4:856b4380 [ 1347.027731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.027776][ T32] r10:00000000 r9:856b4380 r8:80287e08 r7:ebd4de60 r6:8553f780 r5:857d0c00 [ 1347.027847][ T32] r4:00000001 [ 1347.027896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.027946][ T32] Exception stack(0xebd69fb0 to 0xebd69ff8) [ 1347.027979][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.028032][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.028064][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.028107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.028136][ T32] r4:856b2780 [ 1347.028583][ T32] INFO: task kworker/0:839:5697 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.028644][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.028768][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.028880][ T32] Call trace: [ 1347.028934][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.028993][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.029018][ T32] r4:00000000 [ 1347.029039][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.029079][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.029109][ T32] 1d20: 869d9000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.029139][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.029164][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.029303][ T32] r5:80070013 r4:80239bb0 [ 1347.029340][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.029388][ T32] r4:82ac21e4 [ 1347.029410][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.029454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.029477][ T32] r4:e0581dc0 [ 1347.029497][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.029563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.029592][ T32] r4:00000000 [ 1347.029645][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.029697][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.029719][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.029761][ T32] r5:00001000 r4:df927000 [ 1347.029795][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.029880][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.029929][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.029951][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.030022][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.030044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.030092][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.030127][ T32] r4:84ddab80 [ 1347.030153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.030200][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.030228][ T32] r4:00000001 [ 1347.030250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.030285][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.030345][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.030378][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.030410][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.030441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.030479][ T32] r4:84cfd140 [ 1347.030505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.030536][ T32] INFO: task kworker/0:840:5699 blocked for more than 473 seconds. [ 1347.030570][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.030617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.030667][ T32] task:kworker/0:840 state:D stack:0 pid:5699 tgid:5699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.030719][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.030769][ T32] Call trace: [ 1347.030825][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.030880][ T32] r10:8291a684 r9:ebd81d84 r8:00000002 r7:60000013 r6:ebd81d8c r5:857d0000 [ 1347.030905][ T32] r4:857d0000 [ 1347.030925][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.030968][ T32] r5:857d0000 r4:8291a680 [ 1347.030988][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.031027][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.031071][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd81e08 [ 1347.031093][ T32] r4:00000000 [ 1347.031113][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.031148][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.031229][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.031277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b2a00 [ 1347.031326][ T32] r4:00000000 [ 1347.031351][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.031398][ T32] r9:83018005 r8:857d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1347.031420][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.031481][ T32] r5:00001000 r4:ebd77000 [ 1347.031553][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.031597][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.031641][ T32] r5:8578af8c r4:8578ac00 [ 1347.031661][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.031706][ T32] r7:dddced80 r6:83018000 r5:8578af8c r4:856b4400 [ 1347.031727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.031792][ T32] r10:61c88647 r9:857d0000 r8:856b442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.031822][ T32] r4:856b4400 [ 1347.031843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.031888][ T32] r10:00000000 r9:856b4400 r8:80287e08 r7:ebd69e60 r6:8553f800 r5:857d0000 [ 1347.031913][ T32] r4:00000001 [ 1347.031955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.032003][ T32] Exception stack(0xebd81fb0 to 0xebd81ff8) [ 1347.032030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.032061][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.032089][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.032153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.032289][ T32] r4:856b2980 [ 1347.032599][ T32] INFO: task kworker/0:840:5699 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.032660][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.032729][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.032774][ T32] Call trace: [ 1347.032837][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.032891][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.032916][ T32] r4:00000000 [ 1347.032936][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.032975][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.033005][ T32] 1d20: 869d9000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.033035][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.033061][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.033085][ T32] r5:80070013 r4:80239bb0 [ 1347.033129][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.033175][ T32] r4:82ac21e4 [ 1347.033196][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.033241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.033264][ T32] r4:e0581dc0 [ 1347.033283][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.033324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.033346][ T32] r4:00000000 [ 1347.033368][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.033412][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.033445][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.033609][ T32] r5:00001000 r4:df927000 [ 1347.033648][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.033763][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.033811][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.033863][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.033918][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.033942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.034023][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.034051][ T32] r4:84ddab80 [ 1347.034070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.034139][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.034167][ T32] r4:00000001 [ 1347.034189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.034238][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.034269][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.034299][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.034338][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.034394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.034421][ T32] r4:84cfd140 [ 1347.034442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.034497][ T32] INFO: task kworker/0:841:5701 blocked for more than 473 seconds. [ 1347.034530][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.034572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.034602][ T32] task:kworker/0:841 state:D stack:0 pid:5701 tgid:5701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.034651][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.034692][ T32] Call trace: [ 1347.034746][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.034801][ T32] r10:8291a684 r9:ebd8dd84 r8:00000002 r7:60000013 r6:ebd8dd8c r5:857d3000 [ 1347.034833][ T32] r4:857d3000 [ 1347.034854][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.034897][ T32] r5:857d3000 r4:8291a680 [ 1347.034919][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.034958][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.035000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd8de08 [ 1347.035023][ T32] r4:00000000 [ 1347.035044][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.035079][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.035136][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.035183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b2b40 [ 1347.035206][ T32] r4:00000000 [ 1347.035227][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.035275][ T32] r9:83018005 r8:857d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1347.035297][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.035339][ T32] r5:00001000 r4:ebd7d000 [ 1347.035358][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.035398][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.035441][ T32] r5:8578b38c r4:8578b000 [ 1347.035460][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.035516][ T32] r7:dddced80 r6:83018000 r5:8578b38c r4:856b4480 [ 1347.035541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.035590][ T32] r10:61c88647 r9:857d3000 r8:856b44ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.035614][ T32] r4:856b4480 [ 1347.035657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.035734][ T32] r10:00000000 r9:856b4480 r8:80287e08 r7:ebd69e60 r6:8553f880 r5:857d3000 [ 1347.035788][ T32] r4:00000001 [ 1347.035825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.065070][ T32] Exception stack(0xebd8dfb0 to 0xebd8dff8) [ 1347.065157][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.065200][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.065240][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.065276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.065301][ T32] r4:856b2a40 [ 1347.065749][ T32] INFO: task kworker/0:841:5701 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.065789][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.076262][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.076441][ T32] Call trace: [ 1347.076509][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.076579][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.076606][ T32] r4:00000000 [ 1347.076629][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.076676][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.076710][ T32] 1d20: 87185000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.076744][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.076773][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.076801][ T32] r5:80070013 r4:80239bb0 [ 1347.076831][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.076880][ T32] r4:82ac21e4 [ 1347.076902][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.076950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.076998][ T32] r4:e0581dc0 [ 1347.077024][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.077074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.077099][ T32] r4:00000000 [ 1347.077121][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.077220][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.077249][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.077298][ T32] r5:00001000 r4:df927000 [ 1347.077336][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.077382][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.077449][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.077639][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.077695][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.077762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.077824][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.077852][ T32] r4:84ddab80 [ 1347.077993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.078075][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.078229][ T32] r4:00000001 [ 1347.078258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.078297][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.078370][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.078438][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.078482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.078516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.078539][ T32] r4:84cfd140 [ 1347.078563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.078595][ T32] INFO: task kworker/0:842:5704 blocked for more than 473 seconds. [ 1347.078630][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.078655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.078677][ T32] task:kworker/0:842 state:D stack:0 pid:5704 tgid:5704 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.078754][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.078879][ T32] Call trace: [ 1347.078923][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.078974][ T32] r10:8291a684 r9:ebd99d84 r8:00000002 r7:60000113 r6:ebd99d8c r5:857d1800 [ 1347.079067][ T32] r4:857d1800 [ 1347.079152][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.079202][ T32] r5:857d1800 r4:8291a680 [ 1347.079223][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.079264][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.079306][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd99e08 [ 1347.079330][ T32] r4:00000000 [ 1347.079366][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.079406][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.079441][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.079621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b2e00 [ 1347.079653][ T32] r4:00000000 [ 1347.079675][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.079777][ T32] r9:83018005 r8:857d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1347.079804][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.079868][ T32] r5:00001000 r4:ebd95000 [ 1347.079893][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.079933][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.079974][ T32] r5:8578bb8c r4:8578b800 [ 1347.079996][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.080061][ T32] r7:dddced80 r6:83018000 r5:8578bb8c r4:856b4500 [ 1347.080085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.080134][ T32] r10:61c88647 r9:857d1800 r8:856b452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.080158][ T32] r4:856b4500 [ 1347.080181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.080228][ T32] r10:00000000 r9:856b4500 r8:80287e08 r7:ebd69e60 r6:8553f900 r5:857d1800 [ 1347.080251][ T32] r4:00000001 [ 1347.080270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.080305][ T32] Exception stack(0xebd99fb0 to 0xebd99ff8) [ 1347.080330][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.080359][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.080387][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.080416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.080438][ T32] r4:856b2c80 [ 1347.080937][ T32] INFO: task kworker/0:842:5704 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.080978][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.081085][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.081142][ T32] Call trace: [ 1347.081415][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.081474][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.081498][ T32] r4:00000000 [ 1347.081563][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.081630][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.081663][ T32] 1d20: 87185000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.081693][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.081719][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.081742][ T32] r5:80070013 r4:80239bb0 [ 1347.081786][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.081837][ T32] r4:82ac21e4 [ 1347.081859][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.081902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.081926][ T32] r4:e0581dc0 [ 1347.081946][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.082010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.082255][ T32] r4:00000000 [ 1347.082291][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.082364][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.082462][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.082510][ T32] r5:00001000 r4:df927000 [ 1347.082531][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.082663][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.082713][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.082734][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.082796][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.082827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.082878][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.082901][ T32] r4:84ddab80 [ 1347.082920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.082968][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.082992][ T32] r4:00000001 [ 1347.083012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.083091][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.083133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.083166][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.083193][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.083222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.083291][ T32] r4:84cfd140 [ 1347.083317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.083343][ T32] INFO: task kworker/0:843:5706 blocked for more than 473 seconds. [ 1347.083386][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.083415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.083505][ T32] task:kworker/0:843 state:D stack:0 pid:5706 tgid:5706 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.083590][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.083803][ T32] Call trace: [ 1347.083845][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.083919][ T32] r10:8291a684 r9:ebda1d84 r8:00000002 r7:60000013 r6:ebda1d8c r5:857d3c00 [ 1347.083948][ T32] r4:857d3c00 [ 1347.083984][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.084031][ T32] r5:857d3c00 r4:8291a680 [ 1347.084144][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.084382][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.084457][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebda1e08 [ 1347.084521][ T32] r4:00000000 [ 1347.084569][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.084681][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.084722][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.084772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85537e80 [ 1347.084798][ T32] r4:00000000 [ 1347.084823][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.084870][ T32] r9:83018005 r8:857d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1347.084893][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.084981][ T32] r5:00001000 r4:ebda3000 [ 1347.085006][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.085065][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.085114][ T32] r5:8578bf8c r4:8578bc00 [ 1347.085135][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.085180][ T32] r7:dddced80 r6:83018000 r5:8578bf8c r4:856b4580 [ 1347.085200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.085315][ T32] r10:61c88647 r9:857d3c00 r8:856b45ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.085348][ T32] r4:856b4580 [ 1347.085370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.085416][ T32] r10:00000000 r9:856b4580 r8:80287e08 r7:ebd99e60 r6:8553f980 r5:857d3c00 [ 1347.085453][ T32] r4:00000001 [ 1347.085477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.085513][ T32] Exception stack(0xebda1fb0 to 0xebda1ff8) [ 1347.085631][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.085740][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.085771][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.085815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.085901][ T32] r4:856b2cc0 [ 1347.118729][ T32] INFO: task kworker/0:843:5706 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.118798][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.118883][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.118975][ T32] Call trace: [ 1347.119015][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.119082][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.119110][ T32] r4:00000000 [ 1347.119132][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.119175][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.119208][ T32] 1d20: 8747c000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.119238][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.119264][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.119312][ T32] r5:80070013 r4:80239bb0 [ 1347.119338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.119432][ T32] r4:82ac21e4 [ 1347.119458][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.119505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.119528][ T32] r4:e0581dc0 [ 1347.119548][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.119590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.119637][ T32] r4:00000000 [ 1347.119662][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.119711][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.119801][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.119854][ T32] r5:00001000 r4:df927000 [ 1347.119876][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.120152][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.120252][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.120278][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.120342][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.120368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.120415][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.120438][ T32] r4:84ddab80 [ 1347.120531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.120583][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.120630][ T32] r4:00000001 [ 1347.120654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.120692][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.120719][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.120753][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.120794][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.121480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.121510][ T32] r4:84cfd140 [ 1347.121535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.121576][ T32] INFO: task kworker/0:844:5708 blocked for more than 473 seconds. [ 1347.121635][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.121738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.121764][ T32] task:kworker/0:844 state:D stack:0 pid:5708 tgid:5708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.121863][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.121906][ T32] Call trace: [ 1347.121949][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.122049][ T32] r10:8291a684 r9:ebd85d84 r8:00000002 r7:60000013 r6:ebd85d8c r5:857d4800 [ 1347.122082][ T32] r4:857d4800 [ 1347.122130][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.122204][ T32] r5:857d4800 r4:8291a680 [ 1347.122243][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.122290][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.122333][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd85e08 [ 1347.122425][ T32] r4:00000000 [ 1347.122451][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.122488][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.122523][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.122567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856db000 [ 1347.122600][ T32] r4:00000000 [ 1347.122631][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.122694][ T32] r9:83018005 r8:857d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1347.122730][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.122777][ T32] r5:00001000 r4:dfae3000 [ 1347.122797][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.122843][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.122887][ T32] r5:8578c78c r4:8578c400 [ 1347.122907][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.122952][ T32] r7:dddced80 r6:83018000 r5:8578c78c r4:856b4600 [ 1347.122974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.123052][ T32] r10:61c88647 r9:857d4800 r8:856b462c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.123079][ T32] r4:856b4600 [ 1347.123131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.123206][ T32] r10:00000000 r9:856b4600 r8:80287e08 r7:ebda1e60 r6:8553fa00 r5:857d4800 [ 1347.123233][ T32] r4:00000001 [ 1347.123276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.123316][ T32] Exception stack(0xebd85fb0 to 0xebd85ff8) [ 1347.123354][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.123397][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.123451][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.123512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.123541][ T32] r4:85537b80 [ 1347.123807][ T32] INFO: task kworker/0:844:5708 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.123850][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.124011][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.124086][ T32] Call trace: [ 1347.124118][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.124196][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.124248][ T32] r4:00000000 [ 1347.124273][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.124315][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.124416][ T32] 1d20: 8747c000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.124501][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.124532][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.124607][ T32] r5:80070013 r4:80239bb0 [ 1347.124633][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.124676][ T32] r4:82ac21e4 [ 1347.124757][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.124806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.124834][ T32] r4:e0581dc0 [ 1347.124854][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.124944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.124971][ T32] r4:00000000 [ 1347.124993][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.125041][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.125063][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.125106][ T32] r5:00001000 r4:df927000 [ 1347.125197][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.125243][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.125286][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.125330][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.125382][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.125405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.125453][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.125514][ T32] r4:84ddab80 [ 1347.125540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.125787][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.125815][ T32] r4:00000001 [ 1347.153742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.153890][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.153927][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.153975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.154007][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.154066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.154097][ T32] r4:84cfd140 [ 1347.154123][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.154157][ T32] INFO: task kworker/1:440:5709 blocked for more than 473 seconds. [ 1347.154191][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.154216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.154238][ T32] task:kworker/1:440 state:D stack:0 pid:5709 tgid:5709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.154328][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.154379][ T32] Call trace: [ 1347.154441][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.154592][ T32] r10:8291a684 r9:ebdb1d84 r8:00000002 r7:60000113 r6:ebdb1d8c r5:857d5400 [ 1347.154621][ T32] r4:857d5400 [ 1347.154641][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.154737][ T32] r5:857d5400 r4:8291a680 [ 1347.154762][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.154803][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.154855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb1e08 [ 1347.154879][ T32] r4:00000000 [ 1347.154901][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.154983][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.155031][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.155074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ccb80 [ 1347.155097][ T32] r4:00000000 [ 1347.155117][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.155164][ T32] r9:83018205 r8:857d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1347.155210][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.155325][ T32] r5:00001000 r4:ebdb3000 [ 1347.155350][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.155446][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.155499][ T32] r5:8574df8c r4:8574dc00 [ 1347.155522][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.155665][ T32] r7:ddde2d80 r6:83018200 r5:8574df8c r4:8553fa80 [ 1347.155691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.155766][ T32] r10:61c88647 r9:857d5400 r8:8553faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.155793][ T32] r4:8553fa80 [ 1347.155815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.161443][ T32] r10:00000000 r9:8553fa80 r8:80287e08 r7:ebca1e60 r6:8553fb00 r5:857d5400 [ 1347.161526][ T32] r4:00000001 [ 1347.161556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.161610][ T32] Exception stack(0xebdb1fb0 to 0xebdb1ff8) [ 1347.161642][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.161674][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.161723][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.161771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.161798][ T32] r4:856cc900 [ 1347.162310][ T32] INFO: task kworker/1:440:5709 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.162353][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.162420][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.162469][ T32] Call trace: [ 1347.162524][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.162584][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.162633][ T32] r4:00000000 [ 1347.162658][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.162699][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.162728][ T32] 1d20: 87a45000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.162787][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.162837][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.162865][ T32] r5:80070013 r4:80239bb0 [ 1347.162887][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.162930][ T32] r4:82ac21e4 [ 1347.162952][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.162996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.163032][ T32] r4:e0581dc0 [ 1347.163108][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.163160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.163186][ T32] r4:00000000 [ 1347.163207][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.163254][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.163276][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.163318][ T32] r5:00001000 r4:df927000 [ 1347.163362][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.163430][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.163479][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.163514][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.163592][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.163618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.163715][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.163743][ T32] r4:84ddab80 [ 1347.163764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.163811][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.163841][ T32] r4:00000001 [ 1347.163861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.163920][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.163951][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.163980][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.164031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.164079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.164104][ T32] r4:84cfd140 [ 1347.164149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.164206][ T32] INFO: task kworker/0:845:5712 blocked for more than 473 seconds. [ 1347.164267][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.164297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.164319][ T32] task:kworker/0:845 state:D stack:0 pid:5712 tgid:5712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.164398][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.164462][ T32] Call trace: [ 1347.164510][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.164568][ T32] r10:8291a684 r9:ebd11d84 r8:00000002 r7:60000113 r6:ebd11d8c r5:857d6000 [ 1347.164618][ T32] r4:857d6000 [ 1347.164666][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.164715][ T32] r5:857d6000 r4:8291a680 [ 1347.164735][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.164801][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.164855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd11e08 [ 1347.164879][ T32] r4:00000000 [ 1347.164900][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.164935][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.164970][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.165011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b2fc0 [ 1347.165061][ T32] r4:00000000 [ 1347.165087][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.165133][ T32] r9:83018005 r8:857d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1347.165180][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.165227][ T32] r5:00001000 r4:dfac5000 [ 1347.165368][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.165484][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.165559][ T32] r5:8578c38c r4:8578c000 [ 1347.165583][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.165641][ T32] r7:dddced80 r6:83018000 r5:8578c38c r4:856b4680 [ 1347.165666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.165714][ T32] r10:61c88647 r9:857d6000 r8:856b46ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.165737][ T32] r4:856b4680 [ 1347.165757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.165807][ T32] r10:00000000 r9:856b4680 r8:80287e08 r7:ebd85e60 r6:8553fb80 r5:857d6000 [ 1347.165908][ T32] r4:00000001 [ 1347.176304][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.176376][ T32] Exception stack(0xebd11fb0 to 0xebd11ff8) [ 1347.176410][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.176441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.176469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.176501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.176551][ T32] r4:85537640 [ 1347.176991][ T32] INFO: task kworker/0:845:5712 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.177031][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.177174][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.177254][ T32] Call trace: [ 1347.177340][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.177400][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.177425][ T32] r4:00000000 [ 1347.177445][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.177488][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.177518][ T32] 1d20: 87b47000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.177547][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.177646][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.177676][ T32] r5:80070013 r4:80239bb0 [ 1347.177747][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.177798][ T32] r4:82ac21e4 [ 1347.177854][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.177904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.177929][ T32] r4:e0581dc0 [ 1347.177950][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.178036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.178089][ T32] r4:00000000 [ 1347.178142][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.178223][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.178251][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.178299][ T32] r5:00001000 r4:df927000 [ 1347.178394][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.178441][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.178487][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.178509][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.178558][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.178580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.178628][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.178651][ T32] r4:84ddab80 [ 1347.178671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.178717][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.178765][ T32] r4:00000001 [ 1347.178790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.178836][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.178865][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.178895][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.178934][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.178969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.178995][ T32] r4:84cfd140 [ 1347.179067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.179109][ T32] INFO: task kworker/0:846:5715 blocked for more than 473 seconds. [ 1347.179165][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.179201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.179248][ T32] task:kworker/0:846 state:D stack:0 pid:5715 tgid:5715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.179301][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.179343][ T32] Call trace: [ 1347.179525][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.179582][ T32] r10:8291a684 r9:ebb4dd84 r8:00000002 r7:60000113 r6:ebb4dd8c r5:857d6c00 [ 1347.179631][ T32] r4:857d6c00 [ 1347.179656][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.179707][ T32] r5:857d6c00 r4:8291a680 [ 1347.179729][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.179769][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.179828][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb4de08 [ 1347.179855][ T32] r4:00000000 [ 1347.179899][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.179941][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.179980][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.180070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856db200 [ 1347.180098][ T32] r4:00000000 [ 1347.180123][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.180268][ T32] r9:83018005 r8:857d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1347.180294][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.180339][ T32] r5:00001000 r4:eae07000 [ 1347.180359][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.180423][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.180542][ T32] r5:8578cb8c r4:8578c800 [ 1347.180572][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.180623][ T32] r7:dddced80 r6:83018000 r5:8578cb8c r4:856b4700 [ 1347.180644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.180718][ T32] r10:61c88647 r9:857d6c00 r8:856b472c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.180771][ T32] r4:856b4700 [ 1347.180795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.180872][ T32] r10:00000000 r9:856b4700 r8:80287e08 r7:ebd85e60 r6:8553fc00 r5:857d6c00 [ 1347.180904][ T32] r4:00000001 [ 1347.180926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.180964][ T32] Exception stack(0xebb4dfb0 to 0xebb4dff8) [ 1347.180991][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.181042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.181078][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.181109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.181206][ T32] r4:856db100 [ 1347.181526][ T32] INFO: task kworker/0:846:5715 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.181566][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.181699][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.181851][ T32] Call trace: [ 1347.182005][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.182060][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.182084][ T32] r4:00000000 [ 1347.182120][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.182166][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.182196][ T32] 1d20: 87b47000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.182247][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.182284][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.182320][ T32] r5:80070013 r4:80239bb0 [ 1347.182345][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.182411][ T32] r4:82ac21e4 [ 1347.182436][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.182481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.182520][ T32] r4:e0581dc0 [ 1347.182544][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.182586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.182611][ T32] r4:00000000 [ 1347.182631][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.182675][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.182720][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.182767][ T32] r5:00001000 r4:df927000 [ 1347.182790][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.182838][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.182882][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.182902][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.182947][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.183006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.183058][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.183083][ T32] r4:84ddab80 [ 1347.183163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.183214][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.183262][ T32] r4:00000001 [ 1347.183285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.183347][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.183378][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.183408][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.183435][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.183463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.183485][ T32] r4:84cfd140 [ 1347.183506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.183533][ T32] INFO: task kworker/0:847:5717 blocked for more than 473 seconds. [ 1347.183561][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.183633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.183659][ T32] task:kworker/0:847 state:D stack:0 pid:5717 tgid:5717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.183704][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.183798][ T32] Call trace: [ 1347.183925][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.183975][ T32] r10:8291a684 r9:ebb9dd84 r8:00000002 r7:60000113 r6:ebb9dd8c r5:857d2400 [ 1347.184000][ T32] r4:857d2400 [ 1347.184069][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.184117][ T32] r5:857d2400 r4:8291a680 [ 1347.184138][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.184201][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.184248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb9de08 [ 1347.184274][ T32] r4:00000000 [ 1347.184294][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.184329][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.184375][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.184447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856db540 [ 1347.184475][ T32] r4:00000000 [ 1347.184508][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.184559][ T32] r9:83018005 r8:857d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1347.184581][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.184646][ T32] r5:00001000 r4:eb2e9000 [ 1347.184670][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.184785][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.184839][ T32] r5:8578d38c r4:8578d000 [ 1347.184865][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.184938][ T32] r7:dddced80 r6:83018000 r5:8578d38c r4:856b4780 [ 1347.184974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.185028][ T32] r10:61c88647 r9:857d2400 r8:856b47ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.185075][ T32] r4:856b4780 [ 1347.185133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.185206][ T32] r10:00000000 r9:856b4780 r8:80287e08 r7:ebb4de60 r6:8553fc80 r5:857d2400 [ 1347.185233][ T32] r4:00000001 [ 1347.185254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.185290][ T32] Exception stack(0xebb9dfb0 to 0xebb9dff8) [ 1347.185330][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.185364][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.185391][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.185437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.185464][ T32] r4:856db1c0 [ 1347.185704][ T32] INFO: task kworker/0:847:5717 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.185739][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.185916][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.218012][ T32] Call trace: [ 1347.218097][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.218192][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.218223][ T32] r4:00000000 [ 1347.218248][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.218295][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.218330][ T32] 1d20: 8820f000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.218362][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.218388][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.218415][ T32] r5:80070013 r4:80239bb0 [ 1347.218436][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.218482][ T32] r4:82ac21e4 [ 1347.218503][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.218548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.218573][ T32] r4:e0581dc0 [ 1347.218595][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.218700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.218729][ T32] r4:00000000 [ 1347.218751][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.218808][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.218855][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.218909][ T32] r5:00001000 r4:df927000 [ 1347.218931][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.218997][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.219048][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.219093][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.219195][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.219225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.219278][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.219324][ T32] r4:84ddab80 [ 1347.219364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.219441][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.219491][ T32] r4:00000001 [ 1347.219547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.219588][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.219618][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.219649][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.219700][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.219735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.219815][ T32] r4:84cfd140 [ 1347.219850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.219884][ T32] INFO: task kworker/0:848:5718 blocked for more than 473 seconds. [ 1347.219942][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.219973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.220020][ T32] task:kworker/0:848 state:D stack:0 pid:5718 tgid:5718 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.220116][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.220165][ T32] Call trace: [ 1347.220213][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.220312][ T32] r10:8291a684 r9:ebbedd84 r8:00000002 r7:60000113 r6:ebbedd8c r5:847d9800 [ 1347.220340][ T32] r4:847d9800 [ 1347.220361][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.220405][ T32] r5:847d9800 r4:8291a680 [ 1347.220425][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.220465][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.220507][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbede08 [ 1347.220531][ T32] r4:00000000 [ 1347.220551][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.220585][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.220664][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.220761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856db3c0 [ 1347.220791][ T32] r4:00000000 [ 1347.220858][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.220920][ T32] r9:83018005 r8:847d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1347.220945][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.220988][ T32] r5:00001000 r4:eb005000 [ 1347.221008][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.221086][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.221136][ T32] r5:8578cf8c r4:8578cc00 [ 1347.221157][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.221203][ T32] r7:dddced80 r6:83018000 r5:8578cf8c r4:856b4800 [ 1347.221224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.221273][ T32] r10:61c88647 r9:847d9800 r8:856b482c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.221301][ T32] r4:856b4800 [ 1347.221370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.221438][ T32] r10:00000000 r9:856b4800 r8:80287e08 r7:ebb9de60 r6:856b4880 r5:847d9800 [ 1347.221466][ T32] r4:00000001 [ 1347.221488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.221557][ T32] Exception stack(0xebbedfb0 to 0xebbedff8) [ 1347.221588][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.221665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.221697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.221753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.221796][ T32] r4:856db380 [ 1347.222366][ T32] INFO: task kworker/0:848:5718 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.222433][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.222575][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.222656][ T32] Call trace: [ 1347.222689][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.222742][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.222773][ T32] r4:00000000 [ 1347.222794][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.222835][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.222877][ T32] 1d20: 8820f000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.222912][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.222940][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.222976][ T32] r5:80070013 r4:80239bb0 [ 1347.223001][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.223046][ T32] r4:82ac21e4 [ 1347.223066][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.223111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.223133][ T32] r4:e0581dc0 [ 1347.223152][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.223193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.223216][ T32] r4:00000000 [ 1347.223235][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.223282][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.223306][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.223356][ T32] r5:00001000 r4:df927000 [ 1347.223403][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.223473][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.223521][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.223540][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.223587][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.223609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.223751][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.223791][ T32] r4:84ddab80 [ 1347.223811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.223857][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.223882][ T32] r4:00000001 [ 1347.223932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.223975][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.224002][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.224035][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.224108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.224143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.224166][ T32] r4:84cfd140 [ 1347.224198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.224242][ T32] INFO: task kworker/0:849:5721 blocked for more than 473 seconds. [ 1347.224275][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.224299][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.224319][ T32] task:kworker/0:849 state:D stack:0 pid:5721 tgid:5721 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.224379][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.224450][ T32] Call trace: [ 1347.224522][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.224576][ T32] r10:8291a684 r9:ebd19d84 r8:00000002 r7:60000113 r6:ebd19d8c r5:847d8000 [ 1347.224645][ T32] r4:847d8000 [ 1347.224669][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.224764][ T32] r5:847d8000 r4:8291a680 [ 1347.224789][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.224830][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.224874][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd19e08 [ 1347.224898][ T32] r4:00000000 [ 1347.224918][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.224952][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.224986][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.225049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856db600 [ 1347.225077][ T32] r4:00000000 [ 1347.225099][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.225144][ T32] r9:83018005 r8:847d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1347.225177][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.225247][ T32] r5:00001000 r4:eb549000 [ 1347.225271][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.225314][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.225518][ T32] r5:8578d78c r4:8578d400 [ 1347.225542][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.225635][ T32] r7:dddced80 r6:83018000 r5:8578d78c r4:856b4900 [ 1347.225667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.225717][ T32] r10:61c88647 r9:847d8000 r8:856b492c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.225741][ T32] r4:856b4900 [ 1347.225766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.225899][ T32] r10:00000000 r9:856b4900 r8:80287e08 r7:ebb9de60 r6:856b4980 r5:847d8000 [ 1347.247032][ T32] r4:00000001 [ 1347.247136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.247266][ T32] Exception stack(0xebd19fb0 to 0xebd19ff8) [ 1347.247337][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.247470][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.247563][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.247642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.247773][ T32] r4:856db480 [ 1347.248560][ T32] INFO: task kworker/0:849:5721 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.248663][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.248859][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.248976][ T32] Call trace: [ 1347.249052][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.249188][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.249260][ T32] r4:00000000 [ 1347.249327][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.249421][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.249486][ T32] 1d20: 88250000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.249555][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.249632][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.249698][ T32] r5:80070013 r4:80239bb0 [ 1347.249748][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.249854][ T32] r4:82ac21e4 [ 1347.249904][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.250026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.250080][ T32] r4:e0581dc0 [ 1347.250135][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.250229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.250300][ T32] r4:00000000 [ 1347.250356][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.250476][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.250538][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.250635][ T32] r5:00001000 r4:df927000 [ 1347.250685][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.250800][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.250903][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.250970][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.251089][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.251149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.251243][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.251297][ T32] r4:84ddab80 [ 1347.251348][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.251447][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.251500][ T32] r4:00000001 [ 1347.251547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.251627][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.251686][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.251797][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.251865][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.251922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.251997][ T32] r4:84cfd140 [ 1347.252057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.252148][ T32] INFO: task kworker/0:850:5723 blocked for more than 473 seconds. [ 1347.252225][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.252281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.252349][ T32] task:kworker/0:850 state:D stack:0 pid:5723 tgid:5723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.252457][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.252576][ T32] Call trace: [ 1347.252686][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.252832][ T32] r10:8291a684 r9:ebc81d84 r8:00000002 r7:60000113 r6:ebc81d8c r5:857d8c00 [ 1347.252921][ T32] r4:857d8c00 [ 1347.252981][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.253081][ T32] r5:857d8c00 r4:8291a680 [ 1347.253136][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.253224][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.253342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc81e08 [ 1347.253420][ T32] r4:00000000 [ 1347.253479][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.253577][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.253663][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.253768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856db880 [ 1347.253826][ T32] r4:00000000 [ 1347.253876][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.254020][ T32] r9:83018005 r8:857d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1347.254114][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.254223][ T32] r5:00001000 r4:eb657000 [ 1347.254273][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.254364][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.254460][ T32] r5:8578df8c r4:8578dc00 [ 1347.254525][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.254633][ T32] r7:dddced80 r6:83018000 r5:8578df8c r4:856b4a00 [ 1347.254684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.254800][ T32] r10:61c88647 r9:857d8c00 r8:856b4a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.254859][ T32] r4:856b4a00 [ 1347.254905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.255011][ T32] r10:00000000 r9:856b4a00 r8:80287e08 r7:ebd19e60 r6:8553fd00 r5:857d8c00 [ 1347.255071][ T32] r4:00000001 [ 1347.255125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.255207][ T32] Exception stack(0xebc81fb0 to 0xebc81ff8) [ 1347.255288][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.255381][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.255456][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.255523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.255577][ T32] r4:856db7c0 [ 1347.278954][ T32] INFO: task kworker/0:850:5723 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.279178][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.279340][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.279517][ T32] Call trace: [ 1347.279625][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.279754][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.279845][ T32] r4:00000000 [ 1347.279905][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.280004][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.280077][ T32] 1d20: 88494000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.280148][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.280212][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.280270][ T32] r5:80070013 r4:80239bb0 [ 1347.280337][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.280437][ T32] r4:82ac21e4 [ 1347.280518][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.280638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.280697][ T32] r4:e0581dc0 [ 1347.280769][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.280891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.280965][ T32] r4:00000000 [ 1347.281017][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.281126][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.281180][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.281276][ T32] r5:00001000 r4:df927000 [ 1347.281326][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.281432][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.281576][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.281626][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.281785][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.281845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.281949][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.282077][ T32] r4:84ddab80 [ 1347.282147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.282256][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.282313][ T32] r4:00000001 [ 1347.282363][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.282469][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.282560][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.282654][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.282728][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.282831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.282901][ T32] r4:84cfd140 [ 1347.282954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.283021][ T32] INFO: task kworker/0:851:5725 blocked for more than 473 seconds. [ 1347.283122][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.283184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.283232][ T32] task:kworker/0:851 state:D stack:0 pid:5725 tgid:5725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.283337][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.283451][ T32] Call trace: [ 1347.283540][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.283662][ T32] r10:8291a684 r9:ebdc1d84 r8:00000002 r7:60000113 r6:ebdc1d8c r5:857d8000 [ 1347.283791][ T32] r4:857d8000 [ 1347.283847][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.283934][ T32] r5:857d8000 r4:8291a680 [ 1347.283984][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.284096][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.284222][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc1e08 [ 1347.284283][ T32] r4:00000000 [ 1347.284333][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.284418][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.284496][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.284614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856db740 [ 1347.284679][ T32] r4:00000000 [ 1347.284728][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.284839][ T32] r9:83018005 r8:857d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1347.284891][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.284982][ T32] r5:00001000 r4:eb59f000 [ 1347.285032][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.285122][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.285218][ T32] r5:8578db8c r4:8578d800 [ 1347.285286][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.285404][ T32] r7:dddced80 r6:83018000 r5:8578db8c r4:856b4a80 [ 1347.285459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.285556][ T32] r10:61c88647 r9:857d8000 r8:856b4aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.285607][ T32] r4:856b4a80 [ 1347.285715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.285881][ T32] r10:00000000 r9:856b4a80 r8:80287e08 r7:ebc81e60 r6:8553fd80 r5:857d8000 [ 1347.306932][ T32] r4:00000001 [ 1347.307019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.307145][ T32] Exception stack(0xebdc1fb0 to 0xebdc1ff8) [ 1347.307216][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.307285][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.307372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.307461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.307515][ T32] r4:856db780 [ 1347.308316][ T32] INFO: task kworker/0:851:5725 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.308413][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.308623][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.308772][ T32] Call trace: [ 1347.308865][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.308984][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.309044][ T32] r4:00000000 [ 1347.309093][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.309205][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.309292][ T32] 1d20: 886ef000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.309381][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.309451][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.309513][ T32] r5:80070013 r4:80239bb0 [ 1347.309568][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.309673][ T32] r4:82ac21e4 [ 1347.309728][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.309839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.309916][ T32] r4:e0581dc0 [ 1347.310016][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.310136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.310196][ T32] r4:00000000 [ 1347.310251][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.310363][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.310424][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.310557][ T32] r5:00001000 r4:df927000 [ 1347.310617][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.310713][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.310820][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.310869][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.310978][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.311033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.311139][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.311193][ T32] r4:84ddab80 [ 1347.311302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.311416][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.311491][ T32] r4:00000001 [ 1347.311558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.311646][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.311711][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.311790][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.311857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.311925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.311981][ T32] r4:84cfd140 [ 1347.312033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.312102][ T32] INFO: task kworker/0:852:5727 blocked for more than 473 seconds. [ 1347.312194][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.312260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.312310][ T32] task:kworker/0:852 state:D stack:0 pid:5727 tgid:5727 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.312431][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.312555][ T32] Call trace: [ 1347.312635][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.312731][ T32] r10:8291a684 r9:ebdc9d84 r8:00000002 r7:60000113 r6:ebdc9d8c r5:857d9800 [ 1347.312783][ T32] r4:857d9800 [ 1347.312853][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.312960][ T32] r5:857d9800 r4:8291a680 [ 1347.313056][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.313178][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.313282][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc9e08 [ 1347.313326][ T32] r4:00000000 [ 1347.313379][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.313475][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.313564][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.313659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dbb40 [ 1347.313716][ T32] r4:00000000 [ 1347.313774][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.313874][ T32] r9:83018005 r8:857d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1347.313929][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.314068][ T32] r5:00001000 r4:eb761000 [ 1347.314120][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.314219][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.314340][ T32] r5:8578e78c r4:8578e400 [ 1347.314408][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.314516][ T32] r7:dddced80 r6:83018000 r5:8578e78c r4:856b4b00 [ 1347.314585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.314687][ T32] r10:61c88647 r9:857d9800 r8:856b4b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.314753][ T32] r4:856b4b00 [ 1347.314823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.314927][ T32] r10:00000000 r9:856b4b00 r8:80287e08 r7:ebc81e60 r6:8553fe00 r5:857d9800 [ 1347.314978][ T32] r4:00000001 [ 1347.315029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.315122][ T32] Exception stack(0xebdc9fb0 to 0xebdc9ff8) [ 1347.315189][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.315258][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.315324][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.315402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.315528][ T32] r4:856db8c0 [ 1347.347000][ T32] INFO: task kworker/0:852:5727 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.347186][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.347340][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.347523][ T32] Call trace: [ 1347.347608][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.347727][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.347793][ T32] r4:00000000 [ 1347.347863][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.347972][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.348064][ T32] 1d20: 8894f000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.348149][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.348211][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.348273][ T32] r5:80070013 r4:80239bb0 [ 1347.348331][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.348429][ T32] r4:82ac21e4 [ 1347.348482][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.348586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.348642][ T32] r4:e0581dc0 [ 1347.348717][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.348836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.348918][ T32] r4:00000000 [ 1347.348980][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.349118][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.349179][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.349274][ T32] r5:00001000 r4:df927000 [ 1347.349323][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.349415][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.349513][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.349581][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.349695][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.349747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.349861][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.349914][ T32] r4:84ddab80 [ 1347.350018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.350155][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.350215][ T32] r4:00000001 [ 1347.350266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.350346][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.350423][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.350496][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.350589][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.350665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.350718][ T32] r4:84cfd140 [ 1347.350778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.350847][ T32] INFO: task kworker/0:853:5728 blocked for more than 473 seconds. [ 1347.350934][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.351025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.351099][ T32] task:kworker/0:853 state:D stack:0 pid:5728 tgid:5728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.351209][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.351303][ T32] Call trace: [ 1347.351376][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.351510][ T32] r10:8291a684 r9:ebdcdd84 r8:00000002 r7:60000113 r6:ebdcdd8c r5:857db000 [ 1347.351572][ T32] r4:857db000 [ 1347.351621][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.351716][ T32] r5:857db000 r4:8291a680 [ 1347.351786][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.351881][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.351978][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdcde08 [ 1347.352033][ T32] r4:00000000 [ 1347.352087][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.352183][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.352275][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.352388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dba80 [ 1347.352450][ T32] r4:00000000 [ 1347.352497][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.352597][ T32] r9:83018005 r8:857db000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1347.352667][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.352781][ T32] r5:00001000 r4:eb705000 [ 1347.352829][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.352918][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.353012][ T32] r5:8578e38c r4:8578e000 [ 1347.353061][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.353164][ T32] r7:dddced80 r6:83018000 r5:8578e38c r4:856b4b80 [ 1347.353233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.353345][ T32] r10:61c88647 r9:857db000 r8:856b4bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.353400][ T32] r4:856b4b80 [ 1347.353448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.353549][ T32] r10:00000000 r9:856b4b80 r8:80287e08 r7:ebdc9e60 r6:8553fe80 r5:857db000 [ 1347.353601][ T32] r4:00000001 [ 1347.353647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.353727][ T32] Exception stack(0xebdcdfb0 to 0xebdcdff8) [ 1347.354181][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.354473][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.354568][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.354648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.354704][ T32] r4:856db8c0 [ 1347.355488][ T32] INFO: task kworker/0:853:5728 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.355571][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.355729][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.381911][ T32] Call trace: [ 1347.382096][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.382273][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.382336][ T32] r4:00000000 [ 1347.382390][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.382517][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.382599][ T32] 1d20: 88b4f000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.382667][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.382746][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.382853][ T32] r5:80070013 r4:80239bb0 [ 1347.382913][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.383012][ T32] r4:82ac21e4 [ 1347.383074][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.383174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.383227][ T32] r4:e0581dc0 [ 1347.383274][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.383370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.383452][ T32] r4:00000000 [ 1347.383525][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.383647][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.383724][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.383845][ T32] r5:00001000 r4:df927000 [ 1347.383898][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.383987][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.384083][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.384149][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.384268][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.384320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.384421][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.384474][ T32] r4:84ddab80 [ 1347.384541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.384652][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.384724][ T32] r4:00000001 [ 1347.384778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.384887][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.384974][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.385050][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.385115][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.385187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.385241][ T32] r4:84cfd140 [ 1347.385295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.385391][ T32] INFO: task kworker/0:854:5730 blocked for more than 473 seconds. [ 1347.385466][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.385523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.385577][ T32] task:kworker/0:854 state:D stack:0 pid:5730 tgid:5730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.385690][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.385788][ T32] Call trace: [ 1347.400360][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.400679][ T32] r10:8291a684 r9:ebdfdd84 r8:00000002 r7:60000113 r6:ebdfdd8c r5:857da400 [ 1347.400748][ T32] r4:857da400 [ 1347.400813][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.400914][ T32] r5:857da400 r4:8291a680 [ 1347.400967][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.401064][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.401175][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdfde08 [ 1347.401240][ T32] r4:00000000 [ 1347.401304][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.401388][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.401502][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.401612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dbd40 [ 1347.401669][ T32] r4:00000000 [ 1347.401724][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.401845][ T32] r9:83018005 r8:857da400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1347.401898][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.402034][ T32] r5:00001000 r4:eb859000 [ 1347.402093][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.402183][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.402306][ T32] r5:8578eb8c r4:8578e800 [ 1347.402362][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.402465][ T32] r7:dddced80 r6:83018000 r5:8578eb8c r4:856b4c00 [ 1347.402518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.402620][ T32] r10:61c88647 r9:857da400 r8:856b4c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.402672][ T32] r4:856b4c00 [ 1347.402723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.402837][ T32] r10:00000000 r9:856b4c00 r8:80287e08 r7:ebdc9e60 r6:8553ff00 r5:857da400 [ 1347.402894][ T32] r4:00000001 [ 1347.402947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.403061][ T32] Exception stack(0xebdfdfb0 to 0xebdfdff8) [ 1347.403132][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.403196][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.403261][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.403333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.403390][ T32] r4:856db9c0 [ 1347.404210][ T32] INFO: task kworker/0:854:5730 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.404300][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.404457][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.404604][ T32] Call trace: [ 1347.404680][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.404789][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.404858][ T32] r4:00000000 [ 1347.404910][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.405003][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.405075][ T32] 1d20: 88bbc000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.405145][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.405210][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.405272][ T32] r5:80070013 r4:80239bb0 [ 1347.405322][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.405418][ T32] r4:82ac21e4 [ 1347.405471][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.405564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.405619][ T32] r4:e0581dc0 [ 1347.405669][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.405772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.405883][ T32] r4:00000000 [ 1347.426618][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.426901][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.426987][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.427102][ T32] r5:00001000 r4:df927000 [ 1347.427151][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.427241][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.427352][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.427409][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.427517][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.427567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.427688][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.427746][ T32] r4:84ddab80 [ 1347.427797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.427907][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.427963][ T32] r4:00000001 [ 1347.428014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.428103][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.428188][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.428298][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.428374][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.428461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.428520][ T32] r4:84cfd140 [ 1347.428579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.428652][ T32] INFO: task kworker/0:855:5733 blocked for more than 473 seconds. [ 1347.428727][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.428781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.428842][ T32] task:kworker/0:855 state:D stack:0 pid:5733 tgid:5733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.429010][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.429140][ T32] Call trace: [ 1347.429241][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.429363][ T32] r10:8291a684 r9:ebe05d84 r8:00000002 r7:60000113 r6:ebe05d8c r5:857dd400 [ 1347.429416][ T32] r4:857dd400 [ 1347.429466][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.429565][ T32] r5:857dd400 r4:8291a680 [ 1347.429619][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.429720][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.429827][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe05e08 [ 1347.429881][ T32] r4:00000000 [ 1347.429933][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.430068][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.430171][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.430268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ccdc0 [ 1347.430325][ T32] r4:00000000 [ 1347.430374][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.430478][ T32] r9:83018005 r8:857dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.430534][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.430632][ T32] r5:00001000 r4:eb8ed000 [ 1347.430684][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.430784][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.430895][ T32] r5:8578f38c r4:8578f000 [ 1347.430945][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.431044][ T32] r7:dddced80 r6:83018000 r5:8578f38c r4:856b4c80 [ 1347.431099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.431209][ T32] r10:61c88647 r9:857dd400 r8:856b4cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.431303][ T32] r4:856b4c80 [ 1347.431377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.431511][ T32] r10:00000000 r9:856b4c80 r8:80287e08 r7:ebdfde60 r6:8553ff80 r5:857dd400 [ 1347.431575][ T32] r4:00000001 [ 1347.431628][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.431714][ T32] Exception stack(0xebe05fb0 to 0xebe05ff8) [ 1347.431778][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.431858][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.431943][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.432022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.432082][ T32] r4:856dbc80 [ 1347.432919][ T32] INFO: task kworker/0:855:5733 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.433020][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.433200][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.433306][ T32] Call trace: [ 1347.433390][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.433521][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.433601][ T32] r4:00000000 [ 1347.433655][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.433769][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.433881][ T32] 1d20: 88da3000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.433988][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.434054][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.434114][ T32] r5:80070013 r4:80239bb0 [ 1347.434169][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.434296][ T32] r4:82ac21e4 [ 1347.434356][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.434472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.434543][ T32] r4:e0581dc0 [ 1347.434592][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.434687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.434743][ T32] r4:00000000 [ 1347.434795][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.434904][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.434963][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.435094][ T32] r5:00001000 r4:df927000 [ 1347.435155][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.435255][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.435355][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.435400][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.435522][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.435610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.435743][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.435818][ T32] r4:84ddab80 [ 1347.469124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.469323][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.469388][ T32] r4:00000001 [ 1347.469440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.469564][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.469655][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.469727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.469802][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.469897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.469999][ T32] r4:84cfd140 [ 1347.470063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.470136][ T32] INFO: task kworker/0:856:5734 blocked for more than 473 seconds. [ 1347.470223][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.470288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.470346][ T32] task:kworker/0:856 state:D stack:0 pid:5734 tgid:5734 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.470474][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.470581][ T32] Call trace: [ 1347.470657][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.470772][ T32] r10:8291a684 r9:ebe09d84 r8:00000002 r7:60000113 r6:ebe09d8c r5:857de000 [ 1347.470856][ T32] r4:857de000 [ 1347.470914][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.471011][ T32] r5:857de000 r4:8291a680 [ 1347.471066][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.471181][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.471284][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe09e08 [ 1347.471340][ T32] r4:00000000 [ 1347.471393][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.471472][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.471559][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.471656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dbec0 [ 1347.471712][ T32] r4:00000000 [ 1347.471761][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.471880][ T32] r9:83018005 r8:857de000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1347.471938][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.472033][ T32] r5:00001000 r4:eb87d000 [ 1347.472086][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.472207][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.472310][ T32] r5:8578ef8c r4:8578ec00 [ 1347.472363][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.472464][ T32] r7:dddced80 r6:83018000 r5:8578ef8c r4:856b4d00 [ 1347.472542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.472673][ T32] r10:61c88647 r9:857de000 r8:856b4d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.472735][ T32] r4:856b4d00 [ 1347.472802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.472918][ T32] r10:00000000 r9:856b4d00 r8:80287e08 r7:ebe05e60 r6:8587a000 r5:857de000 [ 1347.472977][ T32] r4:00000001 [ 1347.473029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.473123][ T32] Exception stack(0xebe09fb0 to 0xebe09ff8) [ 1347.473184][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.473268][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.473330][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.473406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.473463][ T32] r4:856dbc80 [ 1347.474300][ T32] INFO: task kworker/0:856:5734 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.474391][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.474587][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.474711][ T32] Call trace: [ 1347.474894][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.475013][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.475106][ T32] r4:00000000 [ 1347.475204][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.475304][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.475364][ T32] 1d20: 89085000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.475440][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.475502][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.475591][ T32] r5:80070013 r4:80239bb0 [ 1347.475650][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.475740][ T32] r4:82ac21e4 [ 1347.475788][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.497192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.497324][ T32] r4:e0581dc0 [ 1347.497404][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.497556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.497618][ T32] r4:00000000 [ 1347.497675][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.497830][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.497921][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.498087][ T32] r5:00001000 r4:df927000 [ 1347.498145][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.498243][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.498349][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.498406][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.498540][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.498609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.498718][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.498783][ T32] r4:84ddab80 [ 1347.498844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.498958][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.499015][ T32] r4:00000001 [ 1347.499080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.499170][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.499245][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.499344][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.499441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.499519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.499574][ T32] r4:84cfd140 [ 1347.499630][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.499721][ T32] INFO: task kworker/0:857:5737 blocked for more than 473 seconds. [ 1347.499814][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.499878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.499945][ T32] task:kworker/0:857 state:D stack:0 pid:5737 tgid:5737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.500085][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.500186][ T32] Call trace: [ 1347.500263][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.500373][ T32] r10:8291a684 r9:ebe15d84 r8:00000002 r7:60000113 r6:ebe15d8c r5:857dc800 [ 1347.500436][ T32] r4:857dc800 [ 1347.500486][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.500579][ T32] r5:857dc800 r4:8291a680 [ 1347.500642][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.500738][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.500856][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe15e08 [ 1347.500930][ T32] r4:00000000 [ 1347.500985][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.501093][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.501192][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.501288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587b180 [ 1347.501354][ T32] r4:00000000 [ 1347.501409][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.501507][ T32] r9:83018005 r8:857dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1347.501572][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.501671][ T32] r5:00001000 r4:eba65000 [ 1347.501721][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.501807][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.501902][ T32] r5:8578ff8c r4:8578fc00 [ 1347.501987][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.502106][ T32] r7:dddced80 r6:83018000 r5:8578ff8c r4:856b4d80 [ 1347.502155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.502256][ T32] r10:61c88647 r9:857dc800 r8:856b4dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.502328][ T32] r4:856b4d80 [ 1347.502380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.502508][ T32] r10:00000000 r9:856b4d80 r8:80287e08 r7:ebe05e60 r6:8587a080 r5:857dc800 [ 1347.502573][ T32] r4:00000001 [ 1347.502620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.502702][ T32] Exception stack(0xebe15fb0 to 0xebe15ff8) [ 1347.502765][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.502847][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.502933][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.503005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.503086][ T32] r4:856ccd80 [ 1347.503925][ T32] INFO: task kworker/0:857:5737 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.504021][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.504183][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.504305][ T32] Call trace: [ 1347.504379][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.504516][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.504576][ T32] r4:00000000 [ 1347.504636][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.504725][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.504789][ T32] 1d20: 8927a000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.504878][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.504946][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.505020][ T32] r5:80070013 r4:80239bb0 [ 1347.505089][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.505184][ T32] r4:82ac21e4 [ 1347.505234][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.505350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.505426][ T32] r4:e0581dc0 [ 1347.505476][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.505602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.505678][ T32] r4:00000000 [ 1347.505731][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.530125][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.530327][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.530503][ T32] r5:00001000 r4:df927000 [ 1347.530596][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.530689][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.530785][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.530836][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.530962][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.531048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.531187][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.531261][ T32] r4:84ddab80 [ 1347.531311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.531431][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.531487][ T32] r4:00000001 [ 1347.531611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.531736][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.531815][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.531886][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.531969][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.532043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.532109][ T32] r4:84cfd140 [ 1347.532170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.532238][ T32] INFO: task kworker/0:858:5739 blocked for more than 473 seconds. [ 1347.532318][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.532409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.532480][ T32] task:kworker/0:858 state:D stack:0 pid:5739 tgid:5739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.532650][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.532759][ T32] Call trace: [ 1347.532841][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.532958][ T32] r10:8291a684 r9:ebdf9d84 r8:00000002 r7:60000113 r6:ebdf9d8c r5:847db000 [ 1347.533017][ T32] r4:847db000 [ 1347.533099][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.533205][ T32] r5:847db000 r4:8291a680 [ 1347.533270][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.533365][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.533463][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdf9e08 [ 1347.533519][ T32] r4:00000000 [ 1347.533570][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.533668][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.533775][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.533880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dbe00 [ 1347.533940][ T32] r4:00000000 [ 1347.534037][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.534165][ T32] r9:83018005 r8:847db000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1347.534221][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.534320][ T32] r5:00001000 r4:eb903000 [ 1347.534370][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.534474][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.534593][ T32] r5:8578f78c r4:8578f400 [ 1347.534678][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.534790][ T32] r7:dddced80 r6:83018000 r5:8578f78c r4:856b4e00 [ 1347.534843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.534953][ T32] r10:61c88647 r9:847db000 r8:856b4e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.535013][ T32] r4:856b4e00 [ 1347.535075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.535185][ T32] r10:00000000 r9:856b4e00 r8:80287e08 r7:ebe15e60 r6:856b4e80 r5:847db000 [ 1347.535243][ T32] r4:00000001 [ 1347.535292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.535373][ T32] Exception stack(0xebdf9fb0 to 0xebdf9ff8) [ 1347.535459][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.535546][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.535613][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.535720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.535812][ T32] r4:856dbfc0 [ 1347.551464][ T32] INFO: task kworker/0:858:5739 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.551698][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.551883][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.552037][ T32] Call trace: [ 1347.552143][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.552268][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.552325][ T32] r4:00000000 [ 1347.552374][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.552483][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.552574][ T32] 1d20: 89446000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.552650][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.552723][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.552788][ T32] r5:80070013 r4:80239bb0 [ 1347.552838][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.552935][ T32] r4:82ac21e4 [ 1347.553001][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.553111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.553164][ T32] r4:e0581dc0 [ 1347.553230][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.553347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.553406][ T32] r4:00000000 [ 1347.553453][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.553554][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.553606][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.553701][ T32] r5:00001000 r4:df927000 [ 1347.553749][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.553841][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.553935][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.554020][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.554137][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.554189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.554292][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.554343][ T32] r4:84ddab80 [ 1347.554407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.554540][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.554612][ T32] r4:00000001 [ 1347.554681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.554769][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.554857][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.554931][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.555013][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.555113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.555175][ T32] r4:84cfd140 [ 1347.555244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.555325][ T32] INFO: task kworker/0:859:5740 blocked for more than 474 seconds. [ 1347.555397][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.555468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.555518][ T32] task:kworker/0:859 state:D stack:0 pid:5740 tgid:5740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.555620][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.555713][ T32] Call trace: [ 1347.555783][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.577014][ T32] r10:8291a684 r9:ebc15d84 r8:00000002 r7:60000113 r6:ebc15d8c r5:847dbc00 [ 1347.577138][ T32] r4:847dbc00 [ 1347.577197][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.577340][ T32] r5:847dbc00 r4:8291a680 [ 1347.577395][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.577488][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.577587][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc15e08 [ 1347.577643][ T32] r4:00000000 [ 1347.577696][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.577809][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.577924][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.578099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587b000 [ 1347.578173][ T32] r4:00000000 [ 1347.578220][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.578353][ T32] r9:83018005 r8:847dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1347.578419][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.578549][ T32] r5:00001000 r4:eb933000 [ 1347.578611][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.578721][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.578826][ T32] r5:8578fb8c r4:8578f800 [ 1347.578899][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.579016][ T32] r7:dddced80 r6:83018000 r5:8578fb8c r4:856b4f00 [ 1347.579082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.579192][ T32] r10:61c88647 r9:847dbc00 r8:856b4f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.579246][ T32] r4:856b4f00 [ 1347.579299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.579411][ T32] r10:00000000 r9:856b4f00 r8:80287e08 r7:ebe15e60 r6:856b4f80 r5:847dbc00 [ 1347.579468][ T32] r4:00000001 [ 1347.579520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.579612][ T32] Exception stack(0xebc15fb0 to 0xebc15ff8) [ 1347.579682][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.579753][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.579817][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.579909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.579973][ T32] r4:84489080 [ 1347.580802][ T32] INFO: task kworker/0:859:5740 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.580890][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.581085][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.581214][ T32] Call trace: [ 1347.581297][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.581423][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.581494][ T32] r4:00000000 [ 1347.581560][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.581656][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.581722][ T32] 1d20: 89677000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.581790][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.581869][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.581934][ T32] r5:80070013 r4:80239bb0 [ 1347.582032][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.582150][ T32] r4:82ac21e4 [ 1347.582207][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.582304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.582356][ T32] r4:e0581dc0 [ 1347.582402][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.582498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.582551][ T32] r4:00000000 [ 1347.582599][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.582699][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.582749][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.582842][ T32] r5:00001000 r4:df927000 [ 1347.582891][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.582979][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.583088][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.583148][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.583282][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.583340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.583445][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.583498][ T32] r4:84ddab80 [ 1347.583544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.583646][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.583701][ T32] r4:00000001 [ 1347.583755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.583839][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.583911][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.583982][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.584070][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.584155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.584212][ T32] r4:84cfd140 [ 1347.584264][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.584353][ T32] INFO: task kworker/0:860:5743 blocked for more than 474 seconds. [ 1347.584437][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.584523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.584581][ T32] task:kworker/0:860 state:D stack:0 pid:5743 tgid:5743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.584682][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.584776][ T32] Call trace: [ 1347.584851][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.584954][ T32] r10:8291a684 r9:ebe19d84 r8:00000002 r7:60000013 r6:ebe19d8c r5:847dc800 [ 1347.585007][ T32] r4:847dc800 [ 1347.585063][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.585162][ T32] r5:847dc800 r4:8291a680 [ 1347.585210][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.585313][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.585416][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe19e08 [ 1347.585468][ T32] r4:00000000 [ 1347.585518][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.585598][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.585693][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.585802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587b600 [ 1347.615275][ T32] r4:00000000 [ 1347.615494][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.615666][ T32] r9:83018005 r8:847dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1347.615727][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.617050][ T32] r5:00001000 r4:ebb7d000 [ 1347.617158][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.617311][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.617431][ T32] r5:858b0b8c r4:858b0800 [ 1347.617513][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.617634][ T32] r7:dddced80 r6:83018000 r5:858b0b8c r4:8587e000 [ 1347.617708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.617857][ T32] r10:61c88647 r9:847dc800 r8:8587e02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.617914][ T32] r4:8587e000 [ 1347.618007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.618130][ T32] r10:00000000 r9:8587e000 r8:80287e08 r7:ebe15e60 r6:8587e080 r5:847dc800 [ 1347.618194][ T32] r4:00000001 [ 1347.618248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.618342][ T32] Exception stack(0xebe19fb0 to 0xebe19ff8) [ 1347.618412][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.618484][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.618555][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.618624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.618680][ T32] r4:8587b140 [ 1347.619518][ T32] INFO: task kworker/0:860:5743 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.619625][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.619818][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.619930][ T32] Call trace: [ 1347.620007][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.620140][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.620195][ T32] r4:00000000 [ 1347.620241][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.620353][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.620424][ T32] 1d20: 898bc000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.620489][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.620546][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.620622][ T32] r5:80070013 r4:80239bb0 [ 1347.620701][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.620816][ T32] r4:82ac21e4 [ 1347.620869][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.620964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.621020][ T32] r4:e0581dc0 [ 1347.621078][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.621166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.621217][ T32] r4:00000000 [ 1347.621261][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.621361][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.621415][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.621515][ T32] r5:00001000 r4:df927000 [ 1347.621589][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.621697][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.621782][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.621837][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.621940][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.622035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.622181][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.622244][ T32] r4:84ddab80 [ 1347.622293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.622415][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.622479][ T32] r4:00000001 [ 1347.622533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.622612][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.622668][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.622727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.622824][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.622912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.622968][ T32] r4:84cfd140 [ 1347.623022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.623130][ T32] INFO: task kworker/0:861:5744 blocked for more than 474 seconds. [ 1347.623207][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.623267][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.623342][ T32] task:kworker/0:861 state:D stack:0 pid:5744 tgid:5744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.623463][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.623562][ T32] Call trace: [ 1347.623678][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.623784][ T32] r10:8291a684 r9:ebe1dd84 r8:00000002 r7:60000113 r6:ebe1dd8c r5:847dd400 [ 1347.623859][ T32] r4:847dd400 [ 1347.623920][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.624019][ T32] r5:847dd400 r4:8291a680 [ 1347.624088][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.624205][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.624317][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe1de08 [ 1347.624394][ T32] r4:00000000 [ 1347.624457][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.624545][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.624638][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.624737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587b380 [ 1347.624794][ T32] r4:00000000 [ 1347.624852][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.624962][ T32] r9:83018005 r8:847dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1347.625038][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.625156][ T32] r5:00001000 r4:ebb51000 [ 1347.625210][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.625330][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.625471][ T32] r5:858b038c r4:858b0000 [ 1347.625529][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.625684][ T32] r7:dddced80 r6:83018000 r5:858b038c r4:8587e100 [ 1347.625747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.651525][ T32] r10:61c88647 r9:847dd400 r8:8587e12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.651775][ T32] r4:8587e100 [ 1347.651890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.652095][ T32] r10:00000000 r9:8587e100 r8:80287e08 r7:ebe19e60 r6:8587e180 r5:847dd400 [ 1347.652170][ T32] r4:00000001 [ 1347.652223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.652315][ T32] Exception stack(0xebe1dfb0 to 0xebe1dff8) [ 1347.652382][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.652446][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.652503][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.652581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.652688][ T32] r4:8587b140 [ 1347.653502][ T32] INFO: task kworker/0:861:5744 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.653630][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.653820][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.653927][ T32] Call trace: [ 1347.654043][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.654203][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.654280][ T32] r4:00000000 [ 1347.654331][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.654423][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.654492][ T32] 1d20: 89b6d000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.654555][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.654614][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.654673][ T32] r5:80070013 r4:80239bb0 [ 1347.654723][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.654820][ T32] r4:82ac21e4 [ 1347.654872][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.654970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.655026][ T32] r4:e0581dc0 [ 1347.655090][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.655198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.655287][ T32] r4:00000000 [ 1347.655366][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.655478][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.655530][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.655623][ T32] r5:00001000 r4:df927000 [ 1347.655671][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.655763][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.666626][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.666813][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.666978][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.667066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.667186][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.667242][ T32] r4:84ddab80 [ 1347.667297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.667411][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.667471][ T32] r4:00000001 [ 1347.667529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.667625][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.667696][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.667797][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.667868][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.667939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.668003][ T32] r4:84cfd140 [ 1347.668102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.668181][ T32] INFO: task kworker/0:862:5746 blocked for more than 474 seconds. [ 1347.668264][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.668325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.668382][ T32] task:kworker/0:862 state:D stack:0 pid:5746 tgid:5746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.668516][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.668618][ T32] Call trace: [ 1347.668690][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.668801][ T32] r10:8291a684 r9:ebe2dd84 r8:00000002 r7:60000113 r6:ebe2dd8c r5:857dec00 [ 1347.668868][ T32] r4:857dec00 [ 1347.668921][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.669044][ T32] r5:857dec00 r4:8291a680 [ 1347.669118][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.669216][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.669331][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe2de08 [ 1347.669396][ T32] r4:00000000 [ 1347.669452][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.669542][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.669634][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.669735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587b480 [ 1347.669790][ T32] r4:00000000 [ 1347.669846][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.669949][ T32] r9:83018005 r8:857dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.670073][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.670184][ T32] r5:00001000 r4:ebb73000 [ 1347.670240][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.670364][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.670474][ T32] r5:858b078c r4:858b0400 [ 1347.670527][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.670633][ T32] r7:dddced80 r6:83018000 r5:858b078c r4:8587e200 [ 1347.670687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.670805][ T32] r10:61c88647 r9:857dec00 r8:8587e22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.670918][ T32] r4:8587e200 [ 1347.670982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.671092][ T32] r10:00000000 r9:8587e200 r8:80287e08 r7:ebe19e60 r6:8587a100 r5:857dec00 [ 1347.671148][ T32] r4:00000001 [ 1347.671195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.671285][ T32] Exception stack(0xebe2dfb0 to 0xebe2dff8) [ 1347.671351][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.671442][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.671514][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.671586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.671641][ T32] r4:8587b5c0 [ 1347.672500][ T32] INFO: task kworker/0:862:5746 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.672605][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.672767][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.672908][ T32] Call trace: [ 1347.673007][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.673137][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.673214][ T32] r4:00000000 [ 1347.673298][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.673407][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.673478][ T32] 1d20: 89b6d000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.673545][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.673606][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.673679][ T32] r5:80070013 r4:80239bb0 [ 1347.673731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.673859][ T32] r4:82ac21e4 [ 1347.673910][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.674085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.674149][ T32] r4:e0581dc0 [ 1347.674197][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.674295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.674347][ T32] r4:00000000 [ 1347.674397][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.674591][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.674655][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.674777][ T32] r5:00001000 r4:df927000 [ 1347.674833][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.674953][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.675064][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.675114][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.675224][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.675278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.675385][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.675441][ T32] r4:84ddab80 [ 1347.675502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.675628][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.675706][ T32] r4:00000001 [ 1347.675788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.717144][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.717328][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.717398][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.717455][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.717530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.717601][ T32] r4:84cfd140 [ 1347.717667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.717759][ T32] INFO: task kworker/0:863:5749 blocked for more than 474 seconds. [ 1347.717854][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.717916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.718001][ T32] task:kworker/0:863 state:D stack:0 pid:5749 tgid:5749 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.718167][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.718311][ T32] Call trace: [ 1347.718389][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.718508][ T32] r10:8291a684 r9:ebe39d84 r8:00000002 r7:60000013 r6:ebe39d8c r5:857e0c00 [ 1347.718566][ T32] r4:857e0c00 [ 1347.718618][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.718716][ T32] r5:857e0c00 r4:8291a680 [ 1347.718787][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.718898][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.718992][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe39e08 [ 1347.719040][ T32] r4:00000000 [ 1347.719096][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.719181][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.719271][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.719383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587b700 [ 1347.719451][ T32] r4:00000000 [ 1347.719516][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.719625][ T32] r9:83018005 r8:857e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1347.719680][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.719828][ T32] r5:00001000 r4:ebb8b000 [ 1347.719889][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.719985][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.720100][ T32] r5:858b0f8c r4:858b0c00 [ 1347.720165][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.720292][ T32] r7:dddced80 r6:83018000 r5:858b0f8c r4:8587e280 [ 1347.720359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.720470][ T32] r10:61c88647 r9:857e0c00 r8:8587e2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.720526][ T32] r4:8587e280 [ 1347.720579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.720684][ T32] r10:00000000 r9:8587e280 r8:80287e08 r7:ebe19e60 r6:8587a180 r5:857e0c00 [ 1347.720740][ T32] r4:00000001 [ 1347.720788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.720899][ T32] Exception stack(0xebe39fb0 to 0xebe39ff8) [ 1347.720975][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.721045][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.721121][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.721196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.721253][ T32] r4:8587b540 [ 1347.722120][ T32] INFO: task kworker/0:863:5749 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.722211][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.722359][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.722521][ T32] Call trace: [ 1347.722602][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.722720][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.722797][ T32] r4:00000000 [ 1347.722857][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.722952][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.723016][ T32] 1d20: 89f68000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.723116][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.723182][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.723240][ T32] r5:80070013 r4:80239bb0 [ 1347.723292][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.723388][ T32] r4:82ac21e4 [ 1347.723437][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.723529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.723585][ T32] r4:e0581dc0 [ 1347.723651][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.723753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.723830][ T32] r4:00000000 [ 1347.723885][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.723985][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.724069][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.724184][ T32] r5:00001000 r4:df927000 [ 1347.724230][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.724320][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.724418][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.724474][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.724577][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.724652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.724767][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.724826][ T32] r4:84ddab80 [ 1347.724876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.724978][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.725038][ T32] r4:00000001 [ 1347.725103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.725185][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.725248][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.725314][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.725383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.725452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.725508][ T32] r4:84cfd140 [ 1347.725564][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.725624][ T32] INFO: task kworker/0:864:5751 blocked for more than 474 seconds. [ 1347.725691][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.725747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.725857][ T32] task:kworker/0:864 state:D stack:0 pid:5751 tgid:5751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.740601][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.740748][ T32] Call trace: [ 1347.740831][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.740954][ T32] r10:8291a684 r9:ebe29d84 r8:00000002 r7:60000113 r6:ebe29d8c r5:847dec00 [ 1347.741007][ T32] r4:847dec00 [ 1347.741064][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.741157][ T32] r5:847dec00 r4:8291a680 [ 1347.741232][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.741329][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.741424][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe29e08 [ 1347.741478][ T32] r4:00000000 [ 1347.741530][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.741611][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.741697][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.741791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587be00 [ 1347.741848][ T32] r4:00000000 [ 1347.741898][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.742046][ T32] r9:83018005 r8:847dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.742114][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.742214][ T32] r5:00001000 r4:eb08d000 [ 1347.742285][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.742389][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.742486][ T32] r5:858b1b8c r4:858b1800 [ 1347.742548][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.742656][ T32] r7:dddced80 r6:83018000 r5:858b1b8c r4:8587e300 [ 1347.742709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.742816][ T32] r10:61c88647 r9:847dec00 r8:8587e32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.742874][ T32] r4:8587e300 [ 1347.742939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.743063][ T32] r10:00000000 r9:8587e300 r8:80287e08 r7:ebe39e60 r6:8587e380 r5:847dec00 [ 1347.743130][ T32] r4:00000001 [ 1347.743184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.743276][ T32] Exception stack(0xebe29fb0 to 0xebe29ff8) [ 1347.743357][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.743433][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.743503][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.743575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.743636][ T32] r4:8587b800 [ 1347.744465][ T32] INFO: task kworker/0:864:5751 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.744574][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.744706][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.744814][ T32] Call trace: [ 1347.744895][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.745000][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.745074][ T32] r4:00000000 [ 1347.745131][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.745230][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.745296][ T32] 1d20: 89f68000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.745363][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.745429][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.745493][ T32] r5:80070013 r4:80239bb0 [ 1347.745548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.745680][ T32] r4:82ac21e4 [ 1347.745745][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.769898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.770162][ T32] r4:e0581dc0 [ 1347.770253][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.770420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.770479][ T32] r4:00000000 [ 1347.770531][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.770644][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.770698][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.770808][ T32] r5:00001000 r4:df927000 [ 1347.770871][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.770972][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.771109][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.771180][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.771291][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.771344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.771445][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.771510][ T32] r4:84ddab80 [ 1347.771559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.771671][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.771748][ T32] r4:00000001 [ 1347.771806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.771893][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.771965][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.772053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.772140][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.772211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.772275][ T32] r4:84cfd140 [ 1347.772361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.772474][ T32] INFO: task kworker/0:865:5753 blocked for more than 474 seconds. [ 1347.772556][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.772618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.772678][ T32] task:kworker/0:865 state:D stack:0 pid:5753 tgid:5753 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.772915][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.773031][ T32] Call trace: [ 1347.773127][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.773246][ T32] r10:8291a684 r9:ebe3dd84 r8:00000002 r7:60000013 r6:ebe3dd8c r5:847de000 [ 1347.773308][ T32] r4:847de000 [ 1347.773358][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.773456][ T32] r5:847de000 r4:8291a680 [ 1347.773522][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.773615][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.773737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe3de08 [ 1347.773811][ T32] r4:00000000 [ 1347.773867][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.773949][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.774111][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.774285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587bb00 [ 1347.774349][ T32] r4:00000000 [ 1347.774422][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.774547][ T32] r9:83018005 r8:847de000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1347.774633][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.774731][ T32] r5:00001000 r4:ebbab000 [ 1347.774780][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.774867][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.774972][ T32] r5:858b138c r4:858b1000 [ 1347.775026][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.775143][ T32] r7:dddced80 r6:83018000 r5:858b138c r4:8587e400 [ 1347.775202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.775303][ T32] r10:61c88647 r9:847de000 r8:8587e42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.775351][ T32] r4:8587e400 [ 1347.775393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.775495][ T32] r10:00000000 r9:8587e400 r8:80287e08 r7:ebe29e60 r6:8587e480 r5:847de000 [ 1347.775555][ T32] r4:00000001 [ 1347.775605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.775690][ T32] Exception stack(0xebe3dfb0 to 0xebe3dff8) [ 1347.775753][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.775866][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.790699][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.790823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.790920][ T32] r4:8587b540 [ 1347.791756][ T32] INFO: task kworker/0:865:5753 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.791858][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.792019][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.792163][ T32] Call trace: [ 1347.792256][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.792383][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.792446][ T32] r4:00000000 [ 1347.792502][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.792621][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.792703][ T32] 1d20: 8a3b0000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.792798][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.792872][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.792952][ T32] r5:80070013 r4:80239bb0 [ 1347.793013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.793116][ T32] r4:82ac21e4 [ 1347.793174][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.793271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.793328][ T32] r4:e0581dc0 [ 1347.793378][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.793475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.793530][ T32] r4:00000000 [ 1347.793583][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.793713][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.793777][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.793877][ T32] r5:00001000 r4:df927000 [ 1347.793926][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.794076][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.794183][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.794238][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.794344][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.794398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.794506][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.794586][ T32] r4:84ddab80 [ 1347.794646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.794798][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.794870][ T32] r4:00000001 [ 1347.794923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.795010][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.795085][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.795157][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.795226][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.795292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.795343][ T32] r4:84cfd140 [ 1347.795392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.795457][ T32] INFO: task kworker/1:441:5754 blocked for more than 474 seconds. [ 1347.795526][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.795582][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.795630][ T32] task:kworker/1:441 state:D stack:0 pid:5754 tgid:5754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.795742][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.817173][ T32] Call trace: [ 1347.817330][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.817498][ T32] r10:8291a684 r9:ebe41d84 r8:00000002 r7:60000113 r6:ebe41d8c r5:847d8c00 [ 1347.817565][ T32] r4:847d8c00 [ 1347.817619][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.817718][ T32] r5:847d8c00 r4:8291a680 [ 1347.817804][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.817907][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.818074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe41e08 [ 1347.818139][ T32] r4:00000000 [ 1347.818195][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.818286][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.818389][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.818502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85877e80 [ 1347.818563][ T32] r4:00000000 [ 1347.818620][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.818764][ T32] r9:83018205 r8:847d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1347.818866][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.818987][ T32] r5:00001000 r4:eb453000 [ 1347.819042][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.819151][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.819255][ T32] r5:8574e78c r4:8574e400 [ 1347.819306][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.819410][ T32] r7:ddde2d80 r6:83018200 r5:8574e78c r4:8587a200 [ 1347.819465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.819571][ T32] r10:61c88647 r9:847d8c00 r8:8587a22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.819628][ T32] r4:8587a200 [ 1347.819677][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.819783][ T32] r10:00000000 r9:8587a200 r8:80287e08 r7:ebca1e60 r6:8587e500 r5:847d8c00 [ 1347.819847][ T32] r4:00000001 [ 1347.819921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.820016][ T32] Exception stack(0xebe41fb0 to 0xebe41ff8) [ 1347.820097][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.820203][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.820271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.820568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.820638][ T32] r4:85877b40 [ 1347.821455][ T32] INFO: task kworker/1:441:5754 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.821545][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.821686][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.821791][ T32] Call trace: [ 1347.821865][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.822016][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.822087][ T32] r4:00000000 [ 1347.822138][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.822232][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.822309][ T32] 1d20: 8a4fb000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.822383][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.822480][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.822550][ T32] r5:80070013 r4:80239bb0 [ 1347.822601][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.822692][ T32] r4:82ac21e4 [ 1347.822772][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.822877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.822931][ T32] r4:e0581dc0 [ 1347.823015][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.823158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.823222][ T32] r4:00000000 [ 1347.823275][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.823378][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.823436][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.823537][ T32] r5:00001000 r4:df927000 [ 1347.823587][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.823714][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.823818][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.823869][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.824013][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.824099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.824207][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.824261][ T32] r4:84ddab80 [ 1347.824310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.824416][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.824482][ T32] r4:00000001 [ 1347.824530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.824612][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.824698][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.824807][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.824885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.824990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.825075][ T32] r4:84cfd140 [ 1347.825131][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.825204][ T32] INFO: task kworker/0:866:5756 blocked for more than 474 seconds. [ 1347.825282][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.825342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.825393][ T32] task:kworker/0:866 state:D stack:0 pid:5756 tgid:5756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.825537][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.825641][ T32] Call trace: [ 1347.825716][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.825908][ T32] r10:8291a684 r9:ebd29d84 r8:00000002 r7:60000113 r6:ebd29d8c r5:84eb8c00 [ 1347.853805][ T32] r4:84eb8c00 [ 1347.853901][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.854105][ T32] r5:84eb8c00 r4:8291a680 [ 1347.854161][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.854259][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.854362][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd29e08 [ 1347.854420][ T32] r4:00000000 [ 1347.854480][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.854563][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.854655][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.854810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587bc00 [ 1347.854907][ T32] r4:00000000 [ 1347.854965][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.855089][ T32] r9:83018005 r8:84eb8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.855182][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.855303][ T32] r5:00001000 r4:eaa2d000 [ 1347.855358][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.855457][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.855571][ T32] r5:858b178c r4:858b1400 [ 1347.855628][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.855738][ T32] r7:dddced80 r6:83018000 r5:858b178c r4:8587e580 [ 1347.855889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.861720][ T32] r10:61c88647 r9:84eb8c00 r8:8587e5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.861827][ T32] r4:8587e580 [ 1347.861896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.862091][ T32] r10:00000000 r9:8587e580 r8:80287e08 r7:ebe29e60 r6:8587e600 r5:84eb8c00 [ 1347.862157][ T32] r4:00000001 [ 1347.862213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.862335][ T32] Exception stack(0xebd29fb0 to 0xebd29ff8) [ 1347.862415][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.862484][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.862578][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.862654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.862708][ T32] r4:8587bd40 [ 1347.863530][ T32] INFO: task kworker/0:866:5756 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.863620][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.863799][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.863985][ T32] Call trace: [ 1347.864090][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.864215][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.864312][ T32] r4:00000000 [ 1347.864374][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.864490][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.864562][ T32] 1d20: 8a74a000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.864635][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.864695][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.864770][ T32] r5:80070013 r4:80239bb0 [ 1347.864835][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.864972][ T32] r4:82ac21e4 [ 1347.865048][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.865175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.865231][ T32] r4:e0581dc0 [ 1347.865284][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.865476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.865547][ T32] r4:00000000 [ 1347.865617][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.865748][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.865869][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.886954][ T32] r5:00001000 r4:df927000 [ 1347.887050][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.887200][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.887293][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.887339][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.887444][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.887496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.887600][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.887651][ T32] r4:84ddab80 [ 1347.887697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.887795][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.887851][ T32] r4:00000001 [ 1347.887900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.887982][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.888055][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.888133][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.888196][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.888263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.888311][ T32] r4:84cfd140 [ 1347.888360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.888453][ T32] INFO: task kworker/0:867:5759 blocked for more than 474 seconds. [ 1347.888530][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.888585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.888638][ T32] task:kworker/0:867 state:D stack:0 pid:5759 tgid:5759 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.888755][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.888879][ T32] Call trace: [ 1347.888963][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.889100][ T32] r10:8291a684 r9:ebe35d84 r8:00000002 r7:60000013 r6:ebe35d8c r5:84eb9800 [ 1347.889164][ T32] r4:84eb9800 [ 1347.889214][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.889307][ T32] r5:84eb9800 r4:8291a680 [ 1347.889377][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.889490][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.889595][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe35e08 [ 1347.889653][ T32] r4:00000000 [ 1347.889703][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.889786][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.889881][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.890017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889680 [ 1347.890081][ T32] r4:00000000 [ 1347.890129][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.890236][ T32] r9:83018005 r8:84eb9800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1347.890291][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.890377][ T32] r5:00001000 r4:eb935000 [ 1347.890422][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.890523][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.890643][ T32] r5:858b2b8c r4:858b2800 [ 1347.890700][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.890803][ T32] r7:dddced80 r6:83018000 r5:858b2b8c r4:8587e680 [ 1347.890850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.890969][ T32] r10:61c88647 r9:84eb9800 r8:8587e6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.891030][ T32] r4:8587e680 [ 1347.891208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.891355][ T32] r10:00000000 r9:8587e680 r8:80287e08 r7:ebe29e60 r6:8587e700 r5:84eb9800 [ 1347.891462][ T32] r4:00000001 [ 1347.891519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.891640][ T32] Exception stack(0xebe35fb0 to 0xebe35ff8) [ 1347.891710][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.891790][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.891856][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.891924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.891975][ T32] r4:8587bdc0 [ 1347.892810][ T32] INFO: task kworker/0:867:5759 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.892899][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.893066][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.893175][ T32] Call trace: [ 1347.893244][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.893351][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.893407][ T32] r4:00000000 [ 1347.893454][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.893547][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.893611][ T32] 1d20: 8a8e7000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.893671][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.893724][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.893804][ T32] r5:80070013 r4:80239bb0 [ 1347.893863][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.893977][ T32] r4:82ac21e4 [ 1347.894031][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.894129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.894180][ T32] r4:e0581dc0 [ 1347.894236][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.894334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.894385][ T32] r4:00000000 [ 1347.894432][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.894534][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.894584][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.894711][ T32] r5:00001000 r4:df927000 [ 1347.894768][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.894862][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.894987][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.895044][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.895159][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.895210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.895318][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.895374][ T32] r4:84ddab80 [ 1347.895423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.895578][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.895644][ T32] r4:00000001 [ 1347.895694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.895801][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.917216][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.917367][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.917438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.917514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.917573][ T32] r4:84cfd140 [ 1347.917634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.917704][ T32] INFO: task kworker/0:868:5760 blocked for more than 474 seconds. [ 1347.917799][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.917857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.917912][ T32] task:kworker/0:868 state:D stack:0 pid:5760 tgid:5760 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.918059][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.918197][ T32] Call trace: [ 1347.918305][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.918426][ T32] r10:8291a684 r9:ebe21d84 r8:00000002 r7:60000113 r6:ebe21d8c r5:84eba400 [ 1347.918480][ T32] r4:84eba400 [ 1347.918546][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.918646][ T32] r5:84eba400 r4:8291a680 [ 1347.918693][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.918779][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.918871][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe21e08 [ 1347.918925][ T32] r4:00000000 [ 1347.918974][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.919058][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.919158][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.919277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84489140 [ 1347.919351][ T32] r4:00000000 [ 1347.919401][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.919510][ T32] r9:83018005 r8:84eba400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1347.919565][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.919662][ T32] r5:00001000 r4:eb35b000 [ 1347.919714][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.919808][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.919910][ T32] r5:858b1f8c r4:858b1c00 [ 1347.919975][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.920090][ T32] r7:dddced80 r6:83018000 r5:858b1f8c r4:8587e780 [ 1347.920143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.920250][ T32] r10:61c88647 r9:84eba400 r8:8587e7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.920320][ T32] r4:8587e780 [ 1347.920370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.920477][ T32] r10:00000000 r9:8587e780 r8:80287e08 r7:ebe35e60 r6:8587e800 r5:84eba400 [ 1347.920532][ T32] r4:00000001 [ 1347.920601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.920696][ T32] Exception stack(0xebe21fb0 to 0xebe21ff8) [ 1347.920761][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.920827][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.920895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.920964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.921017][ T32] r4:8587be80 [ 1347.921814][ T32] INFO: task kworker/0:868:5760 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.921903][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.922055][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.922167][ T32] Call trace: [ 1347.922282][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.922399][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.922475][ T32] r4:00000000 [ 1347.922530][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.922623][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.922713][ T32] 1d20: 8a9f5000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.922784][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.922869][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.922930][ T32] r5:80070013 r4:80239bb0 [ 1347.922977][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.923076][ T32] r4:82ac21e4 [ 1347.923127][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.923222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.923306][ T32] r4:e0581dc0 [ 1347.923384][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.923482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.923538][ T32] r4:00000000 [ 1347.923591][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.923695][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.923745][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.923865][ T32] r5:00001000 r4:df927000 [ 1347.923922][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.924014][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.924116][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.924166][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.924269][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.924321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.924427][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.924502][ T32] r4:84ddab80 [ 1347.924555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.924652][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.924706][ T32] r4:00000001 [ 1347.924752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.924834][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.924896][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.924961][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.925029][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.925109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.925161][ T32] r4:84cfd140 [ 1347.925209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.925267][ T32] INFO: task kworker/1:442:5765 blocked for more than 474 seconds. [ 1347.925331][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.925386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.925434][ T32] task:kworker/1:442 state:D stack:0 pid:5765 tgid:5765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.925532][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.925658][ T32] Call trace: [ 1347.925733][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.925840][ T32] r10:8291a684 r9:ebe45d84 r8:00000002 r7:60000013 r6:ebe45d8c r5:84ebc800 [ 1347.953470][ T32] r4:84ebc800 [ 1347.953564][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.953711][ T32] r5:84ebc800 r4:8291a680 [ 1347.953769][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.953866][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.953984][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe45e08 [ 1347.954037][ T32] r4:00000000 [ 1347.954092][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.954173][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.954257][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.954347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85877f80 [ 1347.954397][ T32] r4:00000000 [ 1347.954446][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.954549][ T32] r9:83018205 r8:84ebc800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1347.954601][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.954699][ T32] r5:00001000 r4:eb4b9000 [ 1347.954744][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.954833][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.954923][ T32] r5:8574eb8c r4:8574e800 [ 1347.954967][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.955078][ T32] r7:ddde2d80 r6:83018200 r5:8574eb8c r4:8587a280 [ 1347.955152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.955278][ T32] r10:61c88647 r9:84ebc800 r8:8587a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.955441][ T32] r4:8587a280 [ 1347.955502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.955607][ T32] r10:00000000 r9:8587a280 r8:80287e08 r7:ebca1e60 r6:8587e880 r5:84ebc800 [ 1347.955664][ T32] r4:00000001 [ 1347.955718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.955808][ T32] Exception stack(0xebe45fb0 to 0xebe45ff8) [ 1347.970617][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.970784][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.970854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.970931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.970989][ T32] r4:85877a00 [ 1347.971799][ T32] INFO: task kworker/1:442:5765 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.971888][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.972071][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.972220][ T32] Call trace: [ 1347.972341][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.972471][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.972529][ T32] r4:00000000 [ 1347.972576][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.972667][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.972734][ T32] 1d20: 8ae3a000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.972839][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.972927][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.972991][ T32] r5:80070013 r4:80239bb0 [ 1347.973044][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.973154][ T32] r4:82ac21e4 [ 1347.973204][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.973303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.973360][ T32] r4:e0581dc0 [ 1347.973411][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.973512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.973567][ T32] r4:00000000 [ 1347.973616][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.973720][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.973776][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.973874][ T32] r5:00001000 r4:df927000 [ 1347.973925][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.974041][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.974147][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.974203][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.974311][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.974384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.974499][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.974553][ T32] r4:84ddab80 [ 1347.974602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.974705][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.974759][ T32] r4:00000001 [ 1347.974805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.974888][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.974951][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.975021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.975093][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.975160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.975214][ T32] r4:84cfd140 [ 1347.975265][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.975349][ T32] INFO: task kworker/1:443:5766 blocked for more than 474 seconds. [ 1347.975428][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.975485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.975531][ T32] task:kworker/1:443 state:D stack:0 pid:5766 tgid:5766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.975633][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.975735][ T32] Call trace: [ 1347.975803][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.986765][ T32] r10:8291a684 r9:ebe49d84 r8:00000002 r7:60000113 r6:ebe49d8c r5:84ebd400 [ 1347.987386][ T32] r4:84ebd400 [ 1347.987504][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.987672][ T32] r5:84ebd400 r4:8291a680 [ 1347.987718][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.987862][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.987994][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe49e08 [ 1347.988053][ T32] r4:00000000 [ 1347.988112][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.988195][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.988276][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.988429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85920040 [ 1347.988496][ T32] r4:00000000 [ 1347.988543][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.988663][ T32] r9:83018205 r8:84ebd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1347.988719][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.988830][ T32] r5:00001000 r4:ec7f7000 [ 1347.988897][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.989005][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.989155][ T32] r5:8447ab8c r4:8447a800 [ 1347.989204][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.989304][ T32] r7:ddde2d80 r6:83018200 r5:8447ab8c r4:8587a300 [ 1347.989349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.989453][ T32] r10:61c88647 r9:84ebd400 r8:8587a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.989508][ T32] r4:8587a300 [ 1347.989575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.989712][ T32] r10:00000000 r9:8587a300 r8:80287e08 r7:ebca1e60 r6:8587e900 r5:84ebd400 [ 1347.989769][ T32] r4:00000001 [ 1347.989819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.989940][ T32] Exception stack(0xebe49fb0 to 0xebe49ff8) [ 1347.990060][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.990137][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.990200][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.990274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.990325][ T32] r4:85877a00 [ 1347.991203][ T32] INFO: task kworker/1:443:5766 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1347.991297][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.991435][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.991545][ T32] Call trace: [ 1347.991617][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.991758][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1347.991817][ T32] r4:00000000 [ 1347.991865][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.991972][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1347.992039][ T32] 1d20: 8ae3a000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1347.992122][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1347.992182][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.992234][ T32] r5:80070013 r4:80239bb0 [ 1347.992286][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.992380][ T32] r4:82ac21e4 [ 1347.992431][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.992528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1347.992586][ T32] r4:e0581dc0 [ 1347.992632][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.992734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1347.992790][ T32] r4:00000000 [ 1347.992844][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1347.992944][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.992993][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1347.993089][ T32] r5:00001000 r4:df927000 [ 1347.993138][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1347.993226][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.993323][ T32] r5:84f0cf8c r4:84f0cc00 [ 1347.993371][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.993475][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1347.993527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.993627][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.993676][ T32] r4:84ddab80 [ 1347.993717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.993815][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1347.993877][ T32] r4:00000001 [ 1347.993924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.994037][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1347.994113][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.994178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.994236][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.994298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.994348][ T32] r4:84cfd140 [ 1347.994397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.994460][ T32] INFO: task kworker/1:444:5768 blocked for more than 474 seconds. [ 1347.994526][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1347.994584][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.994632][ T32] task:kworker/1:444 state:D stack:0 pid:5768 tgid:5768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.994732][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.994832][ T32] Call trace: [ 1347.994902][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1347.995004][ T32] r10:8291a684 r9:ebe51d84 r8:00000002 r7:60000013 r6:ebe51d8c r5:84ebbc00 [ 1347.995057][ T32] r4:84ebbc00 [ 1347.995121][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1347.995216][ T32] r5:84ebbc00 r4:8291a680 [ 1347.995261][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.995351][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.995448][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe51e08 [ 1347.995504][ T32] r4:00000000 [ 1347.995550][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1347.995628][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1347.995713][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1347.995806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85877000 [ 1348.025441][ T32] r4:00000000 [ 1348.025617][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.025798][ T32] r9:83018205 r8:84ebbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1348.026661][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.026850][ T32] r5:00001000 r4:eba77000 [ 1348.026918][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.027014][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.027126][ T32] r5:8574f38c r4:8574f000 [ 1348.027178][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.027287][ T32] r7:ddde2d80 r6:83018200 r5:8574f38c r4:8587a380 [ 1348.027340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.027448][ T32] r10:61c88647 r9:84ebbc00 r8:8587a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.027504][ T32] r4:8587a380 [ 1348.027557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.027663][ T32] r10:00000000 r9:8587a380 r8:80287e08 r7:ebe49e60 r6:8587e980 r5:84ebbc00 [ 1348.027717][ T32] r4:00000001 [ 1348.027767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.027860][ T32] Exception stack(0xebe51fb0 to 0xebe51ff8) [ 1348.027935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.028007][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.028083][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.028153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.028204][ T32] r4:85877a00 [ 1348.028985][ T32] INFO: task kworker/1:444:5768 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.029086][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.029254][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.029360][ T32] Call trace: [ 1348.029436][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.029550][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.029608][ T32] r4:00000000 [ 1348.029683][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.029779][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.029847][ T32] 1d20: 8afe7000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.029928][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.030013][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.030076][ T32] r5:80070013 r4:80239bb0 [ 1348.030150][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.030261][ T32] r4:82ac21e4 [ 1348.030316][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.030414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.030484][ T32] r4:e0581dc0 [ 1348.030555][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.030660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.030715][ T32] r4:00000000 [ 1348.030761][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.030865][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.030917][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.031013][ T32] r5:00001000 r4:df927000 [ 1348.031066][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.031178][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.031283][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.031333][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.031441][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.031517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.031636][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.031739][ T32] r4:84ddab80 [ 1348.031798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.031903][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.031959][ T32] r4:00000001 [ 1348.032039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.032143][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.032208][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.032270][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.032336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.032398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.032454][ T32] r4:84cfd140 [ 1348.032511][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.032617][ T32] INFO: task kworker/0:869:5769 blocked for more than 474 seconds. [ 1348.032698][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.032771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.032831][ T32] task:kworker/0:869 state:D stack:0 pid:5769 tgid:5769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.032952][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.033085][ T32] Call trace: [ 1348.033199][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.033307][ T32] r10:8291a684 r9:ebe55d84 r8:00000002 r7:60000113 r6:ebe55d8c r5:84ebe000 [ 1348.033368][ T32] r4:84ebe000 [ 1348.033423][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.033522][ T32] r5:84ebe000 r4:8291a680 [ 1348.033569][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.033658][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.033757][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe55e08 [ 1348.033810][ T32] r4:00000000 [ 1348.033860][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.033951][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.034070][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.034164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889600 [ 1348.034220][ T32] r4:00000000 [ 1348.034271][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.034374][ T32] r9:83018005 r8:84ebe000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1348.034430][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.034532][ T32] r5:00001000 r4:eb7dd000 [ 1348.034607][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.034704][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.034836][ T32] r5:858b278c r4:858b2400 [ 1348.034904][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.035002][ T32] r7:dddced80 r6:83018000 r5:858b278c r4:8587ea00 [ 1348.035054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.035167][ T32] r10:61c88647 r9:84ebe000 r8:8587ea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.035229][ T32] r4:8587ea00 [ 1348.035282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.035385][ T32] r10:00000000 r9:8587ea00 r8:80287e08 r7:ebe35e60 r6:8587ea80 r5:84ebe000 [ 1348.035440][ T32] r4:00000001 [ 1348.035490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.035571][ T32] Exception stack(0xebe55fb0 to 0xebe55ff8) [ 1348.035632][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.035703][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.035766][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.066640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.066844][ T32] r4:85889400 [ 1348.067612][ T32] INFO: task kworker/0:869:5769 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.067726][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.067908][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.068040][ T32] Call trace: [ 1348.068128][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.068282][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.068345][ T32] r4:00000000 [ 1348.068394][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.068482][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.068551][ T32] 1d20: 8b224000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.068624][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.068693][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.068750][ T32] r5:80070013 r4:80239bb0 [ 1348.068800][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.068901][ T32] r4:82ac21e4 [ 1348.068951][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.069046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.069112][ T32] r4:e0581dc0 [ 1348.069187][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.069310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.069369][ T32] r4:00000000 [ 1348.069432][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.069549][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.069601][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.069696][ T32] r5:00001000 r4:df927000 [ 1348.069744][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.069838][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.069931][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.070007][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.070124][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.070179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.070280][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.070334][ T32] r4:84ddab80 [ 1348.070380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.070483][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.070536][ T32] r4:00000001 [ 1348.070586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.070666][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.070726][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.070790][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.070853][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.070920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.070974][ T32] r4:84cfd140 [ 1348.071027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.071105][ T32] INFO: task kworker/0:870:5772 blocked for more than 474 seconds. [ 1348.071187][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.071251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.071306][ T32] task:kworker/0:870 state:D stack:0 pid:5772 tgid:5772 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.071494][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.071635][ T32] Call trace: [ 1348.071715][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.071816][ T32] r10:8291a684 r9:ebe4dd84 r8:00000002 r7:60000113 r6:ebe4dd8c r5:84ebec00 ** 2 printk messages dropped ** [ 1348.072019][ T32] r5:84ebec00 r4:8291a680 [ 1348.072096][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.072190][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.072296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe4de08 [ 1348.072356][ T32] r4:00000000 [ 1348.072403][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.072495][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.072580][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.072677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889840 [ 1348.072731][ T32] r4:00000000 [ 1348.072804][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.072920][ T32] r9:83018005 r8:84ebec00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1348.072977][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.073088][ T32] r5:00001000 r4:eb95f000 [ 1348.073138][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.073226][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.073324][ T32] r5:858b2f8c r4:858b2c00 [ 1348.073398][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.073508][ T32] r7:dddced80 r6:83018000 r5:858b2f8c r4:8587eb00 [ 1348.073560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.073669][ T32] r10:61c88647 r9:84ebec00 r8:8587eb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.073746][ T32] r4:8587eb00 [ 1348.073799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.073906][ T32] r10:00000000 r9:8587eb00 r8:80287e08 r7:ebe35e60 r6:8587eb80 r5:84ebec00 [ 1348.073987][ T32] r4:00000001 [ 1348.074048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.074141][ T32] Exception stack(0xebe4dfb0 to 0xebe4dff8) [ 1348.074205][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.075256][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.110091][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1348.110776][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.111234][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.111973][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1348.112672][ T32] INFO: task kworker/0:871:5774 blocked for more than 474 seconds. ** 8 printk messages dropped ** [ 1348.113455][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1348.114328][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.114906][ T32] r5:858b378c r4:858b3400 [ 1348.114958][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.115225][ T32] r10:61c88647 r9:84eb8000 r8:8587ec2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1348.141763][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.142496][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1348.143215][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.143419][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1348.143929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1348.144484][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1348.144980][ T32] INFO: task kworker/0:872:5776 blocked for more than 474 seconds. ** 1 printk messages dropped ** [ 1348.145135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.145191][ T32] task:kworker/0:872 state:D stack:0 pid:5776 tgid:5776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.145294][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.145390][ T32] Call trace: [ 1348.145462][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.145578][ T32] r10:8291a684 r9:ebe59d84 r8:00000002 r7:60000013 r6:ebe59d8c r5:847da400 [ 1348.145649][ T32] r4:847da400 [ 1348.145737][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.145899][ T32] r5:847da400 r4:8291a680 [ 1348.166688][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.166888][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.166994][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe59e08 [ 1348.167056][ T32] r4:00000000 [ 1348.167127][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.167207][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.167296][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.167414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889900 [ 1348.167482][ T32] r4:00000000 [ 1348.167532][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.167672][ T32] r9:83018005 r8:847da400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1348.167746][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.167858][ T32] r5:00001000 r4:eb991000 [ 1348.167913][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.168004][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.168116][ T32] r5:858b338c r4:858b3000 [ 1348.168164][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.168260][ T32] r7:dddced80 r6:83018000 r5:858b338c r4:8587ed00 [ 1348.168314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.168416][ T32] r10:61c88647 r9:847da400 r8:8587ed2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.168473][ T32] r4:8587ed00 [ 1348.168519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.168666][ T32] r10:00000000 r9:8587ed00 r8:80287e08 r7:ebd45e60 r6:8587ed80 r5:847da400 [ 1348.168732][ T32] r4:00000001 [ 1348.168797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.168936][ T32] Exception stack(0xebe59fb0 to 0xebe59ff8) [ 1348.169042][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.169118][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.169176][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.169238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.169294][ T32] r4:85889940 [ 1348.170113][ T32] INFO: task kworker/0:872:5776 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.170205][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.170357][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.170485][ T32] Call trace: [ 1348.170569][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.170683][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.170739][ T32] r4:00000000 [ 1348.170871][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.170977][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.171055][ T32] 1d20: 8b837000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.171134][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.171210][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.171274][ T32] r5:80070013 r4:80239bb0 [ 1348.171325][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.171427][ T32] r4:82ac21e4 [ 1348.171477][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.171597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.171658][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1348.171846][ T32] r4:00000000 [ 1348.171939][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.172059][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.172120][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.172216][ T32] r5:00001000 r4:df927000 [ 1348.172276][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.172369][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.172467][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.172519][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.172622][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.172706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.172840][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.172899][ T32] r4:84ddab80 [ 1348.172944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.173044][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.173104][ T32] r4:00000001 [ 1348.173147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.173227][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.173336][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.173412][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.173477][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.173542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.173595][ T32] r4:84cfd140 [ 1348.173645][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.173711][ T32] INFO: task kworker/0:873:5778 blocked for more than 474 seconds. [ 1348.173789][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.173854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.173906][ T32] task:kworker/0:873 state:D stack:0 pid:5778 tgid:5778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.174034][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.174157][ T32] Call trace: [ 1348.174256][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.174359][ T32] r10:8291a684 r9:ebe5dd84 r8:00000002 r7:60000013 r6:ebe5dd8c r5:85810c00 [ 1348.174412][ T32] r4:85810c00 [ 1348.174477][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.174590][ T32] r5:85810c00 r4:8291a680 [ 1348.174641][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.174723][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.174810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe5de08 [ 1348.174872][ T32] r4:00000000 [ 1348.174925][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.175009][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.175103][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.175214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889e40 [ 1348.175285][ T32] r4:00000000 [ 1348.175337][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.175441][ T32] r9:83018005 r8:85810c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1348.175496][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.175615][ T32] r5:00001000 r4:eb9fb000 [ 1348.175672][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.175777][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.226572][ T32] r5:858b3b8c r4:858b3800 [ 1348.226764][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.226921][ T32] r7:dddced80 r6:83018000 r5:858b3b8c r4:8587ee00 [ 1348.226981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.227106][ T32] r10:61c88647 r9:85810c00 r8:8587ee2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.227169][ T32] r4:8587ee00 [ 1348.227216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.227321][ T32] r10:00000000 r9:8587ee00 r8:80287e08 r7:ebd45e60 r6:8587ee80 r5:85810c00 [ 1348.227396][ T32] r4:00000001 [ 1348.227487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.227591][ T32] Exception stack(0xebe5dfb0 to 0xebe5dff8) [ 1348.227659][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.227747][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.227818][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.227893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.227948][ T32] r4:85889b80 [ 1348.228724][ T32] INFO: task kworker/0:873:5778 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.228815][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.228965][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.229101][ T32] Call trace: [ 1348.229207][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.229326][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.229383][ T32] r4:00000000 [ 1348.229436][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.229531][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.229596][ T32] 1d20: 8bb3d000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.229740][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.229829][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.229894][ T32] r5:80070013 r4:80239bb0 [ 1348.229950][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.230082][ T32] r4:82ac21e4 [ 1348.230155][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.230270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.230340][ T32] r4:e0581dc0 [ 1348.230499][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.230609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.230666][ T32] r4:00000000 [ 1348.230733][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.230839][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.230894][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.231007][ T32] r5:00001000 r4:df927000 [ 1348.231065][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.231184][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.231293][ T32] r5:84f0cf8c r4:84f0cc00 ** 3 printk messages dropped ** [ 1348.231610][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1348.232058][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1348.232556][ T32] INFO: task kworker/0:874:5780 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 1348.232832][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.232927][ T32] Call trace: [ 1348.232991][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.233099][ T32] r10:8291a684 r9:ebe69d84 r8:00000002 r7:60000113 r6:ebe69d8c r5:85812400 [ 1348.233172][ T32] r4:85812400 [ 1348.233229][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.233323][ T32] r5:85812400 r4:8291a680 [ 1348.233368][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.233466][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.233560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe69e08 [ 1348.233609][ T32] r4:00000000 [ 1348.233655][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.233753][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.233850][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.234026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889fc0 [ 1348.234112][ T32] r4:00000000 [ 1348.234168][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.234273][ T32] r9:83018005 r8:85812400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1348.234327][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.234427][ T32] r5:00001000 r4:eba17000 [ 1348.234480][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.234571][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.234668][ T32] r5:858b3f8c r4:858b3c00 [ 1348.234718][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.234818][ T32] r7:dddced80 r6:83018000 r5:858b3f8c r4:8587ef00 [ 1348.234891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.235008][ T32] r10:61c88647 r9:85812400 r8:8587ef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.235077][ T32] r4:8587ef00 [ 1348.235122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.235221][ T32] r10:00000000 r9:8587ef00 r8:80287e08 r7:ebe5de60 r6:8587ef80 r5:85812400 [ 1348.235273][ T32] r4:00000001 [ 1348.235318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.235418][ T32] Exception stack(0xebe69fb0 to 0xebe69ff8) [ 1348.235487][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.235553][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.235615][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.235677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.235728][ T32] r4:85889c80 [ 1348.267157][ T32] INFO: task kworker/0:874:5780 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.267392][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.267558][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.267686][ T32] Call trace: [ 1348.267756][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.267907][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.267966][ T32] r4:00000000 [ 1348.268020][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.268122][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.268186][ T32] 1d20: 8bd0b000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.268249][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.268308][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.268360][ T32] r5:80070013 r4:80239bb0 [ 1348.268431][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.268531][ T32] r4:82ac21e4 [ 1348.268584][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.268682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.268736][ T32] r4:e0581dc0 [ 1348.268782][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.268899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.268983][ T32] r4:00000000 [ 1348.269056][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.269169][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.269223][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.269319][ T32] r5:00001000 r4:df927000 [ 1348.269371][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.269472][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.269573][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.269625][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.269732][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.269787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.269891][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.269946][ T32] r4:84ddab80 [ 1348.270023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.270139][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.270193][ T32] r4:00000001 [ 1348.270238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.270321][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.270384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.270441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.270500][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.270605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.270663][ T32] r4:84cfd140 [ 1348.270716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.270825][ T32] INFO: task kworker/0:875:5782 blocked for more than 474 seconds. [ 1348.270928][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.270992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.271060][ T32] task:kworker/0:875 state:D stack:0 pid:5782 tgid:5782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.271182][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.271273][ T32] Call trace: [ 1348.271340][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.271430][ T32] r10:8291a684 r9:ebe6dd84 r8:00000002 r7:60000013 r6:ebe6dd8c r5:85813000 [ 1348.271505][ T32] r4:85813000 [ 1348.271565][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.271684][ T32] r5:85813000 r4:8291a680 [ 1348.271731][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.271825][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.271937][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe6de08 [ 1348.272009][ T32] r4:00000000 [ 1348.272059][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.272153][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.272258][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.272387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85885000 [ 1348.272448][ T32] r4:00000000 [ 1348.272497][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.272611][ T32] r9:83018005 r8:85813000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1348.272671][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.272986][ T32] r5:858bc38c r4:858bc000 [ 1348.273035][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.273138][ T32] r7:dddced80 r6:83018000 r5:858bc38c r4:85888000 [ 1348.273190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.273288][ T32] r10:61c88647 r9:85813000 r8:8588802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1348.273514][ T32] r10:00000000 r9:85888000 r8:80287e08 r7:ebe69e60 r6:85888080 r5:85813000 ** 5 printk messages dropped ** [ 1348.273937][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.274978][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1348.275200][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1348.275570][ T32] 1d20: 8bd0b000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 1 printk messages dropped ** [ 1348.275695][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1348.304145][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1348.304342][ T32] r4:00000000 [ 1348.304388][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.304494][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.304548][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.304653][ T32] r5:00001000 r4:df927000 [ 1348.304705][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.304796][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.304894][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.304938][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.305039][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.305102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.305199][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.305277][ T32] r4:84ddab80 [ 1348.305338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.305446][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.305500][ T32] r4:00000001 [ 1348.305550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.305635][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.305715][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.305784][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.330572][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.330757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.330819][ T32] r4:84cfd140 [ 1348.330884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.330974][ T32] INFO: task kworker/0:876:5784 blocked for more than 474 seconds. [ 1348.331063][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.331131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.331250][ T32] task:kworker/0:876 state:D stack:0 pid:5784 tgid:5784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.331487][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.331625][ T32] Call trace: [ 1348.331757][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.331883][ T32] r10:8291a684 r9:ebe71d84 r8:00000002 r7:60000113 r6:ebe71d8c r5:85811800 [ 1348.331937][ T32] r4:85811800 [ 1348.331984][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.332088][ T32] r5:85811800 r4:8291a680 [ 1348.332139][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.332231][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.332326][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe71e08 [ 1348.332381][ T32] r4:00000000 [ 1348.332496][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.332590][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.332681][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.332810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858854c0 [ 1348.332878][ T32] r4:00000000 [ 1348.332924][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.333130][ T32] r9:83018005 r8:85811800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1348.333206][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.333304][ T32] r5:00001000 r4:ebaad000 [ 1348.333355][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.333446][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.333538][ T32] r5:858bc78c r4:858bc400 [ 1348.333588][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.333692][ T32] r7:dddced80 r6:83018000 r5:858bc78c r4:85888100 [ 1348.333744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.333850][ T32] r10:61c88647 r9:85811800 r8:8588812c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.333905][ T32] r4:85888100 [ 1348.333971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.334100][ T32] r10:00000000 r9:85888100 r8:80287e08 r7:ebe6de60 r6:85888180 r5:85811800 [ 1348.334156][ T32] r4:00000001 [ 1348.334203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.334293][ T32] Exception stack(0xebe71fb0 to 0xebe71ff8) [ 1348.334357][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.334421][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.334483][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.334616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.334712][ T32] r4:85885200 [ 1348.335511][ T32] INFO: task kworker/0:876:5784 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.335624][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.335936][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.349898][ T32] Call trace: [ 1348.350037][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.350241][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.350310][ T32] r4:00000000 [ 1348.350363][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.350527][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.350645][ T32] 1d20: 8c0ee000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.350721][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.350781][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.350870][ T32] r5:80070013 r4:80239bb0 [ 1348.350926][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.351050][ T32] r4:82ac21e4 [ 1348.351112][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.351209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.351266][ T32] r4:e0581dc0 [ 1348.351315][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.351407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.351462][ T32] r4:00000000 [ 1348.351510][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.351611][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.351694][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.351807][ T32] r5:00001000 r4:df927000 [ 1348.351855][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.352222][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 3 printk messages dropped ** [ 1348.352458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.352550][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.352601][ T32] r4:00000001 [ 1348.352643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.352727][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.352789][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.352893][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.352968][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.353050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.353124][ T32] r4:84cfd140 [ 1348.353176][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.353242][ T32] INFO: task kworker/1:445:5787 blocked for more than 474 seconds. [ 1348.353311][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.353365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.353419][ T32] task:kworker/1:445 state:D stack:0 pid:5787 tgid:5787 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.353537][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.353629][ T32] Call trace: [ 1348.353701][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.353803][ T32] r10:8291a684 r9:ebe79d84 r8:00000002 r7:60000113 r6:ebe79d8c r5:85813c00 [ 1348.353859][ T32] r4:85813c00 [ 1348.353930][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.354038][ T32] r5:85813c00 r4:8291a680 [ 1348.354130][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.354296][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.354412][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe79e08 [ 1348.354470][ T32] r4:00000000 [ 1348.354520][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.354605][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.354687][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.354780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ed500 [ 1348.354831][ T32] r4:00000000 [ 1348.354877][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.354972][ T32] r9:83018205 r8:85813c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1348.355065][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.355176][ T32] r5:00001000 r4:ec7ed000 [ 1348.355226][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.355366][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.355461][ T32] r5:8574ff8c r4:8574fc00 [ 1348.355507][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.355603][ T32] r7:ddde2d80 r6:83018200 r5:8574ff8c r4:8587a400 [ 1348.355652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.355753][ T32] r10:61c88647 r9:85813c00 r8:8587a42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.355912][ T32] r4:8587a400 [ 1348.381358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.381547][ T32] r10:00000000 r9:8587a400 r8:80287e08 r7:ebe49e60 r6:85888200 r5:85813c00 [ 1348.381604][ T32] r4:00000001 [ 1348.381648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.381734][ T32] Exception stack(0xebe79fb0 to 0xebe79ff8) [ 1348.381805][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.381875][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.381937][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.382034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.382099][ T32] r4:85877400 [ 1348.382890][ T32] INFO: task kworker/1:445:5787 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.382980][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.383147][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.383254][ T32] Call trace: [ 1348.383329][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.383439][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.383493][ T32] r4:00000000 [ 1348.383537][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.383615][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.383674][ T32] 1d20: 8c27c000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.383736][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.383792][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.384064][ T32] r5:80070013 r4:80239bb0 [ 1348.384138][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.384231][ T32] r4:82ac21e4 [ 1348.384274][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.384359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.384407][ T32] r4:e0581dc0 [ 1348.384468][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.384562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.384610][ T32] r4:00000000 [ 1348.384660][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.384761][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.384825][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.384929][ T32] r5:00001000 r4:df927000 [ 1348.384979][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.385066][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.385179][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.385230][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.385334][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.385389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.385497][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.385551][ T32] r4:84ddab80 [ 1348.385620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.385831][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.409637][ T32] r4:00000001 [ 1348.409825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.409996][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.410086][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.410172][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.410243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.410310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.410362][ T32] r4:84cfd140 [ 1348.410415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.410896][ T32] INFO: task kworker/0:877:5788 blocked for more than 474 seconds. [ 1348.410987][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.411044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.411123][ T32] task:kworker/0:877 state:D stack:0 pid:5788 tgid:5788 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.411252][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.411379][ T32] Call trace: [ 1348.411454][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.411563][ T32] r10:8291a684 r9:ec689d84 r8:00000002 r7:60000013 r6:ec689d8c r5:85815400 [ 1348.411616][ T32] r4:85815400 [ 1348.411664][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.411760][ T32] r5:85815400 r4:8291a680 [ 1348.411827][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.411940][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.412087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec689e08 [ 1348.412156][ T32] r4:00000000 [ 1348.412209][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.412293][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.412384][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.412487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85885740 [ 1348.412542][ T32] r4:00000000 [ 1348.412611][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.412736][ T32] r9:83018005 r8:85815400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1348.412794][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.412897][ T32] r5:00001000 r4:ebb31000 [ 1348.412963][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.413085][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.413185][ T32] r5:858bcb8c r4:858bc800 [ 1348.413237][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.413338][ T32] r7:dddced80 r6:83018000 r5:858bcb8c r4:85888280 [ 1348.413390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.413488][ T32] r10:61c88647 r9:85815400 r8:858882ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.413558][ T32] r4:85888280 [ 1348.413612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.413700][ T32] r10:00000000 r9:85888280 r8:80287e08 r7:ebe71e60 r6:85888300 r5:85815400 [ 1348.413757][ T32] r4:00000001 [ 1348.413830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.413924][ T32] Exception stack(0xec689fb0 to 0xec689ff8) [ 1348.414015][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.414094][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.414162][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.414230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.414290][ T32] r4:85885480 [ 1348.415100][ T32] INFO: task kworker/0:877:5788 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.415218][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.415408][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.415518][ T32] Call trace: [ 1348.415589][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.415703][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.415759][ T32] r4:00000000 [ 1348.415880][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.439899][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.440019][ T32] 1d20: 8c47e000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.440101][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.440166][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.440229][ T32] r5:80070013 r4:80239bb0 [ 1348.440285][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.440415][ T32] r4:82ac21e4 [ 1348.440470][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.440576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.440634][ T32] r4:e0581dc0 [ 1348.440677][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.440768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.440822][ T32] r4:00000000 [ 1348.440871][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.440974][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.441027][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.441140][ T32] r5:00001000 r4:df927000 [ 1348.441193][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.441286][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.441381][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.441431][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.441533][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.441591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.441699][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.441751][ T32] r4:84ddab80 [ 1348.441796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.441888][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.441977][ T32] r4:00000001 [ 1348.442051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.442150][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.442213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.442381][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.442476][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.442553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.442607][ T32] r4:84cfd140 [ 1348.442666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.442735][ T32] INFO: task kworker/0:878:5790 blocked for more than 474 seconds. [ 1348.442805][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.442860][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.442911][ T32] task:kworker/0:878 state:D stack:0 pid:5790 tgid:5790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.443031][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.443137][ T32] Call trace: [ 1348.443212][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.443346][ T32] r10:8291a684 r9:ec68dd84 r8:00000002 r7:60000113 r6:ec68dd8c r5:85816000 [ 1348.443417][ T32] r4:85816000 [ 1348.443465][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.443566][ T32] r5:85816000 r4:8291a680 [ 1348.443622][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.443720][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.443829][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec68de08 [ 1348.443895][ T32] r4:00000000 [ 1348.443968][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.444079][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.444174][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.444289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858859c0 [ 1348.444353][ T32] r4:00000000 [ 1348.444403][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.444503][ T32] r9:83018005 r8:85816000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1348.444555][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.444660][ T32] r5:00001000 r4:ebbd5000 [ 1348.444710][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.444799][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.444893][ T32] r5:858bd38c r4:858bd000 [ 1348.444941][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.445035][ T32] r7:dddced80 r6:83018000 r5:858bd38c r4:85888380 [ 1348.445093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.445195][ T32] r10:61c88647 r9:85816000 r8:858883ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.445300][ T32] r4:85888380 [ 1348.445357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.445463][ T32] r10:00000000 r9:85888380 r8:80287e08 r7:ec689e60 r6:8587a480 r5:85816000 [ 1348.445520][ T32] r4:00000001 [ 1348.445564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.445642][ T32] Exception stack(0xec68dfb0 to 0xec68dff8) [ 1348.445698][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.445765][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.445827][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.476837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.477043][ T32] r4:85885700 [ 1348.477902][ T32] INFO: task kworker/0:878:5790 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.478017][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.478201][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.478375][ T32] Call trace: [ 1348.478473][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.478618][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.478693][ T32] r4:00000000 [ 1348.478741][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.478854][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.478929][ T32] 1d20: 8c683000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.478992][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.479075][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.479138][ T32] r5:80070013 r4:80239bb0 [ 1348.479188][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.479285][ T32] r4:82ac21e4 [ 1348.479338][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.479451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.479512][ T32] r4:e0581dc0 [ 1348.479564][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.479664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.479723][ T32] r4:00000000 [ 1348.479771][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.479883][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.479943][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.480048][ T32] r5:00001000 r4:df927000 [ 1348.480108][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.480199][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.480295][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.480361][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.480473][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.480539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.480669][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.480738][ T32] r4:84ddab80 [ 1348.480787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.480892][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.480949][ T32] r4:00000001 [ 1348.481016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.481117][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.481187][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.481257][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.481321][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.481386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.481438][ T32] r4:84cfd140 [ 1348.481486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.481551][ T32] INFO: task kworker/0:879:5791 blocked for more than 474 seconds. [ 1348.481623][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.481682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.481730][ T32] task:kworker/0:879 state:D stack:0 pid:5791 tgid:5791 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.481830][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.482004][ T32] Call trace: [ 1348.482114][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.482224][ T32] r10:8291a684 r9:ebd71d84 r8:00000002 r7:60000113 r6:ebd71d8c r5:857e3000 [ 1348.482280][ T32] r4:857e3000 [ 1348.482348][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.482451][ T32] r5:857e3000 r4:8291a680 [ 1348.482500][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.482612][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.482714][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd71e08 [ 1348.482772][ T32] r4:00000000 [ 1348.482843][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.482938][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.483045][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.483160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85885940 [ 1348.483219][ T32] r4:00000000 [ 1348.483272][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.483374][ T32] r9:83018005 r8:857e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1348.483480][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.483592][ T32] r5:00001000 r4:ebbb5000 [ 1348.483642][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.483730][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.483824][ T32] r5:858bcf8c r4:858bcc00 [ 1348.483872][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.484039][ T32] r7:dddced80 r6:83018000 r5:858bcf8c r4:85888400 [ 1348.484128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.484238][ T32] r10:61c88647 r9:857e3000 r8:8588842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.484295][ T32] r4:85888400 [ 1348.484344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.484451][ T32] r10:00000000 r9:85888400 r8:80287e08 r7:ec68de60 r6:8587a500 r5:857e3000 [ 1348.484507][ T32] r4:00000001 [ 1348.484620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.484723][ T32] Exception stack(0xebd71fb0 to 0xebd71ff8) [ 1348.484803][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.484876][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.484942][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.485014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.485086][ T32] r4:85885700 [ 1348.485633][ T32] INFO: task kworker/0:879:5791 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.485711][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.524718][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.525020][ T32] Call trace: [ 1348.525110][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.525240][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.525299][ T32] r4:00000000 [ 1348.525349][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.525444][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.525511][ T32] 1d20: 8c8d2000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.525584][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.525651][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.525715][ T32] r5:80070013 r4:80239bb0 [ 1348.525767][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.525909][ T32] r4:82ac21e4 [ 1348.542155][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.542381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.542441][ T32] r4:e0581dc0 [ 1348.542492][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.542593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.542652][ T32] r4:00000000 [ 1348.542703][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.542811][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.542870][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.542974][ T32] r5:00001000 r4:df927000 [ 1348.543032][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.543149][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.543251][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.543305][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.543420][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.543477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.543609][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.543680][ T32] r4:84ddab80 [ 1348.543731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.543840][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.543895][ T32] r4:00000001 [ 1348.543944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.544033][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.544131][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.544209][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.544294][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.544366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.544425][ T32] r4:84cfd140 [ 1348.544536][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.544669][ T32] INFO: task kworker/0:880:5795 blocked for more than 474 seconds. [ 1348.544753][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.544812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.544872][ T32] task:kworker/0:880 state:D stack:0 pid:5795 tgid:5795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.545010][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.545132][ T32] Call trace: [ 1348.545254][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.545373][ T32] r10:8291a684 r9:ec6a1d84 r8:00000002 r7:60000113 r6:ec6a1d8c r5:857e3c00 [ 1348.545426][ T32] r4:857e3c00 [ 1348.545489][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.545582][ T32] r5:857e3c00 r4:8291a680 [ 1348.545630][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.545728][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.545832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a1e08 [ 1348.545935][ T32] r4:00000000 [ 1348.557112][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.557258][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.557358][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.557467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85885ac0 [ 1348.557539][ T32] r4:00000000 [ 1348.557595][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.557728][ T32] r9:83018005 r8:857e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1348.557837][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.557973][ T32] r5:00001000 r4:ebbf5000 [ 1348.558029][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.558125][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.558229][ T32] r5:858bd78c r4:858bd400 [ 1348.558282][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.558395][ T32] r7:dddced80 r6:83018000 r5:858bd78c r4:85888480 [ 1348.558465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.558597][ T32] r10:61c88647 r9:857e3c00 r8:858884ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.558662][ T32] r4:85888480 [ 1348.558708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.558813][ T32] r10:00000000 r9:85888480 r8:80287e08 r7:ec68de60 r6:8587a580 r5:857e3c00 [ 1348.558882][ T32] r4:00000001 [ 1348.558947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.559045][ T32] Exception stack(0xec6a1fb0 to 0xec6a1ff8) [ 1348.559136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.559207][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.559270][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.559335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.559389][ T32] r4:85885700 [ 1348.560165][ T32] INFO: task kworker/0:880:5795 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.560252][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.560406][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.560547][ T32] Call trace: [ 1348.560646][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.560763][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.560819][ T32] r4:00000000 [ 1348.560870][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.560959][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.561022][ T32] 1d20: 8ca53000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.561118][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.561196][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.561252][ T32] r5:80070013 r4:80239bb0 [ 1348.561301][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.561411][ T32] r4:82ac21e4 [ 1348.561474][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.561576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.561650][ T32] r4:e0581dc0 [ 1348.561710][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.561811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.561867][ T32] r4:00000000 [ 1348.561915][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.562041][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.562106][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.562223][ T32] r5:00001000 r4:df927000 [ 1348.562293][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.562389][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.562487][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.562535][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.562637][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.562689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.562814][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.562876][ T32] r4:84ddab80 [ 1348.562924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.563057][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.563126][ T32] r4:00000001 [ 1348.563187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.563282][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.563344][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.563408][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.563469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.563536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.563612][ T32] r4:84cfd140 [ 1348.563680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.563769][ T32] INFO: task kworker/0:881:5796 blocked for more than 475 seconds. [ 1348.563855][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.563917][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.563988][ T32] task:kworker/0:881 state:D stack:0 pid:5796 tgid:5796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.564128][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.564218][ T32] Call trace: [ 1348.564294][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.564404][ T32] r10:8291a684 r9:ec6a5d84 r8:00000002 r7:60000013 r6:ec6a5d8c r5:857e6000 [ 1348.564469][ T32] r4:857e6000 [ 1348.564523][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.564639][ T32] r5:857e6000 r4:8291a680 [ 1348.564697][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.564817][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.564939][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a5e08 [ 1348.564998][ T32] r4:00000000 [ 1348.565076][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.565169][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.565256][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.565373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85885cc0 [ 1348.565437][ T32] r4:00000000 [ 1348.565489][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.565588][ T32] r9:83018005 r8:857e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1348.565677][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.565778][ T32] r5:00001000 r4:ebc01000 [ 1348.596964][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.597276][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.597398][ T32] r5:858bdb8c r4:858bd800 [ 1348.597458][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.597566][ T32] r7:dddced80 r6:83018000 r5:858bdb8c r4:85888500 [ 1348.597648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.597780][ T32] r10:61c88647 r9:857e6000 r8:8588852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.597844][ T32] r4:85888500 [ 1348.597900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.598071][ T32] r10:00000000 r9:85888500 r8:80287e08 r7:ec6a1e60 r6:8587a600 r5:857e6000 [ 1348.598162][ T32] r4:00000001 [ 1348.598223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.598311][ T32] Exception stack(0xec6a5fb0 to 0xec6a5ff8) [ 1348.598378][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.598444][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.598510][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.598571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.598626][ T32] r4:85885b00 [ 1348.599405][ T32] INFO: task kworker/0:881:5796 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.599497][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.599688][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.599804][ T32] Call trace: [ 1348.599885][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.600036][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.600108][ T32] r4:00000000 [ 1348.600155][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.600241][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.600315][ T32] 1d20: 8cba6000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.600386][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.600441][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.600491][ T32] r5:80070013 r4:80239bb0 [ 1348.600554][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.600652][ T32] r4:82ac21e4 [ 1348.600699][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.600794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.600850][ T32] r4:e0581dc0 [ 1348.600915][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.601019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.601077][ T32] r4:00000000 [ 1348.601122][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.601218][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.601285][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.601399][ T32] r5:00001000 r4:df927000 [ 1348.601461][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.601554][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.601659][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.601714][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.601812][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.601883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.602015][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.602078][ T32] r4:84ddab80 [ 1348.602125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.602222][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.602273][ T32] r4:00000001 [ 1348.602318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.602391][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.602447][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.602531][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.602605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.602676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.602747][ T32] r4:84cfd140 [ 1348.602802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.602869][ T32] INFO: task kworker/0:882:5798 blocked for more than 475 seconds. [ 1348.602937][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.603005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.603054][ T32] task:kworker/0:882 state:D stack:0 pid:5798 tgid:5798 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.603163][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.603283][ T32] Call trace: [ 1348.603361][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.603481][ T32] r10:8291a684 r9:ec6add84 r8:00000002 r7:60000113 r6:ec6add8c r5:857e1800 [ 1348.603541][ T32] r4:857e1800 [ 1348.603594][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.603694][ T32] r5:857e1800 r4:8291a680 [ 1348.603745][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.603836][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.603929][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6ade08 [ 1348.603998][ T32] r4:00000000 [ 1348.604049][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.604148][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.604223][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.604329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cce00 [ 1348.604404][ T32] r4:00000000 [ 1348.604464][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.604570][ T32] r9:83018005 r8:857e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1348.604620][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.604723][ T32] r5:00001000 r4:ebc23000 [ 1348.604772][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.604871][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.604982][ T32] r5:858be38c r4:858be000 [ 1348.605070][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.605192][ T32] r7:dddced80 r6:83018000 r5:858be38c r4:85888580 [ 1348.605249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.605377][ T32] r10:61c88647 r9:857e1800 r8:858885ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.605443][ T32] r4:85888580 [ 1348.605508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.605625][ T32] r10:00000000 r9:85888580 r8:80287e08 r7:ec6a5e60 r6:8587a680 r5:857e1800 [ 1348.605692][ T32] r4:00000001 [ 1348.605739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.605817][ T32] Exception stack(0xec6adfb0 to 0xec6adff8) [ 1348.639889][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.640092][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.640179][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.640264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.640323][ T32] r4:85885b00 [ 1348.641137][ T32] INFO: task kworker/0:882:5798 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.641229][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.641389][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.641512][ T32] Call trace: [ 1348.641617][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.641763][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.641831][ T32] r4:00000000 [ 1348.641881][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.642000][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.642082][ T32] 1d20: 8cd34000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.642156][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.642239][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.642306][ T32] r5:80070013 r4:80239bb0 [ 1348.642361][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.642461][ T32] r4:82ac21e4 [ 1348.642536][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.642664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.642746][ T32] r4:e0581dc0 [ 1348.642805][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.642911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.642975][ T32] r4:00000000 [ 1348.643028][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.643145][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.643200][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.643299][ T32] r5:00001000 r4:df927000 [ 1348.643372][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.643481][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.643579][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.643634][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.643735][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.643789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.643901][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.643959][ T32] r4:84ddab80 [ 1348.644009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.644128][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.644207][ T32] r4:00000001 [ 1348.644296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.644391][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.644460][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.644533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.644604][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.644675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.644729][ T32] r4:84cfd140 [ 1348.644785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.644858][ T32] INFO: task kworker/0:883:5799 blocked for more than 475 seconds. [ 1348.644970][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.645040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.645102][ T32] task:kworker/0:883 state:D stack:0 pid:5799 tgid:5799 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.645208][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.645304][ T32] Call trace: [ 1348.645401][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.645516][ T32] r10:8291a684 r9:ebe75d84 r8:00000002 r7:60000113 r6:ebe75d8c r5:85814800 [ 1348.645572][ T32] r4:85814800 [ 1348.645625][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.645725][ T32] r5:85814800 r4:8291a680 [ 1348.645780][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.666521][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.666810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe75e08 [ 1348.666874][ T32] r4:00000000 [ 1348.666928][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.667016][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.667113][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.667213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85885dc0 [ 1348.667270][ T32] r4:00000000 [ 1348.667321][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.667430][ T32] r9:83018005 r8:85814800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.667486][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.667592][ T32] r5:00001000 r4:ebc17000 [ 1348.667647][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.667739][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.667841][ T32] r5:858bdf8c r4:858bdc00 [ 1348.667898][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.668011][ T32] r7:dddced80 r6:83018000 r5:858bdf8c r4:85888600 [ 1348.668071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.668181][ T32] r10:61c88647 r9:85814800 r8:8588862c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.668237][ T32] r4:85888600 [ 1348.668288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.668390][ T32] r10:00000000 r9:85888600 r8:80287e08 r7:ec6ade60 r6:85888680 r5:85814800 [ 1348.668444][ T32] r4:00000001 [ 1348.668495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.668585][ T32] Exception stack(0xebe75fb0 to 0xebe75ff8) [ 1348.668685][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.668766][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.668835][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.668905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.668963][ T32] r4:85885f00 [ 1348.669766][ T32] INFO: task kworker/0:883:5799 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.669860][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.670037][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.670162][ T32] Call trace: [ 1348.670246][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.670365][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.670424][ T32] r4:00000000 [ 1348.670474][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.670597][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.670673][ T32] 1d20: 8cfa8000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.670745][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.670872][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.670944][ T32] r5:80070013 r4:80239bb0 [ 1348.670999][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.671107][ T32] r4:82ac21e4 [ 1348.671188][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.671310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.671366][ T32] r4:e0581dc0 [ 1348.671430][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.671532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.671608][ T32] r4:00000000 [ 1348.671665][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.671773][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.671849][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.671964][ T32] r5:00001000 r4:df927000 [ 1348.672017][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.672121][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.672244][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.672302][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.672402][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.672459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.672566][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.672622][ T32] r4:84ddab80 [ 1348.672669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.672792][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.672855][ T32] r4:00000001 [ 1348.672906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.672993][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.673056][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.673137][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.673201][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.673271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.673328][ T32] r4:84cfd140 [ 1348.673380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.696523][ T32] INFO: task kworker/0:884:5802 blocked for more than 475 seconds. [ 1348.696718][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.696773][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.696825][ T32] task:kworker/0:884 state:D stack:0 pid:5802 tgid:5802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.696942][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.697084][ T32] Call trace: [ 1348.697165][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.697280][ T32] r10:8291a684 r9:ec6b1d84 r8:00000002 r7:60000113 r6:ec6b1d8c r5:85816c00 [ 1348.697331][ T32] r4:85816c00 [ 1348.697374][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.697485][ T32] r5:85816c00 r4:8291a680 [ 1348.697538][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.697632][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.697757][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b1e08 [ 1348.697818][ T32] r4:00000000 [ 1348.697889][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.698053][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.698176][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.698283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889080 [ 1348.698361][ T32] r4:00000000 [ 1348.698430][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.698549][ T32] r9:83018005 r8:85816c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1348.698602][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.698694][ T32] r5:00001000 r4:ebc39000 [ 1348.698759][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.698862][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.698979][ T32] r5:858be78c r4:858be400 [ 1348.699037][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.699153][ T32] r7:dddced80 r6:83018000 r5:858be78c r4:85888700 [ 1348.699205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.699312][ T32] r10:61c88647 r9:85816c00 r8:8588872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.699372][ T32] r4:85888700 [ 1348.699420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.699528][ T32] r10:00000000 r9:85888700 r8:80287e08 r7:ec6ade60 r6:85888780 r5:85816c00 [ 1348.699584][ T32] r4:00000001 [ 1348.699632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.699737][ T32] Exception stack(0xec6b1fb0 to 0xec6b1ff8) [ 1348.699824][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.699909][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.699987][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.700058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.700143][ T32] r4:85885d40 [ 1348.700933][ T32] INFO: task kworker/0:884:5802 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.701047][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.701190][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.701324][ T32] Call trace: [ 1348.701417][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.701539][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.701596][ T32] r4:00000000 [ 1348.701663][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.701761][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.701845][ T32] 1d20: 8d1d0000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.701923][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.702013][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.702100][ T32] r5:80070013 r4:80239bb0 [ 1348.702159][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.702257][ T32] r4:82ac21e4 [ 1348.702307][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.702406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.702462][ T32] r4:e0581dc0 [ 1348.702509][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.702625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.702689][ T32] r4:00000000 [ 1348.702737][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.702842][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.702898][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.702991][ T32] r5:00001000 r4:df927000 [ 1348.703044][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.703164][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.703268][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.703331][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.703435][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.703509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.703618][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.703675][ T32] r4:84ddab80 [ 1348.703723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.703828][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.703905][ T32] r4:00000001 [ 1348.703960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.704080][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.704152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.704236][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.704328][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.704412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.704473][ T32] r4:84cfd140 [ 1348.704525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.704607][ T32] INFO: task kworker/0:885:5804 blocked for more than 475 seconds. [ 1348.704677][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.704731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.704780][ T32] task:kworker/0:885 state:D stack:0 pid:5804 tgid:5804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.704881][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.704996][ T32] Call trace: [ 1348.705106][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.705236][ T32] r10:8291a684 r9:ec6b5d84 r8:00000002 r7:60000013 r6:ec6b5d8c r5:85810000 [ 1348.705333][ T32] r4:85810000 [ 1348.705392][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.705491][ T32] r5:85810000 r4:8291a680 [ 1348.705539][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.705625][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.705719][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b5e08 [ 1348.705796][ T32] r4:00000000 [ 1348.705854][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.706073][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.734329][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.734517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85896000 [ 1348.734570][ T32] r4:00000000 [ 1348.734654][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.734795][ T32] r9:83018005 r8:85810000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1348.734962][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.735149][ T32] r5:00001000 r4:ebc57000 [ 1348.735235][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.735335][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.735425][ T32] r5:858bef8c r4:858bec00 [ 1348.735493][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.735599][ T32] r7:dddced80 r6:83018000 r5:858bef8c r4:85888800 [ 1348.735647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.735747][ T32] r10:61c88647 r9:85810000 r8:8588882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.735804][ T32] r4:85888800 [ 1348.741837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.742206][ T32] r10:00000000 r9:85888800 r8:80287e08 r7:ec6b1e60 r6:85888880 r5:85810000 [ 1348.742311][ T32] r4:00000001 [ 1348.742370][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.742504][ T32] Exception stack(0xec6b5fb0 to 0xec6b5ff8) [ 1348.742585][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.742652][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.742710][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.742775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.743055][ T32] r4:85877580 [ 1348.743946][ T32] INFO: task kworker/0:885:5804 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.744040][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.744246][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.744353][ T32] Call trace: [ 1348.744497][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.744626][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.744823][ T32] r4:00000000 [ 1348.744881][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.744973][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.745058][ T32] 1d20: 8d3e7000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.745247][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.745370][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.745441][ T32] r5:80070013 r4:80239bb0 [ 1348.745494][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.745589][ T32] r4:82ac21e4 [ 1348.745665][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.745931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.771306][ T32] r4:e0581dc0 [ 1348.771528][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.771720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.771783][ T32] r4:00000000 [ 1348.771893][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.772067][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.772133][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.772242][ T32] r5:00001000 r4:df927000 [ 1348.772297][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.772395][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.772498][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.772550][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.772666][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.772722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.772861][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.772975][ T32] r4:84ddab80 [ 1348.773033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.773245][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.773358][ T32] r4:00000001 [ 1348.773414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.773498][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.773562][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.773627][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.773692][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.773789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.773855][ T32] r4:84cfd140 [ 1348.773939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.774099][ T32] INFO: task kworker/0:886:5806 blocked for more than 475 seconds. [ 1348.774176][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.774295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.774376][ T32] task:kworker/0:886 state:D stack:0 pid:5806 tgid:5806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.774569][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.774867][ T32] Call trace: [ 1348.775014][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.775145][ T32] r10:8291a684 r9:ec6b9d84 r8:00000002 r7:60000113 r6:ec6b9d8c r5:84ebb000 [ 1348.775200][ T32] r4:84ebb000 [ 1348.775252][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.775347][ T32] r5:84ebb000 r4:8291a680 [ 1348.775398][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.775488][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.775612][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b9e08 [ 1348.775676][ T32] r4:00000000 [ 1348.775726][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.775893][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.785555][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.785767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85877940 [ 1348.785912][ T32] r4:00000000 [ 1348.786725][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.786900][ T32] r9:83018005 r8:84ebb000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1348.787000][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.787124][ T32] r5:00001000 r4:ebc45000 [ 1348.787172][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.787289][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.787411][ T32] r5:858beb8c r4:858be800 [ 1348.787504][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.787623][ T32] r7:dddced80 r6:83018000 r5:858beb8c r4:85888900 [ 1348.787705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.787877][ T32] r10:61c88647 r9:84ebb000 r8:8588892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.787948][ T32] r4:85888900 [ 1348.788009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.788130][ T32] r10:00000000 r9:85888900 r8:80287e08 r7:ec6b5e60 r6:85888980 r5:84ebb000 [ 1348.788176][ T32] r4:00000001 [ 1348.788222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.788302][ T32] Exception stack(0xec6b9fb0 to 0xec6b9ff8) [ 1348.788363][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.788421][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.788478][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.788540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.788603][ T32] r4:85896140 [ 1348.789396][ T32] INFO: task kworker/0:886:5806 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.789488][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.789667][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.789800][ T32] Call trace: [ 1348.789887][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.790038][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.790107][ T32] r4:00000000 [ 1348.790183][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.790292][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.790354][ T32] 1d20: 8d64b000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.790416][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.790474][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.790525][ T32] r5:80070013 r4:80239bb0 [ 1348.790573][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.790682][ T32] r4:82ac21e4 [ 1348.790738][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.790828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.790882][ T32] r4:e0581dc0 [ 1348.790923][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.791009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.791070][ T32] r4:00000000 [ 1348.791116][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.791209][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.791281][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.791381][ T32] r5:00001000 r4:df927000 [ 1348.791431][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.791513][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.791597][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.791662][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.791767][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.791821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.791924][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.792167][ T32] r4:84ddab80 [ 1348.792235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.792337][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.792394][ T32] r4:00000001 [ 1348.792468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.792562][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.792660][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.792735][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.792795][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.792860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.792910][ T32] r4:84cfd140 [ 1348.792961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.793052][ T32] INFO: task kworker/0:887:5808 blocked for more than 475 seconds. [ 1348.793145][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.793208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.793260][ T32] task:kworker/0:887 state:D stack:0 pid:5808 tgid:5808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.793370][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.793506][ T32] Call trace: [ 1348.793648][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.793763][ T32] r10:8291a684 r9:ec6bdd84 r8:00000002 r7:60000113 r6:ec6bdd8c r5:844b8000 [ 1348.793824][ T32] r4:844b8000 [ 1348.793875][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.794028][ T32] r5:844b8000 r4:8291a680 [ 1348.794092][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.794181][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.794271][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6bde08 [ 1348.794323][ T32] r4:00000000 [ 1348.794387][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.794477][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.794554][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.794647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85896300 [ 1348.794730][ T32] r4:00000000 [ 1348.794796][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.794907][ T32] r9:83018005 r8:844b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1348.794991][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.795146][ T32] r5:00001000 r4:ebc75000 [ 1348.795241][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.795336][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.795435][ T32] r5:858bf78c r4:858bf400 [ 1348.795486][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.795591][ T32] r7:dddced80 r6:83018000 r5:858bf78c r4:85888a00 [ 1348.795642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.795735][ T32] r10:61c88647 r9:844b8000 r8:85888a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.795819][ T32] r4:85888a00 [ 1348.821921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.822167][ T32] r10:00000000 r9:85888a00 r8:80287e08 r7:ec6b5e60 r6:85888a80 r5:844b8000 [ 1348.822229][ T32] r4:00000001 [ 1348.822295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.822391][ T32] Exception stack(0xec6bdfb0 to 0xec6bdff8) [ 1348.822461][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.822549][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.822625][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.822693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.822799][ T32] r4:85896140 [ 1348.823653][ T32] INFO: task kworker/0:887:5808 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.823746][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.823909][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.824039][ T32] Call trace: [ 1348.824154][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.824280][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.824338][ T32] r4:00000000 [ 1348.824389][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.824491][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.824559][ T32] 1d20: 8d8ca000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.824646][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.824718][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.824778][ T32] r5:80070013 r4:80239bb0 [ 1348.824832][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.824929][ T32] r4:82ac21e4 [ 1348.824979][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.825098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.825161][ T32] r4:e0581dc0 [ 1348.825211][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.825306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.825361][ T32] r4:00000000 [ 1348.825412][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.825517][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.825625][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.825753][ T32] r5:00001000 r4:df927000 [ 1348.825871][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.846735][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.847068][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.847127][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.847237][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.847312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.847428][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.847486][ T32] r4:84ddab80 [ 1348.847570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.847682][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.847746][ T32] r4:00000001 [ 1348.847799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.847898][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.847968][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.848039][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.848106][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.848192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.848255][ T32] r4:84cfd140 [ 1348.848315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.848410][ T32] INFO: task kworker/0:888:5810 blocked for more than 475 seconds. [ 1348.848487][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.848558][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.848615][ T32] task:kworker/0:888 state:D stack:0 pid:5810 tgid:5810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.848737][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.848875][ T32] Call trace: [ 1348.848962][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.849076][ T32] r10:8291a684 r9:ec6c1d84 r8:00000002 r7:60000113 r6:ec6c1d8c r5:844b8c00 [ 1348.849151][ T32] r4:844b8c00 [ 1348.849205][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.849307][ T32] r5:844b8c00 r4:8291a680 [ 1348.849391][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.849493][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.849723][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c1e08 [ 1348.849789][ T32] r4:00000000 [ 1348.849847][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.849932][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.850057][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.850156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85896240 [ 1348.850214][ T32] r4:00000000 [ 1348.850262][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.850365][ T32] r9:83018005 r8:844b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1348.850420][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.850517][ T32] r5:00001000 r4:ebc5f000 [ 1348.850566][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.850659][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.850760][ T32] r5:858bf38c r4:858bf000 [ 1348.850856][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.850976][ T32] r7:dddced80 r6:83018000 r5:858bf38c r4:85888b00 [ 1348.851053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.851168][ T32] r10:61c88647 r9:844b8c00 r8:85888b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.851255][ T32] r4:85888b00 [ 1348.851312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.851418][ T32] r10:00000000 r9:85888b00 r8:80287e08 r7:ec6bde60 r6:85888b80 r5:844b8c00 [ 1348.851500][ T32] r4:00000001 [ 1348.851558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.851644][ T32] Exception stack(0xec6c1fb0 to 0xec6c1ff8) [ 1348.851718][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.851819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.851890][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.851989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.852051][ T32] r4:85896200 [ 1348.852883][ T32] INFO: task kworker/0:888:5810 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.852971][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.853103][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.853205][ T32] Call trace: [ 1348.853280][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.853391][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.853479][ T32] r4:00000000 [ 1348.853537][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.853631][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.853699][ T32] 1d20: 8da32000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.853771][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.853867][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.853980][ T32] r5:80070013 r4:80239bb0 [ 1348.854051][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.854175][ T32] r4:82ac21e4 [ 1348.854238][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.854359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.854458][ T32] r4:e0581dc0 [ 1348.854524][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.854622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.854674][ T32] r4:00000000 [ 1348.854725][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.854845][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.854930][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.855042][ T32] r5:00001000 r4:df927000 [ 1348.855097][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.855187][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.855300][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.855358][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.855455][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.855502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.855596][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.855643][ T32] r4:84ddab80 [ 1348.855754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.877332][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.877544][ T32] r4:00000001 [ 1348.877617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.877780][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.877864][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.877942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.878042][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.878121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.878209][ T32] r4:84cfd140 [ 1348.878283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.878372][ T32] INFO: task kworker/0:889:5812 blocked for more than 475 seconds. [ 1348.878500][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.878583][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.878644][ T32] task:kworker/0:889 state:D stack:0 pid:5812 tgid:5812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.878770][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.878903][ T32] Call trace: [ 1348.879002][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.879124][ T32] r10:8291a684 r9:ec691d84 r8:00000002 r7:60000113 r6:ec691d8c r5:844ba400 [ 1348.879184][ T32] r4:844ba400 [ 1348.879238][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.879335][ T32] r5:844ba400 r4:8291a680 [ 1348.879402][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.879498][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.879614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec691e08 [ 1348.879697][ T32] r4:00000000 [ 1348.879768][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.879866][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.879980][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.880103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858965c0 [ 1348.880187][ T32] r4:00000000 [ 1348.880242][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.880356][ T32] r9:83018005 r8:844ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1348.880413][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.880508][ T32] r5:00001000 r4:ebcf1000 [ 1348.880587][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.880687][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.880787][ T32] r5:858bfb8c r4:858bf800 [ 1348.880850][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.880957][ T32] r7:dddced80 r6:83018000 r5:858bfb8c r4:85888c00 [ 1348.881012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.881120][ T32] r10:61c88647 r9:844ba400 r8:85888c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.881202][ T32] r4:85888c00 [ 1348.881274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.881402][ T32] r10:00000000 r9:85888c00 r8:80287e08 r7:ec6bde60 r6:85888c80 r5:844ba400 [ 1348.881464][ T32] r4:00000001 [ 1348.881511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.881609][ T32] Exception stack(0xec691fb0 to 0xec691ff8) [ 1348.881697][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.881787][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.881881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.882118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.882190][ T32] r4:85896340 [ 1348.883025][ T32] INFO: task kworker/0:889:5812 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.883112][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.883250][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.883382][ T32] Call trace: [ 1348.883477][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.883595][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.883651][ T32] r4:00000000 [ 1348.883701][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.883842][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.883918][ T32] 1d20: 8db07000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.883989][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.884069][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.884136][ T32] r5:80070013 r4:80239bb0 [ 1348.884185][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.884276][ T32] r4:82ac21e4 [ 1348.884322][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.884434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.884506][ T32] r4:e0581dc0 [ 1348.884553][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.884654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.884711][ T32] r4:00000000 [ 1348.884779][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.884903][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.884960][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.885084][ T32] r5:00001000 r4:df927000 [ 1348.885143][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.885240][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.885333][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.885384][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.885539][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.885606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.885711][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.885768][ T32] r4:84ddab80 [ 1348.885881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.914933][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.915072][ T32] r4:00000001 [ 1348.915150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.915289][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.915366][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.915454][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.915537][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.915607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.915667][ T32] r4:84cfd140 [ 1348.915719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.915787][ T32] INFO: task kworker/0:890:5814 blocked for more than 475 seconds. [ 1348.926632][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.926861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.926920][ T32] task:kworker/0:890 state:D stack:0 pid:5814 tgid:5814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.927058][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.927267][ T32] Call trace: [ 1348.927395][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.927539][ T32] r10:8291a684 r9:ec6c9d84 r8:00000002 r7:60000113 r6:ec6c9d8c r5:857e5400 [ 1348.927596][ T32] r4:857e5400 [ 1348.927644][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.927736][ T32] r5:857e5400 r4:8291a680 [ 1348.927798][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.927926][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.928035][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c9e08 [ 1348.928113][ T32] r4:00000000 [ 1348.928165][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.928265][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.928391][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.928503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858967c0 [ 1348.928568][ T32] r4:00000000 [ 1348.928621][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.928724][ T32] r9:83018005 r8:857e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1348.928795][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.928904][ T32] r5:00001000 r4:ebd0b000 [ 1348.928958][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.929055][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.929155][ T32] r5:858c838c r4:858c8000 [ 1348.929196][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.929283][ T32] r7:dddced80 r6:83018000 r5:858c838c r4:85888d00 [ 1348.929332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.929439][ T32] r10:61c88647 r9:857e5400 r8:85888d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.929499][ T32] r4:85888d00 [ 1348.929555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.929666][ T32] r10:00000000 r9:85888d00 r8:80287e08 r7:ec691e60 r6:8587a700 r5:857e5400 [ 1348.929723][ T32] r4:00000001 [ 1348.929797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.929905][ T32] Exception stack(0xec6c9fb0 to 0xec6c9ff8) [ 1348.930007][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.930076][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.930141][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.930210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.930267][ T32] r4:85896200 [ 1348.931145][ T32] INFO: task kworker/0:890:5814 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.931259][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.931438][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.931549][ T32] Call trace: [ 1348.931625][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.931745][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.931802][ T32] r4:00000000 [ 1348.931890][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.932001][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.932070][ T32] 1d20: 8df55000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.932136][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.932191][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.932243][ T32] r5:80070013 r4:80239bb0 [ 1348.932292][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.932387][ T32] r4:82ac21e4 [ 1348.932439][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.932538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.932596][ T32] r4:e0581dc0 [ 1348.932647][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.932752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.932830][ T32] r4:00000000 [ 1348.932880][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.933007][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.933094][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.933194][ T32] r5:00001000 r4:df927000 [ 1348.933242][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.933342][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.933437][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.933497][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.933603][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.933661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.933769][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.933831][ T32] r4:84ddab80 [ 1348.933890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.934019][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.934117][ T32] r4:00000001 [ 1348.934183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.934273][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.934338][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.934408][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.934480][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.934555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.934617][ T32] r4:84cfd140 [ 1348.934677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.934759][ T32] INFO: task kworker/0:891:5816 blocked for more than 475 seconds. [ 1348.934845][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.934896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.934941][ T32] task:kworker/0:891 state:D stack:0 pid:5816 tgid:5816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.935069][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.935161][ T32] Call trace: [ 1348.935231][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.935341][ T32] r10:8291a684 r9:ec6cdd84 r8:00000002 r7:60000113 r6:ec6cdd8c r5:857e6c00 [ 1348.935400][ T32] r4:857e6c00 [ 1348.935451][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.935574][ T32] r5:857e6c00 r4:8291a680 [ 1348.935646][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.935763][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.957832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6cde08 [ 1348.958042][ T32] r4:00000000 [ 1348.958111][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.958231][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.958349][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.958479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85896740 [ 1348.958543][ T32] r4:00000000 [ 1348.958596][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.958708][ T32] r9:83018005 r8:857e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1348.958782][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.958896][ T32] r5:00001000 r4:ebd03000 [ 1348.958964][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.959078][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.959182][ T32] r5:858bff8c r4:858bfc00 [ 1348.959257][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.959380][ T32] r7:dddced80 r6:83018000 r5:858bff8c r4:85888d80 [ 1348.959437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.959562][ T32] r10:61c88647 r9:857e6c00 r8:85888dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.959629][ T32] r4:85888d80 [ 1348.959680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.959787][ T32] r10:00000000 r9:85888d80 r8:80287e08 r7:ec6c9e60 r6:8587a780 r5:857e6c00 [ 1348.959851][ T32] r4:00000001 [ 1348.959917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.960008][ T32] Exception stack(0xec6cdfb0 to 0xec6cdff8) [ 1348.960083][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.960170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.960238][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.960344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.960408][ T32] r4:85896680 [ 1348.961275][ T32] INFO: task kworker/0:891:5816 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.961364][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.961568][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.961684][ T32] Call trace: [ 1348.961778][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.961911][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.962001][ T32] r4:00000000 [ 1348.962059][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.962188][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.962264][ T32] 1d20: 8e0c6000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.962336][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.962418][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.962500][ T32] r5:80070013 r4:80239bb0 [ 1348.962579][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.962683][ T32] r4:82ac21e4 [ 1348.962736][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.962864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.962928][ T32] r4:e0581dc0 [ 1348.962977][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.963095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.963156][ T32] r4:00000000 [ 1348.963207][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.963314][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.963369][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.963463][ T32] r5:00001000 r4:df927000 [ 1348.963511][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.963673][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.963782][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.963871][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.963995][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.964064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.964173][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.964244][ T32] r4:84ddab80 [ 1348.964295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.964421][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.964482][ T32] r4:00000001 [ 1348.964530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.964618][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.964685][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.964780][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.964864][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.964939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.964995][ T32] r4:84cfd140 [ 1348.965047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.965135][ T32] INFO: task kworker/0:892:5818 blocked for more than 475 seconds. [ 1348.965216][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.965320][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.965391][ T32] task:kworker/0:892 state:D stack:0 pid:5818 tgid:5818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.965495][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.965593][ T32] Call trace: [ 1348.965669][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.965773][ T32] r10:8291a684 r9:ec6d1d84 r8:00000002 r7:60000113 r6:ec6d1d8c r5:857e2400 [ 1348.965886][ T32] r4:857e2400 [ 1348.986790][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.986985][ T32] r5:857e2400 r4:8291a680 [ 1348.987041][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.987144][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.987250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d1e08 [ 1348.987306][ T32] r4:00000000 [ 1348.987357][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.987444][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1348.987555][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.987678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85896900 [ 1348.987745][ T32] r4:00000000 [ 1348.987823][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.987953][ T32] r9:83018005 r8:857e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1348.988044][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.988172][ T32] r5:00001000 r4:ebd21000 [ 1348.988228][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.988324][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.988428][ T32] r5:858c878c r4:858c8400 [ 1348.988478][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.988587][ T32] r7:dddced80 r6:83018000 r5:858c878c r4:85888e00 [ 1348.988644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.988770][ T32] r10:61c88647 r9:857e2400 r8:85888e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.988843][ T32] r4:85888e00 [ 1348.988911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.989046][ T32] r10:00000000 r9:85888e00 r8:80287e08 r7:ec6c9e60 r6:8587a800 r5:857e2400 [ 1348.989120][ T32] r4:00000001 [ 1348.989190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.989283][ T32] Exception stack(0xec6d1fb0 to 0xec6d1ff8) [ 1348.989356][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.989424][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.989488][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.989557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.989612][ T32] r4:85896800 [ 1348.990455][ T32] INFO: task kworker/0:892:5818 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1348.990548][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.990699][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.990865][ T32] Call trace: [ 1348.991072][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.991194][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1348.991251][ T32] r4:00000000 [ 1348.991302][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.991420][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1348.991528][ T32] 1d20: 8e25c000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1348.991622][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1348.991727][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.991797][ T32] r5:80070013 r4:80239bb0 [ 1348.991859][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.991955][ T32] r4:82ac21e4 [ 1348.992007][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.992109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1348.992162][ T32] r4:e0581dc0 [ 1348.992228][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1348.992325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1348.992384][ T32] r4:00000000 [ 1348.992469][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1348.992588][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.992643][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1348.992738][ T32] r5:00001000 r4:df927000 [ 1348.992814][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1348.992912][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.993011][ T32] r5:84f0cf8c r4:84f0cc00 [ 1348.993064][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.993185][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1348.993247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.993356][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.993416][ T32] r4:84ddab80 [ 1348.993471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.993575][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1348.993631][ T32] r4:00000001 [ 1348.993681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.993769][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1348.993842][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.993916][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.994008][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.994080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.994141][ T32] r4:84cfd140 [ 1348.994215][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.994293][ T32] INFO: task kworker/0:893:5820 blocked for more than 475 seconds. [ 1348.994372][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1348.994434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.994490][ T32] task:kworker/0:893 state:D stack:0 pid:5820 tgid:5820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.994598][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.994695][ T32] Call trace: [ 1348.994821][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1348.994954][ T32] r10:8291a684 r9:ec6d5d84 r8:00000002 r7:60000013 r6:ec6d5d8c r5:857e0000 [ 1348.995012][ T32] r4:857e0000 [ 1348.995069][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1348.995168][ T32] r5:857e0000 r4:8291a680 [ 1348.995219][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.995316][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.995439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d5e08 [ 1348.995503][ T32] r4:00000000 [ 1348.995689][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1348.995846][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.027080][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.027271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85896d00 [ 1349.027357][ T32] r4:00000000 [ 1349.027419][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.027528][ T32] r9:83018005 r8:857e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1349.027627][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.027737][ T32] r5:00001000 r4:ebd55000 [ 1349.027790][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.027891][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.027989][ T32] r5:858c938c r4:858c9000 [ 1349.028047][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.028183][ T32] r7:dddced80 r6:83018000 r5:858c938c r4:85888e80 [ 1349.028251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.028358][ T32] r10:61c88647 r9:857e0000 r8:85888eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.028416][ T32] r4:85888e80 [ 1349.028461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.028563][ T32] r10:00000000 r9:85888e80 r8:80287e08 r7:ec6d1e60 r6:8587a880 r5:857e0000 [ 1349.028621][ T32] r4:00000001 [ 1349.028676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.028792][ T32] Exception stack(0xec6d5fb0 to 0xec6d5ff8) [ 1349.028882][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.028952][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.029015][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.029086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.029178][ T32] r4:85896940 [ 1349.030133][ T32] INFO: task kworker/0:893:5820 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.030263][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.030382][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.030457][ T32] Call trace: [ 1349.030492][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.030555][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.030580][ T32] r4:00000000 [ 1349.030601][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.030642][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.030670][ T32] 1d20: 8e5a0000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.030736][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.030771][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.030797][ T32] r5:80070013 r4:80239bb0 [ 1349.030864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.030934][ T32] r4:82ac21e4 [ 1349.030976][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.031027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.031052][ T32] r4:e0581dc0 [ 1349.031072][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.031196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.031249][ T32] r4:00000000 [ 1349.031271][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.031320][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.031387][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.031436][ T32] r5:00001000 r4:df927000 [ 1349.031487][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.031533][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.031577][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.031619][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.031694][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.031719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.031768][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.031791][ T32] r4:84ddab80 [ 1349.031816][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.031893][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.031940][ T32] r4:00000001 [ 1349.032064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.032135][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.032196][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.032230][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.032320][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.032354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.032378][ T32] r4:84cfd140 [ 1349.032401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.032468][ T32] INFO: task kworker/0:894:5822 blocked for more than 475 seconds. [ 1349.032507][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.032548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.032573][ T32] task:kworker/0:894 state:D stack:0 pid:5822 tgid:5822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.032665][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.032765][ T32] Call trace: [ 1349.032820][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.032953][ T32] r10:8291a684 r9:ec6d9d84 r8:00000002 r7:60000113 r6:ec6d9d8c r5:857e4800 [ 1349.032986][ T32] r4:857e4800 [ 1349.033006][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.033051][ T32] r5:857e4800 r4:8291a680 [ 1349.033096][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.033176][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.033223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d9e08 [ 1349.033246][ T32] r4:00000000 [ 1349.033267][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.033301][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.033335][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.033376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85896a40 [ 1349.033399][ T32] r4:00000000 [ 1349.033419][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.033462][ T32] r9:83018005 r8:857e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1349.033528][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.033575][ T32] r5:00001000 r4:ebd31000 [ 1349.033614][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.033657][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.033704][ T32] r5:858c8b8c r4:858c8800 [ 1349.033726][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.033770][ T32] r7:dddced80 r6:83018000 r5:858c8b8c r4:85888f00 [ 1349.033792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.033874][ T32] r10:61c88647 r9:857e4800 r8:85888f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.033907][ T32] r4:85888f00 [ 1349.033929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.034042][ T32] r10:00000000 r9:85888f00 r8:80287e08 r7:ec6d5e60 r6:8587a900 r5:857e4800 [ 1349.034068][ T32] r4:00000001 [ 1349.034087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.034123][ T32] Exception stack(0xec6d9fb0 to 0xec6d9ff8) [ 1349.034166][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.034219][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.034265][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.034297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.034370][ T32] r4:85896a80 [ 1349.034795][ T32] INFO: task kworker/0:894:5822 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.034917][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.034983][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.035029][ T32] Call trace: [ 1349.035145][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.035213][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.035243][ T32] r4:00000000 [ 1349.035291][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.035358][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.035421][ T32] 1d20: 8e5a0000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.035456][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.035483][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.035538][ T32] r5:80070013 r4:80239bb0 [ 1349.035563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.035689][ T32] r4:82ac21e4 [ 1349.035714][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.035759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.035805][ T32] r4:e0581dc0 [ 1349.056972][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.057077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.057107][ T32] r4:00000000 [ 1349.057128][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.057181][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.057205][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.057302][ T32] r5:00001000 r4:df927000 [ 1349.057330][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.057376][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.057425][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.057447][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.057501][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.057553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.057611][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.057637][ T32] r4:84ddab80 [ 1349.057659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.057710][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.057772][ T32] r4:00000001 [ 1349.057801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.057852][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.057917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.057979][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.058047][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.058087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.058142][ T32] r4:84cfd140 [ 1349.058172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.058207][ T32] INFO: task kworker/0:895:5824 blocked for more than 475 seconds. [ 1349.058243][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.058269][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.058293][ T32] task:kworker/0:895 state:D stack:0 pid:5824 tgid:5824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.058400][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.058479][ T32] Call trace: [ 1349.058538][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.058596][ T32] r10:8291a684 r9:ec6e1d84 r8:00000002 r7:60000013 r6:ec6e1d8c r5:857dbc00 [ 1349.058677][ T32] r4:857dbc00 [ 1349.058727][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.058825][ T32] r5:857dbc00 r4:8291a680 [ 1349.058872][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.058962][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.059054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e1e08 [ 1349.059111][ T32] r4:00000000 [ 1349.059154][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.059195][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.059265][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.059314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85896b80 [ 1349.059338][ T32] r4:00000000 [ 1349.059393][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.059471][ T32] r9:83018005 r8:857dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.059497][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.059579][ T32] r5:00001000 r4:ebd47000 [ 1349.059626][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.059712][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.059798][ T32] r5:858c8f8c r4:858c8c00 [ 1349.059849][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.059980][ T32] r7:dddced80 r6:83018000 r5:858c8f8c r4:85888f80 [ 1349.060063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.060233][ T32] r10:61c88647 r9:857dbc00 r8:85888fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.060358][ T32] r4:85888f80 [ 1349.060405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.060523][ T32] r10:00000000 r9:85888f80 r8:80287e08 r7:ec6d5e60 r6:8587a980 r5:857dbc00 [ 1349.060630][ T32] r4:00000001 [ 1349.060680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.060757][ T32] Exception stack(0xec6e1fb0 to 0xec6e1ff8) [ 1349.060815][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.060918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.060989][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.061072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.061128][ T32] r4:85896bc0 [ 1349.061871][ T32] INFO: task kworker/0:895:5824 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.061947][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.062289][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.062391][ T32] Call trace: [ 1349.062455][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.062552][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.062599][ T32] r4:00000000 [ 1349.062643][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.062726][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.062793][ T32] 1d20: 8e796000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.062835][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.062861][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.062916][ T32] r5:80070013 r4:80239bb0 [ 1349.062949][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.062991][ T32] r4:82ac21e4 [ 1349.063012][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.063055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.063081][ T32] r4:e0581dc0 [ 1349.063129][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.063184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.063208][ T32] r4:00000000 [ 1349.063256][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.063306][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.063327][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.063387][ T32] r5:00001000 r4:df927000 [ 1349.063452][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.063500][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.063543][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.063563][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.063608][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.063630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.063706][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.063733][ T32] r4:84ddab80 [ 1349.063757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.063834][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.063860][ T32] r4:00000001 [ 1349.063879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.063914][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.063970][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.064065][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.064131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.064214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.064251][ T32] r4:84cfd140 [ 1349.064362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.064395][ T32] INFO: task kworker/0:896:5826 blocked for more than 475 seconds. [ 1349.064424][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.064476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.064524][ T32] task:kworker/0:896 state:D stack:0 pid:5826 tgid:5826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.064668][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.064744][ T32] Call trace: [ 1349.064816][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.064905][ T32] r10:8291a684 r9:ec6e9d84 r8:00000002 r7:60000113 r6:ec6e9d8c r5:857e8c00 [ 1349.064942][ T32] r4:857e8c00 [ 1349.064964][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.065046][ T32] r5:857e8c00 r4:8291a680 [ 1349.065081][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.065127][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.065173][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e9e08 [ 1349.065227][ T32] r4:00000000 [ 1349.065283][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.065328][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.065368][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.065411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85896dc0 [ 1349.065457][ T32] r4:00000000 [ 1349.065486][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.065562][ T32] r9:83018005 r8:857e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1349.065604][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.065716][ T32] r5:00001000 r4:ebd63000 [ 1349.065773][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.065829][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.065922][ T32] r5:858c978c r4:858c9400 [ 1349.089131][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.089266][ T32] r7:dddced80 r6:83018000 r5:858c978c r4:858a0000 [ 1349.089299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.089352][ T32] r10:61c88647 r9:857e8c00 r8:858a002c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.089394][ T32] r4:858a0000 [ 1349.089419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.089479][ T32] r10:00000000 r9:858a0000 r8:80287e08 r7:ec6d5e60 r6:8587aa00 r5:857e8c00 [ 1349.089528][ T32] r4:00000001 [ 1349.089594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.089677][ T32] Exception stack(0xec6e9fb0 to 0xec6e9ff8) [ 1349.089710][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.089740][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.089766][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.089796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.089823][ T32] r4:85896c80 [ 1349.090309][ T32] INFO: task kworker/0:896:5826 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.090386][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.090536][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.090664][ T32] Call trace: [ 1349.090733][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.090789][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.090824][ T32] r4:00000000 [ 1349.090847][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.090888][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.090931][ T32] 1d20: 8ea0c000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.090999][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.091048][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.091082][ T32] r5:80070013 r4:80239bb0 [ 1349.091145][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.091218][ T32] r4:82ac21e4 [ 1349.091245][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.091291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.091344][ T32] r4:e0581dc0 [ 1349.091372][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.091450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.091513][ T32] r4:00000000 [ 1349.091561][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.091615][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.091639][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.091682][ T32] r5:00001000 r4:df927000 [ 1349.091737][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.091787][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.091841][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.091863][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.091935][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.091964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.092014][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.092081][ T32] r4:84ddab80 [ 1349.092107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.092157][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.092214][ T32] r4:00000001 [ 1349.092240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.092277][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.092306][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.092357][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.092420][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.092484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.092547][ T32] r4:84cfd140 [ 1349.092582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.092655][ T32] INFO: task kworker/0:897:5828 blocked for more than 475 seconds. [ 1349.092701][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.092756][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.092782][ T32] task:kworker/0:897 state:D stack:0 pid:5828 tgid:5828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.092839][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.092884][ T32] Call trace: [ 1349.092938][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.093064][ T32] r10:8291a684 r9:ec6f1d84 r8:00000002 r7:60000013 r6:ec6f1d8c r5:857ea400 [ 1349.093124][ T32] r4:857ea400 [ 1349.093180][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.093260][ T32] r5:857ea400 r4:8291a680 [ 1349.093286][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.093329][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.093373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f1e08 [ 1349.093396][ T32] r4:00000000 [ 1349.093415][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.093508][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.093553][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.093595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a1300 [ 1349.093619][ T32] r4:00000000 [ 1349.093640][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.093698][ T32] r9:83018005 r8:857ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1349.093770][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.093823][ T32] r5:00001000 r4:ebd9d000 [ 1349.093881][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.093980][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.094050][ T32] r5:858ca38c r4:858ca000 [ 1349.094094][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.094224][ T32] r7:dddced80 r6:83018000 r5:858ca38c r4:858a0080 [ 1349.094259][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.094310][ T32] r10:61c88647 r9:857ea400 r8:858a00ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.094332][ T32] r4:858a0080 [ 1349.094352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.094430][ T32] r10:00000000 r9:858a0080 r8:80287e08 r7:ec6e9e60 r6:8587aa80 r5:857ea400 [ 1349.094498][ T32] r4:00000001 [ 1349.094581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.094648][ T32] Exception stack(0xec6f1fb0 to 0xec6f1ff8) [ 1349.094714][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.094800][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.094841][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.094873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.094922][ T32] r4:85896e00 [ 1349.095205][ T32] INFO: task kworker/0:897:5828 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.095243][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.095323][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.095376][ T32] Call trace: [ 1349.095410][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.095464][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.095487][ T32] r4:00000000 [ 1349.095508][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.095548][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.095608][ T32] 1d20: 8ea0c000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.095653][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.095697][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.095726][ T32] r5:80070013 r4:80239bb0 [ 1349.095749][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.095793][ T32] r4:82ac21e4 [ 1349.095821][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.116471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.116596][ T32] r4:e0581dc0 [ 1349.116650][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.116735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.116760][ T32] r4:00000000 [ 1349.116781][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.116839][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.116862][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.116910][ T32] r5:00001000 r4:df927000 [ 1349.116961][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.117014][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.117068][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.117125][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.117181][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.117222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.117276][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.117300][ T32] r4:84ddab80 [ 1349.117321][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.117397][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.117424][ T32] r4:00000001 [ 1349.117474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.117557][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.117592][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.117622][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.117675][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.117813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.117844][ T32] r4:84cfd140 [ 1349.117941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.118015][ T32] INFO: task kworker/0:898:5829 blocked for more than 475 seconds. [ 1349.118087][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.118143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.118173][ T32] task:kworker/0:898 state:D stack:0 pid:5829 tgid:5829 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.118232][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.118302][ T32] Call trace: [ 1349.118335][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.118389][ T32] r10:8291a684 r9:ec6f5d84 r8:00000002 r7:60000113 r6:ec6f5d8c r5:857e8000 [ 1349.118440][ T32] r4:857e8000 [ 1349.118468][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.118525][ T32] r5:857e8000 r4:8291a680 [ 1349.118555][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.118627][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.118677][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f5e08 [ 1349.118730][ T32] r4:00000000 [ 1349.118754][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.118851][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.118921][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.118999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a1040 [ 1349.119026][ T32] r4:00000000 [ 1349.119068][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.119117][ T32] r9:83018005 r8:857e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1349.119138][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.119209][ T32] r5:00001000 r4:ebd75000 [ 1349.119236][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.119305][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.119353][ T32] r5:858c9b8c r4:858c9800 [ 1349.119402][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.119452][ T32] r7:dddced80 r6:83018000 r5:858c9b8c r4:858a0100 [ 1349.119474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.119520][ T32] r10:61c88647 r9:857e8000 r8:858a012c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.119543][ T32] r4:858a0100 [ 1349.119562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.119636][ T32] r10:00000000 r9:858a0100 r8:80287e08 r7:ec6f1e60 r6:8587ab00 r5:857e8000 [ 1349.119692][ T32] r4:00000001 [ 1349.119715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.119783][ T32] Exception stack(0xec6f5fb0 to 0xec6f5ff8) [ 1349.119858][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.119920][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.119951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.119981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.120015][ T32] r4:858a1080 [ 1349.120519][ T32] INFO: task kworker/0:898:5829 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.120568][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.120689][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.120747][ T32] Call trace: [ 1349.120778][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.120839][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.120865][ T32] r4:00000000 [ 1349.120928][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.120976][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.121005][ T32] 1d20: 8ed9d000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.121035][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.121064][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.121089][ T32] r5:80070013 r4:80239bb0 [ 1349.121130][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.121207][ T32] r4:82ac21e4 [ 1349.121232][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.121276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.121300][ T32] r4:e0581dc0 [ 1349.121319][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.121380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.121408][ T32] r4:00000000 [ 1349.121429][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.121491][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.121517][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.121560][ T32] r5:00001000 r4:df927000 [ 1349.121686][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.121740][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.121785][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.121813][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.121864][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.121901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.122025][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.122116][ T32] r4:84ddab80 [ 1349.122142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.122191][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.122227][ T32] r4:00000001 [ 1349.122250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.122286][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.122364][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.122397][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.122424][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.122456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.122479][ T32] r4:84cfd140 [ 1349.122508][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.122595][ T32] INFO: task kworker/0:899:5831 blocked for more than 475 seconds. [ 1349.122661][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.122713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.122756][ T32] task:kworker/0:899 state:D stack:0 pid:5831 tgid:5831 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.122823][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.122870][ T32] Call trace: [ 1349.122901][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.122949][ T32] r10:8291a684 r9:ec709d84 r8:00000002 r7:60000113 r6:ec709d8c r5:857e9800 [ 1349.122975][ T32] r4:857e9800 [ 1349.123007][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.123055][ T32] r5:857e9800 r4:8291a680 [ 1349.123078][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.123146][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.123194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec709e08 [ 1349.123217][ T32] r4:00000000 [ 1349.123283][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.123327][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.123457][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.123521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a1180 [ 1349.123578][ T32] r4:00000000 [ 1349.123605][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.123669][ T32] r9:83018005 r8:857e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1349.123696][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.123740][ T32] r5:00001000 r4:ebd91000 [ 1349.123760][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.123800][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.123849][ T32] r5:858c9f8c r4:858c9c00 [ 1349.123869][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.123913][ T32] r7:dddced80 r6:83018000 r5:858c9f8c r4:858a0200 [ 1349.123933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.123979][ T32] r10:61c88647 r9:857e9800 r8:858a022c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.124004][ T32] r4:858a0200 [ 1349.124023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.124101][ T32] r10:00000000 r9:858a0200 r8:80287e08 r7:ec6f1e60 r6:8587ab80 r5:857e9800 [ 1349.124156][ T32] r4:00000001 [ 1349.124230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.124280][ T32] Exception stack(0xec709fb0 to 0xec709ff8) [ 1349.124308][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.124337][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.124363][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.124392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.124415][ T32] r4:858a1280 [ 1349.124761][ T32] INFO: task kworker/0:899:5831 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.124806][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.124874][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.125021][ T32] Call trace: [ 1349.125092][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.125151][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.125198][ T32] r4:00000000 [ 1349.125223][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.125264][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.125293][ T32] 1d20: 8ed9d000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.125322][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.125347][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.125388][ T32] r5:80070013 r4:80239bb0 [ 1349.125414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.125487][ T32] r4:82ac21e4 [ 1349.125580][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.125628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.125678][ T32] r4:e0581dc0 [ 1349.125701][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.125744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.125767][ T32] r4:00000000 [ 1349.125812][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.156387][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.156439][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.156521][ T32] r5:00001000 r4:df927000 [ 1349.156545][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.156591][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.156639][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.156662][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.156715][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.156737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.156791][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.156822][ T32] r4:84ddab80 [ 1349.156844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.156897][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.156922][ T32] r4:00000001 [ 1349.156945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.157016][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.157090][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.157128][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.157158][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.157191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.157216][ T32] r4:84cfd140 [ 1349.157272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.157308][ T32] INFO: task kworker/0:900:5833 blocked for more than 475 seconds. [ 1349.157343][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.157398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.157456][ T32] task:kworker/0:900 state:D stack:0 pid:5833 tgid:5833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.157522][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.157601][ T32] Call trace: [ 1349.157635][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.157690][ T32] r10:8291a684 r9:ec711d84 r8:00000002 r7:60000113 r6:ec711d8c r5:857eb000 [ 1349.157714][ T32] r4:857eb000 [ 1349.157793][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.157877][ T32] r5:857eb000 r4:8291a680 [ 1349.157903][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.157980][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.158042][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec711e08 [ 1349.158096][ T32] r4:00000000 [ 1349.158122][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.158159][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.158211][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.158287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a1500 [ 1349.158314][ T32] r4:00000000 [ 1349.158345][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.158393][ T32] r9:83018005 r8:857eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1349.158417][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.158459][ T32] r5:00001000 r4:e0861000 [ 1349.158479][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.158558][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.158606][ T32] r5:858cab8c r4:858ca800 [ 1349.158627][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.158672][ T32] r7:dddced80 r6:83018000 r5:858cab8c r4:858a0180 [ 1349.158692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.158738][ T32] r10:61c88647 r9:857eb000 r8:858a01ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.158791][ T32] r4:858a0180 [ 1349.158822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.158870][ T32] r10:00000000 r9:858a0180 r8:80287e08 r7:ec6f1e60 r6:8587ac00 r5:857eb000 [ 1349.158893][ T32] r4:00000001 [ 1349.158911][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.158975][ T32] Exception stack(0xec711fb0 to 0xec711ff8) [ 1349.159009][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.159041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.159069][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.159097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.159120][ T32] r4:858a1140 [ 1349.159568][ T32] INFO: task kworker/0:900:5833 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.159640][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.159732][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.159781][ T32] Call trace: [ 1349.159819][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.159876][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.159901][ T32] r4:00000000 [ 1349.159921][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.159992][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.160044][ T32] 1d20: 8f502000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.160079][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.160104][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.160156][ T32] r5:80070013 r4:80239bb0 [ 1349.160181][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.160252][ T32] r4:82ac21e4 [ 1349.160281][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.160328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.160367][ T32] r4:e0581dc0 [ 1349.160391][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.160435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.160492][ T32] r4:00000000 [ 1349.160544][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.160624][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.160679][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.160756][ T32] r5:00001000 r4:df927000 [ 1349.160780][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.160829][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.160902][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.160927][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.160975][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.160996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.161043][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.161065][ T32] r4:84ddab80 [ 1349.161085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.161130][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.161152][ T32] r4:00000001 [ 1349.161204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.161277][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.161337][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.161385][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.161414][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.161446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.161468][ T32] r4:84cfd140 [ 1349.161489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.161519][ T32] INFO: task kworker/0:901:5835 blocked for more than 475 seconds. [ 1349.161577][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.161619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.161643][ T32] task:kworker/0:901 state:D stack:0 pid:5835 tgid:5835 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.161717][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.161765][ T32] Call trace: [ 1349.161803][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.161891][ T32] r10:8291a684 r9:ec6c5d84 r8:00000002 r7:60000113 r6:ec6c5d8c r5:844b9800 [ 1349.161917][ T32] r4:844b9800 [ 1349.161940][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.162039][ T32] r5:844b9800 r4:8291a680 [ 1349.162065][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.162107][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.162192][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c5e08 [ 1349.162219][ T32] r4:00000000 [ 1349.162240][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.162289][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.162329][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.162370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a13c0 [ 1349.162392][ T32] r4:00000000 [ 1349.162413][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.162458][ T32] r9:83018005 r8:844b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1349.162480][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.162541][ T32] r5:00001000 r4:dfad7000 [ 1349.162586][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.162630][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.162673][ T32] r5:858ca78c r4:858ca400 [ 1349.162695][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.162739][ T32] r7:dddced80 r6:83018000 r5:858ca78c r4:858a0280 [ 1349.162759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.162804][ T32] r10:61c88647 r9:844b9800 r8:858a02ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.162834][ T32] r4:858a0280 [ 1349.162853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.162898][ T32] r10:00000000 r9:858a0280 r8:80287e08 r7:ec711e60 r6:858a0300 r5:844b9800 [ 1349.162922][ T32] r4:00000001 [ 1349.162961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.163015][ T32] Exception stack(0xec6c5fb0 to 0xec6c5ff8) [ 1349.163047][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.163080][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.163118][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.163155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.163180][ T32] r4:858a1200 [ 1349.163438][ T32] INFO: task kworker/0:901:5835 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.163472][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.163527][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.163570][ T32] Call trace: [ 1349.163600][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.163713][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.163774][ T32] r4:00000000 [ 1349.163803][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.163857][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.163885][ T32] 1d20: 8f502000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.163915][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.163969][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.163997][ T32] r5:80070013 r4:80239bb0 [ 1349.164018][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.164090][ T32] r4:82ac21e4 [ 1349.164150][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.164202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.164226][ T32] r4:e0581dc0 [ 1349.164313][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.164375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.164400][ T32] r4:00000000 [ 1349.164450][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.164502][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.164558][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.164605][ T32] r5:00001000 r4:df927000 [ 1349.164626][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.164671][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.164718][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.164738][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.164784][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.164806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.164862][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.164885][ T32] r4:84ddab80 [ 1349.164935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.164989][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.165014][ T32] r4:00000001 [ 1349.165211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.165359][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.165407][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.165470][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.165512][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.165560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.165596][ T32] r4:84cfd140 [ 1349.165632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.165672][ T32] INFO: task kworker/0:902:5839 blocked for more than 475 seconds. [ 1349.165719][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.165798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.165855][ T32] task:kworker/0:902 state:D stack:0 pid:5839 tgid:5839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.188227][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.188387][ T32] Call trace: [ 1349.188425][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.188536][ T32] r10:8291a684 r9:ec715d84 r8:00000002 r7:60000113 r6:ec715d8c r5:844bbc00 [ 1349.188568][ T32] r4:844bbc00 [ 1349.188620][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.188669][ T32] r5:844bbc00 r4:8291a680 [ 1349.188691][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.188733][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.188852][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec715e08 [ 1349.188909][ T32] r4:00000000 [ 1349.188991][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.189032][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.189106][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.189188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a1ac0 [ 1349.189217][ T32] r4:00000000 [ 1349.189252][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.189306][ T32] r9:83018005 r8:844bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1349.189330][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.189374][ T32] r5:00001000 r4:eb685000 [ 1349.189395][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.189435][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.189478][ T32] r5:858cbb8c r4:858cb800 [ 1349.189498][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.189553][ T32] r7:dddced80 r6:83018000 r5:858cbb8c r4:858a0380 [ 1349.189607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.189661][ T32] r10:61c88647 r9:844bbc00 r8:858a03ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.189704][ T32] r4:858a0380 [ 1349.189729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.189785][ T32] r10:00000000 r9:858a0380 r8:80287e08 r7:ec711e60 r6:858a0400 r5:844bbc00 [ 1349.189820][ T32] r4:00000001 [ 1349.189874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.190008][ T32] Exception stack(0xec715fb0 to 0xec715ff8) [ 1349.190049][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.190080][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.190138][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.190173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.190199][ T32] r4:858a1680 [ 1349.190643][ T32] INFO: task kworker/0:902:5839 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.190709][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.190815][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.190898][ T32] Call trace: [ 1349.190982][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.191041][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.191066][ T32] r4:00000000 [ 1349.191087][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.191158][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.191199][ T32] 1d20: 8f8e5000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.191257][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.191289][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.191313][ T32] r5:80070013 r4:80239bb0 [ 1349.191335][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.191409][ T32] r4:82ac21e4 [ 1349.191435][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.191513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.191544][ T32] r4:e0581dc0 [ 1349.191574][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.191617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.191670][ T32] r4:00000000 [ 1349.191694][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.191741][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.191768][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.191811][ T32] r5:00001000 r4:df927000 [ 1349.191854][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.191928][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.192003][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.192027][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.192081][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.192108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.192154][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.192189][ T32] r4:84ddab80 [ 1349.192213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.192302][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.192357][ T32] r4:00000001 [ 1349.192381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.192417][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.192444][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.192471][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.192498][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.192528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.192550][ T32] r4:84cfd140 [ 1349.192572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.192603][ T32] INFO: task kworker/0:903:5840 blocked for more than 475 seconds. [ 1349.192666][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.192708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.192733][ T32] task:kworker/0:903 state:D stack:0 pid:5840 tgid:5840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.192783][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.192825][ T32] Call trace: [ 1349.192856][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.192905][ T32] r10:8291a684 r9:ec6ddd84 r8:00000002 r7:60000013 r6:ec6ddd8c r5:844bc800 [ 1349.192928][ T32] r4:844bc800 [ 1349.192948][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.192990][ T32] r5:844bc800 r4:8291a680 [ 1349.193011][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.193054][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.193102][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6dde08 [ 1349.193153][ T32] r4:00000000 [ 1349.193178][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.193227][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.193271][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.193314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a1640 [ 1349.193380][ T32] r4:00000000 [ 1349.193405][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.193452][ T32] r9:83018005 r8:844bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1349.193475][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.193517][ T32] r5:00001000 r4:eafcd000 [ 1349.193566][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.193610][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.193683][ T32] r5:858caf8c r4:858cac00 [ 1349.193736][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.193829][ T32] r7:dddced80 r6:83018000 r5:858caf8c r4:858a0480 [ 1349.193854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.193930][ T32] r10:61c88647 r9:844bc800 r8:858a04ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.193980][ T32] r4:858a0480 [ 1349.194017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.194099][ T32] r10:00000000 r9:858a0480 r8:80287e08 r7:ec715e60 r6:858a0500 r5:844bc800 [ 1349.194155][ T32] r4:00000001 [ 1349.194201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.194246][ T32] Exception stack(0xec6ddfb0 to 0xec6ddff8) [ 1349.194277][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.194306][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.194332][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.194422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.194463][ T32] r4:858a1680 [ 1349.194849][ T32] INFO: task kworker/0:903:5840 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.194929][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.195028][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.195111][ T32] Call trace: [ 1349.195172][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.195231][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.195256][ T32] r4:00000000 [ 1349.195276][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.195315][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.195374][ T32] 1d20: 8f8e5000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.195409][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.195436][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.195461][ T32] r5:80070013 r4:80239bb0 [ 1349.195482][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.195524][ T32] r4:82ac21e4 [ 1349.195577][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.195654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.195682][ T32] r4:e0581dc0 [ 1349.195704][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.195752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.195787][ T32] r4:00000000 [ 1349.218339][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.218522][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.218551][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.218601][ T32] r5:00001000 r4:df927000 [ 1349.218622][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.218903][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 7 printk messages dropped ** [ 1349.219292][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1349.219792][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 7 printk messages dropped ** [ 1349.220208][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 11 printk messages dropped ** [ 1349.220741][ T32] r9:83018005 r8:844bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 ** 4 printk messages dropped ** [ 1349.221016][ T32] r5:858cb38c r4:858cb000 ** 1 printk messages dropped ** [ 1349.221146][ T32] r7:dddced80 r6:83018000 r5:858cb38c r4:858a0580 ** 6 printk messages dropped ** [ 1349.221457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.222467][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.222891][ T32] 1d20: 8fcb1000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1349.223432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 9 printk messages dropped ** [ 1349.224009][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.224066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.224176][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.224222][ T32] r4:84ddab80 [ 1349.224248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.224331][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.224357][ T32] r4:00000001 [ 1349.224390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.224433][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.224462][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.224520][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.224551][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.224580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.224607][ T32] r4:84cfd140 [ 1349.224683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.224712][ T32] INFO: task kworker/0:905:5845 blocked for more than 475 seconds. [ 1349.224768][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.224819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.224845][ T32] task:kworker/0:905 state:D stack:0 pid:5845 tgid:5845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.224893][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.224947][ T32] Call trace: [ 1349.225031][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.225082][ T32] r10:8291a684 r9:ec71dd84 r8:00000002 r7:60000113 r6:ec71dd8c r5:844be000 [ 1349.225106][ T32] r4:844be000 [ 1349.225156][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.225204][ T32] r5:844be000 r4:8291a680 [ 1349.225252][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.225326][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.225403][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec71de08 [ 1349.225432][ T32] r4:00000000 [ 1349.225481][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.225553][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.225596][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.225640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a1a00 [ 1349.225663][ T32] r4:00000000 [ 1349.225697][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.225796][ T32] r9:83018005 r8:844be000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1349.247986][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.248141][ T32] r5:00001000 r4:eb581000 [ 1349.248168][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.248214][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.248262][ T32] r5:858cb78c r4:858cb400 [ 1349.248316][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.248371][ T32] r7:dddced80 r6:83018000 r5:858cb78c r4:858a0680 [ 1349.248395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.248444][ T32] r10:61c88647 r9:844be000 r8:858a06ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.248494][ T32] r4:858a0680 [ 1349.248523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.248576][ T32] r10:00000000 r9:858a0680 r8:80287e08 r7:ec715e60 r6:858a0700 r5:844be000 [ 1349.248600][ T32] r4:00000001 [ 1349.248620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.248658][ T32] Exception stack(0xec71dfb0 to 0xec71dff8) [ 1349.248688][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.248717][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.248745][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.248786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.248810][ T32] r4:858a19c0 [ 1349.249253][ T32] INFO: task kworker/0:905:5845 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.249292][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.249363][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.249413][ T32] Call trace: [ 1349.249444][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.249520][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.249555][ T32] r4:00000000 [ 1349.249578][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.249622][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.249652][ T32] 1d20: 900a3000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.249681][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.249707][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.249731][ T32] r5:80070013 r4:80239bb0 [ 1349.249757][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.249803][ T32] r4:82ac21e4 [ 1349.249823][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.249884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.249913][ T32] r4:e0581dc0 [ 1349.249934][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.250021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.250050][ T32] r4:00000000 [ 1349.250101][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.250155][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 1 printk messages dropped ** [ 1349.250221][ T32] r5:00001000 r4:df927000 ** 5 printk messages dropped ** [ 1349.250459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.250819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.251182][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.251586][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec721e08 ** 8 printk messages dropped ** [ 1349.251880][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.252034][ T32] r5:858cbf8c r4:858cbc00 ** 3 printk messages dropped ** [ 1349.252165][ T32] r10:61c88647 r9:844bec00 r8:858a07ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.252230][ T32] r4:858a0780 [ 1349.252293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.252346][ T32] r10:00000000 r9:858a0780 r8:80287e08 r7:ec715e60 r6:858a0800 r5:844bec00 [ 1349.252371][ T32] r4:00000001 [ 1349.252392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.252431][ T32] Exception stack(0xec721fb0 to 0xec721ff8) [ 1349.252458][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.252515][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.252547][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.252581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.252606][ T32] r4:858a1b00 [ 1349.252848][ T32] INFO: task kworker/0:906:5846 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.252883][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.252941][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.252984][ T32] Call trace: [ 1349.253086][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.253181][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.253233][ T32] r4:00000000 [ 1349.253287][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.253333][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.253361][ T32] 1d20: 900a3000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.253396][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.253424][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.253448][ T32] r5:80070013 r4:80239bb0 [ 1349.253469][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.253526][ T32] r4:82ac21e4 [ 1349.253551][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.253595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.253618][ T32] r4:e0581dc0 [ 1349.253637][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.253679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.253701][ T32] r4:00000000 [ 1349.253721][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.253772][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.253794][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.253836][ T32] r5:00001000 r4:df927000 [ 1349.253858][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.253899][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.253992][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.254027][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.254082][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.254124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.254249][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.254279][ T32] r4:84ddab80 [ 1349.254300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.254347][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 4 printk messages dropped ** [ 1349.254483][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.254881][ T32] task:kworker/0:907 state:D stack:0 pid:5848 tgid:5848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.255493][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.276860][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.276918][ T32] r5:858cc38c r4:858cc000 ** 1 printk messages dropped ** [ 1349.277017][ T32] r7:dddced80 r6:83018000 r5:858cc38c r4:858a0880 ** 5 printk messages dropped ** [ 1349.277577][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.277918][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.279612][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.279991][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1349.280495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 9 printk messages dropped ** [ 1349.281329][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 5 printk messages dropped ** [ 1349.281752][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1349.282296][ T32] r4:84cfd140 ** 4 printk messages dropped ** [ 1349.282710][ T32] task:kworker/0:908 state:D stack:0 pid:5850 tgid:5850 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.283504][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec729e08 ** 8 printk messages dropped ** [ 1349.284128][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.284447][ T32] r5:858cc78c r4:858cc400 ** 3 printk messages dropped ** [ 1349.284862][ T32] r10:61c88647 r9:85818000 r8:858a09ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1349.285301][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.285388][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.285451][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.285512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.285596][ T32] r4:858a1dc0 [ 1349.312567][ T32] INFO: task kworker/0:908:5850 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.312796][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.312945][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.313102][ T32] Call trace: [ 1349.313185][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.313368][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.313426][ T32] r4:00000000 [ 1349.313478][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.313599][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.313669][ T32] 1d20: 907d3000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.313730][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.313799][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.313860][ T32] r5:80070013 r4:80239bb0 [ 1349.313906][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.314025][ T32] r4:82ac21e4 [ 1349.314123][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.314217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.314262][ T32] r4:e0581dc0 [ 1349.314313][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.314404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.314454][ T32] r4:00000000 [ 1349.314498][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.314590][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.314669][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.314770][ T32] r5:00001000 r4:df927000 [ 1349.314829][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.314913][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.315004][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.315058][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.315153][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.315196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.315297][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.315346][ T32] r4:84ddab80 [ 1349.315387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.315508][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.315561][ T32] r4:00000001 [ 1349.315603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.315681][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.315736][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.315796][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.326442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.327060][ T32] task:kworker/0:909 state:D stack:0 pid:5852 tgid:5852 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.328158][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.328750][ T32] r5:858ccb8c r4:858cc800 [ 1349.328776][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.328845][ T32] r7:dddced80 r6:83018000 r5:858ccb8c r4:858a0a80 ** 5 printk messages dropped ** [ 1349.329111][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1349.329429][ T32] r4:84489340 ** 2 printk messages dropped ** [ 1349.330096][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.330441][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1349.330885][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.331160][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.331482][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.331655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.332066][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.332379][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.332762][ T32] r9:83018005 r8:85819800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 ** 4 printk messages dropped ** [ 1349.332990][ T32] r5:858ccf8c r4:858ccc00 ** 3 printk messages dropped ** [ 1349.333200][ T32] r10:61c88647 r9:85819800 r8:858a0bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.333484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.334209][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.334325][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1349.334855][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.335069][ T32] r5:00001000 r4:df927000 ** 6 printk messages dropped ** [ 1349.335377][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1349.335419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.335463][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.335487][ T32] r4:00000001 [ 1349.335506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.335540][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.335566][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.335595][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.335621][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.335649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.335672][ T32] r4:84cfd140 [ 1349.335692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.335717][ T32] INFO: task kworker/0:911:5856 blocked for more than 475 seconds. [ 1349.335745][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.335768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.335789][ T32] task:kworker/0:911 state:D stack:0 pid:5856 tgid:5856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.335834][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.335957][ T32] Call trace: [ 1349.366592][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.366733][ T32] r10:8291a684 r9:ec735d84 r8:00000002 r7:60000113 r6:ec735d8c r5:8581a400 [ 1349.366762][ T32] r4:8581a400 [ 1349.366786][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.366839][ T32] r5:8581a400 r4:8291a680 [ 1349.366862][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.366926][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.367001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec735e08 [ 1349.367026][ T32] r4:00000000 [ 1349.367062][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.367108][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.367175][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.367249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f9380 [ 1349.367273][ T32] r4:00000000 [ 1349.367297][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.367407][ T32] r9:83018005 r8:8581a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.367486][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.367543][ T32] r5:00001000 r4:ebb7b000 [ 1349.367564][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.367606][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.367652][ T32] r5:858cd78c r4:858cd400 [ 1349.367685][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.367741][ T32] r7:dddced80 r6:83018000 r5:858cd78c r4:858a0c80 [ 1349.367830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.367922][ T32] r10:61c88647 r9:8581a400 r8:858a0cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.367954][ T32] r4:858a0c80 [ 1349.367978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.368027][ T32] r10:00000000 r9:858a0c80 r8:80287e08 r7:ec731e60 r6:858a0d00 r5:8581a400 [ 1349.368107][ T32] r4:00000001 [ 1349.368140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.368180][ T32] Exception stack(0xec735fb0 to 0xec735ff8) [ 1349.368213][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.368244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.368272][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.368301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.368322][ T32] r4:858f9280 [ 1349.368857][ T32] INFO: task kworker/0:911:5856 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.368914][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.369025][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.369089][ T32] Call trace: [ 1349.369158][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.369258][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.369313][ T32] r4:00000000 [ 1349.369337][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.369380][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.369409][ T32] 1d20: 90e2f000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.369439][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.369476][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.369509][ T32] r5:80070013 r4:80239bb0 [ 1349.369534][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.369576][ T32] r4:82ac21e4 [ 1349.369597][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.369640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.369662][ T32] r4:e0581dc0 [ 1349.369681][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.369751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.369793][ T32] r4:00000000 [ 1349.369827][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.369877][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.370014][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.370076][ T32] r5:00001000 r4:df927000 [ 1349.370099][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1349.370399][ T32] r4:84ddab80 ** 4 printk messages dropped ** [ 1349.370625][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1349.370998][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 7 printk messages dropped ** [ 1349.371352][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1349.371954][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.372193][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.372235][ T32] r5:858cd38c r4:858cd000 [ 1349.372256][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.372300][ T32] r7:dddced80 r6:83018000 r5:858cd38c r4:858a0d80 [ 1349.372320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.372366][ T32] r10:61c88647 r9:8581b000 r8:858a0dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.372391][ T32] r4:858a0d80 [ 1349.372410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.372512][ T32] r10:00000000 r9:858a0d80 r8:80287e08 r7:ec735e60 r6:858a0e00 r5:8581b000 [ 1349.372541][ T32] r4:00000001 [ 1349.372561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.372596][ T32] Exception stack(0xec739fb0 to 0xec739ff8) [ 1349.372655][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.372689][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.372717][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.372748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.372771][ T32] r4:858f9100 [ 1349.373066][ T32] INFO: task kworker/0:912:5858 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.373103][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.373160][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.373299][ T32] Call trace: [ 1349.373338][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.373394][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.373418][ T32] r4:00000000 [ 1349.373498][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.373544][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.373659][ T32] 1d20: 90e2f000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.373693][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.373719][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.373766][ T32] r5:80070013 r4:80239bb0 [ 1349.373791][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.373841][ T32] r4:82ac21e4 [ 1349.373862][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.373905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.373928][ T32] r4:e0581dc0 [ 1349.373947][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.374085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 7 printk messages dropped ** [ 1349.374514][ T32] r5:84f0cf8c r4:84f0cc00 ** 6 printk messages dropped ** [ 1349.374905][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 7 printk messages dropped ** [ 1349.375168][ T32] r4:84cfd140 ** 5 printk messages dropped ** [ 1349.375435][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1349.375683][ T32] r4:8581bc00 [ 1349.375703][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.375809][ T32] r5:8581bc00 r4:8291a680 [ 1349.375913][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.394095][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.394265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec73de08 [ 1349.394295][ T32] r4:00000000 [ 1349.394435][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.394558][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.394677][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.394798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f9480 [ 1349.394917][ T32] r4:00000000 [ 1349.394942][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.394994][ T32] r9:83018005 r8:8581bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1349.395053][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.395108][ T32] r5:00001000 r4:ebb8d000 [ 1349.395129][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.395171][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.395221][ T32] r5:858cdb8c r4:858cd800 [ 1349.395254][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.395374][ T32] r7:dddced80 r6:83018000 r5:858cdb8c r4:858a0e80 [ 1349.395485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.395541][ T32] r10:61c88647 r9:8581bc00 r8:858a0eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.395603][ T32] r4:858a0e80 [ 1349.395628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.395743][ T32] r10:00000000 r9:858a0e80 r8:80287e08 r7:ec735e60 r6:858a0f00 r5:8581bc00 [ 1349.395803][ T32] r4:00000001 [ 1349.395981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.411320][ T32] Exception stack(0xec73dfb0 to 0xec73dff8) [ 1349.411414][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.411456][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.411485][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.411521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.411545][ T32] r4:858f9340 [ 1349.412033][ T32] INFO: task kworker/0:913:5861 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.412088][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.412277][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.412396][ T32] Call trace: [ 1349.412534][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.412599][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.412624][ T32] r4:00000000 [ 1349.412645][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.412738][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.412854][ T32] 1d20: 913b1000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.412887][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.412963][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.413078][ T32] r5:80070013 r4:80239bb0 [ 1349.413105][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.413155][ T32] r4:82ac21e4 [ 1349.413192][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.413246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.413272][ T32] r4:e0581dc0 [ 1349.413292][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.413401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.413631][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.413727][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1349.414382][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 9 printk messages dropped ** [ 1349.414720][ T32] INFO: task kworker/0:914:5862 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1349.415161][ T32] r4:8581c800 ** 5 printk messages dropped ** [ 1349.415352][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.415553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f9600 ** 7 printk messages dropped ** [ 1349.424380][ T32] r5:858cdf8c r4:858cdc00 [ 1349.424406][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.424655][ T32] r10:61c88647 r9:8581c800 r8:858a0fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.425165][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.436863][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 8 printk messages dropped ** [ 1349.437310][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1349.437646][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 7 printk messages dropped ** [ 1349.438086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.438656][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.439176][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.439629][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1349.440010][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.440067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f9780 [ 1349.440090][ T32] r4:00000000 [ 1349.440139][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.440222][ T32] r9:83018005 r8:8581d400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1349.440248][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.440297][ T32] r5:00001000 r4:ebbfb000 [ 1349.440362][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.440436][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.440515][ T32] r5:858ce38c r4:858ce000 [ 1349.440557][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.440612][ T32] r7:dddced80 r6:83018000 r5:858ce38c r4:858fe080 [ 1349.440666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.440719][ T32] r10:61c88647 r9:8581d400 r8:858fe0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.440770][ T32] r4:858fe080 [ 1349.440849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.440901][ T32] r10:00000000 r9:858fe080 r8:80287e08 r7:ec741e60 r6:858fe100 r5:8581d400 [ 1349.440924][ T32] r4:00000001 [ 1349.440955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.441019][ T32] Exception stack(0xec745fb0 to 0xec745ff8) [ 1349.441061][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.441109][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.441169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.441240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.441311][ T32] r4:858f9540 [ 1349.441860][ T32] INFO: task kworker/0:915:5864 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.441906][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.442051][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.442135][ T32] Call trace: [ 1349.442169][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.442224][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.442298][ T32] r4:00000000 [ 1349.442334][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.442376][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.442405][ T32] 1d20: 9188e000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.442435][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.442460][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.442484][ T32] r5:80070013 r4:80239bb0 [ 1349.442508][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.442551][ T32] r4:82ac21e4 [ 1349.442570][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.442612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.442682][ T32] r4:e0581dc0 [ 1349.442709][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.442753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.442776][ T32] r4:00000000 [ 1349.442803][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.442877][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.442900][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.442942][ T32] r5:00001000 r4:df927000 [ 1349.442963][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1349.443430][ T32] r4:84ddab80 ** 2 printk messages dropped ** [ 1349.443626][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.443951][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.444762][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.445504][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.477902][ T32] r9:83018005 r8:8581e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 ** 4 printk messages dropped ** [ 1349.478390][ T32] r5:858cef8c r4:858cec00 ** 3 printk messages dropped ** [ 1349.478821][ T32] r10:61c88647 r9:8581e000 r8:858fe1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1349.479942][ T32] r4:858f96c0 ** 5 printk messages dropped ** [ 1349.481605][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 10 printk messages dropped ** [ 1349.483488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 12 printk messages dropped ** [ 1349.485244][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 7 printk messages dropped ** [ 1349.512385][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1349.513225][ T32] INFO: task kworker/0:917:5869 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 1349.514158][ T32] r10:8291a684 r9:ec74dd84 r8:00000002 r7:60000113 r6:ec74dd8c r5:8581ec00 ** 8 printk messages dropped ** [ 1349.515024][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.537701][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.537830][ T32] r5:858ce78c r4:858ce400 [ 1349.537887][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.538093][ T32] r7:dddced80 r6:83018000 r5:858ce78c r4:858fe280 [ 1349.538159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.538268][ T32] r10:61c88647 r9:8581ec00 r8:858fe2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.538322][ T32] r4:858fe280 [ 1349.538388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.538504][ T32] r10:00000000 r9:858fe280 r8:80287e08 r7:ec749e60 r6:858fe300 r5:8581ec00 [ 1349.538565][ T32] r4:00000001 [ 1349.538620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.538715][ T32] Exception stack(0xec74dfb0 to 0xec74dff8) [ 1349.538794][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.538871][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.538932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.539000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.539063][ T32] r4:858f9900 [ 1349.539866][ T32] INFO: task kworker/0:917:5869 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.539960][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.540221][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.540335][ T32] Call trace: [ 1349.540448][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.540577][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.540647][ T32] r4:00000000 [ 1349.540703][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.540812][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.540917][ T32] 1d20: 91c28000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.540990][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.541062][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.541125][ T32] r5:80070013 r4:80239bb0 [ 1349.541175][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.541311][ T32] r4:82ac21e4 [ 1349.541381][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.541478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.541559][ T32] r4:e0581dc0 [ 1349.541616][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.541714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.541798][ T32] r4:00000000 [ 1349.541914][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.542097][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.542208][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.542404][ T32] r5:00001000 r4:df927000 [ 1349.542468][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.542558][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.542655][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.542727][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.542863][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.542928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.543027][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.543087][ T32] r4:84ddab80 [ 1349.543258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1349.543423][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.543852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.544602][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.545276][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.565614][ T32] r9:83018005 r8:85820000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1349.581935][ T32] r5:858ceb8c r4:858ce800 ** 1 printk messages dropped ** [ 1349.582161][ T32] r7:dddced80 r6:83018000 r5:858ceb8c r4:858fe380 ** 7 printk messages dropped ** [ 1349.582770][ T32] Exception stack(0xec751fb0 to 0xec751ff8) ** 6 printk messages dropped ** [ 1349.584044][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1349.585610][ T32] r4:e0581dc0 ** 7 printk messages dropped ** [ 1349.597000][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1349.597817][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 10 printk messages dropped ** [ 1349.598734][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 1 printk messages dropped ** [ 1349.598871][ T32] task:kworker/0:919 state:D stack:0 pid:5872 tgid:5872 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.599060][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.599167][ T32] Call trace: [ 1349.599247][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.599384][ T32] r10:8291a684 r9:ec755d84 r8:00000002 r7:60000113 r6:ec755d8c r5:85820c00 [ 1349.599447][ T32] r4:85820c00 [ 1349.599498][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.599597][ T32] r5:85820c00 r4:8291a680 [ 1349.599645][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.599736][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.599830][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec755e08 [ 1349.599884][ T32] r4:00000000 [ 1349.599930][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.600008][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.600100][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.600192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f9d80 [ 1349.600246][ T32] r4:00000000 [ 1349.600294][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.600395][ T32] r9:83018005 r8:85820c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1349.600452][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.600544][ T32] r5:00001000 r4:ebe11000 [ 1349.600590][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.600678][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.600776][ T32] r5:858cf38c r4:858cf000 [ 1349.600825][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.600924][ T32] r7:dddced80 r6:83018000 r5:858cf38c r4:858fe480 [ 1349.600978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.601098][ T32] r10:61c88647 r9:85820c00 r8:858fe4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.601156][ T32] r4:858fe480 [ 1349.601225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.601329][ T32] r10:00000000 r9:858fe480 r8:80287e08 r7:ec749e60 r6:858fe500 r5:85820c00 [ 1349.601383][ T32] r4:00000001 [ 1349.601426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.601505][ T32] Exception stack(0xec755fb0 to 0xec755ff8) [ 1349.601568][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.601667][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.601791][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.601869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.601926][ T32] r4:858f9b40 [ 1349.602788][ T32] INFO: task kworker/0:919:5872 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.602897][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.603067][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.603179][ T32] Call trace: [ 1349.603272][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.603397][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.603459][ T32] r4:00000000 [ 1349.603512][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.603604][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.603676][ T32] 1d20: 91fb8000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.603748][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.603810][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.603864][ T32] r5:80070013 r4:80239bb0 [ 1349.603934][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.604057][ T32] r4:82ac21e4 [ 1349.604129][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.604230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1349.605080][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.636842][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 8 printk messages dropped ** [ 1349.637569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1349.639101][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1349.639934][ T32] r5:858cf78c r4:858cf400 [ 1349.640016][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1349.640642][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.640983][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1349.642651][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1349.643588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 7 printk messages dropped ** [ 1349.644281][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.644330][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.644435][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.644500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.644606][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.644690][ T32] r4:84ddab80 [ 1349.644749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.644871][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.644948][ T32] r4:00000001 [ 1349.645008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.645098][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.645158][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.645223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.645285][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.645350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.645404][ T32] r4:84cfd140 [ 1349.645455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.645516][ T32] INFO: task kworker/0:921:5876 blocked for more than 476 seconds. [ 1349.645584][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.645641][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.645692][ T32] task:kworker/0:921 state:D stack:0 pid:5876 tgid:5876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.645800][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.670453][ T32] Call trace: [ 1349.670566][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.670732][ T32] r10:8291a684 r9:ec75dd84 r8:00000002 r7:60000113 r6:ec75dd8c r5:85822400 [ 1349.670796][ T32] r4:85822400 [ 1349.670871][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.670988][ T32] r5:85822400 r4:8291a680 [ 1349.671066][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.671160][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.671260][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec75de08 [ 1349.671330][ T32] r4:00000000 [ 1349.671381][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.671496][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.671619][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.671732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85911000 [ 1349.671795][ T32] r4:00000000 [ 1349.671845][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.671942][ T32] r9:83018005 r8:85822400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1349.672057][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.672189][ T32] r5:00001000 r4:ebe7d000 [ 1349.672246][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.672446][ T32] r5:858cfb8c r4:858cf800 [ 1349.672507][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.672760][ T32] r10:61c88647 r9:85822400 r8:858fe6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.673392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1349.675161][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1349.696503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1349.697628][ T32] r5:84f0cf8c r4:84f0cc00 ** 6 printk messages dropped ** [ 1349.698328][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 9 printk messages dropped ** [ 1349.699045][ T32] INFO: task kworker/0:922:5879 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1349.699994][ T32] r5:85823000 r4:8291a680 ** 6 printk messages dropped ** [ 1349.700554][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1349.701479][ T32] r5:858cff8c r4:858cfc00 ** 4 printk messages dropped ** [ 1349.701882][ T32] r4:858fe780 ** 7 printk messages dropped ** [ 1349.702464][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.704202][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.704467][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1349.705170][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1349.705321][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.705374][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.705471][ T32] r5:00001000 r4:df927000 [ 1349.705524][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.705625][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.705727][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.705890][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.727999][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.728106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.728257][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.728315][ T32] r4:84ddab80 [ 1349.728368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.728479][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.728539][ T32] r4:00000001 [ 1349.728595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.728683][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.728750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.728819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.728881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.728961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.729023][ T32] r4:84cfd140 [ 1349.729108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.729248][ T32] INFO: task kworker/0:923:5880 blocked for more than 476 seconds. [ 1349.729337][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.729397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.729451][ T32] task:kworker/0:923 state:D stack:0 pid:5880 tgid:5880 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.729572][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.729686][ T32] Call trace: [ 1349.729759][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.729896][ T32] r10:8291a684 r9:ec76dd84 r8:00000002 r7:60000013 r6:ec76dd8c r5:85823c00 [ 1349.729999][ T32] r4:85823c00 [ 1349.730097][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.730207][ T32] r5:85823c00 r4:8291a680 [ 1349.730260][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.730345][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.730433][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec76de08 [ 1349.730482][ T32] r4:00000000 [ 1349.730543][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.730641][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.730739][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.730843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859115c0 [ 1349.730900][ T32] r4:00000000 [ 1349.730962][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.731084][ T32] r9:83018005 r8:85823c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1349.731139][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.731232][ T32] r5:00001000 r4:ec775000 [ 1349.731309][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.731411][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.731533][ T32] r5:858dc78c r4:858dc400 [ 1349.731592][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.731700][ T32] r7:dddced80 r6:83018000 r5:858dc78c r4:858fe880 [ 1349.731755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.731864][ T32] r10:61c88647 r9:85823c00 r8:858fe8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.731922][ T32] r4:858fe880 [ 1349.731968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.732081][ T32] r10:00000000 r9:858fe880 r8:80287e08 r7:ec761e60 r6:858fe900 r5:85823c00 [ 1349.732136][ T32] r4:00000001 [ 1349.732236][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.732327][ T32] Exception stack(0xec76dfb0 to 0xec76dff8) [ 1349.732415][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.732491][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.732580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.732661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.732721][ T32] r4:85911100 [ 1349.733579][ T32] INFO: task kworker/0:923:5880 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.733696][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.733896][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.734090][ T32] Call trace: [ 1349.734210][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.734326][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.734383][ T32] r4:00000000 [ 1349.734435][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.734547][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.734617][ T32] 1d20: 92a54000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.734708][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 3 printk messages dropped ** [ 1349.735094][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1349.735704][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 11 printk messages dropped ** [ 1349.762240][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 4 printk messages dropped ** [ 1349.762644][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.762723][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.762793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.762853][ T32] r4:84cfd140 [ 1349.762930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.763025][ T32] INFO: task kworker/0:924:5882 blocked for more than 476 seconds. [ 1349.763114][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.763190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.763252][ T32] task:kworker/0:924 state:D stack:0 pid:5882 tgid:5882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.763381][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.763494][ T32] Call trace: [ 1349.763572][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.763688][ T32] r10:8291a684 r9:ec779d84 r8:00000002 r7:60000013 r6:ec779d8c r5:85825400 [ 1349.763842][ T32] r4:85825400 [ 1349.763910][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.764011][ T32] r5:85825400 r4:8291a680 [ 1349.764093][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.764190][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.764290][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec779e08 [ 1349.764360][ T32] r4:00000000 [ 1349.764407][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.764530][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.764629][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.764740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85911300 [ 1349.764826][ T32] r4:00000000 [ 1349.764894][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1349.765458][ T32] r5:858dc38c r4:858dc000 [ 1349.765516][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.786538][ T32] r10:61c88647 r9:85825400 r8:858fe9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.787409][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.789009][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 8 printk messages dropped ** [ 1349.789719][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.790335][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.790845][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.791531][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 10 printk messages dropped ** [ 1349.792384][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 7 printk messages dropped ** [ 1349.793101][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1349.793915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859116c0 ** 7 printk messages dropped ** [ 1349.794654][ T32] r5:858dcb8c r4:858dc800 [ 1349.794701][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.795222][ T32] r10:00000000 r9:858fea80 r8:80287e08 r7:ec76de60 r6:858feb00 r5:85826000 ** 10 printk messages dropped ** [ 1349.827587][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1349.828020][ T32] r4:00000000 [ 1349.828100][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.828226][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.828304][ T32] 1d20: 93504000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.828378][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.828445][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.828522][ T32] r5:80070013 r4:80239bb0 [ 1349.828585][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.828697][ T32] r4:82ac21e4 [ 1349.828754][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.828870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.828934][ T32] r4:e0581dc0 [ 1349.829028][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.829143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.829205][ T32] r4:00000000 [ 1349.829262][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.829368][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.829424][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.829524][ T32] r5:00001000 r4:df927000 [ 1349.829580][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.829675][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.829782][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.829839][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.829951][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.830044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.830164][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.830268][ T32] r4:84ddab80 [ 1349.830327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.830436][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.830506][ T32] r4:00000001 [ 1349.830558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.830645][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.830723][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.830793][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.830859][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.830940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.830994][ T32] r4:84cfd140 [ 1349.831059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.831172][ T32] INFO: task kworker/0:926:5886 blocked for more than 476 seconds. [ 1349.831264][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.831329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.831381][ T32] task:kworker/0:926 state:D stack:0 pid:5886 tgid:5886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.831531][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.831670][ T32] Call trace: [ 1349.831748][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.831869][ T32] r10:8291a684 r9:ec781d84 r8:00000002 r7:60000113 r6:ec781d8c r5:85826c00 [ 1349.831944][ T32] r4:85826c00 [ 1349.832001][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.832108][ T32] r5:85826c00 r4:8291a680 [ 1349.832161][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.832261][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.832363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec781e08 [ 1349.832422][ T32] r4:00000000 [ 1349.832472][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.832556][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.832639][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.832734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85911780 [ 1349.832819][ T32] r4:00000000 [ 1349.832885][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.833019][ T32] r9:83018005 r8:85826c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1349.833086][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.833182][ T32] r5:00001000 r4:ec789000 [ 1349.833232][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.833424][ T32] r5:858dcf8c r4:858dcc00 [ 1349.833471][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1349.833861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1349.835428][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.857319][ T32] 1d20: 93675000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1349.858149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 9 printk messages dropped ** [ 1349.859024][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 4 printk messages dropped ** [ 1349.859399][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 9 printk messages dropped ** [ 1349.860226][ T32] INFO: task kworker/0:927:5888 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1349.860954][ T32] r4:85824800 ** 5 printk messages dropped ** [ 1349.861443][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.861879][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.862494][ T32] r5:858dd38c r4:858dd000 [ 1349.862541][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.862894][ T32] r4:858fec80 [ 1349.862945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.863046][ T32] r10:00000000 r9:858fec80 r8:80287e08 r7:ec781e60 r6:858fed00 r5:85824800 [ 1349.863103][ T32] r4:00000001 [ 1349.863151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.863236][ T32] Exception stack(0xec78dfb0 to 0xec78dff8) [ 1349.863298][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.863372][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.863460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.863533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.863588][ T32] r4:859117c0 [ 1349.864421][ T32] INFO: task kworker/0:927:5888 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.864516][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.864687][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.864835][ T32] Call trace: [ 1349.864918][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.865031][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.865094][ T32] r4:00000000 [ 1349.865163][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.865281][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1349.865373][ T32] 1d20: 93675000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1349.865454][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1349.865510][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.865562][ T32] r5:80070013 r4:80239bb0 [ 1349.865608][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.865710][ T32] r4:82ac21e4 [ 1349.865793][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.886743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1349.886970][ T32] r4:e0581dc0 [ 1349.887045][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.887186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1349.887245][ T32] r4:00000000 [ 1349.887298][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.887408][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.887482][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.887595][ T32] r5:00001000 r4:df927000 [ 1349.887651][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.887746][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.887859][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.887913][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.888026][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.888089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.888197][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.888251][ T32] r4:84ddab80 [ 1349.888325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.888444][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.888503][ T32] r4:00000001 [ 1349.888556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.888648][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.888722][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.888793][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.888871][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.888946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.889043][ T32] r4:84cfd140 [ 1349.889117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.889186][ T32] INFO: task kworker/0:928:5890 blocked for more than 476 seconds. [ 1349.889257][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.889315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.889370][ T32] task:kworker/0:928 state:D stack:0 pid:5890 tgid:5890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.889516][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.889643][ T32] Call trace: [ 1349.889717][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.889837][ T32] r10:8291a684 r9:ec7a1d84 r8:00000002 r7:60000013 r6:ec7a1d8c r5:84d50c00 [ 1349.889894][ T32] r4:84d50c00 [ 1349.889994][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.890108][ T32] r5:84d50c00 r4:8291a680 [ 1349.890159][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.890251][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1349.890421][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.890835][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.891372][ T32] r5:858dd78c r4:858dd400 [ 1349.891428][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.891532][ T32] r7:dddced80 r6:83018000 r5:858dd78c r4:858fed80 ** 3 printk messages dropped ** [ 1349.891824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1349.892575][ T32] r4:85911980 ** 2 printk messages dropped ** [ 1349.893618][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1349.894186][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1349.894523][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1349.894981][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1349.895180][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.895684][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1349.920574][ T32] r4:84ddab80 [ 1349.920630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.920733][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.920807][ T32] r4:00000001 [ 1349.920877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.920969][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.921040][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.921108][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.921167][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.921238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.921306][ T32] r4:84cfd140 [ 1349.921380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.921451][ T32] INFO: task kworker/0:929:5893 blocked for more than 476 seconds. [ 1349.921521][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.921603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.921681][ T32] task:kworker/0:929 state:D stack:0 pid:5893 tgid:5893 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.921841][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.921950][ T32] Call trace: [ 1349.922076][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.922227][ T32] r10:8291a684 r9:ec795d84 r8:00000002 r7:60000013 r6:ec795d8c r5:84d51800 [ 1349.922294][ T32] r4:84d51800 [ 1349.922339][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.922431][ T32] r5:84d51800 r4:8291a680 [ 1349.922481][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.922563][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.922652][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec795e08 [ 1349.922702][ T32] r4:00000000 [ 1349.922748][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.922836][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.922929][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.923049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85911d80 [ 1349.923120][ T32] r4:00000000 [ 1349.923180][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.923288][ T32] r9:83018005 r8:84d51800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1349.923337][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.923448][ T32] r5:00001000 r4:ec7ab000 [ 1349.923505][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.923594][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.923692][ T32] r5:858ddb8c r4:858dd800 [ 1349.923745][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.923855][ T32] r7:dddced80 r6:83018000 r5:858ddb8c r4:858fee80 [ 1349.923910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.924016][ T32] r10:61c88647 r9:84d51800 r8:858feeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.924079][ T32] r4:858fee80 [ 1349.924152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.924268][ T32] r10:00000000 r9:858fee80 r8:80287e08 r7:ec7a1e60 r6:858fef00 r5:84d51800 [ 1349.924327][ T32] r4:00000001 [ 1349.924401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.924501][ T32] Exception stack(0xec795fb0 to 0xec795ff8) [ 1349.924562][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.924642][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.924717][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.924783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.924861][ T32] r4:85911c40 [ 1349.925681][ T32] INFO: task kworker/0:929:5893 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.925779][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.946671][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.946835][ T32] Call trace: [ 1349.946917][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.947037][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 3 printk messages dropped ** [ 1349.947341][ T32] 1d20: 93b4d000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 10 printk messages dropped ** [ 1349.948152][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.948754][ T32] r5:84f0cf8c r4:84f0cc00 ** 4 printk messages dropped ** [ 1349.949150][ T32] r4:84ddab80 ** 4 printk messages dropped ** [ 1349.949602][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1349.950184][ T32] INFO: task kworker/0:930:5894 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1349.951030][ T32] r5:84d52400 r4:8291a680 ** 5 printk messages dropped ** [ 1349.951412][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.952235][ T32] r5:858ddf8c r4:858ddc00 [ 1349.952279][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.952775][ T32] r10:00000000 r9:858fef80 r8:80287e08 r7:ec795e60 r6:8591d000 r5:84d52400 ** 10 printk messages dropped ** [ 1349.954455][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.955072][ T32] 1d20: 93b4d000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1349.955646][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1349.979059][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 2 printk messages dropped ** [ 1349.979260][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.979346][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.979438][ T32] r5:84f0cf8c r4:84f0cc00 [ 1349.979490][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.979622][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1349.979701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.979819][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.979891][ T32] r4:84ddab80 [ 1349.979941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.980052][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1349.980113][ T32] r4:00000001 [ 1349.980161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.980247][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1349.980317][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.980388][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.980466][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.980543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.980599][ T32] r4:84cfd140 [ 1349.980653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.980751][ T32] INFO: task kworker/0:931:5896 blocked for more than 476 seconds. [ 1349.980840][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1349.980932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.981002][ T32] task:kworker/0:931 state:D stack:0 pid:5896 tgid:5896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.981141][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.981311][ T32] Call trace: [ 1349.981392][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1349.981525][ T32] r10:8291a684 r9:ec7c1d84 r8:00000002 r7:60000013 r6:ec7c1d8c r5:84d53000 [ 1349.981648][ T32] r4:84d53000 [ 1349.981703][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1349.981801][ T32] r5:84d53000 r4:8291a680 [ 1349.981861][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.982010][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.982126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c1e08 [ 1349.982188][ T32] r4:00000000 [ 1349.982238][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1349.982321][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1349.982408][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1349.982508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85921040 [ 1349.982563][ T32] r4:00000000 [ 1349.982612][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1349.982710][ T32] r9:83018005 r8:84d53000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1349.982758][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1349.982857][ T32] r5:00001000 r4:ec7cb000 [ 1349.982902][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1349.982985][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.983079][ T32] r5:858de38c r4:858de000 [ 1349.983126][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.983242][ T32] r7:dddced80 r6:83018000 r5:858de38c r4:8591d080 [ 1349.983297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.983415][ T32] r10:61c88647 r9:84d53000 r8:8591d0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.983470][ T32] r4:8591d080 [ 1349.983517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.983621][ T32] r10:00000000 r9:8591d080 r8:80287e08 r7:ec7a9e60 r6:8591d100 r5:84d53000 [ 1349.983672][ T32] r4:00000001 [ 1349.983715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.983823][ T32] Exception stack(0xec7c1fb0 to 0xec7c1ff8) [ 1349.983893][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.983988][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.984056][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.984140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.984200][ T32] r4:85921080 [ 1349.985043][ T32] INFO: task kworker/0:931:5896 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1349.985137][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.985266][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.985389][ T32] Call trace: [ 1349.985487][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.985610][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1349.985661][ T32] r4:00000000 [ 1349.985706][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1350.007735][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.008164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 9 printk messages dropped ** [ 1350.008975][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 7 printk messages dropped ** [ 1350.009524][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 1 printk messages dropped ** [ 1350.009659][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.009735][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.009836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.009907][ T32] r4:84cfd140 [ 1350.010077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.010160][ T32] INFO: task kworker/0:932:5899 blocked for more than 476 seconds. [ 1350.010236][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.010310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.010387][ T32] task:kworker/0:932 state:D stack:0 pid:5899 tgid:5899 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.010523][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.010657][ T32] Call trace: [ 1350.010757][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.010898][ T32] r10:8291a684 r9:ec7ddd84 r8:00000002 r7:60000013 r6:ec7ddd8c r5:84d55400 [ 1350.010955][ T32] r4:84d55400 [ 1350.011007][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.011105][ T32] r5:84d55400 r4:8291a680 [ 1350.011167][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.011257][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.011354][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7dde08 [ 1350.011407][ T32] r4:00000000 [ 1350.011453][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.011531][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.011606][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.011693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f8440 [ 1350.011744][ T32] r4:00000000 [ 1350.011793][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.011898][ T32] r9:83018005 r8:84d55400 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1350.011953][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.012044][ T32] r5:00001000 r4:dfadd000 [ 1350.012094][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.012179][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.012291][ T32] r5:8599df8c r4:8599dc00 [ 1350.012340][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.012442][ T32] r7:dddced80 r6:83018000 r5:8599df8c r4:8591d180 [ 1350.012490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.012603][ T32] r10:61c88647 r9:84d55400 r8:8591d1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.012659][ T32] r4:8591d180 [ 1350.012709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.012896][ T32] r10:00000000 r9:8591d180 r8:80287e08 r7:ec7c1e60 r6:8591d200 r5:84d55400 [ 1350.012969][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1350.013104][ T32] Exception stack(0xec7ddfb0 to 0xec7ddff8) ** 4 printk messages dropped ** [ 1350.013517][ T32] r4:85921280 ** 5 printk messages dropped ** [ 1350.014921][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 8 printk messages dropped ** [ 1350.015552][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.040706][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.041248][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.042033][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 9 printk messages dropped ** [ 1350.042726][ T32] INFO: task kworker/0:933:5900 blocked for more than 476 seconds. ** 8 printk messages dropped ** [ 1350.043514][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1350.044350][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.044960][ T32] r5:8574f78c r4:8574f400 [ 1350.045012][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1350.045456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1350.063970][ T32] r4:85921080 ** 5 printk messages dropped ** [ 1350.065392][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 10 printk messages dropped ** [ 1350.080043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1350.080842][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.081502][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.081814][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.082403][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.083030][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.083790][ T32] r9:83018005 r8:84d56c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1350.083854][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.083951][ T32] r5:00001000 r4:ec843000 [ 1350.084004][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.084099][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.084195][ T32] r5:858de78c r4:858de400 [ 1350.084245][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.084343][ T32] r7:dddced80 r6:83018000 r5:858de78c r4:8591d380 [ 1350.084392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.084492][ T32] r10:61c88647 r9:84d56c00 r8:8591d3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.084545][ T32] r4:8591d380 [ 1350.084591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.084714][ T32] r10:00000000 r9:8591d380 r8:80287e08 r7:ec7dde60 r6:8591d400 r5:84d56c00 [ 1350.084778][ T32] r4:00000001 [ 1350.084840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.084929][ T32] Exception stack(0xec821fb0 to 0xec821ff8) [ 1350.084993][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.085062][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.085128][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.085214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.085278][ T32] r4:859216c0 [ 1350.100636][ T32] INFO: task kworker/0:934:5903 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.100829][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.100988][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.101120][ T32] Call trace: [ 1350.101195][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.101317][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.101386][ T32] r4:00000000 [ 1350.101436][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.101527][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.101598][ T32] 1d20: 94891000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.101665][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.101723][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.101780][ T32] r5:80070013 r4:80239bb0 [ 1350.101837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.101931][ T32] r4:82ac21e4 [ 1350.102011][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.102114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.102200][ T32] r4:e0581dc0 [ 1350.102257][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.102364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1350.102449][ T32] r4:00000000 [ 1350.102514][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.102620][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.102675][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.102801][ T32] r5:00001000 r4:df927000 [ 1350.102867][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.102956][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.103052][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.103103][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.103223][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.103332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.103445][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.103498][ T32] r4:84ddab80 [ 1350.103544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.103674][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.103734][ T32] r4:00000001 [ 1350.103781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.103871][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.103932][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.103998][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.104062][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.104130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.104183][ T32] r4:84cfd140 [ 1350.104236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.104318][ T32] INFO: task kworker/1:446:5904 blocked for more than 476 seconds. [ 1350.104390][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.104446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.104497][ T32] task:kworker/1:446 state:D stack:0 pid:5904 tgid:5904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.104596][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.104688][ T32] Call trace: [ 1350.104779][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.104900][ T32] r10:8291a684 r9:ec825d84 r8:00000002 r7:60000113 r6:ec825d8c r5:84d50000 ** 5 printk messages dropped ** [ 1350.105339][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec825e08 ** 10 printk messages dropped ** [ 1350.125474][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.125661][ T32] r5:8584cb8c r4:8584c800 ** 3 printk messages dropped ** [ 1350.126655][ T32] r10:61c88647 r9:84d50000 r8:8587acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.127272][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.129004][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.129358][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1350.130209][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.130832][ T32] r5:84f0cf8c r4:84f0cc00 ** 6 printk messages dropped ** [ 1350.131431][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 5 printk messages dropped ** [ 1350.131870][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.132418][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.133035][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.133696][ T32] r9:83018205 r8:84d54800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 ** 4 printk messages dropped ** [ 1350.134169][ T32] r5:8447a78c r4:8447a400 ** 1 printk messages dropped ** [ 1350.134315][ T32] r7:ddde2d80 r6:83018200 r5:8447a78c r4:8587ad00 ** 6 printk messages dropped ** [ 1350.134831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1350.135261][ T32] r4:85920080 [ 1350.164022][ T32] INFO: task kworker/1:447:5906 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.164279][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.164445][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.164579][ T32] Call trace: [ 1350.164657][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.164780][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.164835][ T32] r4:00000000 [ 1350.164890][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.164982][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.165058][ T32] 1d20: 94df6000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.165142][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.165201][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.165292][ T32] r5:80070013 r4:80239bb0 [ 1350.165351][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.165449][ T32] r4:82ac21e4 [ 1350.165497][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.165599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.165654][ T32] r4:e0581dc0 [ 1350.165711][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.165832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1350.174597][ T32] r4:00000000 [ 1350.174798][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.174983][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.175047][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.175156][ T32] r5:00001000 r4:df927000 [ 1350.175206][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.175296][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.175393][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.175444][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.175555][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.175609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.175724][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.175781][ T32] r4:84ddab80 [ 1350.175839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.186491][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.186578][ T32] r4:00000001 [ 1350.186632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.186753][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.186829][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.186898][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.186959][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.187054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.187119][ T32] r4:84cfd140 [ 1350.187213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.187289][ T32] INFO: task kworker/1:448:5908 blocked for more than 476 seconds. [ 1350.187360][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.187415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.187466][ T32] task:kworker/1:448 state:D stack:0 pid:5908 tgid:5908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.187588][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.187688][ T32] Call trace: [ 1350.187759][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.187878][ T32] r10:8291a684 r9:ec835d84 r8:00000002 r7:60000113 r6:ec835d8c r5:857f0c00 [ 1350.187931][ T32] r4:857f0c00 [ 1350.187979][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.188077][ T32] r5:857f0c00 r4:8291a680 [ 1350.188125][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.188211][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.188301][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec835e08 [ 1350.188416][ T32] r4:00000000 [ 1350.188477][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.188629][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.188730][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.188829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85920280 [ 1350.188883][ T32] r4:00000000 [ 1350.188924][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.189028][ T32] r9:83018205 r8:857f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1350.189083][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1350.189263][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.189449][ T32] r5:8447a38c r4:8447a000 ** 1 printk messages dropped ** [ 1350.189601][ T32] r7:ddde2d80 r6:83018200 r5:8447a38c r4:8587ad80 ** 6 printk messages dropped ** [ 1350.190095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1350.191504][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.192056][ T32] 1d20: 951dd000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 10 printk messages dropped ** [ 1350.192814][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.193298][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.194194][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1350.194721][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1350.195281][ T32] r4:857f0000 ** 5 printk messages dropped ** [ 1350.195752][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.220427][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.221053][ T32] r5:858deb8c r4:858de800 [ 1350.221103][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.221432][ T32] r4:8587ae00 ** 6 printk messages dropped ** [ 1350.221984][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.223576][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 8 printk messages dropped ** [ 1350.224206][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.224590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 6 printk messages dropped ** [ 1350.225131][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.225230][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.225293][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.225395][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.225449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.225558][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.225614][ T32] r4:84ddab80 [ 1350.225666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.225768][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.225865][ T32] r4:00000001 [ 1350.236829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.236996][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.237068][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.237138][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.237203][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.237274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.237328][ T32] r4:84cfd140 [ 1350.237383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.237472][ T32] INFO: task kworker/1:450:5913 blocked for more than 476 seconds. [ 1350.237564][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.237631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.237683][ T32] task:kworker/1:450 state:D stack:0 pid:5913 tgid:5913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.237901][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.238052][ T32] Call trace: [ 1350.238148][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.238262][ T32] r10:8291a684 r9:ec855d84 r8:00000002 r7:60000113 r6:ec855d8c r5:857f3000 [ 1350.238314][ T32] r4:857f3000 [ 1350.238361][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.238457][ T32] r5:857f3000 r4:8291a680 [ 1350.238502][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.238588][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.238681][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec855e08 [ 1350.238737][ T32] r4:00000000 [ 1350.238792][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.238894][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.238978][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.239065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85920b00 [ 1350.239116][ T32] r4:00000000 [ 1350.239166][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.239270][ T32] r9:83018205 r8:857f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1350.239330][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.239452][ T32] r5:00001000 r4:eb999000 [ 1350.239516][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.239610][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.239704][ T32] r5:8584c38c r4:8584c000 [ 1350.239752][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.239862][ T32] r7:ddde2d80 r6:83018200 r5:8584c38c r4:8587ae80 [ 1350.239912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.240015][ T32] r10:61c88647 r9:857f3000 r8:8587aeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.240072][ T32] r4:8587ae80 [ 1350.240123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.240224][ T32] r10:00000000 r9:8587ae80 r8:80287e08 r7:ec825e60 r6:8591d680 r5:857f3000 [ 1350.240281][ T32] r4:00000001 [ 1350.240331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.240412][ T32] Exception stack(0xec855fb0 to 0xec855ff8) [ 1350.240470][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.240538][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.240602][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.240669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.240723][ T32] r4:859202c0 [ 1350.241563][ T32] INFO: task kworker/1:450:5913 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.241651][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.241785][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.241943][ T32] Call trace: [ 1350.242087][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.242206][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.242266][ T32] r4:00000000 [ 1350.242316][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.242410][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.242474][ T32] 1d20: 9550b000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.242547][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.242610][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.242671][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1350.242825][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.243266][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.243760][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.244415][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 10 printk messages dropped ** [ 1350.245190][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1350.245730][ T32] r10:8291a684 r9:ec861d84 r8:00000002 r7:60000113 r6:ec861d8c r5:857f3c00 ** 9 printk messages dropped ** [ 1350.274915][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.275744][ T32] r5:858def8c r4:858dec00 [ 1350.275789][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1350.292409][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.292770][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.294285][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 5 printk messages dropped ** [ 1350.294736][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1350.295310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 2 printk messages dropped ** [ 1350.295618][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.295679][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.295778][ T32] r5:00001000 r4:df927000 [ 1350.302941][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.303084][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.303925][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.304812][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.304897][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.304922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.304973][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.304996][ T32] r4:84ddab80 [ 1350.305016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.305063][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.305106][ T32] r4:00000001 [ 1350.305154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.305204][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.305255][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.305295][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.305322][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.305361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.305396][ T32] r4:84cfd140 [ 1350.305447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.305482][ T32] INFO: task kworker/0:936:5917 blocked for more than 476 seconds. [ 1350.305516][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.305540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.305564][ T32] task:kworker/0:936 state:D stack:0 pid:5917 tgid:5917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.305621][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.305724][ T32] Call trace: [ 1350.305783][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.313180][ T32] r10:8291a684 r9:ec851d84 r8:00000002 r7:60000113 r6:ec851d8c r5:857f1800 [ 1350.313228][ T32] r4:857f1800 [ 1350.313252][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.313319][ T32] r5:857f1800 r4:8291a680 [ 1350.313340][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.313392][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.313442][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec851e08 [ 1350.313465][ T32] r4:00000000 [ 1350.313536][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.313593][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.313637][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.313680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85910040 [ 1350.313702][ T32] r4:00000000 [ 1350.313721][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.313768][ T32] r9:83018005 r8:857f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1350.313810][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.313878][ T32] r5:00001000 r4:ec867000 [ 1350.313902][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.313943][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.314076][ T32] r5:858df78c r4:858df400 [ 1350.314102][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.314152][ T32] r7:dddced80 r6:83018000 r5:858df78c r4:8591d800 [ 1350.314184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.314241][ T32] r10:61c88647 r9:857f1800 r8:8591d82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.314286][ T32] r4:8591d800 [ 1350.314311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.314369][ T32] r10:00000000 r9:8591d800 r8:80287e08 r7:ec7dde60 r6:8591d880 r5:857f1800 [ 1350.314395][ T32] r4:00000001 [ 1350.314416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.314461][ T32] Exception stack(0xec851fb0 to 0xec851ff8) [ 1350.314492][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.314521][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.314547][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.314576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.314599][ T32] r4:85921540 [ 1350.315056][ T32] INFO: task kworker/0:936:5917 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.315117][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.315197][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.315245][ T32] Call trace: [ 1350.315277][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.315330][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.315354][ T32] r4:00000000 [ 1350.315374][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.315413][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.315452][ T32] 1d20: 95c12000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.315485][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.315510][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.315533][ T32] r5:80070013 r4:80239bb0 [ 1350.315563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.315630][ T32] r4:82ac21e4 [ 1350.315660][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.315716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.315763][ T32] r4:e0581dc0 [ 1350.315811][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.315859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1350.315884][ T32] r4:00000000 [ 1350.315904][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.328292][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.328381][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.328461][ T32] r5:00001000 r4:df927000 [ 1350.328484][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.328526][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.328599][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.328626][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.328676][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.328698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.328746][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.328768][ T32] r4:84ddab80 [ 1350.328788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.328840][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.328863][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.329018][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.329331][ T32] task:kworker/0:937 state:D stack:0 pid:5922 tgid:5922 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.329746][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.330161][ T32] r9:83018005 r8:857f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 4 printk messages dropped ** [ 1350.330349][ T32] r5:858dfb8c r4:858df800 [ 1350.330377][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.330520][ T32] r10:61c88647 r9:857f4800 r8:8591d92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1350.330895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.331566][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.331887][ T32] 1d20: 96073000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1350.332203][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1350.332393][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1350.332842][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 2 printk messages dropped ** [ 1350.332941][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.332994][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.333027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.333069][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.333112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.333139][ T32] r4:84cfd140 [ 1350.333160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.333185][ T32] INFO: task kworker/0:938:5923 blocked for more than 476 seconds. [ 1350.333213][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.333259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.333285][ T32] task:kworker/0:938 state:D stack:0 pid:5923 tgid:5923 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.333332][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.333374][ T32] Call trace: [ 1350.333442][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.333501][ T32] r10:8291a684 r9:ec7f1d84 r8:00000002 r7:60000113 r6:ec7f1d8c r5:857f5400 [ 1350.333525][ T32] r4:857f5400 [ 1350.333546][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.333589][ T32] r5:857f5400 r4:8291a680 [ 1350.333638][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.333683][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.333727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f1e08 [ 1350.333750][ T32] r4:00000000 [ 1350.333769][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.333804][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.333845][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.333888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85910640 [ 1350.333940][ T32] r4:00000000 [ 1350.334040][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.334105][ T32] r9:83018005 r8:857f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1350.334129][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.334186][ T32] r5:00001000 r4:eb5e3000 [ 1350.334210][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.334261][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.334331][ T32] r5:8599cb8c r4:8599c800 [ 1350.334355][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.334405][ T32] r7:dddced80 r6:83018000 r5:8599cb8c r4:8591da00 [ 1350.334438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.334519][ T32] r10:61c88647 r9:857f5400 r8:8591da2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.334546][ T32] r4:8591da00 [ 1350.334594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.334645][ T32] r10:00000000 r9:8591da00 r8:80287e08 r7:ec7c9e60 r6:8591da80 r5:857f5400 [ 1350.334690][ T32] r4:00000001 [ 1350.334748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.334834][ T32] Exception stack(0xec7f1fb0 to 0xec7f1ff8) [ 1350.334867][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.334897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.334923][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.334974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.335003][ T32] r4:859103c0 [ 1350.335342][ T32] INFO: task kworker/0:938:5923 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.335501][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.335564][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.335640][ T32] Call trace: ** 3 printk messages dropped ** [ 1350.350429][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1350.350862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1350.351389][ T32] r5:84f0cf8c r4:84f0cc00 ** 6 printk messages dropped ** [ 1350.351642][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 7 printk messages dropped ** [ 1350.351934][ T32] r4:84cfd140 ** 4 printk messages dropped ** [ 1350.352119][ T32] task:kworker/0:939 state:D stack:0 pid:5925 tgid:5925 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.352575][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.352631][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec885e08 [ 1350.352659][ T32] r4:00000000 [ 1350.352679][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.352715][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.352750][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.352811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85910240 [ 1350.352841][ T32] r4:00000000 [ 1350.352882][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.352952][ T32] r9:83018005 r8:857f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1350.353003][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.353069][ T32] r5:00001000 r4:eb125000 [ 1350.353113][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.353193][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.353240][ T32] r5:858dff8c r4:858dfc00 [ 1350.353260][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.353305][ T32] r7:dddced80 r6:83018000 r5:858dff8c r4:8591db00 [ 1350.353325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.353381][ T32] r10:61c88647 r9:857f6000 r8:8591db2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.353407][ T32] r4:8591db00 [ 1350.353450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.353502][ T32] r10:00000000 r9:8591db00 r8:80287e08 r7:ec7f1e60 r6:8591db80 r5:857f6000 [ 1350.353544][ T32] r4:00000001 [ 1350.353615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.353672][ T32] Exception stack(0xec885fb0 to 0xec885ff8) [ 1350.353723][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.353756][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.353816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.353881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.353936][ T32] r4:85910780 [ 1350.354418][ T32] INFO: task kworker/0:939:5925 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.354460][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.354549][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.354603][ T32] Call trace: [ 1350.354634][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.354716][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.354751][ T32] r4:00000000 [ 1350.354791][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1350.355038][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.355254][ T32] r4:00000000 [ 1350.355275][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.355321][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.355342][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.355412][ T32] r5:00001000 r4:df927000 [ 1350.355437][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.355501][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.355548][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.355569][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.355617][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.355648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.355700][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.355723][ T32] r4:84ddab80 [ 1350.355743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.355787][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.355825][ T32] r4:00000001 [ 1350.355860][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.371972][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.372075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.372110][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.372137][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.372183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.372212][ T32] r4:84cfd140 [ 1350.372238][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.372295][ T32] INFO: task kworker/0:940:5927 blocked for more than 476 seconds. [ 1350.372354][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.372409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.372444][ T32] task:kworker/0:940 state:D stack:0 pid:5927 tgid:5927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.372506][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.372568][ T32] Call trace: [ 1350.372601][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.372658][ T32] r10:8291a684 r9:ec88dd84 r8:00000002 r7:60000113 r6:ec88dd8c r5:857f6c00 [ 1350.372705][ T32] r4:857f6c00 [ 1350.372730][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.372808][ T32] r5:857f6c00 r4:8291a680 [ 1350.372840][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.372882][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.372924][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec88de08 [ 1350.372947][ T32] r4:00000000 [ 1350.372966][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.373000][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.373037][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.373079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85910340 [ 1350.373102][ T32] r4:00000000 [ 1350.373155][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.373220][ T32] r9:83018005 r8:857f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.373269][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.373324][ T32] r5:00001000 r4:eb3bb000 [ 1350.373346][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.373385][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.373427][ T32] r5:8599c38c r4:8599c000 [ 1350.373471][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.373531][ T32] r7:dddced80 r6:83018000 r5:8599c38c r4:8591dc00 ** 3 printk messages dropped ** [ 1350.373720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1350.374139][ T32] r4:85910780 ** 5 printk messages dropped ** [ 1350.374934][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 5 printk messages dropped ** [ 1350.375205][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1350.375555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 9 printk messages dropped ** [ 1350.389010][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 4 printk messages dropped ** [ 1350.389237][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 9 printk messages dropped ** [ 1350.389625][ T32] INFO: task kworker/0:941:5928 blocked for more than 476 seconds. ** 8 printk messages dropped ** [ 1350.390220][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1350.390564][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.390956][ T32] r5:8599c78c r4:8599c400 [ 1350.391006][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1350.391221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1350.391508][ T32] r4:85910780 ** 2 printk messages dropped ** [ 1350.392118][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.392553][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1350.392837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 7 printk messages dropped ** [ 1350.393277][ T32] r5:84f0cf8c r4:84f0cc00 ** 1 printk messages dropped ** [ 1350.393379][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.393422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.393485][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.393553][ T32] r4:84ddab80 [ 1350.393576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.393623][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.393645][ T32] r4:00000001 [ 1350.393675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.393714][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.393741][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.393768][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.393794][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.393830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.393853][ T32] r4:84cfd140 [ 1350.393880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.393921][ T32] INFO: task kworker/0:942:5929 blocked for more than 476 seconds. [ 1350.393980][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.394042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.394074][ T32] task:kworker/0:942 state:D stack:0 pid:5929 tgid:5929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.394143][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.394199][ T32] Call trace: [ 1350.394251][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.394329][ T32] r10:8291a684 r9:ec895d84 r8:00000002 r7:60000113 r6:ec895d8c r5:84d56000 [ 1350.394357][ T32] r4:84d56000 [ 1350.394389][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.394473][ T32] r5:84d56000 r4:8291a680 [ 1350.394502][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.394572][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.394656][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec895e08 [ 1350.394686][ T32] r4:00000000 [ 1350.394709][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.394746][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.394803][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.394856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85910ac0 [ 1350.394881][ T32] r4:00000000 [ 1350.394900][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.394946][ T32] r9:83018005 r8:84d56000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1350.394986][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.395036][ T32] r5:00001000 r4:eb95d000 [ 1350.395058][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.395098][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.395150][ T32] r5:8599cf8c r4:8599cc00 [ 1350.395194][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.395244][ T32] r7:dddced80 r6:83018000 r5:8599cf8c r4:8591de00 [ 1350.395265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.395311][ T32] r10:61c88647 r9:84d56000 r8:8591de2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.395351][ T32] r4:8591de00 [ 1350.395375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.395423][ T32] r10:00000000 r9:8591de00 r8:80287e08 r7:ec7f1e60 r6:8591de80 r5:84d56000 [ 1350.395446][ T32] r4:00000001 [ 1350.395466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.395500][ T32] Exception stack(0xec895fb0 to 0xec895ff8) [ 1350.395547][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1350.395690][ T32] r4:85910600 ** 5 printk messages dropped ** [ 1350.415519][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 8 printk messages dropped ** [ 1350.416371][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1350.416611][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1350.416849][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 8 printk messages dropped ** [ 1350.417334][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1350.417672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.418181][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.418561][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1350.419022][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.419136][ T32] r5:8599d38c r4:8599d000 ** 4 printk messages dropped ** [ 1350.419291][ T32] r4:8591df00 ** 6 printk messages dropped ** [ 1350.419535][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.420245][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.420604][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 9 printk messages dropped ** [ 1350.421013][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.421225][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.421663][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.421689][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.421726][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.421764][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.421796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.421835][ T32] r4:84cfd140 [ 1350.421881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.421909][ T32] INFO: task kworker/1:451:5934 blocked for more than 476 seconds. [ 1350.421939][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.421996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.422018][ T32] task:kworker/1:451 state:D stack:0 pid:5934 tgid:5934 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.422089][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.422179][ T32] Call trace: [ 1350.422250][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.422302][ T32] r10:8291a684 r9:ec8a1d84 r8:00000002 r7:60000113 r6:ec8a1d8c r5:84db1800 [ 1350.422347][ T32] r4:84db1800 [ 1350.422371][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.422435][ T32] r5:84db1800 r4:8291a680 [ 1350.422459][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.422519][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.422568][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a1e08 [ 1350.422593][ T32] r4:00000000 [ 1350.422614][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.422649][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.422683][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.422723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85920c00 [ 1350.422767][ T32] r4:00000000 [ 1350.422795][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.422850][ T32] r9:83018205 r8:84db1800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1350.422872][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.422934][ T32] r5:00001000 r4:eb9e9000 [ 1350.422964][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.423010][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.423052][ T32] r5:8584c78c r4:8584c400 [ 1350.423072][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.423126][ T32] r7:ddde2d80 r6:83018200 r5:8584c78c r4:8587af00 [ 1350.423166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.423216][ T32] r10:61c88647 r9:84db1800 r8:8587af2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.423239][ T32] r4:8587af00 [ 1350.423259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.423303][ T32] r10:00000000 r9:8587af00 r8:80287e08 r7:ec825e60 r6:8591c000 r5:84db1800 [ 1350.423325][ T32] r4:00000001 [ 1350.423343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.423377][ T32] Exception stack(0xec8a1fb0 to 0xec8a1ff8) [ 1350.423406][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.423457][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.423495][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.423525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.423547][ T32] r4:85920ac0 [ 1350.423849][ T32] INFO: task kworker/1:451:5934 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.423913][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.424018][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.424075][ T32] Call trace: [ 1350.424105][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.424169][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.424197][ T32] r4:00000000 [ 1350.424227][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1350.424301][ T32] 1d20: 96de2000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1350.424614][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1350.424842][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 7 printk messages dropped ** [ 1350.425195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1350.425498][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 8 printk messages dropped ** [ 1350.458900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1350.459357][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1350.459861][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.460329][ T32] r5:8584cf8c r4:8584cc00 [ 1350.460353][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.460599][ T32] r4:8587af80 ** 6 printk messages dropped ** [ 1350.460862][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.462039][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 8 printk messages dropped ** [ 1350.462386][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.462584][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.462851][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1350.463308][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 2 printk messages dropped ** [ 1350.463465][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.463500][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.463550][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.463581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.463621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.463686][ T32] r4:84cfd140 [ 1350.463740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.463789][ T32] INFO: task kworker/1:453:5938 blocked for more than 476 seconds. [ 1350.463832][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.463875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.463900][ T32] task:kworker/1:453 state:D stack:0 pid:5938 tgid:5938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.463973][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.464040][ T32] Call trace: [ 1350.464080][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.464151][ T32] r10:8291a684 r9:ec8edd84 r8:00000002 r7:60000013 r6:ec8edd8c r5:84db2400 [ 1350.464180][ T32] r4:84db2400 [ 1350.464234][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.464283][ T32] r5:84db2400 r4:8291a680 [ 1350.464303][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.464343][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.464385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ede08 [ 1350.464462][ T32] r4:00000000 [ 1350.464514][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.464558][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.464594][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.464635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85903100 [ 1350.464658][ T32] r4:00000000 [ 1350.464677][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.464721][ T32] r9:83018205 r8:84db2400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1350.464743][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.464785][ T32] r5:00001000 r4:ebcfb000 [ 1350.464810][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.464851][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.464902][ T32] r5:8584ef8c r4:8584ec00 [ 1350.464926][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.464974][ T32] r7:ddde2d80 r6:83018200 r5:8584ef8c r4:8591b000 [ 1350.464994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.465040][ T32] r10:61c88647 r9:84db2400 r8:8591b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.465063][ T32] r4:8591b000 [ 1350.465092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.465182][ T32] r10:00000000 r9:8591b000 r8:80287e08 r7:ec8e1e60 r6:8591c100 r5:84db2400 [ 1350.465230][ T32] r4:00000001 [ 1350.465252][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.465289][ T32] Exception stack(0xec8edfb0 to 0xec8edff8) [ 1350.465315][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.465345][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.465372][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.465410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.465436][ T32] r4:85920b80 [ 1350.465737][ T32] INFO: task kworker/1:453:5938 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.465772][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.477155][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.477252][ T32] Call trace: [ 1350.477322][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.477388][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.477414][ T32] r4:00000000 [ 1350.477435][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.477488][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.477539][ T32] 1d20: 97878000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 1 printk messages dropped ** [ 1350.477601][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1350.477879][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1350.478161][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1350.478717][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 9 printk messages dropped ** [ 1350.479061][ T32] INFO: task kworker/1:454:5940 blocked for more than 476 seconds. ** 8 printk messages dropped ** [ 1350.479492][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1350.479896][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1350.480186][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.480233][ T32] r5:8584d38c r4:8584d000 ** 3 printk messages dropped ** [ 1350.480391][ T32] r10:61c88647 r9:84db0c00 r8:8591b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1350.480725][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.481565][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 8 printk messages dropped ** [ 1350.481897][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.482223][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.482480][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.483006][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1350.483248][ T32] INFO: task kworker/1:455:5942 blocked for more than 476 seconds. ** 4 printk messages dropped ** [ 1350.483447][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.483677][ T32] r5:84db5400 r4:8291a680 ** 6 printk messages dropped ** [ 1350.483983][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1350.484347][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.484434][ T32] r5:8584d78c r4:8584d400 [ 1350.484507][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.484574][ T32] r7:ddde2d80 r6:83018200 r5:8584d78c r4:8591b100 [ 1350.484598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.484648][ T32] r10:61c88647 r9:84db5400 r8:8591b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.484686][ T32] r4:8591b100 [ 1350.484710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.484758][ T32] r10:00000000 r9:8591b100 r8:80287e08 r7:ec8ede60 r6:8591c200 r5:84db5400 [ 1350.484822][ T32] r4:00000001 [ 1350.484847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.484884][ T32] Exception stack(0xec8fdfb0 to 0xec8fdff8) [ 1350.484910][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.484939][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.484986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.485021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.485045][ T32] r4:85920a00 [ 1350.485355][ T32] INFO: task kworker/1:455:5942 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.485403][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.485490][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.485537][ T32] Call trace: [ 1350.485592][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.485647][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.485684][ T32] r4:00000000 [ 1350.485735][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.485779][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.485812][ T32] 1d20: 97878000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.506356][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.506445][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.506478][ T32] r5:80070013 r4:80239bb0 [ 1350.506503][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.506593][ T32] r4:82ac21e4 [ 1350.506620][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.506667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.506717][ T32] r4:e0581dc0 [ 1350.506742][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.506787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1350.506838][ T32] r4:00000000 [ 1350.506888][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.506946][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.506985][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.507039][ T32] r5:00001000 r4:df927000 [ 1350.507077][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.507147][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.507198][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.507219][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.507271][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.507295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.507344][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.507400][ T32] r4:84ddab80 [ 1350.507425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.507474][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.507498][ T32] r4:00000001 [ 1350.507541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.507587][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.507615][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.507644][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.507671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.507700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.507722][ T32] r4:84cfd140 [ 1350.507745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.507776][ T32] INFO: task kworker/1:456:5944 blocked for more than 476 seconds. [ 1350.507815][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.507841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.507864][ T32] task:kworker/1:456 state:D stack:0 pid:5944 tgid:5944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.507956][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.508019][ T32] Call trace: [ 1350.508068][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.508144][ T32] r10:8291a684 r9:ec905d84 r8:00000002 r7:60000113 r6:ec905d8c r5:84db6c00 [ 1350.508195][ T32] r4:84db6c00 [ 1350.508219][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.508264][ T32] r5:84db6c00 r4:8291a680 [ 1350.508284][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.508324][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.508368][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec905e08 [ 1350.508391][ T32] r4:00000000 [ 1350.508411][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.508465][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.508505][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.508546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85920580 [ 1350.508584][ T32] r4:00000000 [ 1350.508608][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.508653][ T32] r9:83018205 r8:84db6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1350.508687][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.508734][ T32] r5:00001000 r4:ebbe1000 [ 1350.508755][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.508793][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.508844][ T32] r5:8584db8c r4:8584d800 [ 1350.508864][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.508908][ T32] r7:ddde2d80 r6:83018200 r5:8584db8c r4:8591b180 [ 1350.508929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1350.509011][ T32] r4:8591b180 ** 4 printk messages dropped ** [ 1350.509171][ T32] Exception stack(0xec905fb0 to 0xec905ff8) ** 6 printk messages dropped ** [ 1350.509858][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.510273][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 11 printk messages dropped ** [ 1350.510750][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 8 printk messages dropped ** [ 1350.511206][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.511467][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.511678][ T32] task:kworker/1:457 state:D stack:0 pid:5946 tgid:5946 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1350.512244][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.512415][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.512704][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1350.512845][ T32] r7:ddde2d80 r6:83018200 r5:8584df8c r4:8591b200 ** 4 printk messages dropped ** [ 1350.513092][ T32] r10:00000000 r9:8591b200 r8:80287e08 r7:ec8ede60 r6:8591c300 r5:84db6000 ** 9 printk messages dropped ** [ 1350.513706][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.514330][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.514366][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.514396][ T32] r5:80070013 r4:80239bb0 [ 1350.514419][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.514489][ T32] r4:82ac21e4 [ 1350.514517][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.514563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.514587][ T32] r4:e0581dc0 [ 1350.514608][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.514650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1350.514685][ T32] r4:00000000 [ 1350.514711][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.514784][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.514822][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.514885][ T32] r5:00001000 r4:df927000 [ 1350.514937][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.514984][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.515030][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.515098][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.515152][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.515175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.515233][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.515263][ T32] r4:84ddab80 [ 1350.515284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.515358][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.515407][ T32] r4:00000001 [ 1350.515440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.515489][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.515532][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.515566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.515594][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.515647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.515677][ T32] r4:84cfd140 [ 1350.515699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.515726][ T32] INFO: task kworker/1:458:5948 blocked for more than 476 seconds. [ 1350.515755][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.515782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.515809][ T32] task:kworker/1:458 state:D stack:0 pid:5948 tgid:5948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.540122][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.540249][ T32] Call trace: [ 1350.540293][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.540357][ T32] r10:8291a684 r9:ec915d84 r8:00000002 r7:60000013 r6:ec915d8c r5:859a8000 [ 1350.540385][ T32] r4:859a8000 [ 1350.540407][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.540452][ T32] r5:859a8000 r4:8291a680 [ 1350.540498][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.540547][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.540591][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec915e08 [ 1350.540635][ T32] r4:00000000 [ 1350.540682][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.540744][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.540790][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.540846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85910d40 [ 1350.540872][ T32] r4:00000000 [ 1350.540892][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.540953][ T32] r9:83018205 r8:859a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.541001][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.541051][ T32] r5:00001000 r4:ebc19000 [ 1350.541116][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.541165][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.541211][ T32] r5:8584e38c r4:8584e000 [ 1350.541233][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.541314][ T32] r7:ddde2d80 r6:83018200 r5:8584e38c r4:8591b280 [ 1350.541362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.541416][ T32] r10:61c88647 r9:859a8000 r8:8591b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1350.541529][ T32] r10:00000000 r9:8591b280 r8:80287e08 r7:ec8ede60 r6:8591c380 r5:859a8000 ** 7 printk messages dropped ** [ 1350.541788][ T32] r4:844894c0 ** 5 printk messages dropped ** [ 1350.542622][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 5 printk messages dropped ** [ 1350.542812][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 10 printk messages dropped ** [ 1350.543263][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 7 printk messages dropped ** [ 1350.543562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.543972][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.544193][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1350.544504][ T32] r4:857ed400 ** 3 printk messages dropped ** [ 1350.544670][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1350.544888][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1350.545061][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.545214][ T32] r5:8584e78c r4:8584e400 [ 1350.545246][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.545473][ T32] r10:00000000 r9:8591b300 r8:80287e08 r7:ec8ede60 r6:8591b380 r5:857ed400 ** 9 printk messages dropped ** [ 1350.562961][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1350.563611][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1350.563800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1350.563987][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.564100][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.564266][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.564302][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.564355][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.564377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.564450][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.564502][ T32] r4:84ddab80 [ 1350.564546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.564598][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.564643][ T32] r4:00000001 [ 1350.564667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.564705][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.564732][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.564760][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.564787][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.564824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.564848][ T32] r4:84cfd140 [ 1350.564871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.564902][ T32] INFO: task kworker/0:944:5953 blocked for more than 477 seconds. [ 1350.564942][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.564985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.565011][ T32] task:kworker/0:944 state:D stack:0 pid:5953 tgid:5953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.565069][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.565116][ T32] Call trace: [ 1350.565168][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.565241][ T32] r10:8291a684 r9:ec921d84 r8:00000002 r7:60000113 r6:ec921d8c r5:859aa400 [ 1350.565280][ T32] r4:859aa400 [ 1350.565304][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.565349][ T32] r5:859aa400 r4:8291a680 [ 1350.565369][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.565429][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.565483][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec921e08 [ 1350.565507][ T32] r4:00000000 [ 1350.565527][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.565571][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.565610][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.565651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85916a40 [ 1350.565688][ T32] r4:00000000 [ 1350.565733][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.565791][ T32] r9:83018005 r8:859aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.565865][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.574112][ T32] r5:00001000 r4:ebc5d000 [ 1350.574178][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.574281][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.574347][ T32] r5:8599d78c r4:8599d400 [ 1350.574383][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.574441][ T32] r7:dddced80 r6:83018000 r5:8599d78c r4:8591c400 [ 1350.574473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.574522][ T32] r10:61c88647 r9:859aa400 r8:8591c42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.574545][ T32] r4:8591c400 [ 1350.574565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.574655][ T32] r10:00000000 r9:8591c400 r8:80287e08 r7:ec889e60 r6:8591c480 r5:859aa400 [ 1350.574691][ T32] r4:00000001 [ 1350.574714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.574755][ T32] Exception stack(0xec921fb0 to 0xec921ff8) [ 1350.574785][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.574819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.574847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.574888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.574936][ T32] r4:85916780 [ 1350.575416][ T32] INFO: task kworker/0:944:5953 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.575459][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.575550][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.575651][ T32] Call trace: [ 1350.575689][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.575745][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.575769][ T32] r4:00000000 [ 1350.575840][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.588471][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.588543][ T32] 1d20: 98e99000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.588580][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.588607][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.588657][ T32] r5:80070013 r4:80239bb0 [ 1350.588706][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.588792][ T32] r4:82ac21e4 [ 1350.588823][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.588871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 5 printk messages dropped ** [ 1350.589130][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 12 printk messages dropped ** [ 1350.589797][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.590081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.590108][ T32] r4:84cfd140 [ 1350.590133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.590176][ T32] INFO: task kworker/1:460:5954 blocked for more than 477 seconds. [ 1350.590220][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.590250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.590274][ T32] task:kworker/1:460 state:D stack:0 pid:5954 tgid:5954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.590376][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.590426][ T32] Call trace: [ 1350.590471][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.590525][ T32] r10:8291a684 r9:ec925d84 r8:00000002 r7:60000113 r6:ec925d8c r5:859ab000 [ 1350.590570][ T32] r4:859ab000 [ 1350.590614][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.590663][ T32] r5:859ab000 r4:8291a680 [ 1350.590683][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.590723][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.590785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 [ 1350.590821][ T32] r4:00000000 [ 1350.590845][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.590881][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.590944][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.591015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859031c0 [ 1350.591042][ T32] r4:00000000 [ 1350.591062][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.591140][ T32] r9:83018205 r8:859ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1350.591167][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.591210][ T32] r5:00001000 r4:ebd13000 [ 1350.591260][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.591330][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.591405][ T32] r5:8584f38c r4:8584f000 [ 1350.591434][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.591482][ T32] r7:ddde2d80 r6:83018200 r5:8584f38c r4:8591b400 [ 1350.591527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.591599][ T32] r10:61c88647 r9:859ab000 r8:8591b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.591628][ T32] r4:8591b400 [ 1350.591658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.591706][ T32] r10:00000000 r9:8591b400 r8:80287e08 r7:ec8ede60 r6:8591c500 r5:859ab000 [ 1350.591729][ T32] r4:00000001 [ 1350.591747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.591791][ T32] Exception stack(0xec925fb0 to 0xec925ff8) [ 1350.591848][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.591888][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.591978][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.592075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.592122][ T32] r4:85910e40 [ 1350.592583][ T32] INFO: task kworker/1:460:5954 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.592621][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.592710][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.592765][ T32] Call trace: [ 1350.592796][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.592855][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.592903][ T32] r4:00000000 [ 1350.592985][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.593037][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.593066][ T32] 1d20: 98e99000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.593095][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 3 printk messages dropped ** [ 1350.593219][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.593364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 9 printk messages dropped ** [ 1350.593819][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 4 printk messages dropped ** [ 1350.594040][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 9 printk messages dropped ** [ 1350.594397][ T32] INFO: task kworker/0:945:5956 blocked for more than 477 seconds. ** 3 printk messages dropped ** [ 1350.594630][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.594698][ T32] Call trace: [ 1350.594753][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.594811][ T32] r10:8291a684 r9:ec929d84 r8:00000002 r7:60000113 r6:ec929d8c r5:859abc00 [ 1350.594837][ T32] r4:859abc00 [ 1350.594887][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.594941][ T32] r5:859abc00 r4:8291a680 [ 1350.594972][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.595015][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.595078][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec929e08 [ 1350.595117][ T32] r4:00000000 [ 1350.595160][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.595206][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.595269][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.595315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85916ac0 [ 1350.595337][ T32] r4:00000000 [ 1350.595357][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.595411][ T32] r9:83018005 r8:859abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1350.595438][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.595490][ T32] r5:00001000 r4:ebc77000 [ 1350.595513][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.595553][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.595615][ T32] r5:8584eb8c r4:8584e800 [ 1350.595638][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.595685][ T32] r7:dddced80 r6:83018000 r5:8584eb8c r4:8591c580 [ 1350.595706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.595752][ T32] r10:61c88647 r9:859abc00 r8:8591c5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.595803][ T32] r4:8591c580 [ 1350.607551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.607651][ T32] r10:00000000 r9:8591c580 r8:80287e08 r7:ec921e60 r6:8591c600 r5:859abc00 [ 1350.607700][ T32] r4:00000001 [ 1350.607746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.607813][ T32] Exception stack(0xec929fb0 to 0xec929ff8) [ 1350.607854][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.607884][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.607910][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.607940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.607963][ T32] r4:85916ac0 [ 1350.608424][ T32] INFO: task kworker/0:945:5956 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.608465][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.608534][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.608589][ T32] Call trace: [ 1350.608663][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.608733][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.608761][ T32] r4:00000000 [ 1350.608782][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.608829][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.608858][ T32] 1d20: 98e99000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.608888][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.608913][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.608959][ T32] r5:80070013 r4:80239bb0 [ 1350.608985][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.609029][ T32] r4:82ac21e4 [ 1350.609050][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.609094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1350.609199][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.609432][ T32] r5:84f0cf8c r4:84f0cc00 ** 6 printk messages dropped ** [ 1350.609765][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 6 printk messages dropped ** [ 1350.610108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.610376][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.610769][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec92de08 ** 8 printk messages dropped ** [ 1350.611089][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.611309][ T32] r5:8599db8c r4:8599d800 ** 3 printk messages dropped ** [ 1350.611451][ T32] r10:61c88647 r9:859ac800 r8:8591c6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1350.611590][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1350.611658][ T32] Exception stack(0xec92dfb0 to 0xec92dff8) ** 3 printk messages dropped ** [ 1350.611859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1350.612367][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.612559][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.612647][ T32] 1d20: 98e99000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 4 printk messages dropped ** [ 1350.612784][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1350.612891][ T32] r4:e0581dc0 ** 1 printk messages dropped ** [ 1350.612952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 5 printk messages dropped ** [ 1350.613141][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1350.613553][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.613577][ T32] r4:00000001 [ 1350.613618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.613658][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.613685][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.613713][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.613739][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.613778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.613810][ T32] r4:84cfd140 [ 1350.613834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.613874][ T32] INFO: task kworker/1:461:5960 blocked for more than 477 seconds. [ 1350.613907][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.613932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.613992][ T32] task:kworker/1:461 state:D stack:0 pid:5960 tgid:5960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.614044][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.614111][ T32] Call trace: [ 1350.614188][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.614242][ T32] r10:8291a684 r9:ec935d84 r8:00000002 r7:60000113 r6:ec935d8c r5:859a8c00 [ 1350.614281][ T32] r4:859a8c00 [ 1350.614305][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.614349][ T32] r5:859a8c00 r4:8291a680 [ 1350.614406][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.614462][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.614508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec935e08 [ 1350.614530][ T32] r4:00000000 [ 1350.614560][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.614606][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.614666][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.614741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85903440 [ 1350.614796][ T32] r4:00000000 [ 1350.614825][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.614915][ T32] r9:83018205 r8:859a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1350.614941][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.614985][ T32] r5:00001000 r4:ebd49000 [ 1350.615007][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.615079][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.615135][ T32] r5:8584f78c r4:8584f400 [ 1350.615158][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.615204][ T32] r7:ddde2d80 r6:83018200 r5:8584f78c r4:8591b480 [ 1350.615225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.615285][ T32] r10:61c88647 r9:859a8c00 r8:8591b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.615311][ T32] r4:8591b480 [ 1350.615377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.615427][ T32] r10:00000000 r9:8591b480 r8:80287e08 r7:ec925e60 r6:8591c780 r5:859a8c00 [ 1350.615450][ T32] r4:00000001 [ 1350.615468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.615526][ T32] Exception stack(0xec935fb0 to 0xec935ff8) [ 1350.615556][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.615584][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.615620][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.615652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.615675][ T32] r4:859030c0 [ 1350.638312][ T32] INFO: task kworker/1:461:5960 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.638413][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.638522][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.638611][ T32] Call trace: [ 1350.638651][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.638731][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.638784][ T32] r4:00000000 [ 1350.638815][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.638890][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.638925][ T32] 1d20: 994f9000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.638961][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.638988][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.639013][ T32] r5:80070013 r4:80239bb0 [ 1350.639049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.639099][ T32] r4:82ac21e4 [ 1350.639119][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.639181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.639212][ T32] r4:e0581dc0 [ 1350.639232][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.639306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1350.639379][ T32] r4:00000000 [ 1350.639438][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.639496][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.639543][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.639625][ T32] r5:00001000 r4:df927000 [ 1350.639667][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.639745][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.639844][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.639893][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.639948][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.639985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.640037][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.640083][ T32] r4:84ddab80 [ 1350.640108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.640181][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.640220][ T32] r4:00000001 [ 1350.640266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.640329][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.640380][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.640419][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.640446][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.640512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.640581][ T32] r4:84cfd140 [ 1350.640609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.640642][ T32] INFO: task kworker/0:947:5963 blocked for more than 477 seconds. [ 1350.640676][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.640724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.640750][ T32] task:kworker/0:947 state:D stack:0 pid:5963 tgid:5963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.640799][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.640851][ T32] Call trace: [ 1350.640882][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.640933][ T32] r10:8291a684 r9:ec919d84 r8:00000002 r7:60000013 r6:ec919d8c r5:859ad400 [ 1350.640957][ T32] r4:859ad400 [ 1350.640987][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1350.641184][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.641481][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.641596][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.641784][ T32] r5:8599ef8c r4:8599ec00 [ 1350.641843][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.641916][ T32] r7:dddced80 r6:83018000 r5:8599ef8c r4:8591c800 [ 1350.642099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.642295][ T32] r10:00000000 r9:8591c800 r8:80287e08 r7:ec92de60 r6:8591c880 r5:859ad400 ** 4 printk messages dropped ** [ 1350.642488][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.642588][ T32] r4:85916f00 [ 1350.642994][ T32] INFO: task kworker/0:947:5963 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.643033][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.643113][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.643162][ T32] Call trace: [ 1350.643201][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.643280][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.643313][ T32] r4:00000000 [ 1350.643334][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.643384][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.643438][ T32] 1d20: 994f9000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.643473][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.643507][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.643548][ T32] r5:80070013 r4:80239bb0 [ 1350.643594][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.643666][ T32] r4:82ac21e4 [ 1350.643691][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.643736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.643758][ T32] r4:e0581dc0 [ 1350.643777][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.643825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1350.643849][ T32] r4:00000000 [ 1350.643879][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.643963][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.644011][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.644091][ T32] r5:00001000 r4:df927000 [ 1350.644153][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.644223][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.644279][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.644300][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.644465][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.644512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.644570][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.644593][ T32] r4:84ddab80 [ 1350.644640][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.644690][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.644713][ T32] r4:00000001 [ 1350.644734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.644770][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.644811][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.644844][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.645022][ T32] INFO: task kworker/1:462:5964 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1350.645528][ T32] r5:859ae000 r4:8291a680 ** 6 printk messages dropped ** [ 1350.645813][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.667955][ T32] r5:8585038c r4:85850000 [ 1350.668019][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.668224][ T32] r4:8591b500 ** 4 printk messages dropped ** [ 1350.668424][ T32] Exception stack(0xec939fb0 to 0xec939ff8) ** 3 printk messages dropped ** [ 1350.668570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1350.669310][ T32] Call trace: ** 2 printk messages dropped ** [ 1350.669483][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.669666][ T32] 1d20: 99a07000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1350.670001][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1350.670238][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.670649][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1350.670904][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.671212][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.671254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.671280][ T32] task:kworker/1:463 state:D stack:0 pid:5966 tgid:5966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.671327][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.671496][ T32] Call trace: [ 1350.671673][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.671725][ T32] r10:8291a684 r9:ec941d84 r8:00000002 r7:60000113 r6:ec941d8c r5:859a9800 [ 1350.671754][ T32] r4:859a9800 [ 1350.671776][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.671951][ T32] r5:859a9800 r4:8291a680 [ 1350.671981][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.672089][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.672158][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec941e08 [ 1350.672187][ T32] r4:00000000 [ 1350.672209][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.672249][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.672287][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.672329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85903540 [ 1350.672351][ T32] r4:00000000 [ 1350.672371][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.672415][ T32] r9:83018205 r8:859a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.672438][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.672481][ T32] r5:00001000 r4:ebd5f000 [ 1350.672502][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.672623][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.672673][ T32] r5:8584fb8c r4:8584f800 [ 1350.672714][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.672764][ T32] r7:ddde2d80 r6:83018200 r5:8584fb8c r4:8591b580 [ 1350.672814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.672871][ T32] r10:61c88647 r9:859a9800 r8:8591b5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.672896][ T32] r4:8591b580 [ 1350.672918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.672992][ T32] r10:00000000 r9:8591b580 r8:80287e08 r7:ec939e60 r6:8591c980 r5:859a9800 [ 1350.673021][ T32] r4:00000001 [ 1350.673041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.673191][ T32] Exception stack(0xec941fb0 to 0xec941ff8) [ 1350.673367][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.673400][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.673427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.673487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.673514][ T32] r4:85903400 [ 1350.673827][ T32] INFO: task kworker/1:463:5966 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.673864][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.673922][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.674053][ T32] Call trace: [ 1350.674120][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.674198][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.674239][ T32] r4:00000000 [ 1350.674264][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.674306][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.674346][ T32] 1d20: 99a07000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.674411][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.674448][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.674477][ T32] r5:80070013 r4:80239bb0 [ 1350.674499][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.674542][ T32] r4:82ac21e4 [ 1350.674563][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.674605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.674628][ T32] r4:e0581dc0 [ 1350.674647][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.674730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1350.674758][ T32] r4:00000000 [ 1350.674779][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.674831][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.674854][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.674897][ T32] r5:00001000 r4:df927000 [ 1350.674918][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.674957][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.675028][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.675094][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.675199][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.675250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.675330][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.675357][ T32] r4:84ddab80 [ 1350.675380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.675427][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.675474][ T32] r4:00000001 [ 1350.675497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.675536][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.675585][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.675646][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.675715][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.675756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.675820][ T32] r4:84cfd140 [ 1350.697668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.697792][ T32] INFO: task kworker/1:464:5968 blocked for more than 477 seconds. [ 1350.697850][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.697877][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.697916][ T32] task:kworker/1:464 state:D stack:0 pid:5968 tgid:5968 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1350.698404][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1350.698843][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.699022][ T32] r5:8584ff8c r4:8584fc00 ** 3 printk messages dropped ** [ 1350.699230][ T32] r10:61c88647 r9:84db4800 r8:8591b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.699537][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.699612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.699640][ T32] r4:859034c0 [ 1350.700211][ T32] INFO: task kworker/1:464:5968 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.700360][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.700429][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.700478][ T32] Call trace: [ 1350.700573][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.700647][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.700676][ T32] r4:00000000 [ 1350.700700][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.700744][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.700773][ T32] 1d20: 9a062000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.700825][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.700858][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.700883][ T32] r5:80070013 r4:80239bb0 [ 1350.700914][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.700987][ T32] r4:82ac21e4 [ 1350.701014][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.701071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.701119][ T32] r4:e0581dc0 [ 1350.701143][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.701186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1350.701209][ T32] r4:00000000 [ 1350.701229][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.701275][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.701296][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.701354][ T32] r5:00001000 r4:df927000 [ 1350.701454][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.701503][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.701578][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.701636][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.701689][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.701711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.701758][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.701802][ T32] r4:84ddab80 [ 1350.701832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.701926][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.701997][ T32] r4:00000001 [ 1350.702023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.702071][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.702101][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.702130][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.702157][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.702188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.702211][ T32] r4:84cfd140 [ 1350.702232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.702259][ T32] INFO: task kworker/1:465:5970 blocked for more than 477 seconds. [ 1350.702286][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.702311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.702337][ T32] task:kworker/1:465 state:D stack:0 pid:5970 tgid:5970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.702433][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.702504][ T32] Call trace: [ 1350.702536][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.702585][ T32] r10:8291a684 r9:ec951d84 r8:00000002 r7:60000113 r6:ec951d8c r5:84db3c00 [ 1350.702608][ T32] r4:84db3c00 [ 1350.702627][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.702680][ T32] r5:84db3c00 r4:8291a680 [ 1350.702725][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.702769][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.702820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec951e08 [ 1350.702846][ T32] r4:00000000 [ 1350.702866][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.702902][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.702936][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.702976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85903880 [ 1350.703016][ T32] r4:00000000 [ 1350.703040][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.703109][ T32] r9:83018205 r8:84db3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1350.703156][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.703202][ T32] r5:00001000 r4:e890b000 [ 1350.703233][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.703280][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.703322][ T32] r5:8585078c r4:85850400 [ 1350.703354][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.703426][ T32] r7:ddde2d80 r6:83018200 r5:8585078c r4:8591b680 [ 1350.703454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.703576][ T32] r10:61c88647 r9:84db3c00 r8:8591b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.703603][ T32] r4:8591b680 [ 1350.703623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.703669][ T32] r10:00000000 r9:8591b680 r8:80287e08 r7:ec939e60 r6:8591ca80 r5:84db3c00 [ 1350.703694][ T32] r4:00000001 [ 1350.703715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.703750][ T32] Exception stack(0xec951fb0 to 0xec951ff8) [ 1350.703778][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.703812][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.703839][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.704342][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.704741][ T32] 1d20: 9a062000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 4 printk messages dropped ** [ 1350.704942][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1350.705055][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1350.705201][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.705298][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.705460][ T32] r5:84f0cf8c r4:84f0cc00 ** 4 printk messages dropped ** [ 1350.705691][ T32] r4:84ddab80 ** 1 printk messages dropped ** [ 1350.705756][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 1 printk messages dropped ** [ 1350.705827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.730682][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.730761][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.730801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.730838][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.730873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.730897][ T32] r4:84cfd140 [ 1350.730961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.731020][ T32] INFO: task kworker/0:948:5972 blocked for more than 477 seconds. [ 1350.731072][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.731120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.731148][ T32] task:kworker/0:948 state:D stack:0 pid:5972 tgid:5972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.731218][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.731331][ T32] Call trace: [ 1350.731369][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.731428][ T32] r10:8291a684 r9:ec959d84 r8:00000002 r7:60000013 r6:ec959d8c r5:850a8c00 [ 1350.731475][ T32] r4:850a8c00 [ 1350.731501][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.731548][ T32] r5:850a8c00 r4:8291a680 [ 1350.731580][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.731660][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.731737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec959e08 [ 1350.731784][ T32] r4:00000000 [ 1350.731838][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.731913][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.731958][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.732023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f86c0 [ 1350.732078][ T32] r4:00000000 [ 1350.732128][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.732185][ T32] r9:83018005 r8:850a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1350.732209][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.732274][ T32] r5:00001000 r4:eb62b000 [ 1350.732334][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.732380][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.732424][ T32] r5:8599e38c r4:8599e000 [ 1350.732453][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.732502][ T32] r7:dddced80 r6:83018000 r5:8599e38c r4:8591cb00 [ 1350.732523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.732569][ T32] r10:61c88647 r9:850a8c00 r8:8591cb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.732591][ T32] r4:8591cb00 [ 1350.732612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.732658][ T32] r10:00000000 r9:8591cb00 r8:80287e08 r7:ec919e60 r6:8591cb80 r5:850a8c00 [ 1350.732680][ T32] r4:00000001 [ 1350.732699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.732736][ T32] Exception stack(0xec959fb0 to 0xec959ff8) [ 1350.732762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.732791][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.732824][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.732854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.732876][ T32] r4:858f81c0 [ 1350.733354][ T32] INFO: task kworker/0:948:5972 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.733401][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.733556][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.733628][ T32] Call trace: [ 1350.733661][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.733749][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.733778][ T32] r4:00000000 [ 1350.733820][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.733872][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.733901][ T32] 1d20: 9a529000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.733930][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.734025][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.734102][ T32] r5:80070013 r4:80239bb0 [ 1350.734176][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.734224][ T32] r4:82ac21e4 [ 1350.734246][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.734289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.734312][ T32] r4:e0581dc0 [ 1350.734352][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.734399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1350.734422][ T32] r4:00000000 [ 1350.734447][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.734492][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.734535][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.734584][ T32] r5:00001000 r4:df927000 [ 1350.734619][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.734686][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.734754][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.734800][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.734878][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.734908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.734957][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.734980][ T32] r4:84ddab80 [ 1350.734999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.735050][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.735079][ T32] r4:00000001 [ 1350.735099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.735139][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.735165][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.735193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.735219][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.735248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.735271][ T32] r4:84cfd140 [ 1350.735293][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.735318][ T32] INFO: task kworker/1:466:5973 blocked for more than 477 seconds. [ 1350.735346][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 2 printk messages dropped ** [ 1350.735514][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.748653][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1350.749214][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.749404][ T32] r5:85850b8c r4:85850800 [ 1350.749425][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1350.749746][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.750038][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.750944][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 8 printk messages dropped ** [ 1350.751308][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1350.751445][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1350.751715][ T32] r5:00001000 r4:df927000 ** 4 printk messages dropped ** [ 1350.751994][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.752024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.752077][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.752101][ T32] r4:84ddab80 [ 1350.752120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.752185][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.752212][ T32] r4:00000001 [ 1350.752243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.752283][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.752329][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.752386][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.752438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.752508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.752537][ T32] r4:84cfd140 [ 1350.752561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.752613][ T32] INFO: task kworker/1:467:5979 blocked for more than 477 seconds. [ 1350.752656][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.752682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.752734][ T32] task:kworker/1:467 state:D stack:0 pid:5979 tgid:5979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.752837][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.752943][ T32] Call trace: [ 1350.752991][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.753041][ T32] r10:8291a684 r9:ec86dd84 r8:00000002 r7:60000113 r6:ec86dd8c r5:850a8000 [ 1350.753086][ T32] r4:850a8000 [ 1350.753110][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.753177][ T32] r5:850a8000 r4:8291a680 [ 1350.753224][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.753267][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.753311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec86de08 [ 1350.753333][ T32] r4:00000000 [ 1350.753384][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.753427][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.753463][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.753505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85903b00 [ 1350.753528][ T32] r4:00000000 [ 1350.753569][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.753623][ T32] r9:83018205 r8:850a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1350.753645][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.753688][ T32] r5:00001000 r4:eb70f000 [ 1350.753708][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.753768][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.753821][ T32] r5:85850f8c r4:85850c00 [ 1350.753842][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.753888][ T32] r7:ddde2d80 r6:83018200 r5:85850f8c r4:8591b780 [ 1350.753929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.754127][ T32] r10:61c88647 r9:850a8000 r8:8591b7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.754164][ T32] r4:8591b780 [ 1350.754216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.754269][ T32] r10:00000000 r9:8591b780 r8:80287e08 r7:ec95de60 r6:8591cc80 r5:850a8000 [ 1350.754294][ T32] r4:00000001 [ 1350.754336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.754386][ T32] Exception stack(0xec86dfb0 to 0xec86dff8) [ 1350.754413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.754444][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.754471][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.754500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.754524][ T32] r4:85903b80 [ 1350.754867][ T32] INFO: task kworker/1:467:5979 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.754912][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.755025][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.755128][ T32] Call trace: [ 1350.755173][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.755229][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.755252][ T32] r4:00000000 [ 1350.755273][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.755312][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.755349][ T32] 1d20: 9a976000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.755382][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.755407][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.755452][ T32] r5:80070013 r4:80239bb0 [ 1350.755477][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.755518][ T32] r4:82ac21e4 [ 1350.755538][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.755606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.755634][ T32] r4:e0581dc0 [ 1350.755653][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.755695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1350.755717][ T32] r4:00000000 [ 1350.755762][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.778143][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.778238][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.778357][ T32] r5:00001000 r4:df927000 [ 1350.778388][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.778454][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.778519][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.778544][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.778595][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.778642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.778696][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.778719][ T32] r4:84ddab80 [ 1350.778739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.778787][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.778835][ T32] r4:00000001 [ 1350.778881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.778927][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.778957][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.778986][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.779013][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.779099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.779129][ T32] r4:84cfd140 [ 1350.779184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.779220][ T32] INFO: task kworker/1:468:5980 blocked for more than 477 seconds. [ 1350.779268][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.779323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.779350][ T32] task:kworker/1:468 state:D stack:0 pid:5980 tgid:5980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.779409][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.779478][ T32] Call trace: [ 1350.779516][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.779591][ T32] r10:8291a684 r9:ec931d84 r8:00000002 r7:60000013 r6:ec931d8c r5:857ee000 [ 1350.779620][ T32] r4:857ee000 [ 1350.779641][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.779697][ T32] r5:857ee000 r4:8291a680 [ 1350.779743][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1350.780168][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.780499][ T32] r5:8585138c r4:85851000 [ 1350.780528][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.780577][ T32] r7:ddde2d80 r6:83018200 r5:8585138c r4:8591b800 [ 1350.780627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.780680][ T32] r10:61c88647 r9:857ee000 r8:8591b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.780703][ T32] r4:8591b800 [ 1350.780743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.780839][ T32] r10:00000000 r9:8591b800 r8:80287e08 r7:ec86de60 r6:8591b880 r5:857ee000 [ 1350.780867][ T32] r4:00000001 [ 1350.780929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.780993][ T32] Exception stack(0xec931fb0 to 0xec931ff8) [ 1350.781024][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.781053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.781088][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.781123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.781150][ T32] r4:85903b80 [ 1350.781597][ T32] INFO: task kworker/1:468:5980 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.781683][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.781815][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.781884][ T32] Call trace: [ 1350.781947][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.782033][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.782058][ T32] r4:00000000 [ 1350.782077][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.782117][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.782156][ T32] 1d20: 9ae41000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.782195][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.782223][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.782247][ T32] r5:80070013 r4:80239bb0 [ 1350.782288][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.782340][ T32] r4:82ac21e4 [ 1350.782370][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.782427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.782453][ T32] r4:e0581dc0 [ 1350.782473][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.782535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1350.782563][ T32] r4:00000000 [ 1350.782583][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.782648][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.782675][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.782719][ T32] r5:00001000 r4:df927000 [ 1350.782739][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.782779][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.782827][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.782847][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.782894][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.782925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1350.783025][ T32] r4:84ddab80 ** 3 printk messages dropped ** [ 1350.783174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1350.783580][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 8 printk messages dropped ** [ 1350.784030][ T32] r5:857ec800 r4:8291a680 ** 5 printk messages dropped ** [ 1350.784283][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1350.784614][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.784727][ T32] r5:8585178c r4:85851400 ** 1 printk messages dropped ** [ 1350.784791][ T32] r7:ddde2d80 r6:83018200 r5:8585178c r4:8591b900 ** 5 printk messages dropped ** [ 1350.784971][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.785164][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.809061][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 5 printk messages dropped ** [ 1350.809345][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1350.809548][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1350.809742][ T32] r4:00000000 [ 1350.809800][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.809861][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.809915][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.810025][ T32] r5:00001000 r4:df927000 [ 1350.810080][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.810129][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.810212][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.810238][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.810288][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.810309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.810356][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.810378][ T32] r4:84ddab80 [ 1350.810419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.810501][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.810556][ T32] r4:00000001 [ 1350.810580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.810618][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.810665][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.810702][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.810730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.810760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.810784][ T32] r4:84cfd140 [ 1350.810837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.810888][ T32] INFO: task kworker/1:470:5983 blocked for more than 477 seconds. [ 1350.810969][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.810999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.811022][ T32] task:kworker/1:470 state:D stack:0 pid:5983 tgid:5983 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.811113][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.811159][ T32] Call trace: [ 1350.811201][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.811265][ T32] r10:8291a684 r9:ec83dd84 r8:00000002 r7:60000013 r6:ec83dd8c r5:857ebc00 [ 1350.811292][ T32] r4:857ebc00 [ 1350.811322][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.811369][ T32] r5:857ebc00 r4:8291a680 [ 1350.811390][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.811429][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.811472][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec83de08 [ 1350.811495][ T32] r4:00000000 [ 1350.811543][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.811600][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.811649][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.811694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859163c0 [ 1350.811716][ T32] r4:00000000 [ 1350.811735][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.811791][ T32] r9:83018205 r8:857ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1350.811822][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.811867][ T32] r5:00001000 r4:eba6d000 [ 1350.811887][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.811925][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.811967][ T32] r5:85851b8c r4:85851800 [ 1350.812008][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.812072][ T32] r7:ddde2d80 r6:83018200 r5:85851b8c r4:8591ba00 [ 1350.812102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.812171][ T32] r10:61c88647 r9:857ebc00 r8:8591ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.812219][ T32] r4:8591ba00 [ 1350.812242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.812289][ T32] r10:00000000 r9:8591ba00 r8:80287e08 r7:ec89de60 r6:8591ba80 r5:857ebc00 ** 2 printk messages dropped ** [ 1350.812365][ T32] Exception stack(0xec83dfb0 to 0xec83dff8) ** 6 printk messages dropped ** [ 1350.813086][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1350.813635][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1350.813845][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1350.814423][ T32] r5:00001000 r4:df927000 ** 5 printk messages dropped ** [ 1350.814988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1350.815336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1350.815737][ T32] INFO: task kworker/1:471:5985 blocked for more than 477 seconds. ** 3 printk messages dropped ** [ 1350.832694][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.834063][ T32] r4:857eec00 ** 2 printk messages dropped ** [ 1350.834156][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.834317][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1350.834419][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.835141][ T32] r5:00001000 r4:eb423000 ** 2 printk messages dropped ** [ 1350.835260][ T32] r5:85852b8c r4:85852800 [ 1350.835280][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.835329][ T32] r7:ddde2d80 r6:83018200 r5:85852b8c r4:8591bb00 [ 1350.835350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1350.835717][ T32] r4:8591bb00 ** 1 printk messages dropped ** [ 1350.836050][ T32] r10:00000000 r9:8591bb00 r8:80287e08 r7:ec83de60 r6:8591bb80 r5:857eec00 ** 4 printk messages dropped ** [ 1350.849523][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.849636][ T32] r4:85916c80 ** 2 printk messages dropped ** [ 1350.850255][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1350.850395][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.850419][ T32] r4:00000000 [ 1350.850464][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.850540][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.850575][ T32] 1d20: 9b860000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.850615][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.850646][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.850671][ T32] r5:80070013 r4:80239bb0 [ 1350.850691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.850735][ T32] r4:82ac21e4 [ 1350.850754][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.850797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.850828][ T32] r4:e0581dc0 [ 1350.850849][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.850933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1350.850971][ T32] r4:00000000 [ 1350.851023][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.851075][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.851098][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.851141][ T32] r5:00001000 r4:df927000 [ 1350.851163][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.851203][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.851275][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.851300][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.851349][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.851369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.851415][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.851437][ T32] r4:84ddab80 [ 1350.851457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.851512][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.851539][ T32] r4:00000001 [ 1350.851560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.851622][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.851667][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.851699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.851726][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.851754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.851778][ T32] r4:84cfd140 [ 1350.851800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.851852][ T32] INFO: task kworker/1:472:5987 blocked for more than 477 seconds. [ 1350.851906][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.851958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.852011][ T32] task:kworker/1:472 state:D stack:0 pid:5987 tgid:5987 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.852089][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.852163][ T32] Call trace: [ 1350.852194][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.852244][ T32] r10:8291a684 r9:ec965d84 r8:00000002 r7:60000113 r6:ec965d8c r5:85713c00 [ 1350.852285][ T32] r4:85713c00 [ 1350.852403][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.852465][ T32] r5:85713c00 r4:8291a680 [ 1350.852496][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.852562][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.852633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec965e08 [ 1350.852660][ T32] r4:00000000 [ 1350.852681][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.852718][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.852752][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.852793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85903f00 [ 1350.852821][ T32] r4:00000000 [ 1350.852842][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.852886][ T32] r9:83018205 r8:85713c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1350.852908][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.852951][ T32] r5:00001000 r4:ebb75000 [ 1350.852976][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.853019][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.853075][ T32] r5:85851f8c r4:85851c00 [ 1350.853124][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.853245][ T32] r7:ddde2d80 r6:83018200 r5:85851f8c r4:8591bc00 [ 1350.853270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.853332][ T32] r10:61c88647 r9:85713c00 r8:8591bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.853359][ T32] r4:8591bc00 [ 1350.853378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.853423][ T32] r10:00000000 r9:8591bc00 r8:80287e08 r7:ec961e60 r6:8591bc80 r5:85713c00 [ 1350.853468][ T32] r4:00000001 [ 1350.853493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.853529][ T32] Exception stack(0xec965fb0 to 0xec965ff8) [ 1350.853558][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.853587][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.853614][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.853667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.853695][ T32] r4:85903000 [ 1350.853994][ T32] INFO: task kworker/1:472:5987 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.854033][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.854146][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.854226][ T32] Call trace: [ 1350.854286][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.854339][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.854377][ T32] r4:00000000 [ 1350.854401][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.854450][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.854481][ T32] 1d20: 9b860000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 2 printk messages dropped ** [ 1350.854559][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1350.854706][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1350.854935][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.855214][ T32] r5:84f0cf8c r4:84f0cc00 ** 4 printk messages dropped ** [ 1350.855513][ T32] r4:84ddab80 ** 1 printk messages dropped ** [ 1350.855617][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 4 printk messages dropped ** [ 1350.855839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1350.881474][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1350.881862][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.882105][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.882349][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.882405][ T32] r5:8585278c r4:85852400 ** 3 printk messages dropped ** [ 1350.882546][ T32] r10:61c88647 r9:85990000 r8:8591bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.882835][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1350.882888][ T32] r4:85903000 [ 1350.883337][ T32] INFO: task kworker/1:473:5989 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.883373][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.883473][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.883572][ T32] Call trace: [ 1350.883677][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.883759][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.883787][ T32] r4:00000000 [ 1350.883814][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.883860][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.883956][ T32] 1d20: 9bd81000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.883997][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.884025][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.884078][ T32] r5:80070013 r4:80239bb0 [ 1350.884141][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.884187][ T32] r4:82ac21e4 [ 1350.884266][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.884340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.884370][ T32] r4:e0581dc0 [ 1350.884393][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.884444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1350.884468][ T32] r4:00000000 [ 1350.884489][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.884535][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.884557][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.884644][ T32] r5:00001000 r4:df927000 [ 1350.884694][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.884741][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.884784][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.884819][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.884875][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.884897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.884945][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.884981][ T32] r4:84ddab80 [ 1350.885004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.885052][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.885077][ T32] r4:00000001 [ 1350.885096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.885133][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.885209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.885266][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.885297][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.885352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.885403][ T32] r4:84cfd140 [ 1350.885429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.885465][ T32] INFO: task kworker/0:949:5991 blocked for more than 477 seconds. [ 1350.885500][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.885525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.885547][ T32] task:kworker/0:949 state:D stack:0 pid:5991 tgid:5991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.885618][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.885679][ T32] Call trace: [ 1350.885715][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.885765][ T32] r10:8291a684 r9:ec971d84 r8:00000002 r7:60000013 r6:ec971d8c r5:85990c00 [ 1350.885802][ T32] r4:85990c00 [ 1350.885858][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.895160][ T32] r5:85990c00 r4:8291a680 [ 1350.895209][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.895281][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.895352][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec971e08 [ 1350.895386][ T32] r4:00000000 [ 1350.895407][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.895449][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.895491][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.895534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f8c40 [ 1350.895557][ T32] r4:00000000 [ 1350.895577][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.895623][ T32] r9:83018005 r8:85990c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 ** 2 printk messages dropped ** [ 1350.895787][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.896645][ T32] r5:8599e78c r4:8599e400 [ 1350.896670][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.896720][ T32] r7:dddced80 r6:83018000 r5:8599e78c r4:8591cd00 [ 1350.896743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.896792][ T32] r10:61c88647 r9:85990c00 r8:8591cd2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1350.896951][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.897116][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.897846][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.898191][ T32] 1d20: 9bd81000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1350.898573][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1350.898812][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1350.899179][ T32] r4:84ddab80 ** 3 printk messages dropped ** [ 1350.899392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1350.899763][ T32] INFO: task kworker/0:950:5993 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1350.900229][ T32] r4:85991800 ** 4 printk messages dropped ** [ 1350.900491][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec975e08 ** 8 printk messages dropped ** [ 1350.900825][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.901188][ T32] r5:8599eb8c r4:8599e800 ** 1 printk messages dropped ** [ 1350.901252][ T32] r7:dddced80 r6:83018000 r5:8599eb8c r4:8591cd80 ** 5 printk messages dropped ** [ 1350.901472][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.901688][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1350.901742][ T32] r4:858f8f00 [ 1350.902118][ T32] INFO: task kworker/0:950:5993 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.902184][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.902321][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.902370][ T32] Call trace: [ 1350.902440][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.902525][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.902553][ T32] r4:00000000 [ 1350.902575][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.902617][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.902645][ T32] 1d20: 9bd81000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.902673][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.902699][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.902722][ T32] r5:80070013 r4:80239bb0 [ 1350.902766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.902822][ T32] r4:82ac21e4 [ 1350.902845][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.902914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.902941][ T32] r4:e0581dc0 [ 1350.902961][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.903038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1350.903066][ T32] r4:00000000 [ 1350.903087][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.903133][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.903154][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.903196][ T32] r5:00001000 r4:df927000 [ 1350.903216][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.903257][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.903301][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.903369][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.903421][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.903442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.903489][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.903535][ T32] r4:84ddab80 [ 1350.903582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.903662][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.903688][ T32] r4:00000001 [ 1350.903708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.903748][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.903801][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.903838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.903890][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.903941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.903969][ T32] r4:84cfd140 [ 1350.903990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.904027][ T32] INFO: task kworker/0:951:5995 blocked for more than 477 seconds. [ 1350.904059][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.904082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.904150][ T32] task:kworker/0:951 state:D stack:0 pid:5995 tgid:5995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.904201][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.904318][ T32] Call trace: [ 1350.904376][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.904442][ T32] r10:8291a684 r9:ec979d84 r8:00000002 r7:60000013 r6:ec979d8c r5:85992400 [ 1350.904470][ T32] r4:85992400 [ 1350.904514][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.904596][ T32] r5:85992400 r4:8291a680 [ 1350.904666][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.904728][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.904824][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec979e08 [ 1350.904862][ T32] r4:00000000 [ 1350.904910][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.904983][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1350.905068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f8a00 ** 7 printk messages dropped ** [ 1350.905373][ T32] r5:8599f38c r4:8599f000 [ 1350.905412][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1350.905547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1350.936296][ T32] Exception stack(0xec979fb0 to 0xec979ff8) ** 4 printk messages dropped ** [ 1350.936610][ T32] r4:858f8f00 ** 5 printk messages dropped ** [ 1350.937447][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 6 printk messages dropped ** [ 1350.937774][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.938116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 7 printk messages dropped ** [ 1350.938449][ T32] r5:84f0cf8c r4:84f0cc00 ** 6 printk messages dropped ** [ 1350.938702][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 6 printk messages dropped ** [ 1350.938991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1350.939406][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1350.939595][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.939757][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1350.939892][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.940052][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.940282][ T32] r5:8599f78c r4:8599f400 [ 1350.940306][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.940352][ T32] r7:dddced80 r6:83018000 r5:8599f78c r4:8591ce80 [ 1350.940373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.940419][ T32] r10:61c88647 r9:85993000 r8:8591ceac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.940442][ T32] r4:8591ce80 [ 1350.940474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.940531][ T32] r10:00000000 r9:8591ce80 r8:80287e08 r7:ec979e60 r6:8591bf80 r5:85993000 [ 1350.940575][ T32] r4:00000001 [ 1350.940599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.940638][ T32] Exception stack(0xec97dfb0 to 0xec97dff8) [ 1350.940677][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.940709][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.940740][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.940792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.940837][ T32] r4:858f8f80 [ 1350.941167][ T32] INFO: task kworker/0:952:5997 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.941206][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.941336][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.941402][ T32] Call trace: [ 1350.941437][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.941512][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.941546][ T32] r4:00000000 [ 1350.941566][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.941608][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.941658][ T32] 1d20: 9c553000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.941691][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.941744][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.941772][ T32] r5:80070013 r4:80239bb0 [ 1350.941808][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.941856][ T32] r4:82ac21e4 [ 1350.941877][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.941921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.941945][ T32] r4:e0581dc0 [ 1350.942051][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.942101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1350.942150][ T32] r4:00000000 [ 1350.942177][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.942224][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.942246][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.942309][ T32] r5:00001000 r4:df927000 [ 1350.942340][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.942381][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.942422][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.942442][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.942513][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.942539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.942597][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.942644][ T32] r4:84ddab80 [ 1350.942667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.942713][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.942735][ T32] r4:00000001 [ 1350.942766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.942811][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.942848][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.942881][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.942909][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.942938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.942970][ T32] r4:84cfd140 [ 1350.942994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.943065][ T32] INFO: task kworker/0:953:5999 blocked for more than 477 seconds. [ 1350.943098][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.943144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.943189][ T32] task:kworker/0:953 state:D stack:0 pid:5999 tgid:5999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.943239][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.943290][ T32] Call trace: [ 1350.943384][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.943436][ T32] r10:8291a684 r9:ec981d84 r8:00000002 r7:60000113 r6:ec981d8c r5:85993c00 [ 1350.943461][ T32] r4:85993c00 [ 1350.943481][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.943522][ T32] r5:85993c00 r4:8291a680 [ 1350.943542][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.943589][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.943673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec981e08 [ 1350.943723][ T32] r4:00000000 [ 1350.943748][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.943799][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.943848][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.943927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85921f00 [ 1350.943955][ T32] r4:00000000 [ 1350.943988][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.944038][ T32] r9:83018005 r8:85993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1350.944064][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.944108][ T32] r5:00001000 r4:ebe0b000 [ 1350.944151][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.944225][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.944270][ T32] r5:8599fb8c r4:8599f800 [ 1350.944331][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.944386][ T32] r7:dddced80 r6:83018000 r5:8599fb8c r4:8591cf00 [ 1350.944428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.944520][ T32] r10:61c88647 r9:85993c00 r8:8591cf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.944550][ T32] r4:8591cf00 [ 1350.944570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.944627][ T32] r10:00000000 r9:8591cf00 r8:80287e08 r7:ec97de60 r6:858ec000 r5:85993c00 [ 1350.944654][ T32] r4:00000001 [ 1350.944673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1350.944808][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.945317][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.945549][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.945685][ T32] 1d20: 9c553000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 4 printk messages dropped ** [ 1350.945870][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1350.966744][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1350.966858][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.967067][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.967138][ T32] r5:00001000 r4:df927000 [ 1350.967160][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.967229][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.967283][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.967334][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.967387][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.967409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.967456][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.967478][ T32] r4:84ddab80 [ 1350.967498][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.967543][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.967565][ T32] r4:00000001 [ 1350.967595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.967665][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.967705][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.967734][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.967782][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.967844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.967914][ T32] r4:84cfd140 [ 1350.967966][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.968001][ T32] INFO: task kworker/0:954:6001 blocked for more than 477 seconds. [ 1350.968065][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.968095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.968170][ T32] task:kworker/0:954 state:D stack:0 pid:6001 tgid:6001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.968284][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.968335][ T32] Call trace: [ 1350.968367][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.968421][ T32] r10:8291a684 r9:ec985d84 r8:00000002 r7:60000013 r6:ec985d8c r5:85994800 [ 1350.968452][ T32] r4:85994800 [ 1350.968475][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.968518][ T32] r5:85994800 r4:8291a680 [ 1350.968538][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.968587][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.968656][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec985e08 [ 1350.968725][ T32] r4:00000000 [ 1350.968750][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.968787][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.968841][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.968888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8240 [ 1350.968911][ T32] r4:00000000 [ 1350.968941][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.968989][ T32] r9:83018005 r8:85994800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.969020][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.969108][ T32] r5:00001000 r4:ec695000 [ 1350.969138][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.969179][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.969221][ T32] r5:859e838c r4:859e8000 [ 1350.969282][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.969334][ T32] r7:dddced80 r6:83018000 r5:859e838c r4:8591cf80 [ 1350.969355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.969402][ T32] r10:61c88647 r9:85994800 r8:8591cfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.969424][ T32] r4:8591cf80 [ 1350.969443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.969489][ T32] r10:00000000 r9:8591cf80 r8:80287e08 r7:ec981e60 r6:858ec080 r5:85994800 [ 1350.969511][ T32] r4:00000001 [ 1350.969534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.969572][ T32] Exception stack(0xec985fb0 to 0xec985ff8) [ 1350.969608][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.969643][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.969670][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.969708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.969735][ T32] r4:858f8f80 [ 1350.970216][ T32] INFO: task kworker/0:954:6001 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.970257][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.970344][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.970413][ T32] Call trace: [ 1350.970449][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.970526][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.970581][ T32] r4:00000000 [ 1350.970626][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.970695][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.970733][ T32] 1d20: 9c7b2000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.970762][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.970787][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.970820][ T32] r5:80070013 r4:80239bb0 [ 1350.970842][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.970884][ T32] r4:82ac21e4 [ 1350.970904][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.970946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.970997][ T32] r4:e0581dc0 [ 1350.971020][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.971381][ T32] r5:84f0cf8c r4:84f0cc00 ** 4 printk messages dropped ** [ 1350.971545][ T32] r4:84ddab80 [ 1350.971565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.971611][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.971649][ T32] r4:00000001 [ 1350.971694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.971737][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.971764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.971792][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.971825][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.971868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.971895][ T32] r4:84cfd140 [ 1350.971927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.971956][ T32] INFO: task kworker/0:955:6003 blocked for more than 477 seconds. [ 1350.971990][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1350.972016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.972063][ T32] task:kworker/0:955 state:D stack:0 pid:6003 tgid:6003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.972135][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.972185][ T32] Call trace: [ 1350.972216][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1350.972264][ T32] r10:8291a684 r9:ec98dd84 r8:00000002 r7:60000113 r6:ec98dd8c r5:85996000 [ 1350.972287][ T32] r4:85996000 [ 1350.972307][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1350.972349][ T32] r5:85996000 r4:8291a680 [ 1350.972395][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.972442][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.972485][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec98de08 [ 1350.972523][ T32] r4:00000000 [ 1350.972547][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1350.972582][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1350.972619][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.972713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8040 [ 1350.972742][ T32] r4:00000000 [ 1350.972764][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.972840][ T32] r9:83018005 r8:85996000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1350.972909][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.973079][ T32] r5:8599ff8c r4:8599fc00 [ 1350.973144][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.973244][ T32] r7:dddced80 r6:83018000 r5:8599ff8c r4:858aa000 [ 1350.973269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.973338][ T32] r10:61c88647 r9:85996000 r8:858aa02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.973386][ T32] r4:858aa000 ** 1 printk messages dropped ** [ 1350.973505][ T32] r10:00000000 r9:858aa000 r8:80287e08 r7:ec985e60 r6:858ec100 r5:85996000 ** 2 printk messages dropped ** [ 1350.973608][ T32] Exception stack(0xec98dfb0 to 0xec98dff8) [ 1350.973663][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.973696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.973722][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.973751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.973788][ T32] r4:858e8080 [ 1350.974129][ T32] INFO: task kworker/0:955:6003 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1350.974165][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.974222][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.974312][ T32] Call trace: [ 1350.974356][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.974409][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1350.974458][ T32] r4:00000000 [ 1350.974484][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.974533][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1350.974565][ T32] 1d20: 9c7b2000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1350.974603][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1350.974632][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.974656][ T32] r5:80070013 r4:80239bb0 [ 1350.974676][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.974742][ T32] r4:82ac21e4 [ 1350.974767][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.974837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1350.974876][ T32] r4:e0581dc0 [ 1350.974911][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1350.974956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1350.974993][ T32] r4:00000000 [ 1350.975027][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1350.975090][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1350.975120][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1350.975164][ T32] r5:00001000 r4:df927000 [ 1350.975214][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1350.975258][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.975311][ T32] r5:84f0cf8c r4:84f0cc00 [ 1350.975334][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.975382][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1350.975403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.975449][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.975492][ T32] r4:84ddab80 [ 1350.975520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.975578][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1350.975609][ T32] r4:00000001 [ 1350.975632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.975671][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1350.975721][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.975794][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.975876][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.007955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.008013][ T32] r4:84cfd140 [ 1351.008042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.008079][ T32] INFO: task kworker/0:956:6005 blocked for more than 477 seconds. [ 1351.008114][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.008139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.008162][ T32] task:kworker/0:956 state:D stack:0 pid:6005 tgid:6005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.008223][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.008322][ T32] Call trace: [ 1351.008381][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.008445][ T32] r10:8291a684 r9:ec995d84 r8:00000002 r7:60000013 r6:ec995d8c r5:85995400 ** 2 printk messages dropped ** [ 1351.008584][ T32] r5:85995400 r4:8291a680 ** 3 printk messages dropped ** [ 1351.008742][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.008901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8180 ** 7 printk messages dropped ** [ 1351.009248][ T32] r5:858df38c r4:858df000 [ 1351.009269][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.009338][ T32] r7:dddced80 r6:83018000 r5:858df38c r4:858aa080 ** 2 printk messages dropped ** [ 1351.009463][ T32] r4:858aa080 ** 4 printk messages dropped ** [ 1351.009676][ T32] Exception stack(0xec995fb0 to 0xec995ff8) ** 4 printk messages dropped ** [ 1351.009901][ T32] r4:858e8140 ** 2 printk messages dropped ** [ 1351.010531][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1351.010757][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 3 printk messages dropped ** [ 1351.010897][ T32] 1d20: 9d24f000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1351.011219][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1351.011399][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 9 printk messages dropped ** [ 1351.011741][ T32] r4:84ddab80 ** 3 printk messages dropped ** [ 1351.011881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1351.012135][ T32] r4:84cfd140 ** 2 printk messages dropped ** [ 1351.012214][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 2 printk messages dropped ** [ 1351.012333][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1351.012431][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1351.012611][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.012650][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.012693][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec99de08 [ 1351.012737][ T32] r4:00000000 [ 1351.012760][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.012797][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.012858][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.012933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8800 [ 1351.012979][ T32] r4:00000000 [ 1351.013003][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.013049][ T32] r9:83018005 r8:84f78c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1351.013070][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.013112][ T32] r5:00001000 r4:ec70b000 [ 1351.013132][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.013171][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.013212][ T32] r5:859e938c r4:859e9000 [ 1351.013252][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.013303][ T32] r7:dddced80 r6:83018000 r5:859e938c r4:858aa100 [ 1351.013337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.013388][ T32] r10:61c88647 r9:84f78c00 r8:858aa12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.013412][ T32] r4:858aa100 [ 1351.013431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.013477][ T32] r10:00000000 r9:858aa100 r8:80287e08 r7:ec985e60 r6:858ec200 r5:84f78c00 [ 1351.013500][ T32] r4:00000001 [ 1351.013519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.013555][ T32] Exception stack(0xec99dfb0 to 0xec99dff8) [ 1351.013583][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.013635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.013667][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.013697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.013720][ T32] r4:858e8280 [ 1351.014036][ T32] INFO: task kworker/0:957:6007 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.014076][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.014187][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.014272][ T32] Call trace: [ 1351.014311][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.014408][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.014443][ T32] r4:00000000 [ 1351.014466][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.014532][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.014577][ T32] 1d20: 9d24f000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.014610][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.014652][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.014680][ T32] r5:80070013 r4:80239bb0 [ 1351.014700][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.014742][ T32] r4:82ac21e4 [ 1351.014762][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.014825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.014915][ T32] r4:e0581dc0 [ 1351.014952][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.015000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.015024][ T32] r4:00000000 [ 1351.015044][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.015096][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.015129][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.015183][ T32] r5:00001000 r4:df927000 [ 1351.015257][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.015309][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.015352][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.015372][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.015443][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.015484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.015559][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.015601][ T32] r4:84ddab80 [ 1351.015644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.015694][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.015718][ T32] r4:00000001 [ 1351.015769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.015861][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.032134][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.032191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.032261][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.032307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.032333][ T32] r4:84cfd140 [ 1351.032360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.032407][ T32] INFO: task kworker/0:958:6008 blocked for more than 477 seconds. [ 1351.032447][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 2 printk messages dropped ** [ 1351.032650][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1351.032969][ T32] r10:8291a684 r9:ec9a1d84 r8:00000002 r7:60000113 r6:ec9a1d8c r5:84f79800 ** 2 printk messages dropped ** [ 1351.033201][ T32] r5:84f79800 r4:8291a680 [ 1351.033238][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.033315][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.033401][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a1e08 [ 1351.033427][ T32] r4:00000000 [ 1351.033448][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.033485][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.033544][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.033592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8380 [ 1351.033616][ T32] r4:00000000 [ 1351.033660][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.033713][ T32] r9:83018005 r8:84f79800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.033735][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.033777][ T32] r5:00001000 r4:ec6a7000 [ 1351.033807][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.033865][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.033916][ T32] r5:859e878c r4:859e8400 [ 1351.033997][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.034070][ T32] r7:dddced80 r6:83018000 r5:859e878c r4:858aa180 [ 1351.034095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.034188][ T32] r10:61c88647 r9:84f79800 r8:858aa1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.034240][ T32] r4:858aa180 [ 1351.034266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.034322][ T32] r10:00000000 r9:858aa180 r8:80287e08 r7:ec99de60 r6:858ec280 r5:84f79800 [ 1351.034356][ T32] r4:00000001 [ 1351.034375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.034415][ T32] Exception stack(0xec9a1fb0 to 0xec9a1ff8) [ 1351.034445][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.034503][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.034535][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.034601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.034641][ T32] r4:858e8440 [ 1351.035143][ T32] INFO: task kworker/0:958:6008 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.035201][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.035317][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.035457][ T32] Call trace: [ 1351.035509][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.035609][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.035653][ T32] r4:00000000 [ 1351.035709][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.035820][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.035907][ T32] 1d20: 9d24f000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.049140][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.049192][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.049245][ T32] r5:80070013 r4:80239bb0 [ 1351.049281][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.049368][ T32] r4:82ac21e4 [ 1351.049419][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.049489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.049538][ T32] r4:e0581dc0 [ 1351.049562][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.049607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.049629][ T32] r4:00000000 [ 1351.049649][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.049696][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.049739][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.049822][ T32] r5:00001000 r4:df927000 [ 1351.049849][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.049912][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.050003][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.050051][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.050151][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.050181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.050233][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.050259][ T32] r4:84ddab80 [ 1351.050281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.050351][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.050381][ T32] r4:00000001 [ 1351.050411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.050464][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.050517][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.050560][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.050589][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.050621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.050656][ T32] r4:84cfd140 [ 1351.050685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.050732][ T32] INFO: task kworker/0:959:6011 blocked for more than 477 seconds. [ 1351.050790][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.050862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.050911][ T32] task:kworker/0:959 state:D stack:0 pid:6011 tgid:6011 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.050977][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.051027][ T32] Call trace: [ 1351.051065][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.051151][ T32] r10:8291a684 r9:ec9add84 r8:00000002 r7:60000113 r6:ec9add8c r5:84f78000 [ 1351.051189][ T32] r4:84f78000 [ 1351.051210][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.051264][ T32] r5:84f78000 r4:8291a680 [ 1351.051287][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.051330][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.051374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ade08 [ 1351.051418][ T32] r4:00000000 [ 1351.051482][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.051533][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.051588][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.051659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8580 [ 1351.051717][ T32] r4:00000000 [ 1351.051758][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.051819][ T32] r9:83018005 r8:84f78000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1351.051893][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.051947][ T32] r5:00001000 r4:ec6e5000 [ 1351.051970][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.052050][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.052104][ T32] r5:859e8b8c r4:859e8800 [ 1351.052127][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.052185][ T32] r7:dddced80 r6:83018000 r5:859e8b8c r4:858aa200 [ 1351.052218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.052290][ T32] r10:61c88647 r9:84f78000 r8:858aa22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.052325][ T32] r4:858aa200 [ 1351.052346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.052394][ T32] r10:00000000 r9:858aa200 r8:80287e08 r7:ec99de60 r6:858ec300 r5:84f78000 [ 1351.052419][ T32] r4:00000001 [ 1351.052467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.052519][ T32] Exception stack(0xec9adfb0 to 0xec9adff8) [ 1351.052552][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.052593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.052648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.052713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.052748][ T32] r4:858e83c0 [ 1351.053207][ T32] INFO: task kworker/0:959:6011 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.053275][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.053406][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.053494][ T32] Call trace: [ 1351.053545][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.053645][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.053678][ T32] r4:00000000 [ 1351.053699][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.053740][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.053769][ T32] 1d20: 9d6ca000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.053797][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.053831][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.053866][ T32] r5:80070013 r4:80239bb0 [ 1351.053912][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.053983][ T32] r4:82ac21e4 [ 1351.054167][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.054262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.054313][ T32] r4:e0581dc0 [ 1351.054339][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.054396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.054427][ T32] r4:00000000 [ 1351.054460][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.054512][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.054579][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.054629][ T32] r5:00001000 r4:df927000 [ 1351.054651][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.054706][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.054757][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.054780][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.054836][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.054883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.054938][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.054985][ T32] r4:84ddab80 [ 1351.055011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.055064][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.055090][ T32] r4:00000001 [ 1351.055139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.055202][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.055235][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.055265][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.055312][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.055356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.055407][ T32] r4:84cfd140 [ 1351.055459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.055491][ T32] INFO: task kworker/0:960:6012 blocked for more than 477 seconds. [ 1351.055545][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.055578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.055622][ T32] task:kworker/0:960 state:D stack:0 pid:6012 tgid:6012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.055683][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.055751][ T32] Call trace: [ 1351.055820][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.055928][ T32] r10:8291a684 r9:ec9b1d84 r8:00000002 r7:60000113 r6:ec9b1d8c r5:84f7a400 [ 1351.070415][ T32] r4:84f7a400 [ 1351.070487][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.070562][ T32] r5:84f7a400 r4:8291a680 [ 1351.070586][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.070627][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.070695][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b1e08 [ 1351.070723][ T32] r4:00000000 [ 1351.070774][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.070831][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.070901][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.070975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8700 [ 1351.071007][ T32] r4:00000000 [ 1351.071028][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.071082][ T32] r9:83018005 r8:84f7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1351.071163][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.071242][ T32] r5:00001000 r4:ec6f7000 [ 1351.071283][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.071329][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.071415][ T32] r5:859e8f8c r4:859e8c00 [ 1351.071462][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.071549][ T32] r7:dddced80 r6:83018000 r5:859e8f8c r4:858aa280 [ 1351.071581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.071671][ T32] r10:61c88647 r9:84f7a400 r8:858aa2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.071715][ T32] r4:858aa280 [ 1351.071737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.071817][ T32] r10:00000000 r9:858aa280 r8:80287e08 r7:ec99de60 r6:858ec380 r5:84f7a400 [ 1351.071847][ T32] r4:00000001 [ 1351.071918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.071967][ T32] Exception stack(0xec9b1fb0 to 0xec9b1ff8) [ 1351.072011][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.072046][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.072095][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.072195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.072262][ T32] r4:858e84c0 [ 1351.072723][ T32] INFO: task kworker/0:960:6012 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.072784][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.072876][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.072929][ T32] Call trace: [ 1351.072979][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.073057][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.073128][ T32] r4:00000000 [ 1351.073153][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.073217][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.073259][ T32] 1d20: 9d86c000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.073289][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.073314][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.073337][ T32] r5:80070013 r4:80239bb0 [ 1351.073357][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.073398][ T32] r4:82ac21e4 [ 1351.073419][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.073463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.073486][ T32] r4:e0581dc0 [ 1351.073505][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.073546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.073591][ T32] r4:00000000 [ 1351.073616][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.073662][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.073684][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.073790][ T32] r5:00001000 r4:df927000 [ 1351.073842][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.073893][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.073976][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.074085][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.074183][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.074208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.074257][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.074281][ T32] r4:84ddab80 [ 1351.074300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.074345][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.074393][ T32] r4:00000001 [ 1351.074416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.074457][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.074548][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.074583][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.074650][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.074683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.074721][ T32] r4:84cfd140 [ 1351.074767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.074829][ T32] INFO: task kworker/0:961:6015 blocked for more than 477 seconds. [ 1351.074871][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.074897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.074919][ T32] task:kworker/0:961 state:D stack:0 pid:6015 tgid:6015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.074989][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.075032][ T32] Call trace: [ 1351.075092][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.075145][ T32] r10:8291a684 r9:ec9bdd84 r8:00000002 r7:60000113 r6:ec9bdd8c r5:84f7d400 [ 1351.075178][ T32] r4:84f7d400 [ 1351.075230][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.075278][ T32] r5:84f7d400 r4:8291a680 [ 1351.075299][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.075337][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.075380][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9bde08 [ 1351.075418][ T32] r4:00000000 [ 1351.075463][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.075503][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.075538][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.075580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8dc0 [ 1351.075603][ T32] r4:00000000 [ 1351.075643][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.075693][ T32] r9:83018005 r8:84f7d400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1351.075729][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.075774][ T32] r5:00001000 r4:ec7a5000 [ 1351.075794][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.075909][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.093142][ T32] r5:859ea78c r4:859ea400 [ 1351.093188][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.093266][ T32] r7:dddced80 r6:83018000 r5:859ea78c r4:858aa300 [ 1351.093306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.093370][ T32] r10:61c88647 r9:84f7d400 r8:858aa32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.093394][ T32] r4:858aa300 [ 1351.093414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.093473][ T32] r10:00000000 r9:858aa300 r8:80287e08 r7:ec99de60 r6:858ec400 r5:84f7d400 [ 1351.093501][ T32] r4:00000001 [ 1351.093521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.093570][ T32] Exception stack(0xec9bdfb0 to 0xec9bdff8) [ 1351.093605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.093654][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.093711][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.093769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.093798][ T32] r4:858e8640 [ 1351.094277][ T32] INFO: task kworker/0:961:6015 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.094317][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.094453][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.094538][ T32] Call trace: [ 1351.094596][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.094652][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.094683][ T32] r4:00000000 [ 1351.094737][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.094784][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.094841][ T32] 1d20: 9de74000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.094875][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.094923][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.094952][ T32] r5:80070013 r4:80239bb0 [ 1351.094973][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.095017][ T32] r4:82ac21e4 [ 1351.095047][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.095105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.095131][ T32] r4:e0581dc0 [ 1351.095152][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.095194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.095217][ T32] r4:00000000 [ 1351.095249][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.095310][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.095340][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.095406][ T32] r5:00001000 r4:df927000 [ 1351.095437][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.095499][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.095547][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.095567][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.095634][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.095660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.095730][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.095758][ T32] r4:84ddab80 [ 1351.095778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.095860][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.104610][ T32] r4:00000001 [ 1351.104662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.104753][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.104790][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.104839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.104891][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.104927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.104951][ T32] r4:84cfd140 [ 1351.104976][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.105009][ T32] INFO: task kworker/0:962:6016 blocked for more than 477 seconds. [ 1351.105067][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.105099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.105122][ T32] task:kworker/0:962 state:D stack:0 pid:6016 tgid:6016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.105178][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.105277][ T32] Call trace: [ 1351.105358][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.105416][ T32] r10:8291a684 r9:ec9c1d84 r8:00000002 r7:60000113 r6:ec9c1d8c r5:84f7bc00 [ 1351.105441][ T32] r4:84f7bc00 [ 1351.105461][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.105529][ T32] r5:84f7bc00 r4:8291a680 [ 1351.105574][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.105619][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.105663][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c1e08 [ 1351.105687][ T32] r4:00000000 [ 1351.105706][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.105740][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.105777][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.105828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e88c0 [ 1351.105872][ T32] r4:00000000 [ 1351.105970][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.118461][ T32] r9:83018005 r8:84f7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1351.118511][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.118584][ T32] r5:00001000 r4:ec769000 [ 1351.118606][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.118649][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.118693][ T32] r5:859e978c r4:859e9400 [ 1351.118738][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.118818][ T32] r7:dddced80 r6:83018000 r5:859e978c r4:858aa380 [ 1351.118849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.118902][ T32] r10:61c88647 r9:84f7bc00 r8:858aa3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.118925][ T32] r4:858aa380 [ 1351.118945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.119013][ T32] r10:00000000 r9:858aa380 r8:80287e08 r7:ec9bde60 r6:858ec480 r5:84f7bc00 [ 1351.119066][ T32] r4:00000001 [ 1351.119109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.119165][ T32] Exception stack(0xec9c1fb0 to 0xec9c1ff8) [ 1351.119199][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.119228][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.119256][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.119313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.119341][ T32] r4:858e8640 [ 1351.119817][ T32] INFO: task kworker/0:962:6016 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.119880][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.119964][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.120012][ T32] Call trace: [ 1351.120045][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.120100][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.120125][ T32] r4:00000000 [ 1351.120144][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.120184][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.120226][ T32] 1d20: 9e491000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.120261][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.120298][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.120327][ T32] r5:80070013 r4:80239bb0 [ 1351.120386][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.120436][ T32] r4:82ac21e4 [ 1351.120457][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.120501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.120523][ T32] r4:e0581dc0 [ 1351.120565][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.120615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.120652][ T32] r4:00000000 [ 1351.120676][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.120743][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.120770][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.120823][ T32] r5:00001000 r4:df927000 [ 1351.120845][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.120927][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.120997][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.121020][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.121069][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.121138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.121230][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.121255][ T32] r4:84ddab80 [ 1351.121304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.121356][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.121395][ T32] r4:00000001 [ 1351.121432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.121472][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.121530][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.121562][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.121589][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.121620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.121643][ T32] r4:84cfd140 [ 1351.121663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.121704][ T32] INFO: task kworker/0:963:6018 blocked for more than 477 seconds. [ 1351.121753][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.121828][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.121855][ T32] task:kworker/0:963 state:D stack:0 pid:6018 tgid:6018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.121982][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.122032][ T32] Call trace: [ 1351.122086][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.122164][ T32] r10:8291a684 r9:ec9c9d84 r8:00000002 r7:60000113 r6:ec9c9d8c r5:84f7c800 [ 1351.122191][ T32] r4:84f7c800 [ 1351.122212][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.122265][ T32] r5:84f7c800 r4:8291a680 [ 1351.122297][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.122342][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.122386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c9e08 [ 1351.122437][ T32] r4:00000000 [ 1351.122463][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.122499][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.122535][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.122604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8a00 [ 1351.122651][ T32] r4:00000000 [ 1351.122675][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.122722][ T32] r9:83018005 r8:84f7c800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1351.122744][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.122785][ T32] r5:00001000 r4:ec77b000 [ 1351.122811][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.122851][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.122893][ T32] r5:859e9b8c r4:859e9800 [ 1351.122934][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.123006][ T32] r7:dddced80 r6:83018000 r5:859e9b8c r4:858aa400 [ 1351.123043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.123142][ T32] r10:61c88647 r9:84f7c800 r8:858aa42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.123220][ T32] r4:858aa400 [ 1351.123245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.123291][ T32] r10:00000000 r9:858aa400 r8:80287e08 r7:ec9bde60 r6:858ec500 r5:84f7c800 [ 1351.123314][ T32] r4:00000001 [ 1351.123332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.123389][ T32] Exception stack(0xec9c9fb0 to 0xec9c9ff8) [ 1351.123420][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.123449][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.123518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.123551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.123574][ T32] r4:858e8900 [ 1351.123886][ T32] INFO: task kworker/0:963:6018 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.123944][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.124034][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.124116][ T32] Call trace: [ 1351.124209][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.124266][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.124290][ T32] r4:00000000 [ 1351.124309][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.124348][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.124397][ T32] 1d20: 9e491000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.124430][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.124486][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.124515][ T32] r5:80070013 r4:80239bb0 [ 1351.124600][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.124646][ T32] r4:82ac21e4 [ 1351.124666][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.124745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.124774][ T32] r4:e0581dc0 [ 1351.124818][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.124872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.124908][ T32] r4:00000000 [ 1351.124932][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.124979][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.125013][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.125060][ T32] r5:00001000 r4:df927000 [ 1351.125082][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.125143][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.125190][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.125210][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.125256][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.125336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.125389][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.125454][ T32] r4:84ddab80 [ 1351.125477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.125524][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.125568][ T32] r4:00000001 [ 1351.125591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.125629][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.125684][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.125716][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.125771][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.125808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.125832][ T32] r4:84cfd140 [ 1351.125888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.137468][ T32] INFO: task kworker/0:964:6020 blocked for more than 477 seconds. [ 1351.137549][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.137587][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.137613][ T32] task:kworker/0:964 state:D stack:0 pid:6020 tgid:6020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.137677][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.137768][ T32] Call trace: [ 1351.137809][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.137869][ T32] r10:8291a684 r9:ec9d1d84 r8:00000002 r7:60000013 r6:ec9d1d8c r5:84f7ec00 [ 1351.137895][ T32] r4:84f7ec00 [ 1351.137981][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.138106][ T32] r5:84f7ec00 r4:8291a680 [ 1351.138155][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.138206][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.138271][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d1e08 [ 1351.138299][ T32] r4:00000000 [ 1351.138320][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.138357][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.138396][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.138437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8b40 [ 1351.138458][ T32] r4:00000000 [ 1351.138478][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.138523][ T32] r9:83018005 r8:84f7ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1351.138544][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.138587][ T32] r5:00001000 r4:ec787000 [ 1351.138640][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.138690][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.138765][ T32] r5:859e9f8c r4:859e9c00 [ 1351.138833][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.138910][ T32] r7:dddced80 r6:83018000 r5:859e9f8c r4:858aa480 [ 1351.138940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.138989][ T32] r10:61c88647 r9:84f7ec00 r8:858aa4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.139011][ T32] r4:858aa480 [ 1351.139074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.139147][ T32] r10:00000000 r9:858aa480 r8:80287e08 r7:ec9bde60 r6:858ec580 r5:84f7ec00 [ 1351.139197][ T32] r4:00000001 [ 1351.139221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.139262][ T32] Exception stack(0xec9d1fb0 to 0xec9d1ff8) [ 1351.139290][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.139341][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.139386][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.139425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.139469][ T32] r4:858e8a40 [ 1351.139924][ T32] INFO: task kworker/0:964:6020 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.139983][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.140051][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.140095][ T32] Call trace: [ 1351.140126][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.140178][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.140201][ T32] r4:00000000 [ 1351.140221][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.140289][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.140329][ T32] 1d20: 9e491000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.140379][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.140408][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.140451][ T32] r5:80070013 r4:80239bb0 [ 1351.140486][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1351.140698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 6 printk messages dropped ** [ 1351.140993][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.141419][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 7 printk messages dropped ** [ 1351.141725][ T32] r4:84cfd140 ** 7 printk messages dropped ** [ 1351.142181][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1351.142543][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.142718][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.142854][ T32] r5:00001000 r4:ec799000 ** 2 printk messages dropped ** [ 1351.142990][ T32] r5:859ea38c r4:859ea000 [ 1351.143041][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1351.143112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.143288][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.143430][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.143459][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.143488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.143510][ T32] r4:858e8b80 [ 1351.143839][ T32] INFO: task kworker/0:965:6022 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.143878][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.143972][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.144052][ T32] Call trace: [ 1351.144086][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.144139][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.144163][ T32] r4:00000000 [ 1351.144182][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.144241][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.144274][ T32] 1d20: 9e491000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.144335][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.144414][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.144449][ T32] r5:80070013 r4:80239bb0 [ 1351.144470][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.144541][ T32] r4:82ac21e4 [ 1351.144587][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.144646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.144672][ T32] r4:e0581dc0 [ 1351.144692][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.144735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.144769][ T32] r4:00000000 [ 1351.144793][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.144848][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.144869][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.144911][ T32] r5:00001000 r4:df927000 [ 1351.144932][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.144971][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.145014][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.145034][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.145080][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.145101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.145148][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.145170][ T32] r4:84ddab80 [ 1351.145189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.145233][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.145255][ T32] r4:00000001 [ 1351.145274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.145337][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.145388][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.145443][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.145480][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.145512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.145545][ T32] r4:84cfd140 ** 2 printk messages dropped ** [ 1351.145636][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 4 printk messages dropped ** [ 1351.145842][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1351.167519][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1351.167852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915000 ** 5 printk messages dropped ** [ 1351.168056][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.168192][ T32] r5:859eaf8c r4:859eac00 ** 4 printk messages dropped ** [ 1351.168406][ T32] r4:858aa600 ** 7 printk messages dropped ** [ 1351.168757][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.169665][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.169689][ T32] r4:00000000 [ 1351.169737][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.169794][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.169836][ T32] 1d20: 9ea92000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.169887][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.169919][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.169943][ T32] r5:80070013 r4:80239bb0 [ 1351.170008][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.170065][ T32] r4:82ac21e4 [ 1351.170088][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.170132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.170156][ T32] r4:e0581dc0 [ 1351.170226][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.170290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.170325][ T32] r4:00000000 [ 1351.170378][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.170451][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.170498][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.170558][ T32] r5:00001000 r4:df927000 [ 1351.170583][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.170625][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.170668][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.170687][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.170734][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.170784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.170855][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.170888][ T32] r4:84ddab80 [ 1351.170932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.170983][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.171007][ T32] r4:00000001 [ 1351.171045][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.171111][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.171175][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.171207][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.171239][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.171297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.171324][ T32] r4:84cfd140 [ 1351.171347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.171392][ T32] INFO: task kworker/0:967:6026 blocked for more than 477 seconds. [ 1351.171446][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.171478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.171514][ T32] task:kworker/0:967 state:D stack:0 pid:6026 tgid:6026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.171615][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.171661][ T32] Call trace: [ 1351.171691][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.171741][ T32] r10:8291a684 r9:ec989d84 r8:00000002 r7:60000013 r6:ec989d8c r5:850ac800 [ 1351.171764][ T32] r4:850ac800 [ 1351.171784][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.171833][ T32] r5:850ac800 r4:8291a680 [ 1351.171852][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.171896][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.171942][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec989e08 [ 1351.171966][ T32] r4:00000000 [ 1351.171985][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.172066][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.172107][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.172173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f8100 [ 1351.172261][ T32] r4:00000000 [ 1351.172294][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1351.172455][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.172589][ T32] r5:859eab8c r4:859ea800 ** 2 printk messages dropped ** [ 1351.172679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1351.173176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1351.174132][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 14 printk messages dropped ** [ 1351.174699][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1351.175200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1351.175474][ T32] r4:84cfd140 ** 4 printk messages dropped ** [ 1351.175645][ T32] task:kworker/0:968 state:D stack:0 pid:6029 tgid:6029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.175692][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.175745][ T32] Call trace: [ 1351.175776][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.175832][ T32] r10:8291a684 r9:ec9ddd84 r8:00000002 r7:60000113 r6:ec9ddd8c r5:850ad400 [ 1351.175913][ T32] r4:850ad400 [ 1351.196355][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.196454][ T32] r5:850ad400 r4:8291a680 [ 1351.196492][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.196541][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.196586][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9dde08 [ 1351.196610][ T32] r4:00000000 [ 1351.196630][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.196666][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.196704][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.196767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859151c0 [ 1351.196809][ T32] r4:00000000 [ 1351.196832][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.196883][ T32] r9:83018005 r8:850ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.196905][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.196968][ T32] r5:00001000 r4:ec7e9000 [ 1351.197007][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.197055][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.197126][ T32] r5:859eb38c r4:859eb000 [ 1351.197151][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.197210][ T32] r7:dddced80 r6:83018000 r5:859eb38c r4:858aa800 [ 1351.197235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.197284][ T32] r10:61c88647 r9:850ad400 r8:858aa82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.197306][ T32] r4:858aa800 [ 1351.197326][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.197373][ T32] r10:00000000 r9:858aa800 r8:80287e08 r7:ec9d5e60 r6:858aa880 r5:850ad400 [ 1351.197396][ T32] r4:00000001 [ 1351.197415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.197473][ T32] Exception stack(0xec9ddfb0 to 0xec9ddff8) [ 1351.197508][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.197537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.197577][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.197610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.197633][ T32] r4:85915100 [ 1351.198155][ T32] INFO: task kworker/0:968:6029 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.198201][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.198295][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.198349][ T32] Call trace: [ 1351.198398][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.198456][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.198480][ T32] r4:00000000 [ 1351.198500][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.198541][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.198569][ T32] 1d20: 9eed3000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.198619][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.198675][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.198732][ T32] r5:80070013 r4:80239bb0 [ 1351.198779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.198856][ T32] r4:82ac21e4 [ 1351.198886][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.198931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1351.199065][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.199348][ T32] r5:84f0cf8c r4:84f0cc00 ** 4 printk messages dropped ** [ 1351.199597][ T32] r4:84ddab80 ** 6 printk messages dropped ** [ 1351.199844][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1351.200267][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1351.200572][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.200724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915280 ** 5 printk messages dropped ** [ 1351.200917][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.200996][ T32] r5:859eb78c r4:859eb400 ** 1 printk messages dropped ** [ 1351.201081][ T32] r7:dddced80 r6:83018000 r5:859eb78c r4:858aa900 ** 5 printk messages dropped ** [ 1351.201439][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1351.202285][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1351.202773][ T32] r5:80070013 r4:80239bb0 ** 12 printk messages dropped ** [ 1351.203236][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.203320][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.203361][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.203454][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.203485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.203554][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.203587][ T32] r4:84ddab80 [ 1351.203629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.203683][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.203706][ T32] r4:00000001 [ 1351.203746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.203792][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.203824][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.203875][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.203907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.203936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.203961][ T32] r4:84cfd140 [ 1351.204007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.204043][ T32] INFO: task kworker/0:970:6033 blocked for more than 477 seconds. [ 1351.204079][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.204103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.204124][ T32] task:kworker/0:970 state:D stack:0 pid:6033 tgid:6033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.204215][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.204282][ T32] Call trace: [ 1351.204323][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.204382][ T32] r10:8291a684 r9:ec9e9d84 r8:00000002 r7:60000013 r6:ec9e9d8c r5:850aec00 [ 1351.204425][ T32] r4:850aec00 [ 1351.204454][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.204508][ T32] r5:850aec00 r4:8291a680 [ 1351.204563][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.204629][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.204751][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e9e08 [ 1351.204815][ T32] r4:00000000 [ 1351.204851][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.204913][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.204973][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.205027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859154c0 [ 1351.205050][ T32] r4:00000000 [ 1351.205070][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.205115][ T32] r9:83018005 r8:850aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1351.205158][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.205205][ T32] r5:00001000 r4:ec801000 [ 1351.205242][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.205314][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.205381][ T32] r5:859ebb8c r4:859eb800 [ 1351.205405][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.205451][ T32] r7:dddced80 r6:83018000 r5:859ebb8c r4:858aaa00 [ 1351.205471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.205517][ T32] r10:61c88647 r9:850aec00 r8:858aaa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.205539][ T32] r4:858aaa00 [ 1351.205558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.205602][ T32] r10:00000000 r9:858aaa00 r8:80287e08 r7:ec9e5e60 r6:858aaa80 r5:850aec00 [ 1351.205625][ T32] r4:00000001 [ 1351.205682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.205750][ T32] Exception stack(0xec9e9fb0 to 0xec9e9ff8) [ 1351.205781][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.205815][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.205886][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.236296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.236370][ T32] r4:859152c0 [ 1351.236834][ T32] INFO: task kworker/0:970:6033 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.236895][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.236976][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.237068][ T32] Call trace: [ 1351.237103][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.237183][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.237213][ T32] r4:00000000 [ 1351.237235][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.237278][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.237329][ T32] 1d20: 9f4ad000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.237362][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 6 printk messages dropped ** [ 1351.237621][ T32] r4:e0581dc0 ** 7 printk messages dropped ** [ 1351.237888][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1351.238255][ T32] r4:84ddab80 ** 2 printk messages dropped ** [ 1351.238343][ T32] r4:00000001 [ 1351.238391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1351.238531][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.238718][ T32] INFO: task kworker/0:971:6034 blocked for more than 477 seconds. ** 3 printk messages dropped ** [ 1351.238908][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1351.239081][ T32] r10:8291a684 r9:ec9e1d84 r8:00000002 r7:60000013 r6:ec9e1d8c r5:850ab000 ** 4 printk messages dropped ** [ 1351.239262][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1351.239456][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1351.239656][ T32] r9:83018005 r8:850ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 4 printk messages dropped ** [ 1351.239848][ T32] r5:859ec38c r4:859ec000 [ 1351.239872][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.239919][ T32] r7:dddced80 r6:83018000 r5:859ec38c r4:858aab00 [ 1351.239940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1351.240010][ T32] r4:858aab00 [ 1351.240050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.240099][ T32] r10:00000000 r9:858aab00 r8:80287e08 r7:ec9e9e60 r6:858aab80 r5:850ab000 [ 1351.240122][ T32] r4:00000001 [ 1351.240141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.240176][ T32] Exception stack(0xec9e1fb0 to 0xec9e1ff8) [ 1351.240201][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.240252][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.240291][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.240320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.240342][ T32] r4:85915600 [ 1351.240640][ T32] INFO: task kworker/0:971:6034 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.240685][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.240773][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.240829][ T32] Call trace: [ 1351.240885][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.240939][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.240963][ T32] r4:00000000 [ 1351.240983][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.241051][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.241096][ T32] 1d20: 9f4ad000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.241169][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.241226][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.241285][ T32] r5:80070013 r4:80239bb0 [ 1351.241310][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.241376][ T32] r4:82ac21e4 [ 1351.241410][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.241480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.241507][ T32] r4:e0581dc0 [ 1351.241527][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.241612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.241662][ T32] r4:00000000 [ 1351.241693][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.241762][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.241806][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.241878][ T32] r5:00001000 r4:df927000 [ 1351.241913][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.241990][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.242051][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.242073][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.242121][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.242143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.242190][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.242214][ T32] r4:84ddab80 [ 1351.242253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.242326][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.242355][ T32] r4:00000001 [ 1351.242415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.242459][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.242486][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.242515][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.242542][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.242572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.242627][ T32] r4:84cfd140 [ 1351.242659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.242686][ T32] INFO: task kworker/0:972:6037 blocked for more than 477 seconds. [ 1351.242716][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.242769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.242796][ T32] task:kworker/0:972 state:D stack:0 pid:6037 tgid:6037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.242862][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.242919][ T32] Call trace: [ 1351.242959][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.243011][ T32] r10:8291a684 r9:ec9edd84 r8:00000002 r7:60000013 r6:ec9edd8c r5:859aec00 [ 1351.243062][ T32] r4:859aec00 [ 1351.243086][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.243131][ T32] r5:859aec00 r4:8291a680 [ 1351.243162][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.243205][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.243249][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ede08 [ 1351.243286][ T32] r4:00000000 [ 1351.243311][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.243377][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.243417][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.243459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915680 [ 1351.243498][ T32] r4:00000000 [ 1351.243522][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.243568][ T32] r9:83018005 r8:859aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1351.243601][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.243668][ T32] r5:00001000 r4:ec82b000 [ 1351.243701][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.243744][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.243789][ T32] r5:859ebf8c r4:859ebc00 [ 1351.243815][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.243883][ T32] r7:dddced80 r6:83018000 r5:859ebf8c r4:858aac00 [ 1351.243909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.243981][ T32] r10:61c88647 r9:859aec00 r8:858aac2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.244013][ T32] r4:858aac00 [ 1351.244033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.244080][ T32] r10:00000000 r9:858aac00 r8:80287e08 r7:ec9e1e60 r6:858aac80 r5:859aec00 [ 1351.244103][ T32] r4:00000001 [ 1351.244122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.244157][ T32] Exception stack(0xec9edfb0 to 0xec9edff8) [ 1351.244183][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.244234][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.244290][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.244324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.244367][ T32] r4:85915640 [ 1351.244688][ T32] INFO: task kworker/0:972:6037 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.244738][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.244869][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.244915][ T32] Call trace: [ 1351.244963][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.245048][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.245081][ T32] r4:00000000 [ 1351.245125][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.245171][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.245200][ T32] 1d20: 9f4ad000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.245229][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.245255][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.245278][ T32] r5:80070013 r4:80239bb0 [ 1351.245299][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.245387][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.245542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 7 printk messages dropped ** [ 1351.276695][ T32] r5:84f0cf8c r4:84f0cc00 ** 6 printk messages dropped ** [ 1351.276982][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 6 printk messages dropped ** [ 1351.277190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1351.277720][ T32] r4:859b8000 [ 1351.277771][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.277824][ T32] r5:859b8000 r4:8291a680 [ 1351.277845][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.277886][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.277929][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f5e08 [ 1351.278006][ T32] r4:00000000 [ 1351.278068][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.278112][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.278152][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.278195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915900 [ 1351.278218][ T32] r4:00000000 [ 1351.278238][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.278307][ T32] r9:83018005 r8:859b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1351.278339][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.278383][ T32] r5:00001000 r4:ec84d000 [ 1351.278423][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.278467][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.278532][ T32] r5:859ec78c r4:859ec400 [ 1351.278559][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.278608][ T32] r7:dddced80 r6:83018000 r5:859ec78c r4:858aad00 [ 1351.278639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.278691][ T32] r10:61c88647 r9:859b8000 r8:858aad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.278745][ T32] r4:858aad00 [ 1351.278769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.278870][ T32] r10:00000000 r9:858aad00 r8:80287e08 r7:ec9e1e60 r6:858aad80 r5:859b8000 [ 1351.278899][ T32] r4:00000001 [ 1351.278919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.278977][ T32] Exception stack(0xec9f5fb0 to 0xec9f5ff8) [ 1351.279022][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.279067][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.279098][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.279127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.279183][ T32] r4:85915700 [ 1351.279638][ T32] INFO: task kworker/0:973:6039 is blocked on a mutex likely owned by task kworker/0:169:3771. ** 5 printk messages dropped ** [ 1351.279903][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.280125][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1351.280275][ T32] r4:e0581dc0 ** 4 printk messages dropped ** [ 1351.280513][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 4 printk messages dropped ** [ 1351.280758][ T32] r5:84f0cf8c r4:84f0cc00 ** 3 printk messages dropped ** [ 1351.280904][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1351.280998][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 4 printk messages dropped ** [ 1351.281163][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.281361][ T32] INFO: task kworker/0:974:6041 blocked for more than 477 seconds. ** 3 printk messages dropped ** [ 1351.281509][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1351.281642][ T32] r10:8291a684 r9:ec9f9d84 r8:00000002 r7:60000113 r6:ec9f9d8c r5:859b8c00 ** 4 printk messages dropped ** [ 1351.281910][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1351.282024][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.282187][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1351.282364][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.282533][ T32] r5:859ecb8c r4:859ec800 [ 1351.282579][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.282813][ T32] r10:61c88647 r9:859b8c00 r8:858aae2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.283374][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.284009][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 9 printk messages dropped ** [ 1351.284317][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1351.284708][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1351.285282][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 4 printk messages dropped ** [ 1351.285611][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.285703][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.285776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.285866][ T32] r4:84cfd140 [ 1351.310035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.310150][ T32] INFO: task kworker/0:975:6043 blocked for more than 477 seconds. [ 1351.310223][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.310277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.310314][ T32] task:kworker/0:975 state:D stack:0 pid:6043 tgid:6043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.310421][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.310519][ T32] Call trace: [ 1351.310596][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.310656][ T32] r10:8291a684 r9:ec9fdd84 r8:00000002 r7:60000013 r6:ec9fdd8c r5:859b9800 [ 1351.310689][ T32] r4:859b9800 [ 1351.310714][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.310758][ T32] r5:859b9800 r4:8291a680 [ 1351.310795][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.310849][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.310943][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9fde08 [ 1351.310971][ T32] r4:00000000 [ 1351.311019][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.311060][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.311100][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.311142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915c40 [ 1351.311165][ T32] r4:00000000 [ 1351.311184][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.311231][ T32] r9:83018005 r8:859b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1351.311254][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.311296][ T32] r5:00001000 r4:ec873000 [ 1351.311317][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.311356][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.311398][ T32] r5:859ecf8c r4:859ecc00 [ 1351.311419][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.311467][ T32] r7:dddced80 r6:83018000 r5:859ecf8c r4:858aaf00 [ 1351.311499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.311550][ T32] r10:61c88647 r9:859b9800 r8:858aaf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.311626][ T32] r4:858aaf00 [ 1351.311650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.311698][ T32] r10:00000000 r9:858aaf00 r8:80287e08 r7:ec9f9e60 r6:858aaf80 r5:859b9800 [ 1351.311719][ T32] r4:00000001 [ 1351.311739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.311777][ T32] Exception stack(0xec9fdfb0 to 0xec9fdff8) [ 1351.311829][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.311903][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.311934][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.311991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.312017][ T32] r4:85915a00 [ 1351.312458][ T32] INFO: task kworker/0:975:6043 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.312494][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.312590][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.312706][ T32] Call trace: [ 1351.312815][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.312927][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.312984][ T32] r4:00000000 [ 1351.313042][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.313132][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.313222][ T32] 1d20: a01b6000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.313293][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.313368][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.313458][ T32] r5:80070013 r4:80239bb0 [ 1351.313519][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.313604][ T32] r4:82ac21e4 [ 1351.313664][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.313764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.313851][ T32] r4:e0581dc0 [ 1351.313930][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.314049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.314100][ T32] r4:00000000 [ 1351.314143][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.314269][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.314327][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.314417][ T32] r5:00001000 r4:df927000 [ 1351.314496][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.314590][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.314654][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.314692][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.314977][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 5 printk messages dropped ** [ 1351.315223][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.315518][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.328560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca01e08 ** 5 printk messages dropped ** [ 1351.329190][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.329715][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.329811][ T32] r5:859ed78c r4:859ed400 ** 2 printk messages dropped ** [ 1351.330040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1351.330533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1351.331794][ T32] INFO: task kworker/0:976:6045 is blocked on a mutex likely owned by task kworker/0:169:3771. ** 10 printk messages dropped ** [ 1351.332776][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 3 printk messages dropped ** [ 1351.333084][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.333177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.333230][ T32] r4:e0581dc0 [ 1351.333309][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.333414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.333463][ T32] r4:00000000 [ 1351.333529][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.333680][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.333748][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.333848][ T32] r5:00001000 r4:df927000 [ 1351.333909][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.334019][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.334123][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.334162][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.334217][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.334275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.334352][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.334414][ T32] r4:84ddab80 [ 1351.334453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.334506][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.334530][ T32] r4:00000001 [ 1351.334618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.334673][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.334705][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.334736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.334783][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.334823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.334848][ T32] r4:84cfd140 [ 1351.334876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.334911][ T32] INFO: task kworker/0:977:6047 blocked for more than 477 seconds. [ 1351.334949][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.334996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.335050][ T32] task:kworker/0:977 state:D stack:0 pid:6047 tgid:6047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.335131][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.335230][ T32] Call trace: [ 1351.335285][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.335361][ T32] r10:8291a684 r9:eca05d84 r8:00000002 r7:60000113 r6:eca05d8c r5:859bb000 [ 1351.335392][ T32] r4:859bb000 [ 1351.335413][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.335458][ T32] r5:859bb000 r4:8291a680 [ 1351.335499][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.335572][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.335627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca05e08 [ 1351.335653][ T32] r4:00000000 [ 1351.335675][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.335713][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.335750][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.335809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915dc0 [ 1351.356317][ T32] r4:00000000 [ 1351.356414][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.356497][ T32] r9:83018005 r8:859bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1351.356523][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.356572][ T32] r5:00001000 r4:ec8a5000 [ 1351.356593][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.356633][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.356675][ T32] r5:859ed38c r4:859ed000 [ 1351.356769][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.356830][ T32] r7:dddced80 r6:83018000 r5:859ed38c r4:85998100 [ 1351.356852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.356899][ T32] r10:61c88647 r9:859bb000 r8:8599812c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.356922][ T32] r4:85998100 [ 1351.357021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.357096][ T32] r10:00000000 r9:85998100 r8:80287e08 r7:eca01e60 r6:85998180 r5:859bb000 [ 1351.357120][ T32] r4:00000001 [ 1351.357140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.357179][ T32] Exception stack(0xeca05fb0 to 0xeca05ff8) [ 1351.357226][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.357262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.357339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.357374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.357397][ T32] r4:85915d00 [ 1351.357910][ T32] INFO: task kworker/0:977:6047 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.358009][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.358118][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.358208][ T32] Call trace: [ 1351.358270][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.358326][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.358350][ T32] r4:00000000 [ 1351.358392][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.358439][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.358493][ T32] 1d20: a06b4000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.358540][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.358569][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.358614][ T32] r5:80070013 r4:80239bb0 [ 1351.358664][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.358709][ T32] r4:82ac21e4 [ 1351.358730][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.358774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.358797][ T32] r4:e0581dc0 ** 2 printk messages dropped ** [ 1351.358906][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.359131][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.359443][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.359466][ T32] r4:84ddab80 [ 1351.359485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.359560][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.359620][ T32] r4:00000001 [ 1351.359643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.359700][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.359730][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.359759][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.359799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.359862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.359901][ T32] r4:84cfd140 [ 1351.359927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.359959][ T32] INFO: task kworker/0:978:6049 blocked for more than 477 seconds. [ 1351.359991][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.360016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.360039][ T32] task:kworker/0:978 state:D stack:0 pid:6049 tgid:6049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.360129][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.360186][ T32] Call trace: [ 1351.360238][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.360310][ T32] r10:8291a684 r9:eca09d84 r8:00000002 r7:60000013 r6:eca09d8c r5:859bbc00 [ 1351.360341][ T32] r4:859bbc00 [ 1351.360392][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.360439][ T32] r5:859bbc00 r4:8291a680 [ 1351.360461][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.360500][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.360543][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca09e08 [ 1351.360587][ T32] r4:00000000 [ 1351.360631][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.360676][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.360734][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.360785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85924000 [ 1351.360855][ T32] r4:00000000 [ 1351.360903][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.360952][ T32] r9:83018005 r8:859bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1351.360976][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.361018][ T32] r5:00001000 r4:ec8d7000 [ 1351.361038][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.361079][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.361121][ T32] r5:859edb8c r4:859ed800 [ 1351.361141][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.361187][ T32] r7:dddced80 r6:83018000 r5:859edb8c r4:85998200 [ 1351.361207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.361259][ T32] r10:61c88647 r9:859bbc00 r8:8599822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.361299][ T32] r4:85998200 [ 1351.361322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.361368][ T32] r10:00000000 r9:85998200 r8:80287e08 r7:eca01e60 r6:85998280 r5:859bbc00 [ 1351.361461][ T32] r4:00000001 [ 1351.361505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1351.361776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.362755][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1351.363255][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.363660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 9 printk messages dropped ** [ 1351.364449][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 4 printk messages dropped ** [ 1351.364976][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 3 printk messages dropped ** [ 1351.365233][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.365475][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1351.365725][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.393545][ T32] r4:859be000 ** 1 printk messages dropped ** [ 1351.393611][ T32] r5:859be000 r4:8291a680 ** 2 printk messages dropped ** [ 1351.393739][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca15e08 ** 3 printk messages dropped ** [ 1351.393882][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1351.394138][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.394321][ T32] r5:8585338c r4:85853000 [ 1351.394341][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.394389][ T32] r7:ddde2d80 r6:83018200 r5:8585338c r4:858ec600 [ 1351.394411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.394489][ T32] r10:61c88647 r9:859be000 r8:858ec62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1351.394635][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.394795][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.394890][ T32] r4:85914a00 [ 1351.395343][ T32] INFO: task kworker/1:474:6054 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.395381][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.395484][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.395534][ T32] Call trace: [ 1351.395588][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.395668][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.395696][ T32] r4:00000000 [ 1351.395720][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.395764][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.395793][ T32] 1d20: a0b21000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.408896][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.409015][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.409064][ T32] r5:80070013 r4:80239bb0 [ 1351.409094][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.409163][ T32] r4:82ac21e4 [ 1351.409205][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.409256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.409283][ T32] r4:e0581dc0 [ 1351.409306][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.409393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.409422][ T32] r4:00000000 [ 1351.409444][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.409514][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.409545][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.409594][ T32] r5:00001000 r4:df927000 [ 1351.409635][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.409685][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.409732][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.409752][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.409801][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.409828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.409898][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.409925][ T32] r4:84ddab80 [ 1351.409949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.410057][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.410081][ T32] r4:00000001 [ 1351.410102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.410172][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.410205][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.410256][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.410315][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.410348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.410370][ T32] r4:84cfd140 [ 1351.410395][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.410441][ T32] INFO: task kworker/1:475:6055 blocked for more than 477 seconds. [ 1351.410477][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.410502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.410569][ T32] task:kworker/1:475 state:D stack:0 pid:6055 tgid:6055 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.410634][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.410933][ T32] r4:859bd400 ** 3 printk messages dropped ** [ 1351.411229][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.412120][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.412484][ T32] r5:85852f8c r4:85852c00 [ 1351.412530][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.412816][ T32] r10:61c88647 r9:859bd400 r8:858ec6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.413451][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.414648][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.415562][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.415657][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.415717][ T32] r5:80070013 r4:80239bb0 [ 1351.415762][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.428979][ T32] r4:82ac21e4 [ 1351.429106][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.429221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.429251][ T32] r4:e0581dc0 [ 1351.429274][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.429319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.429343][ T32] r4:00000000 [ 1351.429364][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.429411][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.429433][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.429480][ T32] r5:00001000 r4:df927000 [ 1351.429524][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.429596][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.429678][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.429703][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.429753][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.429774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.429844][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.429892][ T32] r4:84ddab80 [ 1351.429938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.430045][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.430117][ T32] r4:00000001 [ 1351.430145][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.430186][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.430239][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.430294][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.430325][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.430402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.430452][ T32] r4:84cfd140 [ 1351.430502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.430539][ T32] INFO: task kworker/1:476:6057 blocked for more than 477 seconds. [ 1351.430574][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.430640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.430689][ T32] task:kworker/1:476 state:D stack:0 pid:6057 tgid:6057 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.430773][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.430833][ T32] Call trace: [ 1351.430913][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.430971][ T32] r10:8291a684 r9:eca21d84 r8:00000002 r7:60000113 r6:eca21d8c r5:859bc800 [ 1351.430995][ T32] r4:859bc800 [ 1351.431037][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.431085][ T32] r5:859bc800 r4:8291a680 [ 1351.431132][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.431177][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.431222][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca21e08 [ 1351.431245][ T32] r4:00000000 [ 1351.431265][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.431325][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.431365][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.431423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f73580 [ 1351.431452][ T32] r4:00000000 [ 1351.431475][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1351.431544][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.431748][ T32] r5:8586138c r4:85861000 [ 1351.431768][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.431978][ T32] r10:00000000 r9:858ec780 r8:80287e08 r7:eca15e60 r6:85998400 r5:859bc800 ** 6 printk messages dropped ** [ 1351.432190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1351.433270][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.433637][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1351.434371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 11 printk messages dropped ** [ 1351.435380][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1351.436021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1351.437446][ T32] r10:8291a684 r9:eca29d84 r8:00000002 r7:60000113 r6:eca29d8c r5:84518c00 ** 4 printk messages dropped ** [ 1351.437843][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.467594][ T32] r5:00001000 r4:ec8af000 ** 2 printk messages dropped ** [ 1351.467833][ T32] r5:859ee38c r4:859ee000 [ 1351.467891][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.468211][ T32] r4:85998480 ** 7 printk messages dropped ** [ 1351.468796][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.470174][ T32] Call trace: ** 7 printk messages dropped ** [ 1351.470723][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1351.471327][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.471881][ T32] r5:84f0cf8c r4:84f0cc00 ** 3 printk messages dropped ** [ 1351.472218][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.472281][ T32] r4:84ddab80 [ 1351.472329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.472424][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.472473][ T32] r4:00000001 [ 1351.472518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.472601][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.472658][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.472735][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.472811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.472875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.472924][ T32] r4:84cfd140 [ 1351.472988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.473062][ T32] INFO: task kworker/0:980:6060 blocked for more than 477 seconds. [ 1351.473133][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.473222][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.473276][ T32] task:kworker/0:980 state:D stack:0 pid:6060 tgid:6060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.473396][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.473485][ T32] Call trace: [ 1351.473578][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.473677][ T32] r10:8291a684 r9:eca2dd84 r8:00000002 r7:60000113 r6:eca2dd8c r5:84519800 [ 1351.473730][ T32] r4:84519800 [ 1351.473824][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.473994][ T32] r5:84519800 r4:8291a680 [ 1351.474057][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.474112][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.474194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca2de08 [ 1351.474225][ T32] r4:00000000 [ 1351.474246][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.474283][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.474318][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.474359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85924540 [ 1351.474382][ T32] r4:00000000 [ 1351.474401][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.474451][ T32] r9:83018005 r8:84519800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1351.474474][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.474518][ T32] r5:00001000 r4:ebc59000 [ 1351.474537][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.474576][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.474618][ T32] r5:859edf8c r4:859edc00 [ 1351.474637][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.474681][ T32] r7:dddced80 r6:83018000 r5:859edf8c r4:85998580 [ 1351.474701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.474746][ T32] r10:61c88647 r9:84519800 r8:859985ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.474768][ T32] r4:85998580 [ 1351.474805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.474861][ T32] r10:00000000 r9:85998580 r8:80287e08 r7:eca29e60 r6:85998600 r5:84519800 [ 1351.474887][ T32] r4:00000001 [ 1351.474931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.474971][ T32] Exception stack(0xeca2dfb0 to 0xeca2dff8) [ 1351.474999][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.475030][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.475056][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.475085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.475133][ T32] r4:85924640 [ 1351.475454][ T32] INFO: task kworker/0:980:6060 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.475492][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.475572][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.475623][ T32] Call trace: ** 1 printk messages dropped ** [ 1351.475707][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 6 printk messages dropped ** [ 1351.499061][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1351.499306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 7 printk messages dropped ** [ 1351.499635][ T32] r5:00001000 r4:df927000 ** 5 printk messages dropped ** [ 1351.499878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.500170][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1351.500868][ T32] r4:8451a400 ** 5 printk messages dropped ** [ 1351.501187][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.501378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85914d40 ** 7 printk messages dropped ** [ 1351.501654][ T32] r5:8585378c r4:85853400 [ 1351.501674][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.501721][ T32] r7:ddde2d80 r6:83018200 r5:8585378c r4:858ec700 [ 1351.501742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.501789][ T32] r10:61c88647 r9:8451a400 r8:858ec72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.501817][ T32] r4:858ec700 [ 1351.501860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.501912][ T32] r10:00000000 r9:858ec700 r8:80287e08 r7:eca21e60 r6:85998680 r5:8451a400 [ 1351.501936][ T32] r4:00000001 [ 1351.501977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.502018][ T32] Exception stack(0xeca31fb0 to 0xeca31ff8) [ 1351.502046][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.502099][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.502154][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.502188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.502212][ T32] r4:85914f00 [ 1351.502717][ T32] INFO: task kworker/1:477:6061 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.502812][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.502936][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.503029][ T32] Call trace: [ 1351.503114][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.503218][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.503271][ T32] r4:00000000 [ 1351.503315][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.503401][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.503457][ T32] 1d20: a1743000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.503532][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.503568][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.503594][ T32] r5:80070013 r4:80239bb0 [ 1351.503617][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.503660][ T32] r4:82ac21e4 [ 1351.503681][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.503725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.503749][ T32] r4:e0581dc0 [ 1351.503769][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.503830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.503859][ T32] r4:00000000 [ 1351.503932][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.503983][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.504017][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.504068][ T32] r5:00001000 r4:df927000 [ 1351.504090][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.504131][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.504202][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.504243][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.504345][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.504392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.504491][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.504538][ T32] r4:84ddab80 [ 1351.504598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.504724][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.504787][ T32] r4:00000001 [ 1351.504840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.504919][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.504974][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.505038][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.505119][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.505188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.505250][ T32] r4:84cfd140 [ 1351.505319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.505386][ T32] INFO: task kworker/1:478:6063 blocked for more than 477 seconds. [ 1351.505445][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.505516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.505569][ T32] task:kworker/1:478 state:D stack:0 pid:6063 tgid:6063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.505665][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.505752][ T32] Call trace: [ 1351.505826][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.522298][ T32] r10:8291a684 r9:eca39d84 r8:00000002 r7:60000013 r6:eca39d8c r5:84518000 [ 1351.522349][ T32] r4:84518000 [ 1351.522429][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1351.522572][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1351.522970][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1351.523159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85914e80 [ 1351.523230][ T32] r4:00000000 [ 1351.523310][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.523432][ T32] r9:83018205 r8:84518000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1351.523482][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.523580][ T32] r5:00001000 r4:eba0d000 [ 1351.523628][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.523710][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.523795][ T32] r5:85853b8c r4:85853800 [ 1351.523847][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.523973][ T32] r7:ddde2d80 r6:83018200 r5:85853b8c r4:858ec800 [ 1351.524036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.524153][ T32] r10:61c88647 r9:84518000 r8:858ec82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.524216][ T32] r4:858ec800 [ 1351.524312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.524419][ T32] r10:00000000 r9:858ec800 r8:80287e08 r7:eca21e60 r6:85998700 r5:84518000 [ 1351.524471][ T32] r4:00000001 [ 1351.524514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.524594][ T32] Exception stack(0xeca39fb0 to 0xeca39ff8) [ 1351.524656][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.524732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.524814][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.524892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.524939][ T32] r4:85914780 [ 1351.525741][ T32] INFO: task kworker/1:478:6063 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.525826][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.538669][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.538765][ T32] Call trace: [ 1351.538887][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.538973][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.539003][ T32] r4:00000000 [ 1351.539044][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.539117][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.539152][ T32] 1d20: a1b71000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.539206][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.539236][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.539260][ T32] r5:80070013 r4:80239bb0 [ 1351.539306][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.539377][ T32] r4:82ac21e4 [ 1351.539440][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.539490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.539519][ T32] r4:e0581dc0 [ 1351.539545][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.539603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.539631][ T32] r4:00000000 [ 1351.539651][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.539717][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.539770][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.539872][ T32] r5:00001000 r4:df927000 [ 1351.539917][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.540044][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.540150][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.540206][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.540306][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.540355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.540450][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.540507][ T32] r4:84ddab80 [ 1351.540596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.540707][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.540759][ T32] r4:00000001 [ 1351.540820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.540915][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.540980][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.541046][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.541126][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.541199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.541251][ T32] r4:84cfd140 [ 1351.541302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.541390][ T32] INFO: task kworker/1:479:6065 blocked for more than 477 seconds. [ 1351.541499][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.541579][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.541637][ T32] task:kworker/1:479 state:D stack:0 pid:6065 tgid:6065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.541756][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.541865][ T32] Call trace: [ 1351.541936][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.542074][ T32] r10:8291a684 r9:eca41d84 r8:00000002 r7:60000113 r6:eca41d8c r5:8451b000 [ 1351.542112][ T32] r4:8451b000 [ 1351.542137][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.542181][ T32] r5:8451b000 r4:8291a680 [ 1351.542227][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.542273][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.542315][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca41e08 [ 1351.542338][ T32] r4:00000000 [ 1351.542358][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.542413][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.542477][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.542524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85914fc0 [ 1351.542547][ T32] r4:00000000 [ 1351.542567][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.542614][ T32] r9:83018205 r8:8451b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1351.542636][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.542691][ T32] r5:00001000 r4:ebaa3000 [ 1351.542739][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.542795][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.542876][ T32] r5:85853f8c r4:85853c00 [ 1351.542926][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.542987][ T32] r7:ddde2d80 r6:83018200 r5:85853f8c r4:858ec880 [ 1351.543026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.543078][ T32] r10:61c88647 r9:8451b000 r8:858ec8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.543101][ T32] r4:858ec880 [ 1351.543171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.543221][ T32] r10:00000000 r9:858ec880 r8:80287e08 r7:eca21e60 r6:85998780 r5:8451b000 [ 1351.543244][ T32] r4:00000001 [ 1351.543262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.543298][ T32] Exception stack(0xeca41fb0 to 0xeca41ff8) [ 1351.543324][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.543367][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.543399][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.543453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.543505][ T32] r4:859145c0 [ 1351.543966][ T32] INFO: task kworker/1:479:6065 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.544005][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.544087][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.544164][ T32] Call trace: [ 1351.544196][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.544248][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.544296][ T32] r4:00000000 [ 1351.544336][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.544405][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.544441][ T32] 1d20: a1b71000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.544495][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.544526][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.544570][ T32] r5:80070013 r4:80239bb0 [ 1351.544606][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.544653][ T32] r4:82ac21e4 [ 1351.544673][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.544738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.544765][ T32] r4:e0581dc0 [ 1351.544795][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.544872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.544900][ T32] r4:00000000 [ 1351.544939][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.544989][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.545011][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.545054][ T32] r5:00001000 r4:df927000 [ 1351.545075][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.545125][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.545173][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.545203][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.545254][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.545299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.545403][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.545441][ T32] r4:84ddab80 [ 1351.545464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.545545][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.545595][ T32] r4:00000001 [ 1351.545618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.545655][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.545681][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.545712][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.545763][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.545797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.545852][ T32] r4:84cfd140 [ 1351.545934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.572720][ T32] INFO: task kworker/1:480:6067 blocked for more than 478 seconds. [ 1351.572863][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.572922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.573004][ T32] task:kworker/1:480 state:D stack:0 pid:6067 tgid:6067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.573147][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.573295][ T32] Call trace: [ 1351.573405][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.573537][ T32] r10:8291a684 r9:eca49d84 r8:00000002 r7:60000113 r6:eca49d8c r5:8451bc00 [ 1351.573643][ T32] r4:8451bc00 [ 1351.573680][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.573731][ T32] r5:8451bc00 r4:8291a680 [ 1351.573753][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.573793][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.573847][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca49e08 [ 1351.573871][ T32] r4:00000000 [ 1351.573891][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.573927][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.574008][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.574059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85914440 [ 1351.574085][ T32] r4:00000000 [ 1351.574107][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.574159][ T32] r9:83018205 r8:8451bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1351.574182][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.574251][ T32] r5:00001000 r4:ebb37000 [ 1351.574278][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.574320][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.574387][ T32] r5:8447b38c r4:8447b000 [ 1351.574425][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.574509][ T32] r7:ddde2d80 r6:83018200 r5:8447b38c r4:858ec900 [ 1351.574559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.574611][ T32] r10:61c88647 r9:8451bc00 r8:858ec92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.574635][ T32] r4:858ec900 [ 1351.574656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.574702][ T32] r10:00000000 r9:858ec900 r8:80287e08 r7:eca21e60 r6:85998800 r5:8451bc00 [ 1351.574724][ T32] r4:00000001 [ 1351.574744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.574796][ T32] Exception stack(0xeca49fb0 to 0xeca49ff8) [ 1351.574861][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.574958][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.575042][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.575136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.575192][ T32] r4:84489300 [ 1351.581414][ T32] INFO: task kworker/1:480:6067 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.581547][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.581682][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.581772][ T32] Call trace: [ 1351.581819][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.581882][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.581906][ T32] r4:00000000 [ 1351.581928][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.582025][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.582060][ T32] 1d20: a1e40000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.582092][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.582173][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.582205][ T32] r5:80070013 r4:80239bb0 [ 1351.582284][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.582335][ T32] r4:82ac21e4 [ 1351.582379][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.582450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.582501][ T32] r4:e0581dc0 [ 1351.582597][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.582645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.582669][ T32] r4:00000000 [ 1351.582690][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.582737][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.582771][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.582841][ T32] r5:00001000 r4:df927000 [ 1351.582889][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.582958][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.583022][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.583047][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.583096][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.583117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.583164][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.583188][ T32] r4:84ddab80 [ 1351.583231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.583307][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.583359][ T32] r4:00000001 [ 1351.583383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.583422][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.583449][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.583502][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.583539][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.583630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.583685][ T32] r4:84cfd140 [ 1351.583723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.583761][ T32] INFO: task kworker/1:481:6069 blocked for more than 478 seconds. [ 1351.583801][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.583834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.583929][ T32] task:kworker/1:481 state:D stack:0 pid:6069 tgid:6069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.584082][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.584127][ T32] Call trace: [ 1351.584159][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.584209][ T32] r10:8291a684 r9:eca51d84 r8:00000002 r7:60000113 r6:eca51d8c r5:8451e000 [ 1351.584232][ T32] r4:8451e000 [ 1351.584252][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.584321][ T32] r5:8451e000 r4:8291a680 [ 1351.584347][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.584391][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.584436][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca51e08 [ 1351.584462][ T32] r4:00000000 [ 1351.584522][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.584587][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.584632][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.584677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f73040 [ 1351.584700][ T32] r4:00000000 [ 1351.584725][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.584772][ T32] r9:83018205 r8:8451e000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.584811][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.584863][ T32] r5:00001000 r4:ebbe3000 [ 1351.584884][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.584923][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.584991][ T32] r5:8586038c r4:85860000 [ 1351.585016][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.585067][ T32] r7:ddde2d80 r6:83018200 r5:8586038c r4:858eca00 [ 1351.585091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.585139][ T32] r10:61c88647 r9:8451e000 r8:858eca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.585166][ T32] r4:858eca00 [ 1351.585187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.585257][ T32] r10:00000000 r9:858eca00 r8:80287e08 r7:eca21e60 r6:85998880 r5:8451e000 [ 1351.585285][ T32] r4:00000001 [ 1351.585308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.585346][ T32] Exception stack(0xeca51fb0 to 0xeca51ff8) [ 1351.585373][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.585402][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.585429][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.585484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.585512][ T32] r4:84f73040 [ 1351.600138][ T32] INFO: task kworker/1:481:6069 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.600261][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.600369][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.600466][ T32] Call trace: [ 1351.600500][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.600563][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.600605][ T32] r4:00000000 [ 1351.600632][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.600676][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.600706][ T32] 1d20: a2025000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.600763][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.600794][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.600834][ T32] r5:80070013 r4:80239bb0 [ 1351.600859][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.600903][ T32] r4:82ac21e4 [ 1351.600924][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.600968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.600991][ T32] r4:e0581dc0 [ 1351.601012][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.601058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.601094][ T32] r4:00000000 [ 1351.601175][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.601281][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.601310][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.601356][ T32] r5:00001000 r4:df927000 [ 1351.601377][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.601417][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.601460][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.601522][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.601577][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.601623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.601715][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.601741][ T32] r4:84ddab80 [ 1351.601791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.601853][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.601876][ T32] r4:00000001 [ 1351.601919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.601999][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.602037][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.602102][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.602134][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.602164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.602211][ T32] r4:84cfd140 [ 1351.602240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.602295][ T32] INFO: task kworker/1:482:6071 blocked for more than 478 seconds. [ 1351.602335][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.602395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.602423][ T32] task:kworker/1:482 state:D stack:0 pid:6071 tgid:6071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.602493][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.602561][ T32] Call trace: [ 1351.602603][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.602657][ T32] r10:8291a684 r9:eca59d84 r8:00000002 r7:60000013 r6:eca59d8c r5:8451d400 [ 1351.602682][ T32] r4:8451d400 [ 1351.602727][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.602807][ T32] r5:8451d400 r4:8291a680 [ 1351.602833][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.602876][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.602930][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca59e08 [ 1351.602957][ T32] r4:00000000 [ 1351.602983][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.603021][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.603056][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.603097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f73180 [ 1351.603120][ T32] r4:00000000 [ 1351.603155][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.603204][ T32] r9:83018205 r8:8451d400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1351.603226][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.603269][ T32] r5:00001000 r4:ebc07000 [ 1351.603290][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.603348][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.603395][ T32] r5:8586078c r4:85860400 [ 1351.603416][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.603462][ T32] r7:ddde2d80 r6:83018200 r5:8586078c r4:858ec980 [ 1351.603508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.603575][ T32] r10:61c88647 r9:8451d400 r8:858ec9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.603606][ T32] r4:858ec980 [ 1351.603640][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.603689][ T32] r10:00000000 r9:858ec980 r8:80287e08 r7:eca21e60 r6:85998900 r5:8451d400 [ 1351.603747][ T32] r4:00000001 [ 1351.603771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.603819][ T32] Exception stack(0xeca59fb0 to 0xeca59ff8) [ 1351.603872][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.603907][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.603936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.603965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.604013][ T32] r4:84f73200 [ 1351.604428][ T32] INFO: task kworker/1:482:6071 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.604474][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.604532][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.604593][ T32] Call trace: [ 1351.604624][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.604676][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.604727][ T32] r4:00000000 [ 1351.604757][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.604807][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.604839][ T32] 1d20: a2025000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.604868][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.604895][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.604921][ T32] r5:80070013 r4:80239bb0 [ 1351.604944][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.604986][ T32] r4:82ac21e4 [ 1351.605006][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.605048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.605070][ T32] r4:e0581dc0 [ 1351.605090][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.605132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.605155][ T32] r4:00000000 [ 1351.605194][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.605281][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.605309][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.605352][ T32] r5:00001000 r4:df927000 [ 1351.605391][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.605444][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.605490][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.605512][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.605585][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.605613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.605681][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.605708][ T32] r4:84ddab80 [ 1351.605729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.605895][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.625091][ T32] r4:00000001 [ 1351.625142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.625229][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.625324][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.625360][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.625388][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.625418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.625443][ T32] r4:84cfd140 [ 1351.625504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.625544][ T32] INFO: task kworker/1:483:6073 blocked for more than 478 seconds. [ 1351.625579][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.625609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.625659][ T32] task:kworker/1:483 state:D stack:0 pid:6073 tgid:6073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.625750][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.625884][ T32] Call trace: [ 1351.625938][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.626867][ T32] r10:8291a684 r9:eca61d84 r8:00000002 r7:60000013 r6:eca61d8c r5:859bec00 [ 1351.626960][ T32] r4:859bec00 [ 1351.626990][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.627066][ T32] r5:859bec00 r4:8291a680 [ 1351.627096][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.627164][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.627213][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca61e08 [ 1351.627238][ T32] r4:00000000 [ 1351.627257][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.627293][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.627357][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.627453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f73300 [ 1351.627480][ T32] r4:00000000 [ 1351.627500][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.627549][ T32] r9:83018205 r8:859bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1351.627571][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.627619][ T32] r5:00001000 r4:ebc3b000 [ 1351.627652][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.627697][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.627742][ T32] r5:85860b8c r4:85860800 [ 1351.627763][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.627822][ T32] r7:ddde2d80 r6:83018200 r5:85860b8c r4:858eca80 [ 1351.627846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.627918][ T32] r10:61c88647 r9:859bec00 r8:858ecaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.627949][ T32] r4:858eca80 [ 1351.627970][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.628018][ T32] r10:00000000 r9:858eca80 r8:80287e08 r7:eca21e60 r6:85998980 r5:859bec00 [ 1351.628041][ T32] r4:00000001 [ 1351.628061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.628100][ T32] Exception stack(0xeca61fb0 to 0xeca61ff8) [ 1351.628129][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.628159][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.628186][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.628215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.628237][ T32] r4:84f73140 [ 1351.628691][ T32] INFO: task kworker/1:483:6073 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.628728][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.628833][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.628883][ T32] Call trace: [ 1351.628915][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.629014][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.629044][ T32] r4:00000000 [ 1351.629065][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.629108][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.629137][ T32] 1d20: a228d000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.629167][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.629192][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.629216][ T32] r5:80070013 r4:80239bb0 [ 1351.629237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.629277][ T32] r4:82ac21e4 [ 1351.629298][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.629341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.629379][ T32] r4:e0581dc0 [ 1351.629408][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.629466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.629493][ T32] r4:00000000 [ 1351.629516][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.629565][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.629592][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.629638][ T32] r5:00001000 r4:df927000 [ 1351.629682][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.629752][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.629801][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.629838][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.629889][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.629912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.630021][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.630078][ T32] r4:84ddab80 [ 1351.630145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.630203][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.630228][ T32] r4:00000001 [ 1351.630248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.630285][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.630312][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.630341][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.630368][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.630444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.630474][ T32] r4:84cfd140 [ 1351.630660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.630694][ T32] INFO: task kworker/1:484:6076 blocked for more than 478 seconds. [ 1351.630739][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.630799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.630835][ T32] task:kworker/1:484 state:D stack:0 pid:6076 tgid:6076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.630928][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.631023][ T32] Call trace: [ 1351.631077][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.631132][ T32] r10:8291a684 r9:eca11d84 r8:00000002 r7:60000113 r6:eca11d8c r5:8451ec00 [ 1351.631174][ T32] r4:8451ec00 [ 1351.631210][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.631256][ T32] r5:8451ec00 r4:8291a680 [ 1351.631277][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.631316][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.631358][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca11e08 [ 1351.631470][ T32] r4:00000000 [ 1351.631531][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.631615][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.631712][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.631818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f73500 [ 1351.631872][ T32] r4:00000000 [ 1351.631935][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.632056][ T32] r9:83018205 r8:8451ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1351.632116][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.632222][ T32] r5:00001000 r4:ebcef000 [ 1351.632289][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.632380][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.632470][ T32] r5:85860f8c r4:85860c00 [ 1351.632515][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.632662][ T32] r7:ddde2d80 r6:83018200 r5:85860f8c r4:858ecb00 [ 1351.632717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.632849][ T32] r10:61c88647 r9:8451ec00 r8:858ecb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.632907][ T32] r4:858ecb00 [ 1351.632951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.633061][ T32] r10:00000000 r9:858ecb00 r8:80287e08 r7:eca21e60 r6:85998a00 r5:8451ec00 [ 1351.633134][ T32] r4:00000001 [ 1351.633198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.633298][ T32] Exception stack(0xeca11fb0 to 0xeca11ff8) [ 1351.633373][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.633455][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.633522][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.633585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.633656][ T32] r4:84f73140 [ 1351.634239][ T32] INFO: task kworker/1:484:6076 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.634323][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.634473][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.634586][ T32] Call trace: [ 1351.634656][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.634761][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.634825][ T32] r4:00000000 [ 1351.634868][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.634951][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.635010][ T32] 1d20: a228d000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.635072][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.635127][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.635178][ T32] r5:80070013 r4:80239bb0 [ 1351.635279][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.635372][ T32] r4:82ac21e4 [ 1351.635417][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.635504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.635550][ T32] r4:e0581dc0 [ 1351.635590][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.635674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.635722][ T32] r4:00000000 [ 1351.635762][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.666716][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.666917][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.667076][ T32] r5:00001000 r4:df927000 [ 1351.667126][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.667215][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.667303][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.667350][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.667481][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.667535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.667633][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.667683][ T32] r4:84ddab80 [ 1351.667727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.667847][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.667917][ T32] r4:00000001 [ 1351.667986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.668081][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.668144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.668233][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.668298][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.668360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.668405][ T32] r4:84cfd140 [ 1351.668455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.668535][ T32] INFO: task kworker/1:485:6079 blocked for more than 478 seconds. [ 1351.668601][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.668654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.668717][ T32] task:kworker/1:485 state:D stack:0 pid:6079 tgid:6079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.668861][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.668952][ T32] Call trace: [ 1351.669049][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.669154][ T32] r10:8291a684 r9:eca6dd84 r8:00000002 r7:60000113 r6:eca6dd8c r5:859c0c00 [ 1351.669206][ T32] r4:859c0c00 [ 1351.669247][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.669330][ T32] r5:859c0c00 r4:8291a680 [ 1351.669371][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.669445][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.669490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca6de08 [ 1351.669513][ T32] r4:00000000 [ 1351.669534][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.669568][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.669605][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.669666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f738c0 [ 1351.669707][ T32] r4:00000000 [ 1351.669731][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.669778][ T32] r9:83018205 r8:859c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1351.669819][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.669868][ T32] r5:00001000 r4:ebd5d000 [ 1351.669888][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.669927][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.669989][ T32] r5:85861b8c r4:85861800 [ 1351.670010][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.670056][ T32] r7:ddde2d80 r6:83018200 r5:85861b8c r4:858ecb80 [ 1351.670077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.670123][ T32] r10:61c88647 r9:859c0c00 r8:858ecbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.670145][ T32] r4:858ecb80 [ 1351.670163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.670207][ T32] r10:00000000 r9:858ecb80 r8:80287e08 r7:eca21e60 r6:85998a80 r5:859c0c00 [ 1351.670229][ T32] r4:00000001 [ 1351.670248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.670283][ T32] Exception stack(0xeca6dfb0 to 0xeca6dff8) [ 1351.670309][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.670396][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.670428][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.670482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.670510][ T32] r4:84f73700 [ 1351.670964][ T32] INFO: task kworker/1:485:6079 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.671002][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.671109][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.671251][ T32] Call trace: [ 1351.671298][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.671353][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.671377][ T32] r4:00000000 [ 1351.671397][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.671437][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.671465][ T32] 1d20: a27ff000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.671496][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.671544][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.671573][ T32] r5:80070013 r4:80239bb0 [ 1351.671594][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.671635][ T32] r4:82ac21e4 [ 1351.671655][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.671712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.671739][ T32] r4:e0581dc0 [ 1351.671763][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.671814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.671838][ T32] r4:00000000 [ 1351.671859][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.671950][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.672009][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.672056][ T32] r5:00001000 r4:df927000 [ 1351.672077][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.672116][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.672158][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.672178][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.672258][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.672285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.672333][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.672356][ T32] r4:84ddab80 [ 1351.672408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.672462][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.672485][ T32] r4:00000001 [ 1351.672504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.672563][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.672623][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.672690][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.672754][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.672822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.672874][ T32] r4:84cfd140 [ 1351.672917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.672966][ T32] INFO: task kworker/1:486:6080 blocked for more than 478 seconds. [ 1351.673024][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.673072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.673116][ T32] task:kworker/1:486 state:D stack:0 pid:6080 tgid:6080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.673209][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.673295][ T32] Call trace: [ 1351.673361][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.673444][ T32] r10:8291a684 r9:eca71d84 r8:00000002 r7:60000113 r6:eca71d8c r5:859c1800 [ 1351.673473][ T32] r4:859c1800 [ 1351.673516][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.673564][ T32] r5:859c1800 r4:8291a680 [ 1351.673607][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.673654][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.673745][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca71e08 [ 1351.673824][ T32] r4:00000000 [ 1351.673873][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.673915][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.673992][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.674041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f73780 [ 1351.674069][ T32] r4:00000000 [ 1351.674089][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.674134][ T32] r9:83018205 r8:859c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.674182][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.674231][ T32] r5:00001000 r4:ebd39000 [ 1351.674300][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.674344][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.674386][ T32] r5:8586178c r4:85861400 [ 1351.674406][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.674457][ T32] r7:ddde2d80 r6:83018200 r5:8586178c r4:858ecc00 [ 1351.674479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.674551][ T32] r10:61c88647 r9:859c1800 r8:858ecc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.674578][ T32] r4:858ecc00 [ 1351.674598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.674644][ T32] r10:00000000 r9:858ecc00 r8:80287e08 r7:eca6de60 r6:85998b00 r5:859c1800 [ 1351.674667][ T32] r4:00000001 [ 1351.674689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.674726][ T32] Exception stack(0xeca71fb0 to 0xeca71ff8) [ 1351.674800][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.674840][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.674867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.674896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.674920][ T32] r4:84f73700 [ 1351.675252][ T32] INFO: task kworker/1:486:6080 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.675294][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.675352][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.675398][ T32] Call trace: [ 1351.675429][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.675483][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.675507][ T32] r4:00000000 [ 1351.675528][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.675591][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.675632][ T32] 1d20: a27ff000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.675688][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.675718][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.675778][ T32] r5:80070013 r4:80239bb0 [ 1351.675858][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.696497][ T32] r4:82ac21e4 [ 1351.696566][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.696644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.696671][ T32] r4:e0581dc0 [ 1351.696692][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.696763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.696793][ T32] r4:00000000 [ 1351.696851][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.696930][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.697028][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.697080][ T32] r5:00001000 r4:df927000 [ 1351.697124][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.697171][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.697226][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.697251][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.697327][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.697401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.697457][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.697482][ T32] r4:84ddab80 [ 1351.697503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.697561][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.697588][ T32] r4:00000001 [ 1351.697609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.697651][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.697683][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.697711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.697764][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.697820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.697849][ T32] r4:84cfd140 [ 1351.697874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.697930][ T32] INFO: task kworker/1:487:6082 blocked for more than 478 seconds. [ 1351.698008][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.698044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.698068][ T32] task:kworker/1:487 state:D stack:0 pid:6082 tgid:6082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.698154][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.698306][ T32] Call trace: ** 1 printk messages dropped ** [ 1351.698398][ T32] r10:8291a684 r9:eca79d84 r8:00000002 r7:60000113 r6:eca79d8c r5:859c0000 ** 10 printk messages dropped ** [ 1351.698798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f73a00 ** 7 printk messages dropped ** [ 1351.699123][ T32] r5:85861f8c r4:85861c00 [ 1351.699190][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.699638][ T32] r10:00000000 r9:858ecc80 r8:80287e08 r7:eca6de60 r6:85998b80 r5:859c0000 ** 1 printk messages dropped ** [ 1351.699728][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.699815][ T32] Exception stack(0xeca79fb0 to 0xeca79ff8) [ 1351.699878][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.699940][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.700003][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.700065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.700117][ T32] r4:84f73980 [ 1351.700957][ T32] INFO: task kworker/1:487:6082 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.701059][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.701180][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.701275][ T32] Call trace: [ 1351.701308][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.701362][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.701401][ T32] r4:00000000 [ 1351.701437][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.701485][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.701537][ T32] 1d20: a2af4000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.701573][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.701644][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.701675][ T32] r5:80070013 r4:80239bb0 [ 1351.701697][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.701743][ T32] r4:82ac21e4 [ 1351.701808][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.701927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.702018][ T32] r4:e0581dc0 [ 1351.702048][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.702094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.702119][ T32] r4:00000000 [ 1351.702140][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.702185][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.702220][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.702268][ T32] r5:00001000 r4:df927000 [ 1351.702290][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.702364][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.702413][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.702434][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.702503][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.702530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.702578][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.702669][ T32] r4:84ddab80 [ 1351.702693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.702740][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.702769][ T32] r4:00000001 [ 1351.702790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.702836][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.702864][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.702894][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.703023][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.703074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1351.703121][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1351.703605][ T32] r4:859c3000 ** 4 printk messages dropped ** [ 1351.703822][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca7de08 ** 10 printk messages dropped ** [ 1351.704237][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.704318][ T32] r5:85a1e78c r4:85a1e400 ** 3 printk messages dropped ** [ 1351.704517][ T32] r10:61c88647 r9:859c3000 r8:85998c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1351.704944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.704971][ T32] r4:85924180 [ 1351.705290][ T32] INFO: task kworker/0:981:6083 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.705351][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.705440][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.705484][ T32] Call trace: [ 1351.705515][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.705566][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.705590][ T32] r4:00000000 [ 1351.705622][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.705668][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.705711][ T32] 1d20: a2af4000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.705755][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.705789][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.705820][ T32] r5:80070013 r4:80239bb0 [ 1351.705842][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.727458][ T32] r4:82ac21e4 [ 1351.727552][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.727632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.727658][ T32] r4:e0581dc0 [ 1351.727680][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.727726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.727749][ T32] r4:00000000 [ 1351.727770][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.727830][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 2 printk messages dropped ** [ 1351.727947][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1351.728302][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.728451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.728785][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.729089][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.729485][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.729665][ T32] r5:8586238c r4:85862000 [ 1351.729686][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.729917][ T32] r10:00000000 r9:858ecd00 r8:80287e08 r7:eca79e60 r6:85998d00 r5:859c3c00 ** 7 printk messages dropped ** [ 1351.730297][ T32] r4:84f739c0 ** 3 printk messages dropped ** [ 1351.730980][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.731175][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1351.731597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 10 printk messages dropped ** [ 1351.732144][ T32] r5:84f0cf8c r4:84f0cc00 ** 6 printk messages dropped ** [ 1351.732512][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 7 printk messages dropped ** [ 1351.732896][ T32] r4:84cfd140 ** 5 printk messages dropped ** [ 1351.733166][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.733537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca89e08 ** 12 printk messages dropped ** [ 1351.734399][ T32] r5:85862b8c r4:85862800 [ 1351.734459][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.734556][ T32] r7:ddde2d80 r6:83018200 r5:85862b8c r4:858ece00 [ 1351.734621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.734739][ T32] r10:61c88647 r9:859c5400 r8:858ece2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.734795][ T32] r4:858ece00 [ 1351.734848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.734963][ T32] r10:00000000 r9:858ece00 r8:80287e08 r7:eca81e60 r6:85998d80 r5:859c5400 [ 1351.735018][ T32] r4:00000001 [ 1351.735062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.735154][ T32] Exception stack(0xeca89fb0 to 0xeca89ff8) [ 1351.735217][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.735284][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.735340][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.735426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.735459][ T32] r4:84f73b00 [ 1351.735758][ T32] INFO: task kworker/1:489:6088 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.735794][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.756706][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.756857][ T32] Call trace: [ 1351.757043][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.757111][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.757138][ T32] r4:00000000 [ 1351.757171][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.757248][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.757315][ T32] 1d20: a2f75000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.757362][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.757413][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.757465][ T32] r5:80070013 r4:80239bb0 [ 1351.757520][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.757595][ T32] r4:82ac21e4 [ 1351.757719][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.757839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.757884][ T32] r4:e0581dc0 [ 1351.757970][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.758058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.758109][ T32] r4:00000000 [ 1351.758146][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.758241][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.758295][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.758378][ T32] r5:00001000 r4:df927000 [ 1351.758426][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.758512][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.758595][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.758676][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.758771][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.758828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.758923][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.758966][ T32] r4:84ddab80 [ 1351.759013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.759106][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.759151][ T32] r4:00000001 [ 1351.759193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.759261][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.759320][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.759371][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.759444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.759532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.759592][ T32] r4:84cfd140 [ 1351.759638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.759716][ T32] INFO: task kworker/1:490:6089 blocked for more than 478 seconds. [ 1351.759797][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.759851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.759902][ T32] task:kworker/1:490 state:D stack:0 pid:6089 tgid:6089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.759993][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.760081][ T32] Call trace: [ 1351.760168][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.760259][ T32] r10:8291a684 r9:eca8dd84 r8:00000002 r7:60000113 r6:eca8dd8c r5:859c6000 [ 1351.760306][ T32] r4:859c6000 [ 1351.760351][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.760434][ T32] r5:859c6000 r4:8291a680 [ 1351.760478][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.760557][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.761172][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.761460][ T32] r5:8586278c r4:85862400 [ 1351.761499][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.761764][ T32] r4:858ecd80 ** 2 printk messages dropped ** [ 1351.761968][ T32] r4:00000001 [ 1351.762013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.762091][ T32] Exception stack(0xeca8dfb0 to 0xeca8dff8) [ 1351.762141][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.762201][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.762251][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.762311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.762356][ T32] r4:84f73bc0 [ 1351.763100][ T32] INFO: task kworker/1:490:6089 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.763185][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.763294][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.763383][ T32] Call trace: [ 1351.763512][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.763625][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.763690][ T32] r4:00000000 [ 1351.763728][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.763816][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.763875][ T32] 1d20: a2f75000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.763927][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.763984][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.764030][ T32] r5:80070013 r4:80239bb0 [ 1351.764079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.764160][ T32] r4:82ac21e4 [ 1351.764200][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.764286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.764337][ T32] r4:e0581dc0 [ 1351.764388][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.764479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.764603][ T32] r4:00000000 [ 1351.764652][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.764742][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.764792][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.764887][ T32] r5:00001000 r4:df927000 [ 1351.764933][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.765013][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.765136][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.765198][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.765293][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1351.765339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.765434][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.765482][ T32] r4:84ddab80 [ 1351.765524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.765620][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1351.765666][ T32] r4:00000001 [ 1351.765709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.765780][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1351.789719][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.789857][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.789895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.789934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.789980][ T32] r4:84cfd140 [ 1351.790038][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.790120][ T32] INFO: task kworker/0:982:6092 blocked for more than 478 seconds. [ 1351.790171][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.790197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.790222][ T32] task:kworker/0:982 state:D stack:0 pid:6092 tgid:6092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.790282][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.790357][ T32] Call trace: [ 1351.790394][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.790474][ T32] r10:8291a684 r9:eca5dd84 r8:00000002 r7:60000113 r6:eca5dd8c r5:859c6c00 [ 1351.790506][ T32] r4:859c6c00 [ 1351.790528][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.790573][ T32] r5:859c6c00 r4:8291a680 [ 1351.790595][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.790649][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.790700][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca5de08 [ 1351.790725][ T32] r4:00000000 [ 1351.790746][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.790781][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.790828][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.790872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8588f5c0 [ 1351.790926][ T32] r4:00000000 [ 1351.790953][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1351.791054][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.791368][ T32] r5:8586778c r4:85867400 [ 1351.791414][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1351.791594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.791980][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.792353][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.793589][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.794023][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1351.794438][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1351.794568][ T32] r4:e0581dc0 ** 5 printk messages dropped ** [ 1351.794833][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.795223][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1351.795496][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.795546][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.795579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.795603][ T32] r4:84cfd140 [ 1351.795646][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.795677][ T32] INFO: task kworker/1:491:6094 blocked for more than 478 seconds. [ 1351.795712][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1351.795767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.795808][ T32] task:kworker/1:491 state:D stack:0 pid:6094 tgid:6094 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.813016][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.813113][ T32] Call trace: [ 1351.813165][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1351.813226][ T32] r10:8291a684 r9:eca95d84 r8:00000002 r7:60000013 r6:eca95d8c r5:859c2400 [ 1351.813252][ T32] r4:859c2400 [ 1351.813311][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.813360][ T32] r5:859c2400 r4:8291a680 [ 1351.813382][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.813444][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.813492][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca95e08 [ 1351.813516][ T32] r4:00000000 [ 1351.813537][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.813584][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.813628][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.813672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f73f00 [ 1351.813695][ T32] r4:00000000 [ 1351.813738][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.813796][ T32] r9:83018205 r8:859c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1351.813826][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.813871][ T32] r5:00001000 r4:ec8f7000 [ 1351.813892][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.813933][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.814002][ T32] r5:85862f8c r4:85862c00 [ 1351.814024][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.814073][ T32] r7:ddde2d80 r6:83018200 r5:85862f8c r4:858ece80 [ 1351.814094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.814141][ T32] r10:61c88647 r9:859c2400 r8:858eceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.814164][ T32] r4:858ece80 [ 1351.814183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1351.814274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1351.815320][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1351.824495][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1351.825333][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 6 printk messages dropped ** [ 1351.825574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.825925][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.840049][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1351.840751][ T32] r5:8586378c r4:85863400 ** 3 printk messages dropped ** [ 1351.840983][ T32] r10:61c88647 r9:84df8000 r8:858ecf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.841369][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.842109][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.842310][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1351.842553][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.842967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 9 printk messages dropped ** [ 1351.843627][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 5 printk messages dropped ** [ 1351.843868][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.844102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.844499][ T32] r10:8291a684 r9:ecaa1d84 r8:00000002 r7:60000113 r6:ecaa1d8c r5:84df8c00 [ 1351.844523][ T32] r4:84df8c00 [ 1351.844544][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1351.844611][ T32] r5:84df8c00 r4:8291a680 [ 1351.844635][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.844747][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.844853][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa1e08 [ 1351.844927][ T32] r4:00000000 [ 1351.844992][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1351.845113][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1351.845203][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.845306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84489580 [ 1351.845375][ T32] r4:00000000 [ 1351.845428][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.845524][ T32] r9:83018205 r8:84df8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1351.845575][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.845683][ T32] r5:00001000 r4:ec901000 [ 1351.845763][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.857914][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.858211][ T32] r5:8586338c r4:85863000 [ 1351.858284][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.858400][ T32] r7:ddde2d80 r6:83018200 r5:8586338c r4:858ecf80 [ 1351.858473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.858584][ T32] r10:61c88647 r9:84df8c00 r8:858ecfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.858649][ T32] r4:858ecf80 [ 1351.858723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.858834][ T32] r10:00000000 r9:858ecf80 r8:80287e08 r7:eca9de60 r6:858f6080 r5:84df8c00 [ 1351.859039][ T32] r4:00000001 [ 1351.859126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.859227][ T32] Exception stack(0xecaa1fb0 to 0xecaa1ff8) [ 1351.859299][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.859368][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.859432][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.859500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.859557][ T32] r4:844895c0 [ 1351.860346][ T32] INFO: task kworker/1:493:6097 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.860460][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.860626][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.860731][ T32] Call trace: [ 1351.860842][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.860946][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.860993][ T32] r4:00000000 [ 1351.861051][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.861182][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.861256][ T32] 1d20: a3b46000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.861328][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.861411][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.861490][ T32] r5:80070013 r4:80239bb0 [ 1351.861549][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.861656][ T32] r4:82ac21e4 [ 1351.861723][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.861828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.861885][ T32] r4:e0581dc0 [ 1351.861934][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.862063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.862126][ T32] r4:00000000 [ 1351.862174][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.862276][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 14 printk messages dropped ** [ 1351.863534][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1351.863991][ T32] INFO: task kworker/1:494:6099 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.864674][ T32] r4:84dfa400 ** 4 printk messages dropped ** [ 1351.865061][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa9e08 ** 7 printk messages dropped ** [ 1351.865652][ T32] r9:83018205 r8:84dfa400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 ** 4 printk messages dropped ** [ 1351.888984][ T32] r5:85863b8c r4:85863800 ** 1 printk messages dropped ** [ 1351.889155][ T32] r7:ddde2d80 r6:83018200 r5:85863b8c r4:85900000 ** 4 printk messages dropped ** [ 1351.889554][ T32] r10:00000000 r9:85900000 r8:80287e08 r7:eca9de60 r6:858f6100 r5:84dfa400 ** 9 printk messages dropped ** [ 1351.891041][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1351.893290][ T32] r5:84f0cf8c r4:84f0cc00 ** 11 printk messages dropped ** [ 1351.894229][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1351.895712][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab1e08 ** 12 printk messages dropped ** [ 1351.927897][ T32] r5:8586578c r4:85865400 ** 3 printk messages dropped ** [ 1351.928244][ T32] r10:61c88647 r9:84dfbc00 r8:859000ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.928302][ T32] r4:85900080 [ 1351.928359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.928470][ T32] r10:00000000 r9:85900080 r8:80287e08 r7:ecaa9e60 r6:858f6180 r5:84dfbc00 [ 1351.928551][ T32] r4:00000001 [ 1351.928624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.928775][ T32] Exception stack(0xecab1fb0 to 0xecab1ff8) [ 1351.928857][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.928924][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.928990][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.929085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.929146][ T32] r4:858f5000 [ 1351.930021][ T32] INFO: task kworker/1:495:6101 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1351.930123][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.930282][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.930424][ T32] Call trace: [ 1351.930502][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.930620][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1351.930676][ T32] r4:00000000 [ 1351.930726][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.930822][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1351.930889][ T32] 1d20: a42a3000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1351.930957][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1351.931019][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.931085][ T32] r5:80070013 r4:80239bb0 [ 1351.931139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.931233][ T32] r4:82ac21e4 [ 1351.931285][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.931381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1351.931438][ T32] r4:e0581dc0 [ 1351.931486][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1351.931580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1351.931636][ T32] r4:00000000 [ 1351.931731][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1351.931843][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.931901][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1351.931997][ T32] r5:00001000 r4:df927000 [ 1351.932056][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1351.932150][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.932382][ T32] r5:84f0cf8c r4:84f0cc00 [ 1351.932448][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.932921][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 13 printk messages dropped ** [ 1351.933937][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1351.935175][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.956785][ T32] r5:85863f8c r4:85863c00 ** 3 printk messages dropped ** [ 1351.957157][ T32] r10:61c88647 r9:84dfb000 r8:8590012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1351.959489][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 22 printk messages dropped ** [ 1351.961517][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1351.963095][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1351.963911][ T32] r4:84dfd400 ** 5 printk messages dropped ** [ 1351.964627][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.965001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f5440 ** 7 printk messages dropped ** [ 1351.999331][ T32] r5:8586438c r4:85864000 [ 1351.999526][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.000127][ T32] r10:00000000 r9:85900180 r8:80287e08 r7:ecab1e60 r6:858f6280 r5:84dfd400 ** 8 printk messages dropped ** [ 1352.001549][ T32] INFO: task kworker/1:497:6105 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.001670][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.001834][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.002011][ T32] Call trace: [ 1352.002105][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.002241][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.002335][ T32] r4:00000000 [ 1352.002392][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.002506][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.002579][ T32] 1d20: a4695000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.002649][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.002712][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.002802][ T32] r5:80070013 r4:80239bb0 [ 1352.002876][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.002972][ T32] r4:82ac21e4 [ 1352.003023][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.003131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.003202][ T32] r4:e0581dc0 [ 1352.003280][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.003398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.003457][ T32] r4:00000000 [ 1352.003504][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.003611][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.003664][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.003780][ T32] r5:00001000 r4:df927000 [ 1352.003839][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.003966][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.004124][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.004203][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.004315][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.004425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.004545][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.004633][ T32] r4:84ddab80 [ 1352.004710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.004827][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.004883][ T32] r4:00000001 [ 1352.004932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.005015][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.005094][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.005164][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.005229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.005300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.005355][ T32] r4:84cfd140 [ 1352.005483][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.005572][ T32] INFO: task kworker/1:498:6107 blocked for more than 478 seconds. [ 1352.005647][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1352.005720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.005793][ T32] task:kworker/1:498 state:D stack:0 pid:6107 tgid:6107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.026873][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.027082][ T32] Call trace: [ 1352.027169][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1352.027300][ T32] r10:8291a684 r9:ecacdd84 r8:00000002 r7:60000013 r6:ecacdd8c r5:84df9800 [ 1352.027360][ T32] r4:84df9800 [ 1352.027454][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.027565][ T32] r5:84df9800 r4:8291a680 [ 1352.027617][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.027705][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.027832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecacde08 [ 1352.027897][ T32] r4:00000000 [ 1352.027947][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.028035][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.028132][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.028224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f5500 [ 1352.028281][ T32] r4:00000000 [ 1352.028334][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.028441][ T32] r9:83018205 r8:84df9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1352.028494][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.028595][ T32] r5:00001000 r4:ecacf000 [ 1352.028644][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.028733][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.028827][ T32] r5:8586478c r4:85864400 [ 1352.028873][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.028981][ T32] r7:ddde2d80 r6:83018200 r5:8586478c r4:85900200 [ 1352.029055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.029171][ T32] r10:61c88647 r9:84df9800 r8:8590022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.029229][ T32] r4:85900200 [ 1352.029279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.029383][ T32] r10:00000000 r9:85900200 r8:80287e08 r7:ecab1e60 r6:858f6300 r5:84df9800 [ 1352.029436][ T32] r4:00000001 [ 1352.029485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.029574][ T32] Exception stack(0xecacdfb0 to 0xecacdff8) [ 1352.029669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.029744][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.029812][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.029880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.029934][ T32] r4:858f5400 [ 1352.030820][ T32] INFO: task kworker/1:498:6107 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.030921][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.031112][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.031212][ T32] Call trace: [ 1352.031285][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.031400][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.031458][ T32] r4:00000000 [ 1352.031504][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.031592][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.031657][ T32] 1d20: a489c000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.031808][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.031880][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.031935][ T32] r5:80070013 r4:80239bb0 [ 1352.032014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.032201][ T32] r4:82ac21e4 [ 1352.032263][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.032360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.032418][ T32] r4:e0581dc0 [ 1352.032465][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.032581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.032640][ T32] r4:00000000 [ 1352.032690][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.032806][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.032866][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1352.033406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1352.034080][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 5 printk messages dropped ** [ 1352.034552][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1352.035344][ T32] r4:84dfe000 ** 7 printk messages dropped ** [ 1352.060727][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.061668][ T32] r5:85864b8c r4:85864800 ** 3 printk messages dropped ** [ 1352.062075][ T32] r10:61c88647 r9:84dfe000 r8:859002ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1352.062475][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.063642][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.063897][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 6 printk messages dropped ** [ 1352.064093][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1352.064407][ T32] r5:00001000 r4:df927000 ** 6 printk messages dropped ** [ 1352.064694][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1352.065100][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.065352][ T32] task:kworker/1:500 state:D stack:0 pid:6111 tgid:6111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.065465][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.065543][ T32] Call trace: [ 1352.065584][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1352.065639][ T32] r10:8291a684 r9:ecaf1d84 r8:00000002 r7:60000013 r6:ecaf1d8c r5:84dfc800 [ 1352.065695][ T32] r4:84dfc800 [ 1352.065741][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.065819][ T32] r5:84dfc800 r4:8291a680 [ 1352.065929][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.075623][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.075744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf1e08 [ 1352.075776][ T32] r4:00000000 [ 1352.075832][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.075933][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.076357][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.076422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f57c0 [ 1352.076446][ T32] r4:00000000 [ 1352.076466][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.076515][ T32] r9:83018205 r8:84dfc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1352.076537][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.076584][ T32] r5:00001000 r4:ecae7000 [ 1352.076630][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.076678][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.076722][ T32] r5:85864f8c r4:85864c00 [ 1352.076742][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.076790][ T32] r7:ddde2d80 r6:83018200 r5:85864f8c r4:85900300 [ 1352.076811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.076858][ T32] r10:61c88647 r9:84dfc800 r8:8590032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.076930][ T32] r4:85900300 [ 1352.076955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.077003][ T32] r10:00000000 r9:85900300 r8:80287e08 r7:ecab1e60 r6:858f6400 r5:84dfc800 [ 1352.077027][ T32] r4:00000001 [ 1352.077053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.077093][ T32] Exception stack(0xecaf1fb0 to 0xecaf1ff8) [ 1352.077158][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.077227][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.077295][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.077379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.077446][ T32] r4:858f5600 [ 1352.078286][ T32] INFO: task kworker/1:500:6111 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.078380][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.078571][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.078720][ T32] Call trace: [ 1352.078791][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.078908][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.078966][ T32] r4:00000000 [ 1352.079014][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.079111][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.079175][ T32] 1d20: a4a42000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.079238][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.079294][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.079348][ T32] r5:80070013 r4:80239bb0 [ 1352.079393][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.079501][ T32] r4:82ac21e4 [ 1352.079571][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.079673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.079722][ T32] r4:e0581dc0 [ 1352.079763][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.079842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.079868][ T32] r4:00000000 [ 1352.079888][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.079936][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 2 printk messages dropped ** [ 1352.080055][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1352.080576][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 6 printk messages dropped ** [ 1352.081145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1352.081673][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.082170][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1352.082557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f5880 ** 7 printk messages dropped ** [ 1352.082998][ T32] r5:8586538c r4:85865000 [ 1352.083053][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.083349][ T32] r10:61c88647 r9:84dfec00 r8:859003ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.083948][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.085260][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.085751][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1352.109584][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.109807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 9 printk messages dropped ** [ 1352.110564][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 10 printk messages dropped ** [ 1352.110962][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1352.112041][ T32] r5:8451c800 r4:8291a680 ** 2 printk messages dropped ** [ 1352.112285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb05e08 ** 7 printk messages dropped ** [ 1352.112855][ T32] r9:83018205 r8:8451c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 ** 4 printk messages dropped ** [ 1352.113331][ T32] r5:859ee78c r4:859ee400 [ 1352.113386][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.113808][ T32] r4:85900400 ** 5 printk messages dropped ** [ 1352.114312][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.115112][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1352.115597][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1352.115745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.115780][ T32] r4:e0581dc0 [ 1352.115800][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.115843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.115909][ T32] r4:00000000 [ 1352.139185][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.139324][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.139357][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.139408][ T32] r5:00001000 r4:df927000 [ 1352.139429][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.139470][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.139514][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.139565][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.139624][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.139648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.139722][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.139751][ T32] r4:84ddab80 [ 1352.139786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.139838][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.139861][ T32] r4:00000001 [ 1352.139880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.139917][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.139947][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.139993][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.140026][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.140067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.140188][ T32] r4:84cfd140 [ 1352.140216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.140253][ T32] INFO: task kworker/1:503:6117 blocked for more than 478 seconds. [ 1352.140313][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1352.140342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.140365][ T32] task:kworker/1:503 state:D stack:0 pid:6117 tgid:6117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.140456][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.140503][ T32] Call trace: [ 1352.140559][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1352.140617][ T32] r10:8291a684 r9:ecb15d84 r8:00000002 r7:60000013 r6:ecb15d8c r5:859d8c00 [ 1352.140640][ T32] r4:859d8c00 [ 1352.140660][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.140702][ T32] r5:859d8c00 r4:8291a680 [ 1352.140721][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.140790][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.140856][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb15e08 [ 1352.140932][ T32] r4:00000000 [ 1352.140956][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.141052][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.141093][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.141159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f5bc0 [ 1352.141187][ T32] r4:00000000 [ 1352.141274][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.141360][ T32] r9:83018205 r8:859d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1352.141387][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.141430][ T32] r5:00001000 r4:ecb0d000 [ 1352.141492][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.141536][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.141578][ T32] r5:85865b8c r4:85865800 [ 1352.141638][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.141719][ T32] r7:ddde2d80 r6:83018200 r5:85865b8c r4:85900480 [ 1352.141744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.141793][ T32] r10:61c88647 r9:859d8c00 r8:859004ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.141818][ T32] r4:85900480 [ 1352.141837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.141881][ T32] r10:00000000 r9:85900480 r8:80287e08 r7:ecb05e60 r6:858f6580 r5:859d8c00 [ 1352.141904][ T32] r4:00000001 [ 1352.141952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.142055][ T32] Exception stack(0xecb15fb0 to 0xecb15ff8) [ 1352.142096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.142125][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.142153][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.142184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.142254][ T32] r4:858f5a00 [ 1352.142703][ T32] INFO: task kworker/1:503:6117 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.142741][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.142836][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.142944][ T32] Call trace: [ 1352.143026][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.143086][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.143111][ T32] r4:00000000 [ 1352.143172][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.143218][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.143247][ T32] 1d20: a50d1000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.143276][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.143301][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.143326][ T32] r5:80070013 r4:80239bb0 [ 1352.143347][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.143388][ T32] r4:82ac21e4 [ 1352.143408][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.143451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.143600][ T32] r4:e0581dc0 [ 1352.143709][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.143783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.143812][ T32] r4:00000000 [ 1352.143834][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.143879][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.143902][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.143944][ T32] r5:00001000 r4:df927000 [ 1352.143964][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.144005][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.144082][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.144164][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.144217][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.144239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.144285][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.144307][ T32] r4:84ddab80 [ 1352.144326][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.144370][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.144393][ T32] r4:00000001 [ 1352.144411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.144453][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.144554][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.144588][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.144617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.144646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.144668][ T32] r4:84cfd140 [ 1352.144689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.144713][ T32] INFO: task kworker/1:504:6119 blocked for more than 478 seconds. ** 3 printk messages dropped ** [ 1352.144871][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.145400][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1352.166747][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.166963][ T32] r5:85865f8c r4:85865c00 ** 2 printk messages dropped ** [ 1352.167130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1352.168692][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 21 printk messages dropped ** [ 1352.170262][ T32] r5:84f0cf8c r4:84f0cc00 ** 12 printk messages dropped ** [ 1352.170828][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.171350][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.171428][ T32] Call trace: [ 1352.171463][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1352.171521][ T32] r10:8291a684 r9:ecb31d84 r8:00000002 r7:60000113 r6:ecb31d8c r5:859d8000 [ 1352.171544][ T32] r4:859d8000 [ 1352.171592][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.171642][ T32] r5:859d8000 r4:8291a680 [ 1352.171668][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.171763][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.171891][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb31e08 [ 1352.171966][ T32] r4:00000000 [ 1352.171990][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.172027][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.172068][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.172218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f5ec0 [ 1352.172250][ T32] r4:00000000 [ 1352.172272][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.172320][ T32] r9:83018205 r8:859d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1352.172343][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.172409][ T32] r5:00001000 r4:ecb29000 [ 1352.172433][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.172473][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.172541][ T32] r5:8586638c r4:85866000 [ 1352.172599][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.172703][ T32] r7:ddde2d80 r6:83018200 r5:8586638c r4:85900580 [ 1352.172756][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.172859][ T32] r10:61c88647 r9:859d8000 r8:859005ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.172919][ T32] r4:85900580 [ 1352.172962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.173067][ T32] r10:00000000 r9:85900580 r8:80287e08 r7:ecb05e60 r6:858f6680 r5:859d8000 [ 1352.173123][ T32] r4:00000001 [ 1352.173188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.173275][ T32] Exception stack(0xecb31fb0 to 0xecb31ff8) [ 1352.173353][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.173425][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.173492][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.173580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.173660][ T32] r4:858f5c40 [ 1352.174161][ T32] INFO: task kworker/1:505:6121 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.174211][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.174348][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.174409][ T32] Call trace: [ 1352.174455][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.174534][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.174564][ T32] r4:00000000 [ 1352.174584][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.174628][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.174656][ T32] 1d20: a53fe000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.174685][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.174709][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.174733][ T32] r5:80070013 r4:80239bb0 [ 1352.174754][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.174795][ T32] r4:82ac21e4 [ 1352.174843][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.174895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.174920][ T32] r4:e0581dc0 [ 1352.174940][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.175004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.175032][ T32] r4:00000000 [ 1352.175058][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.175104][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.175126][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.175167][ T32] r5:00001000 r4:df927000 [ 1352.175188][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.175258][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.175306][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.175326][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.175375][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.175395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.175441][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.175465][ T32] r4:84ddab80 [ 1352.175484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.175528][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.175579][ T32] r4:00000001 [ 1352.175604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.175641][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.175673][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.175704][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.175732][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.175780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.176062][ T32] r4:84cfd140 [ 1352.204767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.204832][ T32] INFO: task kworker/1:506:6124 blocked for more than 478 seconds. [ 1352.204869][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1352.204895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.204917][ T32] task:kworker/1:506 state:D stack:0 pid:6124 tgid:6124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.205059][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.205125][ T32] Call trace: [ 1352.205177][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1352.205237][ T32] r10:8291a684 r9:ecb41d84 r8:00000002 r7:60000113 r6:ecb41d8c r5:859db000 [ 1352.205262][ T32] r4:859db000 [ 1352.205282][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.205369][ T32] r5:859db000 r4:8291a680 [ 1352.205394][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.205460][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.205511][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb41e08 [ 1352.205535][ T32] r4:00000000 [ 1352.205555][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.205589][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.205628][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.205681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844895c0 [ 1352.205708][ T32] r4:00000000 [ 1352.205727][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.205775][ T32] r9:83018205 r8:859db000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1352.205825][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.208494][ T32] r5:00001000 r4:ecb39000 [ 1352.208537][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.208624][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.208674][ T32] r5:8586678c r4:85866400 [ 1352.208695][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.208744][ T32] r7:ddde2d80 r6:83018200 r5:8586678c r4:85900600 [ 1352.208765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.208813][ T32] r10:61c88647 r9:859db000 r8:8590062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.208836][ T32] r4:85900600 [ 1352.208855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.208902][ T32] r10:00000000 r9:85900600 r8:80287e08 r7:ecb05e60 r6:858f6700 r5:859db000 [ 1352.208925][ T32] r4:00000001 [ 1352.208945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.209007][ T32] Exception stack(0xecb41fb0 to 0xecb41ff8) [ 1352.209067][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.209104][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.209131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.209187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.209272][ T32] r4:85914000 [ 1352.209715][ T32] INFO: task kworker/1:506:6124 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.209754][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.209843][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.209892][ T32] Call trace: [ 1352.210020][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.210088][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.210141][ T32] r4:00000000 [ 1352.210167][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.210259][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.210292][ T32] 1d20: a599f000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.210323][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.210348][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.210385][ T32] r5:80070013 r4:80239bb0 [ 1352.210411][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.210453][ T32] r4:82ac21e4 [ 1352.210473][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.210541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.210569][ T32] r4:e0581dc0 [ 1352.210591][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.210635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.210657][ T32] r4:00000000 [ 1352.210677][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.210723][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.210745][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.210800][ T32] r5:00001000 r4:df927000 [ 1352.210825][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.210868][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.210910][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.210931][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.210977][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.211027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.211107][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.211134][ T32] r4:84ddab80 [ 1352.211156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.211203][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.211226][ T32] r4:00000001 [ 1352.211246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.211280][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.211307][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.211335][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.211374][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.211432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.211458][ T32] r4:84cfd140 [ 1352.211480][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.211509][ T32] INFO: task kworker/1:507:6126 blocked for more than 478 seconds. [ 1352.211569][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1352.211652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.211707][ T32] task:kworker/1:507 state:D stack:0 pid:6126 tgid:6126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.211806][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.211893][ T32] Call trace: [ 1352.212008][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1352.212153][ T32] r10:8291a684 r9:ec81dd84 r8:00000002 r7:60000013 r6:ec81dd8c r5:859dbc00 [ 1352.212213][ T32] r4:859dbc00 [ 1352.212273][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.212370][ T32] r5:859dbc00 r4:8291a680 [ 1352.212418][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.212537][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.212640][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec81de08 [ 1352.212741][ T32] r4:00000000 [ 1352.212796][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.212880][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.212959][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.213072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a2000 [ 1352.213142][ T32] r4:00000000 [ 1352.213206][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.213378][ T32] r9:83018205 r8:859dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1352.213468][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.213568][ T32] r5:00001000 r4:dfae9000 [ 1352.213620][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.213730][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.213832][ T32] r5:85866b8c r4:85866800 [ 1352.213895][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.214050][ T32] r7:ddde2d80 r6:83018200 r5:85866b8c r4:85900680 [ 1352.214173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.214290][ T32] r10:61c88647 r9:859dbc00 r8:859006ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.214343][ T32] r4:85900680 [ 1352.214386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.214481][ T32] r10:00000000 r9:85900680 r8:80287e08 r7:ecb41e60 r6:858f6780 r5:859dbc00 [ 1352.214532][ T32] r4:00000001 [ 1352.214573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.214654][ T32] Exception stack(0xec81dfb0 to 0xec81dff8) [ 1352.214712][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.214772][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.214837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.214976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.215038][ T32] r4:858a2080 [ 1352.215590][ T32] INFO: task kworker/1:507:6126 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.215670][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.215790][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.233669][ T32] Call trace: [ 1352.233804][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.233910][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.233943][ T32] r4:00000000 [ 1352.233991][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.234066][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.234105][ T32] 1d20: a5b13000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.234135][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.234160][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.234207][ T32] r5:80070013 r4:80239bb0 [ 1352.234232][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.234277][ T32] r4:82ac21e4 [ 1352.234298][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.234340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.234387][ T32] r4:e0581dc0 [ 1352.234412][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.234462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.234485][ T32] r4:00000000 [ 1352.234504][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.234551][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.234574][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.234620][ T32] r5:00001000 r4:df927000 [ 1352.234642][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.234682][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.234726][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.234747][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.234798][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.234820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.234881][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.234910][ T32] r4:84ddab80 [ 1352.234990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.235091][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.235145][ T32] r4:00000001 [ 1352.235189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.235266][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.235321][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.235416][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.235496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.235561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.235629][ T32] r4:84cfd140 [ 1352.235691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.235754][ T32] INFO: task kworker/1:508:6128 blocked for more than 478 seconds. [ 1352.235826][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1352.250502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.250623][ T32] task:kworker/1:508 state:D stack:0 pid:6128 tgid:6128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.250694][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.250760][ T32] Call trace: [ 1352.250794][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1352.250854][ T32] r10:8291a684 r9:ec999d84 r8:00000002 r7:60000113 r6:ec999d8c r5:859dc800 [ 1352.250895][ T32] r4:859dc800 [ 1352.250921][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.250967][ T32] r5:859dc800 r4:8291a680 [ 1352.250988][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.251028][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.251101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec999e08 [ 1352.251130][ T32] r4:00000000 [ 1352.251150][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.251185][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.251241][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.251288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a2800 [ 1352.251359][ T32] r4:00000000 [ 1352.251383][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.251432][ T32] r9:83018205 r8:859dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1352.251477][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.251525][ T32] r5:00001000 r4:ebb85000 [ 1352.251557][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.251601][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.251646][ T32] r5:85867f8c r4:85867c00 [ 1352.251689][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.251764][ T32] r7:ddde2d80 r6:83018200 r5:85867f8c r4:85900700 [ 1352.251791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.251842][ T32] r10:61c88647 r9:859dc800 r8:8590072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.251912][ T32] r4:85900700 [ 1352.251937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.251985][ T32] r10:00000000 r9:85900700 r8:80287e08 r7:ec81de60 r6:858f6800 r5:859dc800 [ 1352.252031][ T32] r4:00000001 [ 1352.252060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.252101][ T32] Exception stack(0xec999fb0 to 0xec999ff8) [ 1352.252131][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.252239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.252271][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.252306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.252332][ T32] r4:858a2100 [ 1352.252789][ T32] INFO: task kworker/1:508:6128 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.252853][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.252919][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.252988][ T32] Call trace: [ 1352.253037][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.253135][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.253164][ T32] r4:00000000 [ 1352.253184][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.253250][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.253335][ T32] 1d20: a5dc1000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.253396][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.253425][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.253472][ T32] r5:80070013 r4:80239bb0 [ 1352.253526][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.253581][ T32] r4:82ac21e4 [ 1352.253603][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.253648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.253672][ T32] r4:e0581dc0 [ 1352.253691][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.253734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.253756][ T32] r4:00000000 [ 1352.253792][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.253869][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.253896][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.253946][ T32] r5:00001000 r4:df927000 [ 1352.253997][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.254041][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.254095][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.254116][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.254178][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.254206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.254257][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.254281][ T32] r4:84ddab80 [ 1352.254301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.254388][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.254491][ T32] r4:00000001 [ 1352.254517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.254624][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.254717][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.254749][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.254776][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.254805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.254827][ T32] r4:84cfd140 [ 1352.254851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.254883][ T32] INFO: task kworker/1:509:6129 blocked for more than 478 seconds. [ 1352.254917][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1352.254977][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.255042][ T32] task:kworker/1:509 state:D stack:0 pid:6129 tgid:6129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.255111][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.255158][ T32] Call trace: [ 1352.255190][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1352.255253][ T32] r10:8291a684 r9:ec9a5d84 r8:00000002 r7:60000113 r6:ec9a5d8c r5:859dd400 [ 1352.255295][ T32] r4:859dd400 [ 1352.255320][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.255410][ T32] r5:859dd400 r4:8291a680 [ 1352.255434][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.255474][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.255519][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a5e08 [ 1352.255568][ T32] r4:00000000 [ 1352.255593][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.255630][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.255681][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.255727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a22c0 [ 1352.255751][ T32] r4:00000000 [ 1352.255770][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.255815][ T32] r9:83018205 r8:859dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1352.255836][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.266515][ T32] r5:00001000 r4:eaf27000 [ 1352.266564][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.266634][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.266678][ T32] r5:85866f8c r4:85866c00 [ 1352.266700][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.266748][ T32] r7:ddde2d80 r6:83018200 r5:85866f8c r4:85900780 [ 1352.266814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.266869][ T32] r10:61c88647 r9:859dd400 r8:859007ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.266893][ T32] r4:85900780 [ 1352.266912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.266962][ T32] r10:00000000 r9:85900780 r8:80287e08 r7:ec999e60 r6:858f6880 r5:859dd400 [ 1352.266987][ T32] r4:00000001 [ 1352.267007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.267053][ T32] Exception stack(0xec9a5fb0 to 0xec9a5ff8) [ 1352.267087][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.267117][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.267177][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.267212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.267235][ T32] r4:858a2100 [ 1352.267690][ T32] INFO: task kworker/1:509:6129 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.267730][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.267865][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.267918][ T32] Call trace: [ 1352.267949][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.268003][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.268028][ T32] r4:00000000 [ 1352.268054][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.268120][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.268154][ T32] 1d20: a5ef1000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.268186][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.268212][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.268236][ T32] r5:80070013 r4:80239bb0 [ 1352.268257][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.268302][ T32] r4:82ac21e4 [ 1352.268321][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.268364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.268386][ T32] r4:e0581dc0 [ 1352.268405][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.268447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.268469][ T32] r4:00000000 [ 1352.268488][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.268534][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.268578][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.268627][ T32] r5:00001000 r4:df927000 [ 1352.268648][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.268687][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.268729][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.268749][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.268797][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.268818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.268881][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.268964][ T32] r4:84ddab80 [ 1352.269024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.269084][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.269110][ T32] r4:00000001 [ 1352.269183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.269274][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.269359][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.269428][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.269487][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.269551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.269604][ T32] r4:84cfd140 [ 1352.269650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.269710][ T32] INFO: task kworker/1:510:6132 blocked for more than 478 seconds. [ 1352.269778][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1352.269840][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.269884][ T32] task:kworker/1:510 state:D stack:0 pid:6132 tgid:6132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.270063][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.270183][ T32] Call trace: [ 1352.270250][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1352.270352][ T32] r10:8291a684 r9:ecb1dd84 r8:00000002 r7:60000013 r6:ecb1dd8c r5:859de000 [ 1352.270400][ T32] r4:859de000 [ 1352.270460][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.270560][ T32] r5:859de000 r4:8291a680 [ 1352.270605][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.270691][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.270800][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb1de08 [ 1352.270874][ T32] r4:00000000 [ 1352.270949][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.271053][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.271140][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.271243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a2380 [ 1352.271298][ T32] r4:00000000 [ 1352.271343][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.271440][ T32] r9:83018205 r8:859de000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1352.271493][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.271582][ T32] r5:00001000 r4:eb82d000 [ 1352.271647][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.271739][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.271850][ T32] r5:8586738c r4:85867000 [ 1352.271904][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.272003][ T32] r7:ddde2d80 r6:83018200 r5:8586738c r4:85900800 [ 1352.272074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.272180][ T32] r10:61c88647 r9:859de000 r8:8590082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.272231][ T32] r4:85900800 [ 1352.272278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.272383][ T32] r10:00000000 r9:85900800 r8:80287e08 r7:ec999e60 r6:858f6900 r5:859de000 [ 1352.272441][ T32] r4:00000001 [ 1352.272486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.272565][ T32] Exception stack(0xecb1dfb0 to 0xecb1dff8) [ 1352.272625][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.273350][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1352.273951][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1352.274276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 9 printk messages dropped ** [ 1352.274702][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 6 printk messages dropped ** [ 1352.274976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1352.275236][ T32] r4:84cfd140 ** 5 printk messages dropped ** [ 1352.275437][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.275929][ T32] r5:859dec00 r4:8291a680 ** 5 printk messages dropped ** [ 1352.307685][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1352.308229][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.308469][ T32] r7:ddde2d80 r6:83018200 r5:85867b8c r4:85900880 ** 4 printk messages dropped ** [ 1352.308727][ T32] r10:00000000 r9:85900880 r8:80287e08 r7:ec999e60 r6:858f6980 r5:859dec00 ** 9 printk messages dropped ** [ 1352.309555][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1352.310152][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1352.310526][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1352.310901][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 9 printk messages dropped ** [ 1352.311373][ T32] INFO: task kworker/0:983:6136 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.311779][ T32] r4:859d9800 ** 4 printk messages dropped ** [ 1352.312108][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca85e08 ** 8 printk messages dropped ** [ 1352.312509][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1352.312571][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.312611][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.312653][ T32] r5:859eef8c r4:859eec00 [ 1352.312672][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.312783][ T32] r7:dddced80 r6:83018000 r5:859eef8c r4:858f6a00 [ 1352.312810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.312858][ T32] r10:61c88647 r9:859d9800 r8:858f6a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.312880][ T32] r4:858f6a00 [ 1352.313009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.313064][ T32] r10:00000000 r9:858f6a00 r8:80287e08 r7:eca7de60 r6:858f6a80 r5:859d9800 [ 1352.313089][ T32] r4:00000001 [ 1352.313107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.313145][ T32] Exception stack(0xeca85fb0 to 0xeca85ff8) [ 1352.313172][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.313281][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.313328][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.313387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.313414][ T32] r4:8588f600 [ 1352.313739][ T32] INFO: task kworker/0:983:6136 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.313778][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.313895][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.314024][ T32] Call trace: [ 1352.314129][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.314323][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.314404][ T32] r4:00000000 [ 1352.314456][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.314545][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.314607][ T32] 1d20: a6408000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.314668][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.314733][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.314809][ T32] r5:80070013 r4:80239bb0 [ 1352.314862][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.314949][ T32] r4:82ac21e4 [ 1352.315052][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.315168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.315200][ T32] r4:e0581dc0 [ 1352.315220][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.315262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.315284][ T32] r4:00000000 [ 1352.315315][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.315365][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.315407][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.315454][ T32] r5:00001000 r4:df927000 [ 1352.315474][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.315514][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.315627][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.315693][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.315799][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.315936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.340649][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.340793][ T32] r4:84ddab80 [ 1352.340876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.341031][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.341099][ T32] r4:00000001 [ 1352.341148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.341236][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.341307][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.341374][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.341438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.341509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.341581][ T32] r4:84cfd140 [ 1352.341647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.341730][ T32] INFO: task kworker/1:512:6139 blocked for more than 478 seconds. [ 1352.341780][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1352.341809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.341833][ T32] task:kworker/1:512 state:D stack:0 pid:6139 tgid:6139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.341893][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.341986][ T32] Call trace: [ 1352.342085][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1352.342148][ T32] r10:8291a684 r9:ecb49d84 r8:00000002 r7:60000013 r6:ecb49d8c r5:85980c00 [ 1352.342177][ T32] r4:85980c00 [ 1352.342223][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.342273][ T32] r5:85980c00 r4:8291a680 [ 1352.342295][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.342337][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.342381][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb49e08 [ 1352.342404][ T32] r4:00000000 [ 1352.342427][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.342462][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.342500][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.342541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a2900 [ 1352.342565][ T32] r4:00000000 [ 1352.342588][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.342659][ T32] r9:83018205 r8:85980c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1352.342688][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.342734][ T32] r5:00001000 r4:ebbfd000 [ 1352.342801][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.342854][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.342897][ T32] r5:8586838c r4:85868000 [ 1352.342919][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.342964][ T32] r7:ddde2d80 r6:83018200 r5:8586838c r4:85900900 [ 1352.342986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.343032][ T32] r10:61c88647 r9:85980c00 r8:8590092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.343061][ T32] r4:85900900 [ 1352.343122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.343174][ T32] r10:00000000 r9:85900900 r8:80287e08 r7:ec999e60 r6:858f6b00 r5:85980c00 [ 1352.343223][ T32] r4:00000001 [ 1352.343271][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.343335][ T32] Exception stack(0xecb49fb0 to 0xecb49ff8) [ 1352.343369][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.343417][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.343450][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.343480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.343503][ T32] r4:858a28c0 [ 1352.343945][ T32] INFO: task kworker/1:512:6139 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.343983][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.344043][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.344131][ T32] Call trace: [ 1352.344162][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.344215][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.344241][ T32] r4:00000000 [ 1352.344261][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.344302][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.344332][ T32] 1d20: a66d5000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.344363][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.344415][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.344474][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1352.344567][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.344755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 9 printk messages dropped ** [ 1352.345230][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.345258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.345309][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.345403][ T32] r4:84ddab80 [ 1352.345429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.345479][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.345503][ T32] r4:00000001 [ 1352.345524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.345564][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.345592][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.345622][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.345665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.345700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.345725][ T32] r4:84cfd140 [ 1352.345772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.345804][ T32] INFO: task kworker/1:513:6141 blocked for more than 478 seconds. [ 1352.345835][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1352.345862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.346054][ T32] task:kworker/1:513 state:D stack:0 pid:6141 tgid:6141 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1352.367190][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1352.367552][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.367760][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.367816][ T32] r5:8586878c r4:85868400 ** 1 printk messages dropped ** [ 1352.367894][ T32] r7:ddde2d80 r6:83018200 r5:8586878c r4:85900980 ** 5 printk messages dropped ** [ 1352.368215][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.368399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1352.369472][ T32] 1d20: a6afd000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 4 printk messages dropped ** [ 1352.369653][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.369899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 9 printk messages dropped ** [ 1352.370323][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 5 printk messages dropped ** [ 1352.370561][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1352.370671][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.371112][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.371610][ T32] r5:85982400 r4:8291a680 ** 3 printk messages dropped ** [ 1352.371910][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1352.372032][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.372104][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.372238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a2e80 [ 1352.372308][ T32] r4:00000000 [ 1352.372370][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.372476][ T32] r9:83018205 r8:85982400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1352.372524][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.372642][ T32] r5:00001000 r4:ebe31000 [ 1352.372715][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.372815][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.372906][ T32] r5:8586938c r4:85869000 [ 1352.372951][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.373045][ T32] r7:ddde2d80 r6:83018200 r5:8586938c r4:85900a00 [ 1352.373094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.373240][ T32] r10:61c88647 r9:85982400 r8:85900a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.373316][ T32] r4:85900a00 [ 1352.373366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.373469][ T32] r10:00000000 r9:85900a00 r8:80287e08 r7:ecb51e60 r6:858f6c00 r5:85982400 [ 1352.373525][ T32] r4:00000001 [ 1352.373569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.373645][ T32] Exception stack(0xecb55fb0 to 0xecb55ff8) [ 1352.373703][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.373766][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.373845][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.373942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.374034][ T32] r4:858a2940 [ 1352.374603][ T32] INFO: task kworker/1:514:6142 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.374688][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.374878][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.375024][ T32] Call trace: [ 1352.375089][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.375198][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.375254][ T32] r4:00000000 [ 1352.375300][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.375388][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.375449][ T32] 1d20: a6afd000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.375516][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.375590][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.375665][ T32] r5:80070013 r4:80239bb0 [ 1352.375718][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.375912][ T32] r4:82ac21e4 [ 1352.388958][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.389232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.389366][ T32] r4:e0581dc0 [ 1352.389393][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.389443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.389490][ T32] r4:00000000 [ 1352.389514][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.389566][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.389614][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.389668][ T32] r5:00001000 r4:df927000 [ 1352.389689][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.389729][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.389774][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.389807][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.389995][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.390408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.390493][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.390524][ T32] r4:84ddab80 [ 1352.390546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.390621][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.390649][ T32] r4:00000001 [ 1352.390670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.390713][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.390748][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.390777][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.390954][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.390990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.391062][ T32] r4:84cfd140 [ 1352.391093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 6 printk messages dropped ** [ 1352.391933][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1352.392738][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.393102][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1352.393339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.393642][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.394598][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.395071][ T32] 1d20: a6afd000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1352.395564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 9 printk messages dropped ** [ 1352.416822][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 6 printk messages dropped ** [ 1352.417141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1352.417762][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.418067][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1352.418496][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.418700][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.418743][ T32] r5:85868f8c r4:85868c00 [ 1352.418763][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.418839][ T32] r7:ddde2d80 r6:83018200 r5:85868f8c r4:85900b00 [ 1352.418866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.418915][ T32] r10:61c88647 r9:85983000 r8:85900b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.418939][ T32] r4:85900b00 [ 1352.418958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.419002][ T32] r10:00000000 r9:85900b00 r8:80287e08 r7:ecb55e60 r6:858f6d00 r5:85983000 [ 1352.419024][ T32] r4:00000001 [ 1352.419043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.419079][ T32] Exception stack(0xecb65fb0 to 0xecb65ff8) [ 1352.419107][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.419136][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.419163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.419191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.419236][ T32] r4:858a2b80 [ 1352.419710][ T32] INFO: task kworker/1:516:6146 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.419750][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.419818][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.419887][ T32] Call trace: [ 1352.420032][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.420085][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.420112][ T32] r4:00000000 [ 1352.420131][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.420221][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.420277][ T32] 1d20: a6d62000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.420313][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.420358][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.420389][ T32] r5:80070013 r4:80239bb0 [ 1352.420435][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.420499][ T32] r4:82ac21e4 [ 1352.420545][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.420659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.420778][ T32] r4:e0581dc0 [ 1352.420811][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.420856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.420879][ T32] r4:00000000 [ 1352.420898][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.420943][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.420965][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.421007][ T32] r5:00001000 r4:df927000 [ 1352.421028][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.421137][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.421185][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.421207][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.421256][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.421289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.421340][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.421364][ T32] r4:84ddab80 [ 1352.421383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.421500][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.421528][ T32] r4:00000001 [ 1352.421549][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.421585][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.421636][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.421691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.421722][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.421753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1352.421994][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.422295][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1352.422695][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1352.423014][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.423421][ T32] r10:00000000 r9:85900b80 r8:80287e08 r7:ecb55e60 r6:858f6d80 r5:85983c00 ** 7 printk messages dropped ** [ 1352.423639][ T32] r4:858a2d40 ** 5 printk messages dropped ** [ 1352.424325][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 8 printk messages dropped ** [ 1352.424612][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.424836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 9 printk messages dropped ** [ 1352.425190][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.425244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.425295][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.425318][ T32] r4:84ddab80 [ 1352.425337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.425381][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.425402][ T32] r4:00000001 [ 1352.425421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.425457][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.425485][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.425513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.425538][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.425591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.425645][ T32] r4:84cfd140 [ 1352.425670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.425697][ T32] INFO: task kworker/0:984:6151 blocked for more than 478 seconds. [ 1352.425751][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1352.425784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.425896][ T32] task:kworker/0:984 state:D stack:0 pid:6151 tgid:6151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.459445][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.459580][ T32] Call trace: [ 1352.459621][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1352.459684][ T32] r10:8291a684 r9:eca0dd84 r8:00000002 r7:60000113 r6:eca0dd8c r5:85985400 [ 1352.459710][ T32] r4:85985400 [ 1352.459731][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.459775][ T32] r5:85985400 r4:8291a680 [ 1352.459804][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.459846][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.459913][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca0de08 [ 1352.459963][ T32] r4:00000000 [ 1352.460002][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.460061][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.460106][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.460149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8588fc00 [ 1352.460171][ T32] r4:00000000 [ 1352.460190][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.460261][ T32] r9:83018005 r8:85985400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 3 printk messages dropped ** [ 1352.460455][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.460517][ T32] r5:859ef38c r4:859ef000 ** 1 printk messages dropped ** [ 1352.460696][ T32] r7:dddced80 r6:83018000 r5:859ef38c r4:858f6e00 ** 4 printk messages dropped ** [ 1352.460934][ T32] r10:00000000 r9:858f6e00 r8:80287e08 r7:eca7de60 r6:858f6e80 r5:85985400 ** 9 printk messages dropped ** [ 1352.461663][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.462225][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.462263][ T32] r5:80070013 r4:80239bb0 [ 1352.462305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.462353][ T32] r4:82ac21e4 [ 1352.462374][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.462446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.462486][ T32] r4:e0581dc0 [ 1352.462544][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.462590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.462614][ T32] r4:00000000 [ 1352.462636][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.462681][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.462723][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.462790][ T32] r5:00001000 r4:df927000 [ 1352.462822][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.462882][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.463030][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.463087][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.463191][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.463218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.463303][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.463347][ T32] r4:84ddab80 [ 1352.463393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.463457][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.463485][ T32] r4:00000001 [ 1352.463505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.463540][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.463636][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.463669][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.463696][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.463749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.463777][ T32] r4:84cfd140 [ 1352.463845][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.463882][ T32] INFO: task kworker/0:985:6153 blocked for more than 478 seconds. [ 1352.463916][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1352.463941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.463965][ T32] task:kworker/0:985 state:D stack:0 pid:6153 tgid:6153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.464037][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.464084][ T32] Call trace: [ 1352.464129][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1352.464190][ T32] r10:8291a684 r9:ecb69d84 r8:00000002 r7:60000113 r6:ecb69d8c r5:85986000 [ 1352.464217][ T32] r4:85986000 [ 1352.464242][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.464289][ T32] r5:85986000 r4:8291a680 [ 1352.464310][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.464348][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.464420][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb69e08 [ 1352.464452][ T32] r4:00000000 [ 1352.464514][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.464555][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.464630][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.464676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8588e500 [ 1352.464698][ T32] r4:00000000 [ 1352.464718][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1352.464834][ T32] r5:00001000 r4:ec7c5000 ** 1 printk messages dropped ** [ 1352.464893][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.464933][ T32] r5:859ef78c r4:859ef400 ** 3 printk messages dropped ** [ 1352.465102][ T32] r10:61c88647 r9:85986000 r8:858f6f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1352.465355][ T32] Exception stack(0xecb69fb0 to 0xecb69ff8) ** 6 printk messages dropped ** [ 1352.478904][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1352.480072][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1352.480474][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1352.481201][ T32] r5:00001000 r4:df927000 ** 4 printk messages dropped ** [ 1352.481637][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 8 printk messages dropped ** [ 1352.482433][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.483248][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.483768][ T32] r5:85986c00 r4:8291a680 ** 5 printk messages dropped ** [ 1352.484221][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1352.484889][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.484983][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1352.485617][ T32] r4:85900c00 ** 4 printk messages dropped ** [ 1352.516925][ T32] Exception stack(0xecb71fb0 to 0xecb71ff8) ** 4 printk messages dropped ** [ 1352.517289][ T32] r4:858a2e00 ** 5 printk messages dropped ** [ 1352.518661][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 7 printk messages dropped ** [ 1352.519199][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1352.520182][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1352.520713][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.520770][ T32] r4:84ddab80 [ 1352.520826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.520930][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.520990][ T32] r4:00000001 [ 1352.521058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.521148][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.521213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.521280][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.521362][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.521447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.521499][ T32] r4:84cfd140 [ 1352.521550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.521640][ T32] INFO: task kworker/1:519:6157 blocked for more than 478 seconds. [ 1352.521721][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1352.521806][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.521866][ T32] task:kworker/1:519 state:D stack:0 pid:6157 tgid:6157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.522000][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.522102][ T32] Call trace: [ 1352.522178][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1352.522283][ T32] r10:8291a684 r9:ecb7dd84 r8:00000002 r7:60000113 r6:ecb7dd8c r5:85984800 [ 1352.522369][ T32] r4:85984800 [ 1352.522428][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.522528][ T32] r5:85984800 r4:8291a680 [ 1352.522580][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.522673][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.522781][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb7de08 [ 1352.522851][ T32] r4:00000000 [ 1352.522921][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.523012][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.523099][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.523197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a2600 [ 1352.523272][ T32] r4:00000000 [ 1352.523328][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.523429][ T32] r9:83018205 r8:85984800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1352.523483][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.523598][ T32] r5:00001000 r4:ec70d000 [ 1352.523675][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.523818][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.523929][ T32] r5:85869b8c r4:85869800 [ 1352.523980][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.524084][ T32] r7:ddde2d80 r6:83018200 r5:85869b8c r4:85900c80 [ 1352.524155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.524266][ T32] r10:61c88647 r9:85984800 r8:85900cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.524319][ T32] r4:85900c80 [ 1352.524368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.524477][ T32] r10:00000000 r9:85900c80 r8:80287e08 r7:ecb71e60 r6:8588a080 r5:85984800 [ 1352.524535][ T32] r4:00000001 [ 1352.524601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.524703][ T32] Exception stack(0xecb7dfb0 to 0xecb7dff8) [ 1352.524807][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.524883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.524950][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.525018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.525076][ T32] r4:858a2d40 [ 1352.525670][ T32] INFO: task kworker/1:519:6157 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.525752][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.546548][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.546867][ T32] Call trace: [ 1352.546956][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.547090][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.547151][ T32] r4:00000000 [ 1352.547203][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1352.547540][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1352.547913][ T32] r4:e0581dc0 ** 6 printk messages dropped ** [ 1352.548434][ T32] r5:00001000 r4:df927000 ** 6 printk messages dropped ** [ 1352.549010][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1352.549460][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.550199][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.550728][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1352.551317][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.551821][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.551937][ T32] r5:85869f8c r4:85869c00 ** 3 printk messages dropped ** [ 1352.552251][ T32] r10:61c88647 r9:850c8c00 r8:85900d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1352.552645][ T32] Exception stack(0xecb85fb0 to 0xecb85ff8) ** 6 printk messages dropped ** [ 1352.553933][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.554904][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1352.555253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 8 printk messages dropped ** [ 1352.579694][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1352.580643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1352.581182][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.581764][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.582552][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.583465][ T32] r5:00001000 r4:ec78f000 ** 1 printk messages dropped ** [ 1352.583616][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.583734][ T32] r5:8586a38c r4:8586a000 [ 1352.583801][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.583917][ T32] r7:ddde2d80 r6:83018200 r5:8586a38c r4:85900d80 [ 1352.583973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.584087][ T32] r10:61c88647 r9:84f7b000 r8:85900dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.584145][ T32] r4:85900d80 [ 1352.584195][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.584295][ T32] r10:00000000 r9:85900d80 r8:80287e08 r7:ecb71e60 r6:85900e00 r5:84f7b000 [ 1352.584351][ T32] r4:00000001 [ 1352.584396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.584482][ T32] Exception stack(0xec9b9fb0 to 0xec9b9ff8) [ 1352.584563][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.584639][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.584702][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.584773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.584834][ T32] r4:85892000 [ 1352.585641][ T32] INFO: task kworker/1:521:6160 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.585736][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.607618][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.607820][ T32] Call trace: [ 1352.607902][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.608045][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.608110][ T32] r4:00000000 [ 1352.608161][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.608248][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.608313][ T32] 1d20: a7d07000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.608374][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.608432][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.608486][ T32] r5:80070013 r4:80239bb0 [ 1352.608533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.608645][ T32] r4:82ac21e4 [ 1352.608700][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.608793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.608868][ T32] r4:e0581dc0 [ 1352.608914][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.609022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.609083][ T32] r4:00000000 [ 1352.609132][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.609240][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.609296][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.609390][ T32] r5:00001000 r4:df927000 [ 1352.609439][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.609539][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.609654][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.609711][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.609829][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.609883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.610017][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.610076][ T32] r4:84ddab80 [ 1352.610169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.610291][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.610348][ T32] r4:00000001 [ 1352.610433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.610540][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.610610][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.610693][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.610773][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.610850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.610906][ T32] r4:84cfd140 [ 1352.610980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.611055][ T32] INFO: task kworker/1:522:6163 blocked for more than 479 seconds. [ 1352.611132][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1352.611190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1352.611708][ T32] r4:84f7e000 ** 4 printk messages dropped ** [ 1352.612262][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb81e08 ** 8 printk messages dropped ** [ 1352.613039][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1352.613324][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.614071][ T32] r10:00000000 r9:85900e80 r8:80287e08 r7:ecb71e60 r6:85900f00 r5:84f7e000 ** 9 printk messages dropped ** [ 1352.615609][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.647593][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1352.648024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1352.648755][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1352.649555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1352.650182][ T32] INFO: task kworker/1:523:6164 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.650846][ T32] r4:85996c00 ** 1 printk messages dropped ** [ 1352.651033][ T32] r5:85996c00 r4:8291a680 [ 1352.651090][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.651183][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.651282][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb75e08 [ 1352.651359][ T32] r4:00000000 [ 1352.651418][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.651504][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.651590][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.651687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858923c0 [ 1352.651746][ T32] r4:00000000 [ 1352.651801][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.651902][ T32] r9:83018205 r8:85996c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1352.651978][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.652083][ T32] r5:00001000 r4:ec7d5000 [ 1352.652135][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.652246][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.652362][ T32] r5:8586ab8c r4:8586a800 [ 1352.652434][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.652541][ T32] r7:ddde2d80 r6:83018200 r5:8586ab8c r4:85900f80 [ 1352.652595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.652701][ T32] r10:61c88647 r9:85996c00 r8:85900fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.652759][ T32] r4:85900f80 [ 1352.652839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.652944][ T32] r10:00000000 r9:85900f80 r8:80287e08 r7:ecb81e60 r6:85887000 r5:85996c00 [ 1352.653016][ T32] r4:00000001 [ 1352.653072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.653161][ T32] Exception stack(0xecb75fb0 to 0xecb75ff8) [ 1352.653227][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.653296][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.653362][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.653449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.653528][ T32] r4:85892180 [ 1352.654371][ T32] INFO: task kworker/1:523:6164 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.654536][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.654695][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.654872][ T32] Call trace: [ 1352.654988][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.655116][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.655178][ T32] r4:00000000 [ 1352.655231][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.655326][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.655395][ T32] 1d20: a7f87000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.655465][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.655550][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.655644][ T32] r5:80070013 r4:80239bb0 [ 1352.655704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.655881][ T32] r4:82ac21e4 [ 1352.678690][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.678881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.678971][ T32] r4:e0581dc0 [ 1352.679032][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.679136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.679193][ T32] r4:00000000 [ 1352.679260][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.679380][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.679433][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.679540][ T32] r5:00001000 r4:df927000 [ 1352.679608][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.679715][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.679830][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.679886][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.679991][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.680043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.680145][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.680226][ T32] r4:84ddab80 [ 1352.680299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.680415][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.680471][ T32] r4:00000001 [ 1352.680520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.680633][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.680728][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1352.680993][ T32] r4:84cfd140 ** 5 printk messages dropped ** [ 1352.681571][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.682304][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.683149][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1352.683526][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.683633][ T32] r5:84f9078c r4:84f90400 [ 1352.683689][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.683791][ T32] r7:dddced80 r6:83018000 r5:84f9078c r4:8588a180 [ 1352.683856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.683958][ T32] r10:61c88647 r9:85988000 r8:8588a1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.684028][ T32] r4:8588a180 [ 1352.684078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.684189][ T32] r10:00000000 r9:8588a180 r8:80287e08 r7:eca7de60 r6:85887100 r5:85988000 [ 1352.684246][ T32] r4:00000001 [ 1352.684290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.684373][ T32] Exception stack(0xecb8dfb0 to 0xecb8dff8) [ 1352.684491][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.684579][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.684646][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.684729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.684810][ T32] r4:8588e440 [ 1352.685604][ T32] INFO: task kworker/0:986:6167 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.685685][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.711230][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.711416][ T32] Call trace: [ 1352.711510][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.711584][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.711612][ T32] r4:00000000 [ 1352.711640][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.711774][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.711862][ T32] 1d20: a84c1000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.711897][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.711923][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.711948][ T32] r5:80070013 r4:80239bb0 [ 1352.711968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.712012][ T32] r4:82ac21e4 [ 1352.712055][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1352.712369][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1352.712792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1352.713099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.713592][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.714060][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.714389][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1352.714498][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.714539][ T32] r5:8586af8c r4:8586ac00 [ 1352.714559][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.714603][ T32] r7:ddde2d80 r6:83018200 r5:8586af8c r4:85887080 [ 1352.714624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.714670][ T32] r10:61c88647 r9:85988c00 r8:858870ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.714692][ T32] r4:85887080 [ 1352.714712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.714758][ T32] r10:00000000 r9:85887080 r8:80287e08 r7:ecb81e60 r6:85887180 r5:85988c00 [ 1352.714780][ T32] r4:00000001 [ 1352.714806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.714857][ T32] Exception stack(0xecb95fb0 to 0xecb95ff8) [ 1352.714900][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.714933][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.714960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.714989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.715011][ T32] r4:85892380 [ 1352.715460][ T32] INFO: task kworker/1:524:6168 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.715572][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.715790][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.715842][ T32] Call trace: [ 1352.723290][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1352.723598][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 5 printk messages dropped ** [ 1352.723847][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.724157][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.724441][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1352.725132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1352.725460][ T32] INFO: task kworker/1:525:6171 blocked for more than 479 seconds. ** 9 printk messages dropped ** [ 1352.739118][ T32] r5:85989800 r4:8291a680 ** 3 printk messages dropped ** [ 1352.739353][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.739557][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.739819][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1352.740096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.740493][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.741288][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.741695][ T32] 1d20: a8845000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1352.742244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 7 printk messages dropped ** [ 1352.742614][ T32] r5:84f0cf8c r4:84f0cc00 ** 6 printk messages dropped ** [ 1352.742967][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 9 printk messages dropped ** [ 1352.743348][ T32] INFO: task kworker/1:526:6172 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.743690][ T32] r4:8598a400 ** 4 printk messages dropped ** [ 1352.743904][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb99e08 ** 9 printk messages dropped ** [ 1352.744275][ T32] r5:00001000 r4:ec837000 ** 1 printk messages dropped ** [ 1352.744334][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1352.744566][ T32] r4:85887300 ** 6 printk messages dropped ** [ 1352.744825][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.745481][ T32] Call trace: [ 1352.745564][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.745642][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.745680][ T32] r4:00000000 [ 1352.745722][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.745786][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.761128][ T32] 1d20: a8845000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.761243][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.761274][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.761304][ T32] r5:80070013 r4:80239bb0 [ 1352.761387][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.761463][ T32] r4:82ac21e4 [ 1352.761485][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.761530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.761579][ T32] r4:e0581dc0 [ 1352.761605][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.761650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.761673][ T32] r4:00000000 [ 1352.761695][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.761742][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.761764][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.761847][ T32] r5:00001000 r4:df927000 [ 1352.761982][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.762064][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.762114][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.762135][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.762233][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.762260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.762309][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.762337][ T32] r4:84ddab80 [ 1352.762370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.762422][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.762450][ T32] r4:00000001 [ 1352.762496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.762539][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.762567][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.762621][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.762665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.762698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.762722][ T32] r4:84cfd140 [ 1352.762746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.762776][ T32] INFO: task kworker/1:527:6174 blocked for more than 479 seconds. [ 1352.762908][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1352.762939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.763008][ T32] task:kworker/1:527 state:D stack:0 pid:6174 tgid:6174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.763110][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.763174][ T32] Call trace: [ 1352.763238][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1352.763319][ T32] r10:8291a684 r9:ecb9dd84 r8:00000002 r7:60000013 r6:ecb9dd8c r5:8598b000 [ 1352.763349][ T32] r4:8598b000 [ 1352.763408][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.763457][ T32] r5:8598b000 r4:8291a680 [ 1352.763502][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.763594][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.763642][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb9de08 [ 1352.763689][ T32] r4:00000000 [ 1352.763714][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.763752][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.763801][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.763848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85892a40 [ 1352.763876][ T32] r4:00000000 [ 1352.763899][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.763968][ T32] r9:83018205 r8:8598b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1352.764042][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.764136][ T32] r5:00001000 r4:ec84b000 [ 1352.764160][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.764204][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.764270][ T32] r5:8586bb8c r4:8586b800 [ 1352.764315][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.764364][ T32] r7:ddde2d80 r6:83018200 r5:8586bb8c r4:85887400 [ 1352.764386][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.764464][ T32] r10:61c88647 r9:8598b000 r8:8588742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.764493][ T32] r4:85887400 [ 1352.764545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.764595][ T32] r10:00000000 r9:85887400 r8:80287e08 r7:ecb91e60 r6:85887480 r5:8598b000 [ 1352.764654][ T32] r4:00000001 [ 1352.764676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.764713][ T32] Exception stack(0xecb9dfb0 to 0xecb9dff8) [ 1352.764739][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.764816][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.764850][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.764881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.764905][ T32] r4:85892b80 [ 1352.765347][ T32] INFO: task kworker/1:527:6174 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.765398][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.765512][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.765562][ T32] Call trace: [ 1352.765631][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.765688][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.765712][ T32] r4:00000000 [ 1352.765732][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.765785][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.765825][ T32] 1d20: a89ac000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.765854][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.765885][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.765913][ T32] r5:80070013 r4:80239bb0 [ 1352.765934][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.778417][ T32] r4:82ac21e4 [ 1352.778509][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.778595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.778621][ T32] r4:e0581dc0 [ 1352.778641][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.778688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.778712][ T32] r4:00000000 [ 1352.778732][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.778781][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 1 printk messages dropped ** [ 1352.778983][ T32] r5:00001000 r4:df927000 ** 6 printk messages dropped ** [ 1352.779236][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1352.779603][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.779925][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.780195][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1352.780542][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.780847][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.780893][ T32] r5:84f9038c r4:84f90000 ** 2 printk messages dropped ** [ 1352.781013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.781398][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.782174][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 8 printk messages dropped ** [ 1352.782731][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.782947][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.783302][ T32] r5:84f0cf8c r4:84f0cc00 ** 5 printk messages dropped ** [ 1352.783580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1352.783823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1352.784124][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1352.784468][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.784752][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.784953][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.785096][ T32] r7:ddde2d80 r6:83018200 r5:84f90b8c r4:85887600 ** 4 printk messages dropped ** [ 1352.785290][ T32] r10:00000000 r9:85887600 r8:80287e08 r7:ecba1e60 r6:85887680 r5:8598d400 ** 9 printk messages dropped ** [ 1352.811278][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.812107][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.812300][ T32] 1d20: a91e6000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.812402][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.812461][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.812774][ T32] r5:80070013 r4:80239bb0 [ 1352.812831][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.812957][ T32] r4:82ac21e4 [ 1352.813011][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.813105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.813158][ T32] r4:e0581dc0 [ 1352.813235][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.813410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.813502][ T32] r4:00000000 [ 1352.813676][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.813776][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.813850][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.813943][ T32] r5:00001000 r4:df927000 [ 1352.814017][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.814107][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.814215][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.814266][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.814894][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.814983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.815094][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.815146][ T32] r4:84ddab80 [ 1352.815189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.815629][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.815684][ T32] r4:00000001 [ 1352.815728][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.815811][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.826875][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.827179][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.827381][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.827474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.827565][ T32] r4:84cfd140 [ 1352.827624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.827702][ T32] INFO: task kworker/1:530:6180 blocked for more than 479 seconds. [ 1352.827883][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1352.827945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.827996][ T32] task:kworker/1:530 state:D stack:0 pid:6180 tgid:6180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.828109][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.828389][ T32] Call trace: [ 1352.828629][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1352.828756][ T32] r10:8291a684 r9:ecbadd84 r8:00000002 r7:60000113 r6:ecbadd8c r5:8598e000 [ 1352.829015][ T32] r4:8598e000 [ 1352.829083][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.829183][ T32] r5:8598e000 r4:8291a680 [ 1352.829231][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.829312][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.829471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbade08 [ 1352.829574][ T32] r4:00000000 [ 1352.829625][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.829747][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.829844][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.830046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858731c0 [ 1352.830256][ T32] r4:00000000 [ 1352.830385][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.830731][ T32] r9:83018205 r8:8598e000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1352.830834][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.830931][ T32] r5:00001000 r4:ec98f000 [ 1352.831025][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.831119][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.831221][ T32] r5:84f90f8c r4:84f90c00 [ 1352.831663][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.831786][ T32] r7:ddde2d80 r6:83018200 r5:84f90f8c r4:85887700 [ 1352.831847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.832046][ T32] r10:61c88647 r9:8598e000 r8:8588772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.832104][ T32] r4:85887700 [ 1352.832251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.832354][ T32] r10:00000000 r9:85887700 r8:80287e08 r7:ecba5e60 r6:85887780 r5:8598e000 [ 1352.832402][ T32] r4:00000001 [ 1352.832445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.832542][ T32] Exception stack(0xecbadfb0 to 0xecbadff8) [ 1352.832605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.832665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.832727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.832818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1352.833878][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1352.872801][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1352.873853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 12 printk messages dropped ** [ 1352.875802][ T32] r4:84ddab80 ** 3 printk messages dropped ** [ 1352.886769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1352.887320][ T32] INFO: task kworker/0:987:6182 blocked for more than 479 seconds. ** 9 printk messages dropped ** [ 1352.888217][ T32] r5:850ca400 r4:8291a680 ** 3 printk messages dropped ** [ 1352.888654][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.889002][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.889429][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.889516][ T32] r5:859eff8c r4:859efc00 [ 1352.889562][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.889656][ T32] r7:dddced80 r6:83018000 r5:859eff8c r4:8588a200 [ 1352.889701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.889810][ T32] r10:61c88647 r9:850ca400 r8:8588a22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.889863][ T32] r4:8588a200 [ 1352.889907][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.890038][ T32] r10:00000000 r9:8588a200 r8:80287e08 r7:eca7de60 r6:8588a280 r5:850ca400 [ 1352.890090][ T32] r4:00000001 [ 1352.890133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.890211][ T32] Exception stack(0xecbb1fb0 to 0xecbb1ff8) [ 1352.890297][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.890366][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.890427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.890491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.890569][ T32] r4:8588ea80 [ 1352.891414][ T32] INFO: task kworker/0:987:6182 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.891493][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.891637][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.891767][ T32] Call trace: [ 1352.891842][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.892004][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.892064][ T32] r4:00000000 [ 1352.892111][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.892196][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.892260][ T32] 1d20: a9718000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.892326][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.892411][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.892471][ T32] r5:80070013 r4:80239bb0 [ 1352.892519][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.892606][ T32] r4:82ac21e4 [ 1352.892681][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.892783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.892840][ T32] r4:e0581dc0 [ 1352.892886][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1352.893229][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1352.894047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1352.894749][ T32] r4:84cfd140 ** 5 printk messages dropped ** [ 1352.895151][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1352.895436][ T32] r10:8291a684 r9:ecbb9d84 r8:00000002 r7:60000013 r6:ecbb9d8c r5:850cc800 [ 1352.895564][ T32] r4:850cc800 [ 1352.895617][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.895811][ T32] r5:850cc800 r4:8291a680 [ 1352.917790][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.917886][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.917934][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb9e08 [ 1352.917998][ T32] r4:00000000 [ 1352.918035][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.918077][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.918118][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.918201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858732c0 [ 1352.918267][ T32] r4:00000000 [ 1352.918293][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.918342][ T32] r9:83018205 r8:850cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.918364][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.918410][ T32] r5:00001000 r4:ec9a9000 [ 1352.918430][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.918470][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.918512][ T32] r5:84f9138c r4:84f91000 [ 1352.918532][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.918579][ T32] r7:ddde2d80 r6:83018200 r5:84f9138c r4:85887800 [ 1352.918599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.918645][ T32] r10:61c88647 r9:850cc800 r8:8588782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.918707][ T32] r4:85887800 [ 1352.918733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.918783][ T32] r10:00000000 r9:85887800 r8:80287e08 r7:ecbade60 r6:8588a300 r5:850cc800 [ 1352.918817][ T32] r4:00000001 [ 1352.918837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.918904][ T32] Exception stack(0xecbb9fb0 to 0xecbb9ff8) [ 1352.918939][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.918968][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.918994][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.919055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.919081][ T32] r4:858730c0 [ 1352.919520][ T32] INFO: task kworker/1:531:6185 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.919557][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.919678][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.919731][ T32] Call trace: [ 1352.919762][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.919821][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.919846][ T32] r4:00000000 [ 1352.919865][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.919906][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.919935][ T32] 1d20: a9aa3000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.919964][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 5 printk messages dropped ** [ 1352.920137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1352.920528][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.920901][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.921069][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.921363][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.921721][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.922167][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1352.922274][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.922581][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.922887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1352.923516][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 8 printk messages dropped ** [ 1352.923832][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.924058][ T32] r4:00000000 [ 1352.924079][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.924124][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.924155][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.924201][ T32] r5:00001000 r4:df927000 [ 1352.924243][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.924288][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.924330][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.924350][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.924396][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.924417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.924470][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.924511][ T32] r4:84ddab80 [ 1352.924554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.924610][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1352.924658][ T32] r4:00000001 [ 1352.924681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.924717][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1352.924743][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.924771][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.924805][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.924836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.924879][ T32] r4:84cfd140 [ 1352.924905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.924930][ T32] INFO: task kworker/1:533:6189 blocked for more than 479 seconds. [ 1352.924957][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1352.924980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.925000][ T32] task:kworker/1:533 state:D stack:0 pid:6189 tgid:6189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.925044][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.925158][ T32] Call trace: [ 1352.925215][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1352.925278][ T32] r10:8291a684 r9:ec87dd84 r8:00000002 r7:60000113 r6:ec87dd8c r5:850cec00 [ 1352.925305][ T32] r4:850cec00 [ 1352.925325][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.925367][ T32] r5:850cec00 r4:8291a680 [ 1352.925387][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.925424][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.925466][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec87de08 [ 1352.925524][ T32] r4:00000000 [ 1352.925548][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.925585][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.925648][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.925696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858736c0 [ 1352.925735][ T32] r4:00000000 [ 1352.925757][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.925809][ T32] r9:83018205 r8:850cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.956355][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.956491][ T32] r5:00001000 r4:eb40d000 [ 1352.956516][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.956560][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.956637][ T32] r5:84f91f8c r4:84f91c00 [ 1352.956684][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.956739][ T32] r7:ddde2d80 r6:83018200 r5:84f91f8c r4:85887900 [ 1352.956760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.956816][ T32] r10:61c88647 r9:850cec00 r8:8588792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.956840][ T32] r4:85887900 [ 1352.956860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.956908][ T32] r10:00000000 r9:85887900 r8:80287e08 r7:ecbc1e60 r6:8588a400 r5:850cec00 [ 1352.956931][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.957076][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.957869][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.958150][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 7 printk messages dropped ** [ 1352.958466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1352.958858][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.959373][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.959651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1352.959974][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1352.960274][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.960491][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.960707][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.960815][ T32] r7:ddde2d80 r6:83018200 r5:84f91b8c r4:85887980 ** 5 printk messages dropped ** [ 1352.960995][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.961131][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.961748][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 7 printk messages dropped ** [ 1352.961993][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1352.962754][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.963122][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.963371][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.963731][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.963822][ T32] Call trace: [ 1352.963853][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1352.963900][ T32] r10:8291a684 r9:eca75d84 r8:00000002 r7:60000113 r6:eca75d8c r5:850cbc00 [ 1352.963922][ T32] r4:850cbc00 [ 1352.963969][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1352.964018][ T32] r5:850cbc00 r4:8291a680 [ 1352.964039][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.964077][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.964147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca75e08 [ 1352.964175][ T32] r4:00000000 [ 1352.964195][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.964231][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.964280][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.964354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85873780 [ 1352.964381][ T32] r4:00000000 [ 1352.964401][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.964478][ T32] r9:83018205 r8:850cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1352.964504][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.964549][ T32] r5:00001000 r4:eb7cb000 [ 1352.964607][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.964697][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.964743][ T32] r5:84f9238c r4:84f92000 [ 1352.964815][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.964866][ T32] r7:ddde2d80 r6:83018200 r5:84f9238c r4:85887a00 [ 1352.964887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.964934][ T32] r10:61c88647 r9:850cbc00 r8:85887a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.964956][ T32] r4:85887a00 [ 1352.964975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.965019][ T32] r10:00000000 r9:85887a00 r8:80287e08 r7:ec87de60 r6:8588a500 r5:850cbc00 [ 1352.965076][ T32] r4:00000001 [ 1352.965098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.965166][ T32] Exception stack(0xeca75fb0 to 0xeca75ff8) [ 1352.965198][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.965260][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.965290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.965320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.965372][ T32] r4:85873640 [ 1352.965685][ T32] INFO: task kworker/1:535:6193 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.965722][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.965804][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.986941][ T32] Call trace: [ 1352.987073][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.987167][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.987236][ T32] r4:00000000 [ 1352.987263][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.987336][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.987374][ T32] 1d20: aadf2000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.987405][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.987451][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.987503][ T32] r5:80070013 r4:80239bb0 [ 1352.987540][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.987589][ T32] r4:82ac21e4 [ 1352.987610][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.987655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.987678][ T32] r4:e0581dc0 [ 1352.987699][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.987773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1352.987807][ T32] r4:00000000 [ 1352.987858][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.987937][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.987963][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.988012][ T32] r5:00001000 r4:df927000 [ 1352.988034][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.988075][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.988119][ T32] r5:84f0cf8c r4:84f0cc00 [ 1352.988139][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.988189][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1352.988211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.988307][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.988335][ T32] r4:84ddab80 [ 1352.988356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.988408][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 6 printk messages dropped ** [ 1352.988660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.989025][ T32] r10:8291a684 r9:ecac5d84 r8:00000002 r7:60000013 r6:ecac5d8c r5:850c9800 ** 8 printk messages dropped ** [ 1352.989411][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.989721][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.989903][ T32] r10:61c88647 r9:850c9800 r8:85887aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1352.990269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1352.991096][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 ** 10 printk messages dropped ** [ 1352.991771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 9 printk messages dropped ** [ 1352.992347][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1352.992763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1352.993085][ T32] INFO: task kworker/1:537:6197 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.993465][ T32] r4:850cb000 ** 3 printk messages dropped ** [ 1352.993663][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.993710][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac9e08 [ 1352.993753][ T32] r4:00000000 [ 1352.993803][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1352.993847][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1352.993882][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1352.993945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85873b00 [ 1352.994011][ T32] r4:00000000 [ 1352.994070][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1352.994142][ T32] r9:83018205 r8:850cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1352.994168][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1352.994211][ T32] r5:00001000 r4:eba29000 [ 1352.994231][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1352.994269][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.994310][ T32] r5:84f92b8c r4:84f92800 [ 1352.994329][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.994375][ T32] r7:ddde2d80 r6:83018200 r5:84f92b8c r4:85887b00 [ 1352.994395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.994445][ T32] r10:61c88647 r9:850cb000 r8:85887b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.994468][ T32] r4:85887b00 [ 1352.994487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.994562][ T32] r10:00000000 r9:85887b00 r8:80287e08 r7:ecac5e60 r6:8588a600 r5:850cb000 [ 1352.994589][ T32] r4:00000001 [ 1352.994609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.994646][ T32] Exception stack(0xecac9fb0 to 0xecac9ff8) [ 1352.994682][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.994714][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.994742][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.994790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.994841][ T32] r4:858737c0 [ 1352.995160][ T32] INFO: task kworker/1:537:6197 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1352.995196][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.995265][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.995308][ T32] Call trace: [ 1352.995337][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.995387][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1352.995410][ T32] r4:00000000 [ 1352.995429][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.995468][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1352.995496][ T32] 1d20: aadf2000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1352.995558][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1352.995611][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.995638][ T32] r5:80070013 r4:80239bb0 [ 1352.995659][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.995699][ T32] r4:82ac21e4 [ 1352.995719][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.995760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1352.995789][ T32] r4:e0581dc0 [ 1353.013836][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1353.014017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1353.014065][ T32] r4:00000000 [ 1353.014133][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1353.014190][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1353.014214][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1353.014262][ T32] r5:00001000 r4:df927000 [ 1353.014292][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1353.014345][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.014398][ T32] r5:84f0cf8c r4:84f0cc00 [ 1353.014420][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.014478][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1353.014510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.014582][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.014611][ T32] r4:84ddab80 [ 1353.014631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.014678][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1353.014701][ T32] r4:00000001 [ 1353.014721][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.014779][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1353.014822][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.014852][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.014895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.014927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.014949][ T32] r4:84cfd140 [ 1353.014974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.015005][ T32] INFO: task kworker/1:538:6199 blocked for more than 479 seconds. [ 1353.015039][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1353.015084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.015112][ T32] task:kworker/1:538 state:D stack:0 pid:6199 tgid:6199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.015198][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.015247][ T32] Call trace: [ 1353.015279][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1353.015330][ T32] r10:8291a684 r9:ecae5d84 r8:00000002 r7:60000013 r6:ecae5d8c r5:859c4800 [ 1353.015353][ T32] r4:859c4800 [ 1353.015371][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1353.015413][ T32] r5:859c4800 r4:8291a680 [ 1353.015445][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1353.015542][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae5e08 ** 11 printk messages dropped ** [ 1353.028987][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1353.029348][ T32] r10:00000000 r9:85887b80 r8:80287e08 r7:ecac9e60 r6:8588a680 r5:859c4800 ** 14 printk messages dropped ** [ 1353.030476][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1353.030799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 17 printk messages dropped ** [ 1353.031397][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 ** 3 printk messages dropped ** [ 1353.031497][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.031539][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.031570][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.031600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.031623][ T32] r4:84cfd140 [ 1353.031643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.031674][ T32] INFO: task kworker/1:539:6201 blocked for more than 479 seconds. [ 1353.031706][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1353.031730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.031751][ T32] task:kworker/1:539 state:D stack:0 pid:6201 tgid:6201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.031819][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.031885][ T32] Call trace: [ 1353.031929][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1353.031979][ T32] r10:8291a684 r9:eca65d84 r8:00000002 r7:60000013 r6:eca65d8c r5:8598c800 [ 1353.032002][ T32] r4:8598c800 [ 1353.032021][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1353.032075][ T32] r5:8598c800 r4:8291a680 [ 1353.032098][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.032151][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.032205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca65e08 [ 1353.032233][ T32] r4:00000000 [ 1353.032253][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1353.032289][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1353.032323][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1353.032363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85873c80 [ 1353.032386][ T32] r4:00000000 [ 1353.032405][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1353.032447][ T32] r9:83018205 r8:8598c800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1353.032468][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1353.032510][ T32] r5:00001000 r4:ebbf7000 [ 1353.032529][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1353.032567][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1353.033093][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1353.033198][ T32] r4:85873c40 [ 1353.033474][ T32] INFO: task kworker/1:539:6201 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1353.033507][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.033598][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.033661][ T32] Call trace: [ 1353.033695][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.033758][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1353.033785][ T32] r4:00000000 [ 1353.033820][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.033864][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1353.033891][ T32] 1d20: ab413000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1353.033921][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1353.033946][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.034021][ T32] r5:80070013 r4:80239bb0 [ 1353.034045][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.034087][ T32] r4:82ac21e4 [ 1353.034107][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.034167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1353.034195][ T32] r4:e0581dc0 [ 1353.034214][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1353.034258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1353.034280][ T32] r4:00000000 [ 1353.034299][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1353.034343][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1353.034364][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1353.034425][ T32] r5:00001000 r4:df927000 [ 1353.034456][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1353.034746][ T32] r4:84ddab80 ** 7 printk messages dropped ** [ 1353.035016][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1353.035567][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1353.045749][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.045817][ T32] r5:84f9378c r4:84f93400 [ 1353.046210][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.046290][ T32] r7:ddde2d80 r6:83018200 r5:84f9378c r4:85887d00 [ 1353.046314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.046376][ T32] r10:61c88647 r9:85970000 r8:85887d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.046404][ T32] r4:85887d00 [ 1353.046425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.046472][ T32] r10:00000000 r9:85887d00 r8:80287e08 r7:eca65e60 r6:85887d80 r5:85970000 [ 1353.046494][ T32] r4:00000001 [ 1353.046516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.046553][ T32] Exception stack(0xecb19fb0 to 0xecb19ff8) [ 1353.046583][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.046611][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1353.047183][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1353.047647][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1353.048030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 11 printk messages dropped ** [ 1353.048575][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1353.048763][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1353.049239][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1353.049493][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1353.049771][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1353.050055][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.050135][ T32] r5:84766b8c r4:84766800 [ 1353.050179][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1353.050515][ T32] r10:00000000 r9:8588a700 r8:80287e08 r7:eca7de60 r6:8588a780 r5:84d80c00 ** 9 printk messages dropped ** [ 1353.051096][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1353.051550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1353.051935][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1353.052092][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1353.052118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.052166][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.052188][ T32] r4:84ddab80 [ 1353.052206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.052250][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1353.052272][ T32] r4:00000001 [ 1353.052291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.052326][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1353.052353][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.052380][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.052423][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.052456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.052479][ T32] r4:84cfd140 [ 1353.052499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.052523][ T32] INFO: task kworker/0:989:6208 blocked for more than 479 seconds. [ 1353.052553][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1353.052576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.052624][ T32] task:kworker/0:989 state:D stack:0 pid:6208 tgid:6208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.052672][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.052712][ T32] Call trace: [ 1353.052741][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1353.052805][ T32] r10:8291a684 r9:ecaf5d84 r8:00000002 r7:60000113 r6:ecaf5d8c r5:84d81800 [ 1353.052833][ T32] r4:84d81800 [ 1353.052905][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1353.052952][ T32] r5:84d81800 r4:8291a680 [ 1353.052975][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.053017][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.053075][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf5e08 [ 1353.053100][ T32] r4:00000000 [ 1353.053121][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1353.053168][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1353.053207][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1353.053248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e3640 [ 1353.053271][ T32] r4:00000000 [ 1353.053290][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1353.053345][ T32] r9:83018005 r8:84d81800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1353.053371][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1353.053423][ T32] r5:00001000 r4:ebd73000 [ 1353.053445][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1353.053496][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.053551][ T32] r5:8476538c r4:84765000 [ 1353.053596][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.053661][ T32] r7:dddced80 r6:83018000 r5:8476538c r4:8588a800 [ 1353.053683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.053731][ T32] r10:61c88647 r9:84d81800 r8:8588a82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.053753][ T32] r4:8588a800 [ 1353.053783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.053838][ T32] r10:00000000 r9:8588a800 r8:80287e08 r7:eca7de60 r6:8588a880 r5:84d81800 [ 1353.053861][ T32] r4:00000001 [ 1353.053879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.053914][ T32] Exception stack(0xecaf5fb0 to 0xecaf5ff8) [ 1353.053940][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.054006][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1353.054587][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1353.055024][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 ** 18 printk messages dropped ** [ 1353.055704][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 7 printk messages dropped ** [ 1353.086541][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1353.086778][ T32] INFO: task kworker/1:541:6209 blocked for more than 479 seconds. ** 6 printk messages dropped ** [ 1353.087197][ T32] r10:8291a684 r9:ecbd1d84 r8:00000002 r7:60000113 r6:ecbd1d8c r5:84d82400 ** 8 printk messages dropped ** [ 1353.087505][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1353.087772][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1353.087923][ T32] r5:84f93b8c r4:84f93800 ** 1 printk messages dropped ** [ 1353.088005][ T32] r7:ddde2d80 r6:83018200 r5:84f93b8c r4:85887e00 [ 1353.088026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.088073][ T32] r10:61c88647 r9:84d82400 r8:85887e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.088116][ T32] r4:85887e00 [ 1353.088140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.088187][ T32] r10:00000000 r9:85887e00 r8:80287e08 r7:ecb19e60 r6:8588a900 r5:84d82400 [ 1353.088209][ T32] r4:00000001 [ 1353.088230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.088265][ T32] Exception stack(0xecbd1fb0 to 0xecbd1ff8) [ 1353.088291][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.088376][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.088415][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.088465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.088492][ T32] r4:8588ef00 [ 1353.088955][ T32] INFO: task kworker/1:541:6209 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1353.088994][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.089053][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.089099][ T32] Call trace: [ 1353.089129][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.089181][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1353.089204][ T32] r4:00000000 [ 1353.089225][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.089290][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1353.089374][ T32] 1d20: abbc2000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 3 printk messages dropped ** [ 1353.089523][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1353.089894][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1353.090257][ T32] r4:84ddab80 ** 3 printk messages dropped ** [ 1353.090366][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1353.090510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1353.090824][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1353.091190][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1353.091539][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1353.091940][ T32] Exception stack(0xecbcdfb0 to 0xecbcdff8) ** 14 printk messages dropped ** [ 1353.092986][ T32] 1d20: abbc2000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 19 printk messages dropped ** [ 1353.094103][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 6 printk messages dropped ** [ 1353.094336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1353.094859][ T32] task:kworker/0:991 state:D stack:0 pid:6214 tgid:6214 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1353.095462][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1353.095774][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1353.117976][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1353.118262][ T32] r7:dddced80 r6:83018000 r5:85a1c78c r4:8588aa80 ** 2 printk messages dropped ** [ 1353.118532][ T32] r4:8588aa80 [ 1353.118594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.118707][ T32] r10:00000000 r9:8588aa80 r8:80287e08 r7:eca7de60 r6:8588ab00 r5:84d83c00 [ 1353.118767][ T32] r4:00000001 [ 1353.118824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.118940][ T32] Exception stack(0xecbd9fb0 to 0xecbd9ff8) [ 1353.119030][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.119112][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.119201][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.119298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.119367][ T32] r4:855e3a00 [ 1353.120198][ T32] INFO: task kworker/0:991:6214 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1353.120296][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.120457][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.120659][ T32] Call trace: [ 1353.120789][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.120927][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1353.121009][ T32] r4:00000000 [ 1353.121102][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.121199][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1353.121270][ T32] 1d20: ac169000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1353.121361][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1353.121444][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.121546][ T32] r5:80070013 r4:80239bb0 [ 1353.121605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.121705][ T32] r4:82ac21e4 [ 1353.121773][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.121880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1353.121971][ T32] r4:e0581dc0 [ 1353.122050][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1353.122169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1353.122226][ T32] r4:00000000 [ 1353.122274][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1353.122376][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1353.122427][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1353.122520][ T32] r5:00001000 r4:df927000 [ 1353.122568][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1353.122661][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.122762][ T32] r5:84f0cf8c r4:84f0cc00 [ 1353.122811][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.122920][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1353.122975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.123099][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.123154][ T32] r4:84ddab80 [ 1353.123200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.123306][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1353.123364][ T32] r4:00000001 [ 1353.123414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.123522][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1353.123596][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1353.124202][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 8 printk messages dropped ** [ 1353.125015][ T32] r5:84d84800 r4:8291a680 ** 5 printk messages dropped ** [ 1353.125472][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1353.158929][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1353.160242][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1353.162270][ T32] 1d20: ac452000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1353.163022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 9 printk messages dropped ** [ 1353.163988][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 ** 6 printk messages dropped ** [ 1353.164524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.164610][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1353.164677][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.164747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.164815][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.164907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.164981][ T32] r4:84cfd140 [ 1353.165033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.165112][ T32] INFO: task kworker/0:992:6217 blocked for more than 479 seconds. [ 1353.165188][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1353.165270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.165328][ T32] task:kworker/0:992 state:D stack:0 pid:6217 tgid:6217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.165433][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.165531][ T32] Call trace: [ 1353.165613][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1353.165745][ T32] r10:8291a684 r9:ecbe1d84 r8:00000002 r7:60000113 r6:ecbe1d8c r5:84d85400 [ 1353.165910][ T32] r4:84d85400 [ 1353.193348][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1353.193514][ T32] r5:84d85400 r4:8291a680 [ 1353.193607][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.193709][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.193811][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe1e08 [ 1353.193875][ T32] r4:00000000 [ 1353.193929][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1353.194036][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1353.194144][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1353.194250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e3c80 [ 1353.194308][ T32] r4:00000000 [ 1353.194357][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1353.194471][ T32] r9:83018005 r8:84d85400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1353.194529][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1353.194633][ T32] r5:00001000 r4:ec8ff000 [ 1353.194709][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1353.194811][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.194914][ T32] r5:85a1cb8c r4:85a1c800 [ 1353.194968][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.195120][ T32] r7:dddced80 r6:83018000 r5:85a1cb8c r4:8588ac00 [ 1353.195217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.195349][ T32] r10:61c88647 r9:84d85400 r8:8588ac2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.195432][ T32] r4:8588ac00 [ 1353.195493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.195602][ T32] r10:00000000 r9:8588ac00 r8:80287e08 r7:eca7de60 r6:8588ac80 r5:84d85400 [ 1353.195677][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1353.195929][ T32] Exception stack(0xecbe1fb0 to 0xecbe1ff8) ** 13 printk messages dropped ** [ 1353.201755][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1353.201822][ T32] 1d20: ac649000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1353.201897][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1353.201981][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.202047][ T32] r5:80070013 r4:80239bb0 [ 1353.202099][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.202160][ T32] r4:82ac21e4 [ 1353.202181][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.202225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1353.202248][ T32] r4:e0581dc0 [ 1353.202267][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1353.202307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1353.202329][ T32] r4:00000000 [ 1353.202348][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1353.202393][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1353.202415][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1353.202458][ T32] r5:00001000 r4:df927000 [ 1353.202478][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1353.202550][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.202600][ T32] r5:84f0cf8c r4:84f0cc00 [ 1353.202621][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.202694][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1353.202747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.202848][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.202890][ T32] r4:84ddab80 [ 1353.202916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.202964][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1353.203014][ T32] r4:00000001 [ 1353.203037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.203079][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1353.203131][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.203163][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.203197][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.203227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.203249][ T32] r4:84cfd140 [ 1353.203271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.203314][ T32] INFO: task kworker/1:543:6219 blocked for more than 479 seconds. [ 1353.203348][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1353.203374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.203396][ T32] task:kworker/1:543 state:D stack:0 pid:6219 tgid:6219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.203491][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.203540][ T32] Call trace: [ 1353.203572][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1353.203623][ T32] r10:8291a684 r9:ecbe5d84 r8:00000002 r7:60000113 r6:ecbe5d8c r5:84d86000 [ 1353.203647][ T32] r4:84d86000 [ 1353.203666][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1353.203734][ T32] r5:84d86000 r4:8291a680 [ 1353.203758][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.203817][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.203866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe5e08 [ 1353.203890][ T32] r4:00000000 [ 1353.203920][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1353.203961][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1353.204001][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1353.204067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cf400 [ 1353.204099][ T32] r4:00000000 [ 1353.204122][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1353.204167][ T32] r9:83018205 r8:84d86000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1353.204255][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1353.204304][ T32] r5:00001000 r4:ec93d000 [ 1353.204324][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1353.204364][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.204406][ T32] r5:84f9438c r4:84f94000 [ 1353.204425][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.204475][ T32] r7:ddde2d80 r6:83018200 r5:84f9438c r4:85887f00 [ 1353.204495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.204541][ T32] r10:61c88647 r9:84d86000 r8:85887f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.204564][ T32] r4:85887f00 [ 1353.204583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.204628][ T32] r10:00000000 r9:85887f00 r8:80287e08 r7:ecbd5e60 r6:8588ad00 r5:84d86000 [ 1353.204664][ T32] r4:00000001 [ 1353.204712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.204780][ T32] Exception stack(0xecbe5fb0 to 0xecbe5ff8) [ 1353.204811][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.204870][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.204900][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.204969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1353.205304][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.205384][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.205457][ T32] Call trace: [ 1353.205493][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.205547][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1353.205571][ T32] r4:00000000 [ 1353.205602][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.205647][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1353.205676][ T32] 1d20: ac649000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1353.205705][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1353.205730][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.205753][ T32] r5:80070013 r4:80239bb0 [ 1353.205778][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.205841][ T32] r4:82ac21e4 [ 1353.205901][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.221108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 [ 1353.221154][ T32] r4:e0581dc0 [ 1353.221180][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1353.221247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 [ 1353.221270][ T32] r4:00000000 [ 1353.221307][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1353.221389][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1353.221417][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1353.221464][ T32] r5:00001000 r4:df927000 [ 1353.221485][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1353.221526][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.221570][ T32] r5:84f0cf8c r4:84f0cc00 [ 1353.221640][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.221694][ T32] r7:dddced80 r6:83018000 r5:84f0cf8c r4:84ddab80 [ 1353.221791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.221874][ T32] r10:61c88647 r9:84fb0c00 r8:84ddabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.221903][ T32] r4:84ddab80 [ 1353.221949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.222042][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1353.222144][ T32] r4:00000001 [ 1353.222174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.222300][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1353.222340][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.222397][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.222429][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.222461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.222484][ T32] r4:84cfd140 [ 1353.222569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.222606][ T32] INFO: task kworker/0:993:6222 blocked for more than 479 seconds. [ 1353.222639][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1353.222664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.222686][ T32] task:kworker/0:993 state:D stack:0 pid:6222 tgid:6222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.222907][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.222959][ T32] Call trace: [ 1353.223417][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1353.223985][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1353.224730][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1353.224897][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1353.243522][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1353.244502][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1353.244608][ T32] 1d20: aca68000 e00c3000 00000001 80239b98 7f37f000 00000001 ** 3 printk messages dropped ** [ 1353.244732][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1353.244961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cfd7c0 ** 6 printk messages dropped ** [ 1353.245272][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1353.245599][ T32] r10:00000000 r9:84ddab80 r8:80287e08 r7:e0561e60 r6:84ec1a00 r5:84fb0c00 [ 1353.245667][ T32] r4:00000001 [ 1353.245712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.245781][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1353.245912][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.256395][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.256441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.256477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.256502][ T32] r4:84cfd140 [ 1353.256526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.256558][ T32] INFO: task kworker/1:544:6224 blocked for more than 479 seconds. [ 1353.256609][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1353.256639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.256663][ T32] task:kworker/1:544 state:D stack:0 pid:6224 tgid:6224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.256720][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.256804][ T32] Call trace: [ 1353.256837][ T32] [<81a52ce4>] (__schedule) from [<81a53c68>] (schedule+0x2c/0x130) [ 1353.256893][ T32] r10:8291a684 r9:ecbf5d84 r8:00000002 r7:60000113 r6:ecbf5d8c r5:85940000 [ 1353.256917][ T32] r4:85940000 [ 1353.256961][ T32] [<81a53c3c>] (schedule) from [<81a54050>] (schedule_preempt_disabled+0x18/0x24) [ 1353.257034][ T32] r5:85940000 r4:8291a680 [ 1353.257069][ T32] [<81a54038>] (schedule_preempt_disabled) from [<81a56734>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.257112][ T32] [<81a56434>] (__mutex_lock.constprop.0) from [<81a56c00>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.257156][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf5e08 [ 1353.257178][ T32] r4:00000000 [ 1353.257230][ T32] [<81a56bec>] (__mutex_lock_slowpath) from [<81a56c40>] (mutex_lock+0x3c/0x40) [ 1353.257271][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) [ 1353.257310][ T32] [<804e7898>] (_vm_unmap_aliases) from [<804eb7e0>] (vfree+0x168/0x204) [ 1353.257352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cf4c0 [ 1353.257399][ T32] r4:00000000 [ 1353.257457][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1353.257509][ T32] r9:83018205 r8:85940000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1353.257532][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1353.257575][ T32] r5:00001000 r4:ec9d9000 [ 1353.257595][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1353.257634][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1353.257772][ T32] r7:ddde2d80 r6:83018200 r5:84f9478c r4:85887f80 ** 4 printk messages dropped ** [ 1353.258030][ T32] r10:00000000 r9:85887f80 r8:80287e08 r7:ecbe5e60 r6:8588ae80 r5:85940000 ** 7 printk messages dropped ** [ 1353.258307][ T32] r4:856cf380 ** 3 printk messages dropped ** [ 1353.259035][ T32] Call trace: ** 4 printk messages dropped ** [ 1353.259239][ T32] Exception stack(0xe0581d28 to 0xe0581d70) ** 3 printk messages dropped ** [ 1353.259422][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1353.259552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0581dc0 r5:e0581e08 ** 3 printk messages dropped ** [ 1353.259698][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1353.259783][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1353.260156][ T32] r4:84ddab80 ** 4 printk messages dropped ** [ 1353.260305][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1353.260560][ T32] INFO: task kworker/1:545:6226 blocked for more than 479 seconds. ** 9 printk messages dropped ** [ 1353.260964][ T32] r5:85941800 r4:8291a680 ** 5 printk messages dropped ** [ 1353.261269][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1353.261395][ T32] r4:00000000 [ 1353.261417][ T32] [<804eb678>] (vfree) from [<8054b254>] (execmem_free+0x30/0x50) [ 1353.261486][ T32] r9:83018205 r8:85941800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1353.261564][ T32] [<8054b224>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14) [ 1353.261635][ T32] r5:00001000 r4:eca1b000 [ 1353.261659][ T32] [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4) [ 1353.261700][ T32] [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.261742][ T32] r5:84f94b8c r4:84f94800 [ 1353.261786][ T32] [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.261837][ T32] r7:ddde2d80 r6:83018200 r5:84f94b8c r4:84fa8000 [ 1353.261858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.261906][ T32] r10:61c88647 r9:85941800 r8:84fa802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.261945][ T32] r4:84fa8000 [ 1353.262015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.262072][ T32] r10:00000000 r9:84fa8000 r8:80287e08 r7:ecbf5e60 r6:8588af00 r5:85941800 [ 1353.262098][ T32] r4:00000001 [ 1353.262118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.262178][ T32] Exception stack(0xecbfdfb0 to 0xecbfdff8) [ 1353.262209][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.262238][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.262288][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.262322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.262346][ T32] r4:856cf500 [ 1353.262622][ T32] INFO: task kworker/1:545:6226 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1353.262660][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.262718][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.262791][ T32] Call trace: [ 1353.262938][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.262995][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1353.263019][ T32] r4:00000000 [ 1353.263039][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.263086][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1353.263115][ T32] 1d20: acd1b000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1353.263144][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1353.263194][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.263230][ T32] r5:80070013 r4:80239bb0 [ 1353.263251][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e76d4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1353.263690][ T32] r5:00001000 r4:df927000 ** 7 printk messages dropped ** [ 1353.264049][ T32] r4:84ddab80 ** 4 printk messages dropped ** [ 1353.264233][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 10 printk messages dropped ** [ 1353.264561][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1353.265004][ T32] [<81a56c04>] (mutex_lock) from [<804e7900>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1353.265487][ T32] r10:61c88647 r9:85942400 r8:84fa80ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1353.265742][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.265770][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.265870][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.292806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.292853][ T32] r4:856cf500 [ 1353.293305][ T32] INFO: task kworker/1:546:6227 is blocked on a mutex likely owned by task kworker/0:169:3771. [ 1353.293399][ T32] task:kworker/0:169 state:R running task stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.293476][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.293539][ T32] Call trace: [ 1353.293587][ T32] [<81a52ce4>] (__schedule) from [<81a5409c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.293650][ T32] r10:82ac21c4 r9:84fb0c00 r8:80200be4 r7:e0581d5c r6:ffffffff r5:84fb0c00 [ 1353.293674][ T32] r4:00000000 [ 1353.293695][ T32] [<81a5405c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.293738][ T32] Exception stack(0xe0581d28 to 0xe0581d70) [ 1353.293768][ T32] 1d20: ad166000 e00c3000 00000001 80239b98 7f37f000 00000001 [ 1353.293797][ T32] 1d40: 82ac15a0 7f37f000 e00c3000 8280c928 82ac21c4 e0581da4 e0581da8 e0581d78 [ 1353.293849][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.293926][ T32] r5:80070013 r4:80239bb0 ** 2 printk messages dropped ** [ 1353.294135][ T32] [<804e74c4>] (__purge_vmap_area_lazy) from [<804e7a7c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1353.294352][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1353.294685][ T32] r5:84f0cf8c r4:84f0cc00 ** 6 printk messages dropped ** VM DIAGNOSIS: 14:09:07 Registers: info registers vcpu 0 CPU#0 R00=8f5dd000 R01=e00a5000 R02=00000001 R03=80239b98 R04=7f379000 R05=00000001 R06=82ac15a0 R07=7f379000 R08=e00a5000 R09=8280c928 R10=82ac21c4 R11=e0595da4 R12=e0595da8 R13=e0595d78 R14=80230ad0 R15=80239bb0 PSR=800d0013 N--- A S svc32 s00=7ea5c928 s01=76f6d150 d00=76f6d1507ea5c928 s02=00000001 s03=76f61a88 d01=76f61a8800000001 s04=fffc0100 s05=fffc0100 d02=fffc0100fffc0100 s06=00000001 s07=00000000 d03=0000000000000001 s08=c0300c00 s09=c0300c03 d04=c0300c03c0300c00 s10=08040201 s11=80402010 d05=8040201008040201 s12=08040201 s13=80402010 d06=8040201008040201 s14=00000000 s15=00000000 d07=0000000000000000 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=828293f8 R01=00000001 R02=00058bed R03=81a509c8 R04=00000006 R05=828fac48 R06=00000000 R07=828fac40 R08=84160000 R09=00000028 R10=828fac48 R11=ec7b5ba4 R12=ec7b5ba8 R13=ec7b5b98 R14=803481fc R15=81a509d8 PSR=600d0093 -ZC- A S svc32 s00=30353420 s01=63657320 d00=6365732030353420 s02=2065726f s03=6e616874 d01=6e6168742065726f s04=3d766564 s05=61647622 d02=616476223d766564 s06=6e692022 s07=30383d6f d03=30383d6f6e692022 s08=63732037 s09=65746e6f d04=65746e6f63732037 s10=723d7478 s11=3a746f6f d05=3a746f6f723d7478 s12=61737973 s13=725f6d64 d06=725f6d6461737973 s14=00000000 s15=00000000 d07=0000000000000000 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000